/* * GLSL pixel and vertex shader implementation * * Copyright 2006 Jason Green * Copyright 2006-2007 Henri Verbeet * Copyright 2007-2008 Stefan Dösinger for CodeWeavers * Copyright 2009-2011 Henri Verbeet for CodeWeavers * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA */ /* * D3D shader asm has swizzles on source parameters, and write masks for * destination parameters. GLSL uses swizzles for both. The result of this is * that for example "mov dst.xw, src.zyxw" becomes "dst.xw = src.zw" in GLSL. * Ie, to generate a proper GLSL source swizzle, we need to take the D3D write * mask for the destination parameter into account. */ #include "config.h" #include "wine/port.h" #include #include #include "wined3d_private.h" WINE_DEFAULT_DEBUG_CHANNEL(d3d_shader); WINE_DECLARE_DEBUG_CHANNEL(d3d_constants); WINE_DECLARE_DEBUG_CHANNEL(d3d); WINE_DECLARE_DEBUG_CHANNEL(winediag); #define WINED3D_GLSL_SAMPLE_PROJECTED 0x1 #define WINED3D_GLSL_SAMPLE_RECT 0x2 #define WINED3D_GLSL_SAMPLE_LOD 0x4 #define WINED3D_GLSL_SAMPLE_GRAD 0x8 struct glsl_dst_param { char reg_name[150]; char mask_str[6]; }; struct glsl_src_param { char reg_name[150]; char param_str[200]; }; struct glsl_sample_function { const char *name; DWORD coord_mask; }; enum heap_node_op { HEAP_NODE_TRAVERSE_LEFT, HEAP_NODE_TRAVERSE_RIGHT, HEAP_NODE_POP, }; struct constant_entry { unsigned int idx; unsigned int version; }; struct constant_heap { struct constant_entry *entries; unsigned int *positions; unsigned int size; }; /* GLSL shader private data */ struct shader_glsl_priv { struct wined3d_shader_buffer shader_buffer; struct wine_rb_tree program_lookup; struct glsl_shader_prog_link *glsl_program; struct constant_heap vconst_heap; struct constant_heap pconst_heap; unsigned char *stack; GLhandleARB depth_blt_program_full[tex_type_count]; GLhandleARB depth_blt_program_masked[tex_type_count]; UINT next_constant_version; }; /* Struct to maintain data about a linked GLSL program */ struct glsl_shader_prog_link { struct wine_rb_entry program_lookup_entry; struct list vshader_entry; struct list pshader_entry; GLhandleARB programId; GLint *vuniformF_locations; GLint *puniformF_locations; GLint vuniformI_locations[MAX_CONST_I]; GLint puniformI_locations[MAX_CONST_I]; GLint posFixup_location; GLint np2Fixup_location; GLint bumpenvmat_location[MAX_TEXTURES]; GLint luminancescale_location[MAX_TEXTURES]; GLint luminanceoffset_location[MAX_TEXTURES]; GLint ycorrection_location; GLenum vertex_color_clamp; const struct wined3d_shader *vshader; const struct wined3d_shader *pshader; struct vs_compile_args vs_args; struct ps_compile_args ps_args; UINT constant_version; const struct ps_np2fixup_info *np2Fixup_info; }; struct glsl_program_key { const struct wined3d_shader *vshader; const struct wined3d_shader *pshader; struct ps_compile_args ps_args; struct vs_compile_args vs_args; }; struct shader_glsl_ctx_priv { const struct vs_compile_args *cur_vs_args; const struct ps_compile_args *cur_ps_args; struct ps_np2fixup_info *cur_np2fixup_info; }; struct glsl_ps_compiled_shader { struct ps_compile_args args; struct ps_np2fixup_info np2fixup; GLhandleARB prgId; }; struct glsl_vs_compiled_shader { struct vs_compile_args args; GLhandleARB prgId; }; struct glsl_shader_private { union { struct glsl_vs_compiled_shader *vs; struct glsl_ps_compiled_shader *ps; } gl_shaders; UINT num_gl_shaders, shader_array_size; }; static const char *debug_gl_shader_type(GLenum type) { switch (type) { #define WINED3D_TO_STR(u) case u: return #u WINED3D_TO_STR(GL_VERTEX_SHADER_ARB); WINED3D_TO_STR(GL_GEOMETRY_SHADER_ARB); WINED3D_TO_STR(GL_FRAGMENT_SHADER_ARB); #undef WINED3D_TO_STR default: return wine_dbg_sprintf("UNKNOWN(%#x)", type); } } static const char *shader_glsl_get_prefix(enum wined3d_shader_type type) { switch (type) { case WINED3D_SHADER_TYPE_VERTEX: return "vs"; case WINED3D_SHADER_TYPE_GEOMETRY: return "gs"; case WINED3D_SHADER_TYPE_PIXEL: return "ps"; default: FIXME("Unhandled shader type %#x.\n", type); return "unknown"; } } /* Extract a line from the info log. * Note that this modifies the source string. */ static char *get_info_log_line(char **ptr) { char *p, *q; p = *ptr; if (!(q = strstr(p, "\n"))) { if (!*p) return NULL; *ptr += strlen(p); return p; } *q = '\0'; *ptr = q + 1; return p; } /** Prints the GLSL info log which will contain error messages if they exist */ /* GL locking is done by the caller */ static void print_glsl_info_log(const struct wined3d_gl_info *gl_info, GLhandleARB obj) { int infologLength = 0; char *infoLog; if (!WARN_ON(d3d_shader) && !FIXME_ON(d3d_shader)) return; GL_EXTCALL(glGetObjectParameterivARB(obj, GL_OBJECT_INFO_LOG_LENGTH_ARB, &infologLength)); /* A size of 1 is just a null-terminated string, so the log should be bigger than * that if there are errors. */ if (infologLength > 1) { char *ptr, *line; infoLog = HeapAlloc(GetProcessHeap(), 0, infologLength); /* The info log is supposed to be zero-terminated, but at least some * versions of fglrx don't terminate the string properly. The reported * length does include the terminator, so explicitly set it to zero * here. */ infoLog[infologLength - 1] = 0; GL_EXTCALL(glGetInfoLogARB(obj, infologLength, NULL, infoLog)); ptr = infoLog; if (gl_info->quirks & WINED3D_QUIRK_INFO_LOG_SPAM) { WARN("Info log received from GLSL shader #%u:\n", obj); while ((line = get_info_log_line(&ptr))) WARN(" %s\n", line); } else { FIXME("Info log received from GLSL shader #%u:\n", obj); while ((line = get_info_log_line(&ptr))) FIXME(" %s\n", line); } HeapFree(GetProcessHeap(), 0, infoLog); } } /* GL locking is done by the caller. */ static void shader_glsl_compile(const struct wined3d_gl_info *gl_info, GLhandleARB shader, const char *src) { TRACE("Compiling shader object %u.\n", shader); GL_EXTCALL(glShaderSourceARB(shader, 1, &src, NULL)); checkGLcall("glShaderSourceARB"); GL_EXTCALL(glCompileShaderARB(shader)); checkGLcall("glCompileShaderARB"); print_glsl_info_log(gl_info, shader); } /* GL locking is done by the caller. */ static void shader_glsl_dump_program_source(const struct wined3d_gl_info *gl_info, GLhandleARB program) { GLint i, object_count, source_size = -1; GLhandleARB *objects; char *source = NULL; GL_EXTCALL(glGetObjectParameterivARB(program, GL_OBJECT_ATTACHED_OBJECTS_ARB, &object_count)); objects = HeapAlloc(GetProcessHeap(), 0, object_count * sizeof(*objects)); if (!objects) { ERR("Failed to allocate object array memory.\n"); return; } GL_EXTCALL(glGetAttachedObjectsARB(program, object_count, NULL, objects)); for (i = 0; i < object_count; ++i) { char *ptr, *line; GLint tmp; GL_EXTCALL(glGetObjectParameterivARB(objects[i], GL_OBJECT_SHADER_SOURCE_LENGTH_ARB, &tmp)); if (source_size < tmp) { HeapFree(GetProcessHeap(), 0, source); source = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, tmp); if (!source) { ERR("Failed to allocate %d bytes for shader source.\n", tmp); HeapFree(GetProcessHeap(), 0, objects); return; } source_size = tmp; } FIXME("Object %u:\n", objects[i]); GL_EXTCALL(glGetObjectParameterivARB(objects[i], GL_OBJECT_SUBTYPE_ARB, &tmp)); FIXME(" GL_OBJECT_SUBTYPE_ARB: %s.\n", debug_gl_shader_type(tmp)); GL_EXTCALL(glGetObjectParameterivARB(objects[i], GL_OBJECT_COMPILE_STATUS_ARB, &tmp)); FIXME(" GL_OBJECT_COMPILE_STATUS_ARB: %d.\n", tmp); FIXME("\n"); ptr = source; GL_EXTCALL(glGetShaderSourceARB(objects[i], source_size, NULL, source)); while ((line = get_info_log_line(&ptr))) FIXME(" %s\n", line); FIXME("\n"); } HeapFree(GetProcessHeap(), 0, source); HeapFree(GetProcessHeap(), 0, objects); } /* GL locking is done by the caller. */ static void shader_glsl_validate_link(const struct wined3d_gl_info *gl_info, GLhandleARB program) { GLint tmp; if (!TRACE_ON(d3d_shader) && !FIXME_ON(d3d_shader)) return; GL_EXTCALL(glGetObjectParameterivARB(program, GL_OBJECT_TYPE_ARB, &tmp)); if (tmp == GL_PROGRAM_OBJECT_ARB) { GL_EXTCALL(glGetObjectParameterivARB(program, GL_OBJECT_LINK_STATUS_ARB, &tmp)); if (!tmp) { FIXME("Program %u link status invalid.\n", program); shader_glsl_dump_program_source(gl_info, program); } } print_glsl_info_log(gl_info, program); } /** * Loads (pixel shader) samplers */ /* GL locking is done by the caller */ static void shader_glsl_load_psamplers(const struct wined3d_gl_info *gl_info, const DWORD *tex_unit_map, GLhandleARB programId) { GLint name_loc; char sampler_name[20]; unsigned int i; for (i = 0; i < MAX_FRAGMENT_SAMPLERS; ++i) { snprintf(sampler_name, sizeof(sampler_name), "ps_sampler%u", i); name_loc = GL_EXTCALL(glGetUniformLocationARB(programId, sampler_name)); if (name_loc != -1) { DWORD mapped_unit = tex_unit_map[i]; if (mapped_unit != WINED3D_UNMAPPED_STAGE && mapped_unit < gl_info->limits.fragment_samplers) { TRACE("Loading %s for texture %d\n", sampler_name, mapped_unit); GL_EXTCALL(glUniform1iARB(name_loc, mapped_unit)); checkGLcall("glUniform1iARB"); } else { ERR("Trying to load sampler %s on unsupported unit %d\n", sampler_name, mapped_unit); } } } } /* GL locking is done by the caller */ static void shader_glsl_load_vsamplers(const struct wined3d_gl_info *gl_info, const DWORD *tex_unit_map, GLhandleARB programId) { GLint name_loc; char sampler_name[20]; unsigned int i; for (i = 0; i < MAX_VERTEX_SAMPLERS; ++i) { snprintf(sampler_name, sizeof(sampler_name), "vs_sampler%u", i); name_loc = GL_EXTCALL(glGetUniformLocationARB(programId, sampler_name)); if (name_loc != -1) { DWORD mapped_unit = tex_unit_map[MAX_FRAGMENT_SAMPLERS + i]; if (mapped_unit != WINED3D_UNMAPPED_STAGE && mapped_unit < gl_info->limits.combined_samplers) { TRACE("Loading %s for texture %d\n", sampler_name, mapped_unit); GL_EXTCALL(glUniform1iARB(name_loc, mapped_unit)); checkGLcall("glUniform1iARB"); } else { ERR("Trying to load sampler %s on unsupported unit %d\n", sampler_name, mapped_unit); } } } } /* GL locking is done by the caller */ static inline void walk_constant_heap(const struct wined3d_gl_info *gl_info, const float *constants, const GLint *constant_locations, const struct constant_heap *heap, unsigned char *stack, DWORD version) { int stack_idx = 0; unsigned int heap_idx = 1; unsigned int idx; if (heap->entries[heap_idx].version <= version) return; idx = heap->entries[heap_idx].idx; if (constant_locations[idx] != -1) GL_EXTCALL(glUniform4fvARB(constant_locations[idx], 1, &constants[idx * 4])); stack[stack_idx] = HEAP_NODE_TRAVERSE_LEFT; while (stack_idx >= 0) { /* Note that we fall through to the next case statement. */ switch(stack[stack_idx]) { case HEAP_NODE_TRAVERSE_LEFT: { unsigned int left_idx = heap_idx << 1; if (left_idx < heap->size && heap->entries[left_idx].version > version) { heap_idx = left_idx; idx = heap->entries[heap_idx].idx; if (constant_locations[idx] != -1) GL_EXTCALL(glUniform4fvARB(constant_locations[idx], 1, &constants[idx * 4])); stack[stack_idx++] = HEAP_NODE_TRAVERSE_RIGHT; stack[stack_idx] = HEAP_NODE_TRAVERSE_LEFT; break; } } case HEAP_NODE_TRAVERSE_RIGHT: { unsigned int right_idx = (heap_idx << 1) + 1; if (right_idx < heap->size && heap->entries[right_idx].version > version) { heap_idx = right_idx; idx = heap->entries[heap_idx].idx; if (constant_locations[idx] != -1) GL_EXTCALL(glUniform4fvARB(constant_locations[idx], 1, &constants[idx * 4])); stack[stack_idx++] = HEAP_NODE_POP; stack[stack_idx] = HEAP_NODE_TRAVERSE_LEFT; break; } } case HEAP_NODE_POP: heap_idx >>= 1; --stack_idx; break; } } checkGLcall("walk_constant_heap()"); } /* GL locking is done by the caller */ static inline void apply_clamped_constant(const struct wined3d_gl_info *gl_info, GLint location, const GLfloat *data) { GLfloat clamped_constant[4]; if (location == -1) return; clamped_constant[0] = data[0] < -1.0f ? -1.0f : data[0] > 1.0f ? 1.0f : data[0]; clamped_constant[1] = data[1] < -1.0f ? -1.0f : data[1] > 1.0f ? 1.0f : data[1]; clamped_constant[2] = data[2] < -1.0f ? -1.0f : data[2] > 1.0f ? 1.0f : data[2]; clamped_constant[3] = data[3] < -1.0f ? -1.0f : data[3] > 1.0f ? 1.0f : data[3]; GL_EXTCALL(glUniform4fvARB(location, 1, clamped_constant)); } /* GL locking is done by the caller */ static inline void walk_constant_heap_clamped(const struct wined3d_gl_info *gl_info, const float *constants, const GLint *constant_locations, const struct constant_heap *heap, unsigned char *stack, DWORD version) { int stack_idx = 0; unsigned int heap_idx = 1; unsigned int idx; if (heap->entries[heap_idx].version <= version) return; idx = heap->entries[heap_idx].idx; apply_clamped_constant(gl_info, constant_locations[idx], &constants[idx * 4]); stack[stack_idx] = HEAP_NODE_TRAVERSE_LEFT; while (stack_idx >= 0) { /* Note that we fall through to the next case statement. */ switch(stack[stack_idx]) { case HEAP_NODE_TRAVERSE_LEFT: { unsigned int left_idx = heap_idx << 1; if (left_idx < heap->size && heap->entries[left_idx].version > version) { heap_idx = left_idx; idx = heap->entries[heap_idx].idx; apply_clamped_constant(gl_info, constant_locations[idx], &constants[idx * 4]); stack[stack_idx++] = HEAP_NODE_TRAVERSE_RIGHT; stack[stack_idx] = HEAP_NODE_TRAVERSE_LEFT; break; } } case HEAP_NODE_TRAVERSE_RIGHT: { unsigned int right_idx = (heap_idx << 1) + 1; if (right_idx < heap->size && heap->entries[right_idx].version > version) { heap_idx = right_idx; idx = heap->entries[heap_idx].idx; apply_clamped_constant(gl_info, constant_locations[idx], &constants[idx * 4]); stack[stack_idx++] = HEAP_NODE_POP; stack[stack_idx] = HEAP_NODE_TRAVERSE_LEFT; break; } } case HEAP_NODE_POP: heap_idx >>= 1; --stack_idx; break; } } checkGLcall("walk_constant_heap_clamped()"); } /* Loads floating point constants (aka uniforms) into the currently set GLSL program. */ /* GL locking is done by the caller */ static void shader_glsl_load_constantsF(const struct wined3d_shader *shader, const struct wined3d_gl_info *gl_info, const float *constants, const GLint *constant_locations, const struct constant_heap *heap, unsigned char *stack, UINT version) { const struct wined3d_shader_lconst *lconst; /* 1.X pshaders have the constants clamped to [-1;1] implicitly. */ if (shader->reg_maps.shader_version.major == 1 && shader_is_pshader_version(shader->reg_maps.shader_version.type)) walk_constant_heap_clamped(gl_info, constants, constant_locations, heap, stack, version); else walk_constant_heap(gl_info, constants, constant_locations, heap, stack, version); if (!shader->load_local_constsF) { TRACE("No need to load local float constants for this shader\n"); return; } /* Immediate constants are clamped to [-1;1] at shader creation time if needed */ LIST_FOR_EACH_ENTRY(lconst, &shader->constantsF, struct wined3d_shader_lconst, entry) { GLint location = constant_locations[lconst->idx]; /* We found this uniform name in the program - go ahead and send the data */ if (location != -1) GL_EXTCALL(glUniform4fvARB(location, 1, (const GLfloat *)lconst->value)); } checkGLcall("glUniform4fvARB()"); } /* Loads integer constants (aka uniforms) into the currently set GLSL program. */ /* GL locking is done by the caller */ static void shader_glsl_load_constantsI(const struct wined3d_shader *shader, const struct wined3d_gl_info *gl_info, const GLint locations[MAX_CONST_I], const int *constants, WORD constants_set) { unsigned int i; struct list* ptr; for (i = 0; constants_set; constants_set >>= 1, ++i) { if (!(constants_set & 1)) continue; TRACE_(d3d_constants)("Loading constants %u: %i, %i, %i, %i\n", i, constants[i*4], constants[i*4+1], constants[i*4+2], constants[i*4+3]); /* We found this uniform name in the program - go ahead and send the data */ GL_EXTCALL(glUniform4ivARB(locations[i], 1, &constants[i*4])); checkGLcall("glUniform4ivARB"); } /* Load immediate constants */ ptr = list_head(&shader->constantsI); while (ptr) { const struct wined3d_shader_lconst *lconst = LIST_ENTRY(ptr, const struct wined3d_shader_lconst, entry); unsigned int idx = lconst->idx; const GLint *values = (const GLint *)lconst->value; TRACE_(d3d_constants)("Loading local constants %i: %i, %i, %i, %i\n", idx, values[0], values[1], values[2], values[3]); /* We found this uniform name in the program - go ahead and send the data */ GL_EXTCALL(glUniform4ivARB(locations[idx], 1, values)); checkGLcall("glUniform4ivARB"); ptr = list_next(&shader->constantsI, ptr); } } /* Loads boolean constants (aka uniforms) into the currently set GLSL program. */ /* GL locking is done by the caller */ static void shader_glsl_load_constantsB(const struct wined3d_shader *shader, const struct wined3d_gl_info *gl_info, GLhandleARB programId, const BOOL *constants, WORD constants_set) { GLint tmp_loc; unsigned int i; char tmp_name[10]; const char *prefix; struct list* ptr; prefix = shader_glsl_get_prefix(shader->reg_maps.shader_version.type); /* TODO: Benchmark and see if it would be beneficial to store the * locations of the constants to avoid looking up each time */ for (i = 0; constants_set; constants_set >>= 1, ++i) { if (!(constants_set & 1)) continue; TRACE_(d3d_constants)("Loading constants %i: %i;\n", i, constants[i]); /* TODO: Benchmark and see if it would be beneficial to store the * locations of the constants to avoid looking up each time */ snprintf(tmp_name, sizeof(tmp_name), "%s_b[%i]", prefix, i); tmp_loc = GL_EXTCALL(glGetUniformLocationARB(programId, tmp_name)); if (tmp_loc != -1) { /* We found this uniform name in the program - go ahead and send the data */ GL_EXTCALL(glUniform1ivARB(tmp_loc, 1, &constants[i])); checkGLcall("glUniform1ivARB"); } } /* Load immediate constants */ ptr = list_head(&shader->constantsB); while (ptr) { const struct wined3d_shader_lconst *lconst = LIST_ENTRY(ptr, const struct wined3d_shader_lconst, entry); unsigned int idx = lconst->idx; const GLint *values = (const GLint *)lconst->value; TRACE_(d3d_constants)("Loading local constants %i: %i\n", idx, values[0]); snprintf(tmp_name, sizeof(tmp_name), "%s_b[%i]", prefix, idx); tmp_loc = GL_EXTCALL(glGetUniformLocationARB(programId, tmp_name)); if (tmp_loc != -1) { /* We found this uniform name in the program - go ahead and send the data */ GL_EXTCALL(glUniform1ivARB(tmp_loc, 1, values)); checkGLcall("glUniform1ivARB"); } ptr = list_next(&shader->constantsB, ptr); } } static void reset_program_constant_version(struct wine_rb_entry *entry, void *context) { WINE_RB_ENTRY_VALUE(entry, struct glsl_shader_prog_link, program_lookup_entry)->constant_version = 0; } /** * Loads the texture dimensions for NP2 fixup into the currently set GLSL program. */ /* GL locking is done by the caller (state handler) */ static void shader_glsl_load_np2fixup_constants(void *shader_priv, const struct wined3d_gl_info *gl_info, const struct wined3d_state *state) { struct shader_glsl_priv *glsl_priv = shader_priv; const struct glsl_shader_prog_link *prog = glsl_priv->glsl_program; /* No GLSL program set - nothing to do. */ if (!prog) return; /* NP2 texcoord fixup is (currently) only done for pixelshaders. */ if (!use_ps(state)) return; if (prog->ps_args.np2_fixup && prog->np2Fixup_location != -1) { UINT i; UINT fixup = prog->ps_args.np2_fixup; GLfloat np2fixup_constants[4 * MAX_FRAGMENT_SAMPLERS]; for (i = 0; fixup; fixup >>= 1, ++i) { const struct wined3d_texture *tex = state->textures[i]; const unsigned char idx = prog->np2Fixup_info->idx[i]; GLfloat *tex_dim = &np2fixup_constants[(idx >> 1) * 4]; if (!tex) { ERR("Nonexistent texture is flagged for NP2 texcoord fixup.\n"); continue; } if (idx % 2) { tex_dim[2] = tex->pow2_matrix[0]; tex_dim[3] = tex->pow2_matrix[5]; } else { tex_dim[0] = tex->pow2_matrix[0]; tex_dim[1] = tex->pow2_matrix[5]; } } GL_EXTCALL(glUniform4fvARB(prog->np2Fixup_location, prog->np2Fixup_info->num_consts, np2fixup_constants)); } } /** * Loads the app-supplied constants into the currently set GLSL program. */ /* GL locking is done by the caller (state handler) */ static void shader_glsl_load_constants(const struct wined3d_context *context, BOOL usePixelShader, BOOL useVertexShader) { const struct wined3d_gl_info *gl_info = context->gl_info; struct wined3d_device *device = context->swapchain->device; struct wined3d_stateblock *stateBlock = device->stateBlock; const struct wined3d_state *state = &stateBlock->state; struct shader_glsl_priv *priv = device->shader_priv; float position_fixup[4]; GLhandleARB programId; struct glsl_shader_prog_link *prog = priv->glsl_program; UINT constant_version; int i; if (!prog) { /* No GLSL program set - nothing to do. */ return; } programId = prog->programId; constant_version = prog->constant_version; if (useVertexShader) { const struct wined3d_shader *vshader = state->vertex_shader; /* Load DirectX 9 float constants/uniforms for vertex shader */ shader_glsl_load_constantsF(vshader, gl_info, state->vs_consts_f, prog->vuniformF_locations, &priv->vconst_heap, priv->stack, constant_version); /* Load DirectX 9 integer constants/uniforms for vertex shader */ shader_glsl_load_constantsI(vshader, gl_info, prog->vuniformI_locations, state->vs_consts_i, stateBlock->changed.vertexShaderConstantsI & vshader->reg_maps.integer_constants); /* Load DirectX 9 boolean constants/uniforms for vertex shader */ shader_glsl_load_constantsB(vshader, gl_info, programId, state->vs_consts_b, stateBlock->changed.vertexShaderConstantsB & vshader->reg_maps.boolean_constants); /* Upload the position fixup params */ shader_get_position_fixup(context, state, position_fixup); GL_EXTCALL(glUniform4fvARB(prog->posFixup_location, 1, position_fixup)); checkGLcall("glUniform4fvARB"); } if (usePixelShader) { const struct wined3d_shader *pshader = state->pixel_shader; /* Load DirectX 9 float constants/uniforms for pixel shader */ shader_glsl_load_constantsF(pshader, gl_info, state->ps_consts_f, prog->puniformF_locations, &priv->pconst_heap, priv->stack, constant_version); /* Load DirectX 9 integer constants/uniforms for pixel shader */ shader_glsl_load_constantsI(pshader, gl_info, prog->puniformI_locations, state->ps_consts_i, stateBlock->changed.pixelShaderConstantsI & pshader->reg_maps.integer_constants); /* Load DirectX 9 boolean constants/uniforms for pixel shader */ shader_glsl_load_constantsB(pshader, gl_info, programId, state->ps_consts_b, stateBlock->changed.pixelShaderConstantsB & pshader->reg_maps.boolean_constants); /* Upload the environment bump map matrix if needed. The needsbumpmat member specifies the texture stage to load the matrix from. * It can't be 0 for a valid texbem instruction. */ for(i = 0; i < MAX_TEXTURES; i++) { const float *data; if(prog->bumpenvmat_location[i] == -1) continue; data = (const float *)&state->texture_states[i][WINED3D_TSS_BUMPENV_MAT00]; GL_EXTCALL(glUniformMatrix2fvARB(prog->bumpenvmat_location[i], 1, 0, data)); checkGLcall("glUniformMatrix2fvARB"); /* texbeml needs the luminance scale and offset too. If texbeml * is used, needsbumpmat is set too, so we can check that in the * needsbumpmat check. */ if (prog->luminancescale_location[i] != -1) { const GLfloat *scale = (const GLfloat *)&state->texture_states[i][WINED3D_TSS_BUMPENV_LSCALE]; const GLfloat *offset = (const GLfloat *)&state->texture_states[i][WINED3D_TSS_BUMPENV_LOFFSET]; GL_EXTCALL(glUniform1fvARB(prog->luminancescale_location[i], 1, scale)); checkGLcall("glUniform1fvARB"); GL_EXTCALL(glUniform1fvARB(prog->luminanceoffset_location[i], 1, offset)); checkGLcall("glUniform1fvARB"); } } if (prog->ycorrection_location != -1) { float correction_params[4]; if (context->render_offscreen) { correction_params[0] = 0.0f; correction_params[1] = 1.0f; } else { /* position is window relative, not viewport relative */ correction_params[0] = (float) context->current_rt->resource.height; correction_params[1] = -1.0f; } GL_EXTCALL(glUniform4fvARB(prog->ycorrection_location, 1, correction_params)); } } if (priv->next_constant_version == UINT_MAX) { TRACE("Max constant version reached, resetting to 0.\n"); wine_rb_for_each_entry(&priv->program_lookup, reset_program_constant_version, NULL); priv->next_constant_version = 1; } else { prog->constant_version = priv->next_constant_version++; } } static void update_heap_entry(const struct constant_heap *heap, unsigned int idx, unsigned int heap_idx, DWORD new_version) { struct constant_entry *entries = heap->entries; unsigned int *positions = heap->positions; unsigned int parent_idx; while (heap_idx > 1) { parent_idx = heap_idx >> 1; if (new_version <= entries[parent_idx].version) break; entries[heap_idx] = entries[parent_idx]; positions[entries[parent_idx].idx] = heap_idx; heap_idx = parent_idx; } entries[heap_idx].version = new_version; entries[heap_idx].idx = idx; positions[idx] = heap_idx; } static void shader_glsl_update_float_vertex_constants(struct wined3d_device *device, UINT start, UINT count) { struct shader_glsl_priv *priv = device->shader_priv; struct constant_heap *heap = &priv->vconst_heap; UINT i; for (i = start; i < count + start; ++i) { if (!device->stateBlock->changed.vertexShaderConstantsF[i]) update_heap_entry(heap, i, heap->size++, priv->next_constant_version); else update_heap_entry(heap, i, heap->positions[i], priv->next_constant_version); } } static void shader_glsl_update_float_pixel_constants(struct wined3d_device *device, UINT start, UINT count) { struct shader_glsl_priv *priv = device->shader_priv; struct constant_heap *heap = &priv->pconst_heap; UINT i; for (i = start; i < count + start; ++i) { if (!device->stateBlock->changed.pixelShaderConstantsF[i]) update_heap_entry(heap, i, heap->size++, priv->next_constant_version); else update_heap_entry(heap, i, heap->positions[i], priv->next_constant_version); } } static unsigned int vec4_varyings(DWORD shader_major, const struct wined3d_gl_info *gl_info) { unsigned int ret = gl_info->limits.glsl_varyings / 4; /* 4.0 shaders do not write clip coords because d3d10 does not support user clipplanes */ if(shader_major > 3) return ret; /* 3.0 shaders may need an extra varying for the clip coord on some cards(mostly dx10 ones) */ if (gl_info->quirks & WINED3D_QUIRK_GLSL_CLIP_VARYING) ret -= 1; return ret; } /** Generate the variable & register declarations for the GLSL output target */ static void shader_generate_glsl_declarations(const struct wined3d_context *context, struct wined3d_shader_buffer *buffer, const struct wined3d_shader *shader, const struct wined3d_shader_reg_maps *reg_maps, const struct shader_glsl_ctx_priv *ctx_priv) { const struct wined3d_state *state = &shader->device->stateBlock->state; const struct ps_compile_args *ps_args = ctx_priv->cur_ps_args; const struct wined3d_gl_info *gl_info = context->gl_info; const struct wined3d_fb_state *fb = &shader->device->fb; unsigned int i, extra_constants_needed = 0; const struct wined3d_shader_lconst *lconst; const char *prefix; DWORD map; /* There are some minor differences between pixel and vertex shaders */ char pshader = shader_is_pshader_version(reg_maps->shader_version.type); prefix = shader_glsl_get_prefix(reg_maps->shader_version.type); /* Prototype the subroutines */ for (i = 0, map = reg_maps->labels; map; map >>= 1, ++i) { if (map & 1) shader_addline(buffer, "void subroutine%u();\n", i); } /* Declare the constants (aka uniforms) */ if (shader->limits.constant_float > 0) { unsigned max_constantsF; /* Unless the shader uses indirect addressing, always declare the maximum array size and ignore that we need some * uniforms privately. E.g. if GL supports 256 uniforms, and we need 2 for the pos fixup and immediate values, still * declare VC[256]. If the shader needs more uniforms than we have it won't work in any case. If it uses less, the * compiler will figure out which uniforms are really used and strip them out. This allows a shader to use c255 on * a dx9 card, as long as it doesn't also use all the other constants. * * If the shader uses indirect addressing the compiler must assume that all declared uniforms are used. In this case, * declare only the amount that we're assured to have. * * Thus we run into problems in these two cases: * 1) The shader really uses more uniforms than supported * 2) The shader uses indirect addressing, less constants than supported, but uses a constant index > #supported consts */ if (pshader) { /* No indirect addressing here. */ max_constantsF = gl_info->limits.glsl_ps_float_constants; } else { if (reg_maps->usesrelconstF) { /* Subtract the other potential uniforms from the max * available (bools, ints, and 1 row of projection matrix). * Subtract another uniform for immediate values, which have * to be loaded via uniform by the driver as well. The shader * code only uses 0.5, 2.0, 1.0, 128 and -128 in vertex * shader code, so one vec4 should be enough. (Unfortunately * the Nvidia driver doesn't store 128 and -128 in one float). * * Writing gl_ClipVertex requires one uniform for each * clipplane as well. */ max_constantsF = gl_info->limits.glsl_vs_float_constants - 3; if(ctx_priv->cur_vs_args->clip_enabled) { max_constantsF -= gl_info->limits.clipplanes; } max_constantsF -= count_bits(reg_maps->integer_constants); /* Strictly speaking a bool only uses one scalar, but the nvidia(Linux) compiler doesn't pack them properly, * so each scalar requires a full vec4. We could work around this by packing the booleans ourselves, but * for now take this into account when calculating the number of available constants */ max_constantsF -= count_bits(reg_maps->boolean_constants); /* Set by driver quirks in directx.c */ max_constantsF -= gl_info->reserved_glsl_constants; if (max_constantsF < shader->limits.constant_float) { static unsigned int once; if (!once++) ERR_(winediag)("The hardware does not support enough uniform components to run this shader," " it may not render correctly.\n"); else WARN("The hardware does not support enough uniform components to run this shader.\n"); } } else { max_constantsF = gl_info->limits.glsl_vs_float_constants; } } max_constantsF = min(shader->limits.constant_float, max_constantsF); shader_addline(buffer, "uniform vec4 %s_c[%u];\n", prefix, max_constantsF); } /* Always declare the full set of constants, the compiler can remove the * unused ones because d3d doesn't (yet) support indirect int and bool * constant addressing. This avoids problems if the app uses e.g. i0 and i9. */ if (shader->limits.constant_int > 0 && reg_maps->integer_constants) shader_addline(buffer, "uniform ivec4 %s_i[%u];\n", prefix, shader->limits.constant_int); if (shader->limits.constant_bool > 0 && reg_maps->boolean_constants) shader_addline(buffer, "uniform bool %s_b[%u];\n", prefix, shader->limits.constant_bool); for (i = 0; i < WINED3D_MAX_CBS; ++i) { if (reg_maps->cb_sizes[i]) shader_addline(buffer, "uniform vec4 %s_cb%u[%u];\n", prefix, i, reg_maps->cb_sizes[i]); } if (!pshader) { shader_addline(buffer, "uniform vec4 posFixup;\n"); shader_addline(buffer, "void order_ps_input(in vec4[%u]);\n", shader->limits.packed_output); } else { for (i = 0, map = reg_maps->bumpmat; map; map >>= 1, ++i) { if (!(map & 1)) continue; shader_addline(buffer, "uniform mat2 bumpenvmat%d;\n", i); if (reg_maps->luminanceparams & (1 << i)) { shader_addline(buffer, "uniform float luminancescale%d;\n", i); shader_addline(buffer, "uniform float luminanceoffset%d;\n", i); extra_constants_needed++; } extra_constants_needed++; } if (ps_args->srgb_correction) { shader_addline(buffer, "const vec4 srgb_const0 = vec4(%.8e, %.8e, %.8e, %.8e);\n", srgb_pow, srgb_mul_high, srgb_sub_high, srgb_mul_low); shader_addline(buffer, "const vec4 srgb_const1 = vec4(%.8e, 0.0, 0.0, 0.0);\n", srgb_cmp); } if (reg_maps->vpos || reg_maps->usesdsy) { if (shader->limits.constant_float + extra_constants_needed + 1 < gl_info->limits.glsl_ps_float_constants) { shader_addline(buffer, "uniform vec4 ycorrection;\n"); extra_constants_needed++; } else { /* This happens because we do not have proper tracking of the constant registers that are * actually used, only the max limit of the shader version */ FIXME("Cannot find a free uniform for vpos correction params\n"); shader_addline(buffer, "const vec4 ycorrection = vec4(%f, %f, 0.0, 0.0);\n", context->render_offscreen ? 0.0f : fb->render_targets[0]->resource.height, context->render_offscreen ? 1.0f : -1.0f); } shader_addline(buffer, "vec4 vpos;\n"); } } /* Declare texture samplers */ for (i = 0; i < shader->limits.sampler; ++i) { if (reg_maps->sampler_type[i]) { const struct wined3d_texture *texture; switch (reg_maps->sampler_type[i]) { case WINED3DSTT_1D: if (pshader && ps_args->shadow & (1 << i)) shader_addline(buffer, "uniform sampler1DShadow %s_sampler%u;\n", prefix, i); else shader_addline(buffer, "uniform sampler1D %s_sampler%u;\n", prefix, i); break; case WINED3DSTT_2D: texture = state->textures[i]; if (pshader && ps_args->shadow & (1 << i)) { if (texture && texture->target == GL_TEXTURE_RECTANGLE_ARB) shader_addline(buffer, "uniform sampler2DRectShadow %s_sampler%u;\n", prefix, i); else shader_addline(buffer, "uniform sampler2DShadow %s_sampler%u;\n", prefix, i); } else { if (texture && texture->target == GL_TEXTURE_RECTANGLE_ARB) shader_addline(buffer, "uniform sampler2DRect %s_sampler%u;\n", prefix, i); else shader_addline(buffer, "uniform sampler2D %s_sampler%u;\n", prefix, i); } break; case WINED3DSTT_CUBE: if (pshader && ps_args->shadow & (1 << i)) FIXME("Unsupported Cube shadow sampler.\n"); shader_addline(buffer, "uniform samplerCube %s_sampler%u;\n", prefix, i); break; case WINED3DSTT_VOLUME: if (pshader && ps_args->shadow & (1 << i)) FIXME("Unsupported 3D shadow sampler.\n"); shader_addline(buffer, "uniform sampler3D %s_sampler%u;\n", prefix, i); break; default: shader_addline(buffer, "uniform unsupported_sampler %s_sampler%u;\n", prefix, i); FIXME("Unrecognized sampler type: %#x\n", reg_maps->sampler_type[i]); break; } } } /* Declare uniforms for NP2 texcoord fixup: * This is NOT done inside the loop that declares the texture samplers since the NP2 fixup code * is currently only used for the GeforceFX series and when forcing the ARB_npot extension off. * Modern cards just skip the code anyway, so put it inside a separate loop. */ if (pshader && ps_args->np2_fixup) { struct ps_np2fixup_info* const fixup = ctx_priv->cur_np2fixup_info; UINT cur = 0; /* NP2/RECT textures in OpenGL use texcoords in the range [0,width]x[0,height] * while D3D has them in the (normalized) [0,1]x[0,1] range. * samplerNP2Fixup stores texture dimensions and is updated through * shader_glsl_load_np2fixup_constants when the sampler changes. */ for (i = 0; i < shader->limits.sampler; ++i) { if (reg_maps->sampler_type[i]) { if (!(ps_args->np2_fixup & (1 << i))) continue; if (WINED3DSTT_2D != reg_maps->sampler_type[i]) { FIXME("Non-2D texture is flagged for NP2 texcoord fixup.\n"); continue; } fixup->idx[i] = cur++; } } fixup->num_consts = (cur + 1) >> 1; shader_addline(buffer, "uniform vec4 %s_samplerNP2Fixup[%u];\n", prefix, fixup->num_consts); } /* Declare address variables */ for (i = 0, map = reg_maps->address; map; map >>= 1, ++i) { if (map & 1) shader_addline(buffer, "ivec4 A%u;\n", i); } /* Declare texture coordinate temporaries and initialize them */ for (i = 0, map = reg_maps->texcoord; map; map >>= 1, ++i) { if (map & 1) shader_addline(buffer, "vec4 T%u = gl_TexCoord[%u];\n", i, i); } /* Declare input register varyings. Only pixel shader, vertex shaders have that declared in the * helper function shader that is linked in at link time */ if (pshader && reg_maps->shader_version.major >= 3) { UINT in_count = min(vec4_varyings(reg_maps->shader_version.major, gl_info), shader->limits.packed_input); if (use_vs(state)) shader_addline(buffer, "varying vec4 %s_in[%u];\n", prefix, in_count); else /* TODO: Write a replacement shader for the fixed function vertex pipeline, so this isn't needed. * For fixed function vertex processing + 3.0 pixel shader we need a separate function in the * pixel shader that reads the fixed function color into the packed input registers. */ shader_addline(buffer, "vec4 %s_in[%u];\n", prefix, in_count); } /* Declare output register temporaries */ if (shader->limits.packed_output) shader_addline(buffer, "vec4 %s_out[%u];\n", prefix, shader->limits.packed_output); /* Declare temporary variables */ for (i = 0, map = reg_maps->temporary; map; map >>= 1, ++i) { if (map & 1) shader_addline(buffer, "vec4 R%u;\n", i); } /* Declare attributes */ if (reg_maps->shader_version.type == WINED3D_SHADER_TYPE_VERTEX) { for (i = 0, map = reg_maps->input_registers; map; map >>= 1, ++i) { if (map & 1) shader_addline(buffer, "attribute vec4 %s_in%u;\n", prefix, i); } } /* Declare loop registers aLx */ for (i = 0; i < reg_maps->loop_depth; i++) { shader_addline(buffer, "int aL%u;\n", i); shader_addline(buffer, "int tmpInt%u;\n", i); } /* Temporary variables for matrix operations */ shader_addline(buffer, "vec4 tmp0;\n"); shader_addline(buffer, "vec4 tmp1;\n"); /* Local constants use a different name so they can be loaded once at shader link time * They can't be hardcoded into the shader text via LC = {x, y, z, w}; because the * float -> string conversion can cause precision loss. */ if (!shader->load_local_constsF) { LIST_FOR_EACH_ENTRY(lconst, &shader->constantsF, struct wined3d_shader_lconst, entry) { shader_addline(buffer, "uniform vec4 %s_lc%u;\n", prefix, lconst->idx); } } /* Start the main program */ shader_addline(buffer, "void main() {\n"); if(pshader && reg_maps->vpos) { /* DirectX apps expect integer values, while OpenGL drivers add approximately 0.5. This causes * off-by-one problems as spotted by the vPos d3d9 visual test. Unfortunately the ATI cards do * not add exactly 0.5, but rather something like 0.49999999 or 0.50000001, which still causes * precision troubles when we just subtract 0.5. * * To deal with that just floor() the position. This will eliminate the fraction on all cards. * * TODO: Test how that behaves with multisampling once we can enable multisampling in winex11. * * An advantage of floor is that it works even if the driver doesn't add 1/2. It is somewhat * questionable if 1.5, 2.5, ... are the proper values to return in gl_FragCoord, even though * coordinates specify the pixel centers instead of the pixel corners. This code will behave * correctly on drivers that returns integer values. */ shader_addline(buffer, "vpos = floor(vec4(0, ycorrection[0], 0, 0) + gl_FragCoord * vec4(1, ycorrection[1], 1, 1));\n"); } } /***************************************************************************** * Functions to generate GLSL strings from DirectX Shader bytecode begin here. * * For more information, see http://wiki.winehq.org/DirectX-Shaders ****************************************************************************/ /* Prototypes */ static void shader_glsl_add_src_param(const struct wined3d_shader_instruction *ins, const struct wined3d_shader_src_param *wined3d_src, DWORD mask, struct glsl_src_param *glsl_src); /** Used for opcode modifiers - They multiply the result by the specified amount */ static const char * const shift_glsl_tab[] = { "", /* 0 (none) */ "2.0 * ", /* 1 (x2) */ "4.0 * ", /* 2 (x4) */ "8.0 * ", /* 3 (x8) */ "16.0 * ", /* 4 (x16) */ "32.0 * ", /* 5 (x32) */ "", /* 6 (x64) */ "", /* 7 (x128) */ "", /* 8 (d256) */ "", /* 9 (d128) */ "", /* 10 (d64) */ "", /* 11 (d32) */ "0.0625 * ", /* 12 (d16) */ "0.125 * ", /* 13 (d8) */ "0.25 * ", /* 14 (d4) */ "0.5 * " /* 15 (d2) */ }; /* Generate a GLSL parameter that does the input modifier computation and return the input register/mask to use */ static void shader_glsl_gen_modifier(enum wined3d_shader_src_modifier src_modifier, const char *in_reg, const char *in_regswizzle, char *out_str) { out_str[0] = 0; switch (src_modifier) { case WINED3DSPSM_DZ: /* Need to handle this in the instructions itself (texld & texcrd). */ case WINED3DSPSM_DW: case WINED3DSPSM_NONE: sprintf(out_str, "%s%s", in_reg, in_regswizzle); break; case WINED3DSPSM_NEG: sprintf(out_str, "-%s%s", in_reg, in_regswizzle); break; case WINED3DSPSM_NOT: sprintf(out_str, "!%s%s", in_reg, in_regswizzle); break; case WINED3DSPSM_BIAS: sprintf(out_str, "(%s%s - vec4(0.5)%s)", in_reg, in_regswizzle, in_regswizzle); break; case WINED3DSPSM_BIASNEG: sprintf(out_str, "-(%s%s - vec4(0.5)%s)", in_reg, in_regswizzle, in_regswizzle); break; case WINED3DSPSM_SIGN: sprintf(out_str, "(2.0 * (%s%s - 0.5))", in_reg, in_regswizzle); break; case WINED3DSPSM_SIGNNEG: sprintf(out_str, "-(2.0 * (%s%s - 0.5))", in_reg, in_regswizzle); break; case WINED3DSPSM_COMP: sprintf(out_str, "(1.0 - %s%s)", in_reg, in_regswizzle); break; case WINED3DSPSM_X2: sprintf(out_str, "(2.0 * %s%s)", in_reg, in_regswizzle); break; case WINED3DSPSM_X2NEG: sprintf(out_str, "-(2.0 * %s%s)", in_reg, in_regswizzle); break; case WINED3DSPSM_ABS: sprintf(out_str, "abs(%s%s)", in_reg, in_regswizzle); break; case WINED3DSPSM_ABSNEG: sprintf(out_str, "-abs(%s%s)", in_reg, in_regswizzle); break; default: FIXME("Unhandled modifier %u\n", src_modifier); sprintf(out_str, "%s%s", in_reg, in_regswizzle); } } /** Writes the GLSL variable name that corresponds to the register that the * DX opcode parameter is trying to access */ static void shader_glsl_get_register_name(const struct wined3d_shader_register *reg, char *register_name, BOOL *is_color, const struct wined3d_shader_instruction *ins) { /* oPos, oFog and oPts in D3D */ static const char * const hwrastout_reg_names[] = {"vs_out[10]", "vs_out[11].x", "vs_out[11].y"}; const struct wined3d_shader *shader = ins->ctx->shader; const struct wined3d_shader_reg_maps *reg_maps = ins->ctx->reg_maps; const struct wined3d_gl_info *gl_info = ins->ctx->gl_info; char pshader = shader_is_pshader_version(reg_maps->shader_version.type); const char *prefix = shader_glsl_get_prefix(reg_maps->shader_version.type); *is_color = FALSE; switch (reg->type) { case WINED3DSPR_TEMP: sprintf(register_name, "R%u", reg->idx); break; case WINED3DSPR_INPUT: /* vertex shaders */ if (!pshader) { struct shader_glsl_ctx_priv *priv = ins->ctx->backend_data; if (priv->cur_vs_args->swizzle_map & (1 << reg->idx)) *is_color = TRUE; sprintf(register_name, "%s_in%u", prefix, reg->idx); break; } /* pixel shaders >= 3.0 */ if (reg_maps->shader_version.major >= 3) { DWORD idx = shader->u.ps.input_reg_map[reg->idx]; unsigned int in_count = vec4_varyings(reg_maps->shader_version.major, gl_info); if (reg->rel_addr) { struct glsl_src_param rel_param; shader_glsl_add_src_param(ins, reg->rel_addr, WINED3DSP_WRITEMASK_0, &rel_param); /* Removing a + 0 would be an obvious optimization, but macos doesn't see the NOP * operation there */ if (idx) { if (shader->u.ps.declared_in_count > in_count) { sprintf(register_name, "((%s + %u) > %u ? (%s + %u) > %u ? gl_SecondaryColor : gl_Color : %s_in[%s + %u])", rel_param.param_str, idx, in_count - 1, rel_param.param_str, idx, in_count, prefix, rel_param.param_str, idx); } else { sprintf(register_name, "%s_in[%s + %u]", prefix, rel_param.param_str, idx); } } else { if (shader->u.ps.declared_in_count > in_count) { sprintf(register_name, "((%s) > %u ? (%s) > %u ? gl_SecondaryColor : gl_Color : %s_in[%s])", rel_param.param_str, in_count - 1, rel_param.param_str, in_count, prefix, rel_param.param_str); } else { sprintf(register_name, "%s_in[%s]", prefix, rel_param.param_str); } } } else { if (idx == in_count) sprintf(register_name, "gl_Color"); else if (idx == in_count + 1) sprintf(register_name, "gl_SecondaryColor"); else sprintf(register_name, "%s_in[%u]", prefix, idx); } } else { if (!reg->idx) strcpy(register_name, "gl_Color"); else strcpy(register_name, "gl_SecondaryColor"); break; } break; case WINED3DSPR_CONST: { /* Relative addressing */ if (reg->rel_addr) { struct glsl_src_param rel_param; shader_glsl_add_src_param(ins, reg->rel_addr, WINED3DSP_WRITEMASK_0, &rel_param); if (reg->idx) sprintf(register_name, "%s_c[%s + %u]", prefix, rel_param.param_str, reg->idx); else sprintf(register_name, "%s_c[%s]", prefix, rel_param.param_str); } else { if (shader_constant_is_local(shader, reg->idx)) sprintf(register_name, "%s_lc%u", prefix, reg->idx); else sprintf(register_name, "%s_c[%u]", prefix, reg->idx); } } break; case WINED3DSPR_CONSTINT: sprintf(register_name, "%s_i[%u]", prefix, reg->idx); break; case WINED3DSPR_CONSTBOOL: sprintf(register_name, "%s_b[%u]", prefix, reg->idx); break; case WINED3DSPR_TEXTURE: /* case WINED3DSPR_ADDR: */ if (pshader) sprintf(register_name, "T%u", reg->idx); else sprintf(register_name, "A%u", reg->idx); break; case WINED3DSPR_LOOP: sprintf(register_name, "aL%u", ins->ctx->loop_state->current_reg - 1); break; case WINED3DSPR_SAMPLER: sprintf(register_name, "%s_sampler%u", prefix, reg->idx); break; case WINED3DSPR_COLOROUT: if (reg->idx >= gl_info->limits.buffers) WARN("Write to render target %u, only %d supported.\n", reg->idx, gl_info->limits.buffers); sprintf(register_name, "gl_FragData[%u]", reg->idx); break; case WINED3DSPR_RASTOUT: sprintf(register_name, "%s", hwrastout_reg_names[reg->idx]); break; case WINED3DSPR_DEPTHOUT: sprintf(register_name, "gl_FragDepth"); break; case WINED3DSPR_ATTROUT: if (!reg->idx) sprintf(register_name, "%s_out[8]", prefix); else sprintf(register_name, "%s_out[9]", prefix); break; case WINED3DSPR_TEXCRDOUT: /* Vertex shaders >= 3.0: WINED3DSPR_OUTPUT */ sprintf(register_name, "%s_out[%u]", prefix, reg->idx); break; case WINED3DSPR_MISCTYPE: if (!reg->idx) { /* vPos */ sprintf(register_name, "vpos"); } else if (reg->idx == 1) { /* Note that gl_FrontFacing is a bool, while vFace is * a float for which the sign determines front/back */ sprintf(register_name, "(gl_FrontFacing ? 1.0 : -1.0)"); } else { FIXME("Unhandled misctype register %d\n", reg->idx); sprintf(register_name, "unrecognized_register"); } break; case WINED3DSPR_IMMCONST: switch (reg->immconst_type) { case WINED3D_IMMCONST_SCALAR: switch (reg->data_type) { case WINED3D_DATA_FLOAT: sprintf(register_name, "%.8e", *(const float *)reg->immconst_data); break; case WINED3D_DATA_INT: sprintf(register_name, "%#x", reg->immconst_data[0]); break; case WINED3D_DATA_RESOURCE: case WINED3D_DATA_SAMPLER: case WINED3D_DATA_UINT: sprintf(register_name, "%#xu", reg->immconst_data[0]); break; default: sprintf(register_name, "", reg->data_type); break; } break; case WINED3D_IMMCONST_VEC4: switch (reg->data_type) { case WINED3D_DATA_FLOAT: sprintf(register_name, "vec4(%.8e, %.8e, %.8e, %.8e)", *(const float *)®->immconst_data[0], *(const float *)®->immconst_data[1], *(const float *)®->immconst_data[2], *(const float *)®->immconst_data[3]); break; case WINED3D_DATA_INT: sprintf(register_name, "ivec4(%#x, %#x, %#x, %#x)", reg->immconst_data[0], reg->immconst_data[1], reg->immconst_data[2], reg->immconst_data[3]); break; case WINED3D_DATA_RESOURCE: case WINED3D_DATA_SAMPLER: case WINED3D_DATA_UINT: sprintf(register_name, "uvec4(%#xu, %#xu, %#xu, %#xu)", reg->immconst_data[0], reg->immconst_data[1], reg->immconst_data[2], reg->immconst_data[3]); break; default: sprintf(register_name, "", reg->data_type); break; } break; default: FIXME("Unhandled immconst type %#x\n", reg->immconst_type); sprintf(register_name, "", reg->immconst_type); } break; case WINED3DSPR_CONSTBUFFER: if (reg->rel_addr) { struct glsl_src_param rel_param; shader_glsl_add_src_param(ins, reg->rel_addr, WINED3DSP_WRITEMASK_0, &rel_param); sprintf(register_name, "%s_cb%u[%s + %u]", prefix, reg->idx, rel_param.param_str, reg->array_idx); } else { sprintf(register_name, "%s_cb%u[%u]", prefix, reg->idx, reg->array_idx); } break; default: FIXME("Unhandled register type %#x.\n", reg->type); sprintf(register_name, "unrecognized_register"); break; } } static void shader_glsl_write_mask_to_str(DWORD write_mask, char *str) { *str++ = '.'; if (write_mask & WINED3DSP_WRITEMASK_0) *str++ = 'x'; if (write_mask & WINED3DSP_WRITEMASK_1) *str++ = 'y'; if (write_mask & WINED3DSP_WRITEMASK_2) *str++ = 'z'; if (write_mask & WINED3DSP_WRITEMASK_3) *str++ = 'w'; *str = '\0'; } /* Get the GLSL write mask for the destination register */ static DWORD shader_glsl_get_write_mask(const struct wined3d_shader_dst_param *param, char *write_mask) { DWORD mask = param->write_mask; if (shader_is_scalar(¶m->reg)) { mask = WINED3DSP_WRITEMASK_0; *write_mask = '\0'; } else { shader_glsl_write_mask_to_str(mask, write_mask); } return mask; } static unsigned int shader_glsl_get_write_mask_size(DWORD write_mask) { unsigned int size = 0; if (write_mask & WINED3DSP_WRITEMASK_0) ++size; if (write_mask & WINED3DSP_WRITEMASK_1) ++size; if (write_mask & WINED3DSP_WRITEMASK_2) ++size; if (write_mask & WINED3DSP_WRITEMASK_3) ++size; return size; } static void shader_glsl_swizzle_to_str(const DWORD swizzle, BOOL fixup, DWORD mask, char *str) { /* For registers of type WINED3DDECLTYPE_D3DCOLOR, data is stored as "bgra", * but addressed as "rgba". To fix this we need to swap the register's x * and z components. */ const char *swizzle_chars = fixup ? "zyxw" : "xyzw"; *str++ = '.'; /* swizzle bits fields: wwzzyyxx */ if (mask & WINED3DSP_WRITEMASK_0) *str++ = swizzle_chars[swizzle & 0x03]; if (mask & WINED3DSP_WRITEMASK_1) *str++ = swizzle_chars[(swizzle >> 2) & 0x03]; if (mask & WINED3DSP_WRITEMASK_2) *str++ = swizzle_chars[(swizzle >> 4) & 0x03]; if (mask & WINED3DSP_WRITEMASK_3) *str++ = swizzle_chars[(swizzle >> 6) & 0x03]; *str = '\0'; } static void shader_glsl_get_swizzle(const struct wined3d_shader_src_param *param, BOOL fixup, DWORD mask, char *swizzle_str) { if (shader_is_scalar(¶m->reg)) *swizzle_str = '\0'; else shader_glsl_swizzle_to_str(param->swizzle, fixup, mask, swizzle_str); } /* From a given parameter token, generate the corresponding GLSL string. * Also, return the actual register name and swizzle in case the * caller needs this information as well. */ static void shader_glsl_add_src_param(const struct wined3d_shader_instruction *ins, const struct wined3d_shader_src_param *wined3d_src, DWORD mask, struct glsl_src_param *glsl_src) { BOOL is_color = FALSE; char swizzle_str[6]; glsl_src->reg_name[0] = '\0'; glsl_src->param_str[0] = '\0'; swizzle_str[0] = '\0'; shader_glsl_get_register_name(&wined3d_src->reg, glsl_src->reg_name, &is_color, ins); shader_glsl_get_swizzle(wined3d_src, is_color, mask, swizzle_str); if (wined3d_src->reg.type == WINED3DSPR_IMMCONST) { shader_glsl_gen_modifier(wined3d_src->modifiers, glsl_src->reg_name, swizzle_str, glsl_src->param_str); } else { char param_str[200]; shader_glsl_gen_modifier(wined3d_src->modifiers, glsl_src->reg_name, swizzle_str, param_str); switch (wined3d_src->reg.data_type) { case WINED3D_DATA_FLOAT: sprintf(glsl_src->param_str, "%s", param_str); break; case WINED3D_DATA_INT: sprintf(glsl_src->param_str, "floatBitsToInt(%s)", param_str); break; case WINED3D_DATA_RESOURCE: case WINED3D_DATA_SAMPLER: case WINED3D_DATA_UINT: sprintf(glsl_src->param_str, "floatBitsToUint(%s)", param_str); break; default: FIXME("Unhandled data type %#x.\n", wined3d_src->reg.data_type); sprintf(glsl_src->param_str, "%s", param_str); break; } } } /* From a given parameter token, generate the corresponding GLSL string. * Also, return the actual register name and swizzle in case the * caller needs this information as well. */ static DWORD shader_glsl_add_dst_param(const struct wined3d_shader_instruction *ins, const struct wined3d_shader_dst_param *wined3d_dst, struct glsl_dst_param *glsl_dst) { BOOL is_color = FALSE; glsl_dst->mask_str[0] = '\0'; glsl_dst->reg_name[0] = '\0'; shader_glsl_get_register_name(&wined3d_dst->reg, glsl_dst->reg_name, &is_color, ins); return shader_glsl_get_write_mask(wined3d_dst, glsl_dst->mask_str); } /* Append the destination part of the instruction to the buffer, return the effective write mask */ static DWORD shader_glsl_append_dst_ext(struct wined3d_shader_buffer *buffer, const struct wined3d_shader_instruction *ins, const struct wined3d_shader_dst_param *dst) { struct glsl_dst_param glsl_dst; DWORD mask; if ((mask = shader_glsl_add_dst_param(ins, dst, &glsl_dst))) { switch (dst->reg.data_type) { case WINED3D_DATA_FLOAT: shader_addline(buffer, "%s%s = %s(", glsl_dst.reg_name, glsl_dst.mask_str, shift_glsl_tab[dst->shift]); break; case WINED3D_DATA_INT: shader_addline(buffer, "%s%s = %sintBitsToFloat(", glsl_dst.reg_name, glsl_dst.mask_str, shift_glsl_tab[dst->shift]); break; case WINED3D_DATA_RESOURCE: case WINED3D_DATA_SAMPLER: case WINED3D_DATA_UINT: shader_addline(buffer, "%s%s = %suintBitsToFloat(", glsl_dst.reg_name, glsl_dst.mask_str, shift_glsl_tab[dst->shift]); break; default: FIXME("Unhandled data type %#x.\n", dst->reg.data_type); shader_addline(buffer, "%s%s = %s(", glsl_dst.reg_name, glsl_dst.mask_str, shift_glsl_tab[dst->shift]); break; } } return mask; } /* Append the destination part of the instruction to the buffer, return the effective write mask */ static DWORD shader_glsl_append_dst(struct wined3d_shader_buffer *buffer, const struct wined3d_shader_instruction *ins) { return shader_glsl_append_dst_ext(buffer, ins, &ins->dst[0]); } /** Process GLSL instruction modifiers */ static void shader_glsl_add_instruction_modifiers(const struct wined3d_shader_instruction *ins) { struct glsl_dst_param dst_param; DWORD modifiers; if (!ins->dst_count) return; modifiers = ins->dst[0].modifiers; if (!modifiers) return; shader_glsl_add_dst_param(ins, &ins->dst[0], &dst_param); if (modifiers & WINED3DSPDM_SATURATE) { /* _SAT means to clamp the value of the register to between 0 and 1 */ shader_addline(ins->ctx->buffer, "%s%s = clamp(%s%s, 0.0, 1.0);\n", dst_param.reg_name, dst_param.mask_str, dst_param.reg_name, dst_param.mask_str); } if (modifiers & WINED3DSPDM_MSAMPCENTROID) { FIXME("_centroid modifier not handled\n"); } if (modifiers & WINED3DSPDM_PARTIALPRECISION) { /* MSDN says this modifier can be safely ignored, so that's what we'll do. */ } } static const char *shader_glsl_get_rel_op(enum wined3d_shader_rel_op op) { switch (op) { case WINED3D_SHADER_REL_OP_GT: return ">"; case WINED3D_SHADER_REL_OP_EQ: return "=="; case WINED3D_SHADER_REL_OP_GE: return ">="; case WINED3D_SHADER_REL_OP_LT: return "<"; case WINED3D_SHADER_REL_OP_NE: return "!="; case WINED3D_SHADER_REL_OP_LE: return "<="; default: FIXME("Unrecognized operator %#x.\n", op); return "(\?\?)"; } } static void shader_glsl_get_sample_function(const struct wined3d_shader_context *ctx, DWORD sampler_idx, DWORD flags, struct glsl_sample_function *sample_function) { enum wined3d_sampler_texture_type sampler_type = ctx->reg_maps->sampler_type[sampler_idx]; const struct wined3d_gl_info *gl_info = ctx->gl_info; BOOL shadow = shader_is_pshader_version(ctx->reg_maps->shader_version.type) && (((const struct shader_glsl_ctx_priv *)ctx->backend_data)->cur_ps_args->shadow & (1 << sampler_idx)); BOOL projected = flags & WINED3D_GLSL_SAMPLE_PROJECTED; BOOL texrect = flags & WINED3D_GLSL_SAMPLE_RECT; BOOL lod = flags & WINED3D_GLSL_SAMPLE_LOD; BOOL grad = flags & WINED3D_GLSL_SAMPLE_GRAD; /* Note that there's no such thing as a projected cube texture. */ switch(sampler_type) { case WINED3DSTT_1D: if (shadow) { if (lod) { sample_function->name = projected ? "shadow1DProjLod" : "shadow1DLod"; } else if (grad) { if (gl_info->supported[EXT_GPU_SHADER4]) sample_function->name = projected ? "shadow1DProjGrad" : "shadow1DGrad"; else if (gl_info->supported[ARB_SHADER_TEXTURE_LOD]) sample_function->name = projected ? "shadow1DProjGradARB" : "shadow1DGradARB"; else { FIXME("Unsupported 1D shadow grad function.\n"); sample_function->name = "unsupported1DGrad"; } } else { sample_function->name = projected ? "shadow1DProj" : "shadow1D"; } sample_function->coord_mask = WINED3DSP_WRITEMASK_0 | WINED3DSP_WRITEMASK_1; } else { if (lod) { sample_function->name = projected ? "texture1DProjLod" : "texture1DLod"; } else if (grad) { if (gl_info->supported[EXT_GPU_SHADER4]) sample_function->name = projected ? "texture1DProjGrad" : "texture1DGrad"; else if (gl_info->supported[ARB_SHADER_TEXTURE_LOD]) sample_function->name = projected ? "texture1DProjGradARB" : "texture1DGradARB"; else { FIXME("Unsupported 1D grad function.\n"); sample_function->name = "unsupported1DGrad"; } } else { sample_function->name = projected ? "texture1DProj" : "texture1D"; } sample_function->coord_mask = WINED3DSP_WRITEMASK_0; } break; case WINED3DSTT_2D: if (shadow) { if (texrect) { if (lod) { sample_function->name = projected ? "shadow2DRectProjLod" : "shadow2DRectLod"; } else if (grad) { if (gl_info->supported[EXT_GPU_SHADER4]) sample_function->name = projected ? "shadow2DRectProjGrad" : "shadow2DRectGrad"; else if (gl_info->supported[ARB_SHADER_TEXTURE_LOD]) sample_function->name = projected ? "shadow2DRectProjGradARB" : "shadow2DRectGradARB"; else { FIXME("Unsupported RECT shadow grad function.\n"); sample_function->name = "unsupported2DRectGrad"; } } else { sample_function->name = projected ? "shadow2DRectProj" : "shadow2DRect"; } } else { if (lod) { sample_function->name = projected ? "shadow2DProjLod" : "shadow2DLod"; } else if (grad) { if (gl_info->supported[EXT_GPU_SHADER4]) sample_function->name = projected ? "shadow2DProjGrad" : "shadow2DGrad"; else if (gl_info->supported[ARB_SHADER_TEXTURE_LOD]) sample_function->name = projected ? "shadow2DProjGradARB" : "shadow2DGradARB"; else { FIXME("Unsupported 2D shadow grad function.\n"); sample_function->name = "unsupported2DGrad"; } } else { sample_function->name = projected ? "shadow2DProj" : "shadow2D"; } } sample_function->coord_mask = WINED3DSP_WRITEMASK_0 | WINED3DSP_WRITEMASK_1 | WINED3DSP_WRITEMASK_2; } else { if (texrect) { if (lod) { sample_function->name = projected ? "texture2DRectProjLod" : "texture2DRectLod"; } else if (grad) { if (gl_info->supported[EXT_GPU_SHADER4]) sample_function->name = projected ? "texture2DRectProjGrad" : "texture2DRectGrad"; else if (gl_info->supported[ARB_SHADER_TEXTURE_LOD]) sample_function->name = projected ? "texture2DRectProjGradARB" : "texture2DRectGradARB"; else { FIXME("Unsupported RECT grad function.\n"); sample_function->name = "unsupported2DRectGrad"; } } else { sample_function->name = projected ? "texture2DRectProj" : "texture2DRect"; } } else { if (lod) { sample_function->name = projected ? "texture2DProjLod" : "texture2DLod"; } else if (grad) { if (gl_info->supported[EXT_GPU_SHADER4]) sample_function->name = projected ? "texture2DProjGrad" : "texture2DGrad"; else if (gl_info->supported[ARB_SHADER_TEXTURE_LOD]) sample_function->name = projected ? "texture2DProjGradARB" : "texture2DGradARB"; else { FIXME("Unsupported 2D grad function.\n"); sample_function->name = "unsupported2DGrad"; } } else { sample_function->name = projected ? "texture2DProj" : "texture2D"; } } sample_function->coord_mask = WINED3DSP_WRITEMASK_0 | WINED3DSP_WRITEMASK_1; } break; case WINED3DSTT_CUBE: if (shadow) { FIXME("Unsupported Cube shadow function.\n"); sample_function->name = "unsupportedCubeShadow"; sample_function->coord_mask = 0; } else { if (lod) { sample_function->name = "textureCubeLod"; } else if (grad) { if (gl_info->supported[EXT_GPU_SHADER4]) sample_function->name = "textureCubeGrad"; else if (gl_info->supported[ARB_SHADER_TEXTURE_LOD]) sample_function->name = "textureCubeGradARB"; else { FIXME("Unsupported Cube grad function.\n"); sample_function->name = "unsupportedCubeGrad"; } } else { sample_function->name = "textureCube"; } sample_function->coord_mask = WINED3DSP_WRITEMASK_0 | WINED3DSP_WRITEMASK_1 | WINED3DSP_WRITEMASK_2; } break; case WINED3DSTT_VOLUME: if (shadow) { FIXME("Unsupported 3D shadow function.\n"); sample_function->name = "unsupported3DShadow"; sample_function->coord_mask = 0; } else { if (lod) { sample_function->name = projected ? "texture3DProjLod" : "texture3DLod"; } else if (grad) { if (gl_info->supported[EXT_GPU_SHADER4]) sample_function->name = projected ? "texture3DProjGrad" : "texture3DGrad"; else if (gl_info->supported[ARB_SHADER_TEXTURE_LOD]) sample_function->name = projected ? "texture3DProjGradARB" : "texture3DGradARB"; else { FIXME("Unsupported 3D grad function.\n"); sample_function->name = "unsupported3DGrad"; } } else { sample_function->name = projected ? "texture3DProj" : "texture3D"; } sample_function->coord_mask = WINED3DSP_WRITEMASK_0 | WINED3DSP_WRITEMASK_1 | WINED3DSP_WRITEMASK_2; } break; default: sample_function->name = ""; sample_function->coord_mask = 0; FIXME("Unrecognized sampler type: %#x;\n", sampler_type); break; } } static void shader_glsl_append_fixup_arg(char *arguments, const char *reg_name, BOOL sign_fixup, enum fixup_channel_source channel_source) { switch(channel_source) { case CHANNEL_SOURCE_ZERO: strcat(arguments, "0.0"); break; case CHANNEL_SOURCE_ONE: strcat(arguments, "1.0"); break; case CHANNEL_SOURCE_X: strcat(arguments, reg_name); strcat(arguments, ".x"); break; case CHANNEL_SOURCE_Y: strcat(arguments, reg_name); strcat(arguments, ".y"); break; case CHANNEL_SOURCE_Z: strcat(arguments, reg_name); strcat(arguments, ".z"); break; case CHANNEL_SOURCE_W: strcat(arguments, reg_name); strcat(arguments, ".w"); break; default: FIXME("Unhandled channel source %#x\n", channel_source); strcat(arguments, "undefined"); break; } if (sign_fixup) strcat(arguments, " * 2.0 - 1.0"); } static void shader_glsl_color_correction(const struct wined3d_shader_instruction *ins, struct color_fixup_desc fixup) { struct wined3d_shader_dst_param dst; unsigned int mask_size, remaining; struct glsl_dst_param dst_param; char arguments[256]; DWORD mask; mask = 0; if (fixup.x_sign_fixup || fixup.x_source != CHANNEL_SOURCE_X) mask |= WINED3DSP_WRITEMASK_0; if (fixup.y_sign_fixup || fixup.y_source != CHANNEL_SOURCE_Y) mask |= WINED3DSP_WRITEMASK_1; if (fixup.z_sign_fixup || fixup.z_source != CHANNEL_SOURCE_Z) mask |= WINED3DSP_WRITEMASK_2; if (fixup.w_sign_fixup || fixup.w_source != CHANNEL_SOURCE_W) mask |= WINED3DSP_WRITEMASK_3; mask &= ins->dst[0].write_mask; if (!mask) return; /* Nothing to do */ if (is_complex_fixup(fixup)) { enum complex_fixup complex_fixup = get_complex_fixup(fixup); FIXME("Complex fixup (%#x) not supported\n",complex_fixup); return; } mask_size = shader_glsl_get_write_mask_size(mask); dst = ins->dst[0]; dst.write_mask = mask; shader_glsl_add_dst_param(ins, &dst, &dst_param); arguments[0] = '\0'; remaining = mask_size; if (mask & WINED3DSP_WRITEMASK_0) { shader_glsl_append_fixup_arg(arguments, dst_param.reg_name, fixup.x_sign_fixup, fixup.x_source); if (--remaining) strcat(arguments, ", "); } if (mask & WINED3DSP_WRITEMASK_1) { shader_glsl_append_fixup_arg(arguments, dst_param.reg_name, fixup.y_sign_fixup, fixup.y_source); if (--remaining) strcat(arguments, ", "); } if (mask & WINED3DSP_WRITEMASK_2) { shader_glsl_append_fixup_arg(arguments, dst_param.reg_name, fixup.z_sign_fixup, fixup.z_source); if (--remaining) strcat(arguments, ", "); } if (mask & WINED3DSP_WRITEMASK_3) { shader_glsl_append_fixup_arg(arguments, dst_param.reg_name, fixup.w_sign_fixup, fixup.w_source); if (--remaining) strcat(arguments, ", "); } if (mask_size > 1) { shader_addline(ins->ctx->buffer, "%s%s = vec%u(%s);\n", dst_param.reg_name, dst_param.mask_str, mask_size, arguments); } else { shader_addline(ins->ctx->buffer, "%s%s = %s;\n", dst_param.reg_name, dst_param.mask_str, arguments); } } static void PRINTF_ATTR(8, 9) shader_glsl_gen_sample_code(const struct wined3d_shader_instruction *ins, DWORD sampler, const struct glsl_sample_function *sample_function, DWORD swizzle, const char *dx, const char *dy, const char *bias, const char *coord_reg_fmt, ...) { const char *sampler_base; char dst_swizzle[6]; struct color_fixup_desc fixup; BOOL np2_fixup = FALSE; va_list args; shader_glsl_swizzle_to_str(swizzle, FALSE, ins->dst[0].write_mask, dst_swizzle); if (shader_is_pshader_version(ins->ctx->reg_maps->shader_version.type)) { const struct shader_glsl_ctx_priv *priv = ins->ctx->backend_data; fixup = priv->cur_ps_args->color_fixup[sampler]; sampler_base = "ps_sampler"; if(priv->cur_ps_args->np2_fixup & (1 << sampler)) { if(bias) { FIXME("Biased sampling from NP2 textures is unsupported\n"); } else { np2_fixup = TRUE; } } } else { sampler_base = "vs_sampler"; fixup = COLOR_FIXUP_IDENTITY; /* FIXME: Vshader color fixup */ } shader_glsl_append_dst(ins->ctx->buffer, ins); shader_addline(ins->ctx->buffer, "%s(%s%u, ", sample_function->name, sampler_base, sampler); va_start(args, coord_reg_fmt); shader_vaddline(ins->ctx->buffer, coord_reg_fmt, args); va_end(args); if(bias) { shader_addline(ins->ctx->buffer, ", %s)%s);\n", bias, dst_swizzle); } else { if (np2_fixup) { const struct shader_glsl_ctx_priv *priv = ins->ctx->backend_data; const unsigned char idx = priv->cur_np2fixup_info->idx[sampler]; shader_addline(ins->ctx->buffer, " * ps_samplerNP2Fixup[%u].%s)%s);\n", idx >> 1, (idx % 2) ? "zw" : "xy", dst_swizzle); } else if(dx && dy) { shader_addline(ins->ctx->buffer, ", %s, %s)%s);\n", dx, dy, dst_swizzle); } else { shader_addline(ins->ctx->buffer, ")%s);\n", dst_swizzle); } } if(!is_identity_fixup(fixup)) { shader_glsl_color_correction(ins, fixup); } } /***************************************************************************** * Begin processing individual instruction opcodes ****************************************************************************/ /* Generate GLSL arithmetic functions (dst = src1 + src2) */ static void shader_glsl_arith(const struct wined3d_shader_instruction *ins) { struct wined3d_shader_buffer *buffer = ins->ctx->buffer; struct glsl_src_param src0_param; struct glsl_src_param src1_param; DWORD write_mask; char op; /* Determine the GLSL operator to use based on the opcode */ switch (ins->handler_idx) { case WINED3DSIH_MUL: op = '*'; break; case WINED3DSIH_ADD: op = '+'; break; case WINED3DSIH_SUB: op = '-'; break; default: op = ' '; FIXME("Opcode %#x not yet handled in GLSL\n", ins->handler_idx); break; } write_mask = shader_glsl_append_dst(buffer, ins); shader_glsl_add_src_param(ins, &ins->src[0], write_mask, &src0_param); shader_glsl_add_src_param(ins, &ins->src[1], write_mask, &src1_param); shader_addline(buffer, "%s %c %s);\n", src0_param.param_str, op, src1_param.param_str); } /* Process the WINED3DSIO_MOV opcode using GLSL (dst = src) */ static void shader_glsl_mov(const struct wined3d_shader_instruction *ins) { const struct wined3d_gl_info *gl_info = ins->ctx->gl_info; struct wined3d_shader_buffer *buffer = ins->ctx->buffer; struct glsl_src_param src0_param; DWORD write_mask; write_mask = shader_glsl_append_dst(buffer, ins); shader_glsl_add_src_param(ins, &ins->src[0], write_mask, &src0_param); /* In vs_1_1 WINED3DSIO_MOV can write to the address register. In later * shader versions WINED3DSIO_MOVA is used for this. */ if (ins->ctx->reg_maps->shader_version.major == 1 && !shader_is_pshader_version(ins->ctx->reg_maps->shader_version.type) && ins->dst[0].reg.type == WINED3DSPR_ADDR) { /* This is a simple floor() */ unsigned int mask_size = shader_glsl_get_write_mask_size(write_mask); if (mask_size > 1) { shader_addline(buffer, "ivec%d(floor(%s)));\n", mask_size, src0_param.param_str); } else { shader_addline(buffer, "int(floor(%s)));\n", src0_param.param_str); } } else if(ins->handler_idx == WINED3DSIH_MOVA) { /* We need to *round* to the nearest int here. */ unsigned int mask_size = shader_glsl_get_write_mask_size(write_mask); if (gl_info->supported[EXT_GPU_SHADER4]) { if (mask_size > 1) shader_addline(buffer, "ivec%d(round(%s)));\n", mask_size, src0_param.param_str); else shader_addline(buffer, "int(round(%s)));\n", src0_param.param_str); } else { if (mask_size > 1) shader_addline(buffer, "ivec%d(floor(abs(%s) + vec%d(0.5)) * sign(%s)));\n", mask_size, src0_param.param_str, mask_size, src0_param.param_str); else shader_addline(buffer, "int(floor(abs(%s) + 0.5) * sign(%s)));\n", src0_param.param_str, src0_param.param_str); } } else { shader_addline(buffer, "%s);\n", src0_param.param_str); } } /* Process the dot product operators DP3 and DP4 in GLSL (dst = dot(src0, src1)) */ static void shader_glsl_dot(const struct wined3d_shader_instruction *ins) { struct wined3d_shader_buffer *buffer = ins->ctx->buffer; struct glsl_src_param src0_param; struct glsl_src_param src1_param; DWORD dst_write_mask, src_write_mask; unsigned int dst_size = 0; dst_write_mask = shader_glsl_append_dst(buffer, ins); dst_size = shader_glsl_get_write_mask_size(dst_write_mask); /* dp3 works on vec3, dp4 on vec4 */ if (ins->handler_idx == WINED3DSIH_DP4) { src_write_mask = WINED3DSP_WRITEMASK_ALL; } else { src_write_mask = WINED3DSP_WRITEMASK_0 | WINED3DSP_WRITEMASK_1 | WINED3DSP_WRITEMASK_2; } shader_glsl_add_src_param(ins, &ins->src[0], src_write_mask, &src0_param); shader_glsl_add_src_param(ins, &ins->src[1], src_write_mask, &src1_param); if (dst_size > 1) { shader_addline(buffer, "vec%d(dot(%s, %s)));\n", dst_size, src0_param.param_str, src1_param.param_str); } else { shader_addline(buffer, "dot(%s, %s));\n", src0_param.param_str, src1_param.param_str); } } /* Note that this instruction has some restrictions. The destination write mask * can't contain the w component, and the source swizzles have to be .xyzw */ static void shader_glsl_cross(const struct wined3d_shader_instruction *ins) { DWORD src_mask = WINED3DSP_WRITEMASK_0 | WINED3DSP_WRITEMASK_1 | WINED3DSP_WRITEMASK_2; struct glsl_src_param src0_param; struct glsl_src_param src1_param; char dst_mask[6]; shader_glsl_get_write_mask(&ins->dst[0], dst_mask); shader_glsl_append_dst(ins->ctx->buffer, ins); shader_glsl_add_src_param(ins, &ins->src[0], src_mask, &src0_param); shader_glsl_add_src_param(ins, &ins->src[1], src_mask, &src1_param); shader_addline(ins->ctx->buffer, "cross(%s, %s)%s);\n", src0_param.param_str, src1_param.param_str, dst_mask); } static void shader_glsl_cut(const struct wined3d_shader_instruction *ins) { shader_addline(ins->ctx->buffer, "EndPrimitive();\n"); } /* Process the WINED3DSIO_POW instruction in GLSL (dst = |src0|^src1) * Src0 and src1 are scalars. Note that D3D uses the absolute of src0, while * GLSL uses the value as-is. */ static void shader_glsl_pow(const struct wined3d_shader_instruction *ins) { struct wined3d_shader_buffer *buffer = ins->ctx->buffer; struct glsl_src_param src0_param; struct glsl_src_param src1_param; DWORD dst_write_mask; unsigned int dst_size; dst_write_mask = shader_glsl_append_dst(buffer, ins); dst_size = shader_glsl_get_write_mask_size(dst_write_mask); shader_glsl_add_src_param(ins, &ins->src[0], WINED3DSP_WRITEMASK_0, &src0_param); shader_glsl_add_src_param(ins, &ins->src[1], WINED3DSP_WRITEMASK_0, &src1_param); if (dst_size > 1) { shader_addline(buffer, "vec%u(%s == 0.0 ? 1.0 : pow(abs(%s), %s)));\n", dst_size, src1_param.param_str, src0_param.param_str, src1_param.param_str); } else { shader_addline(buffer, "%s == 0.0 ? 1.0 : pow(abs(%s), %s));\n", src1_param.param_str, src0_param.param_str, src1_param.param_str); } } /* Process the WINED3DSIO_LOG instruction in GLSL (dst = log2(|src0|)) * Src0 is a scalar. Note that D3D uses the absolute of src0, while * GLSL uses the value as-is. */ static void shader_glsl_log(const struct wined3d_shader_instruction *ins) { struct wined3d_shader_buffer *buffer = ins->ctx->buffer; struct glsl_src_param src0_param; DWORD dst_write_mask; unsigned int dst_size; dst_write_mask = shader_glsl_append_dst(buffer, ins); dst_size = shader_glsl_get_write_mask_size(dst_write_mask); shader_glsl_add_src_param(ins, &ins->src[0], WINED3DSP_WRITEMASK_0, &src0_param); if (dst_size > 1) { shader_addline(buffer, "vec%u(log2(abs(%s))));\n", dst_size, src0_param.param_str); } else { shader_addline(buffer, "log2(abs(%s)));\n", src0_param.param_str); } } /* Map the opcode 1-to-1 to the GL code (arg->dst = instruction(src0, src1, ...) */ static void shader_glsl_map2gl(const struct wined3d_shader_instruction *ins) { struct wined3d_shader_buffer *buffer = ins->ctx->buffer; struct glsl_src_param src_param; const char *instruction; DWORD write_mask; unsigned i; /* Determine the GLSL function to use based on the opcode */ /* TODO: Possibly make this a table for faster lookups */ switch (ins->handler_idx) { case WINED3DSIH_MIN: instruction = "min"; break; case WINED3DSIH_MAX: instruction = "max"; break; case WINED3DSIH_ABS: instruction = "abs"; break; case WINED3DSIH_FRC: instruction = "fract"; break; case WINED3DSIH_EXP: instruction = "exp2"; break; case WINED3DSIH_DSX: instruction = "dFdx"; break; case WINED3DSIH_DSY: instruction = "ycorrection.y * dFdy"; break; default: instruction = ""; FIXME("Opcode %#x not yet handled in GLSL\n", ins->handler_idx); break; } write_mask = shader_glsl_append_dst(buffer, ins); shader_addline(buffer, "%s(", instruction); if (ins->src_count) { shader_glsl_add_src_param(ins, &ins->src[0], write_mask, &src_param); shader_addline(buffer, "%s", src_param.param_str); for (i = 1; i < ins->src_count; ++i) { shader_glsl_add_src_param(ins, &ins->src[i], write_mask, &src_param); shader_addline(buffer, ", %s", src_param.param_str); } } shader_addline(buffer, "));\n"); } static void shader_glsl_nop(const struct wined3d_shader_instruction *ins) {} static void shader_glsl_nrm(const struct wined3d_shader_instruction *ins) { struct wined3d_shader_buffer *buffer = ins->ctx->buffer; struct glsl_src_param src_param; unsigned int mask_size; DWORD write_mask; char dst_mask[6]; write_mask = shader_glsl_get_write_mask(ins->dst, dst_mask); mask_size = shader_glsl_get_write_mask_size(write_mask); shader_glsl_add_src_param(ins, &ins->src[0], write_mask, &src_param); shader_addline(buffer, "tmp0.x = dot(%s, %s);\n", src_param.param_str, src_param.param_str); shader_glsl_append_dst(buffer, ins); if (mask_size > 1) { shader_addline(buffer, "tmp0.x == 0.0 ? vec%u(0.0) : (%s * inversesqrt(tmp0.x)));\n", mask_size, src_param.param_str); } else { shader_addline(buffer, "tmp0.x == 0.0 ? 0.0 : (%s * inversesqrt(tmp0.x)));\n", src_param.param_str); } } /** Process the WINED3DSIO_EXPP instruction in GLSL: * For shader model 1.x, do the following (and honor the writemask, so use a temporary variable): * dst.x = 2^(floor(src)) * dst.y = src - floor(src) * dst.z = 2^src (partial precision is allowed, but optional) * dst.w = 1.0; * For 2.0 shaders, just do this (honoring writemask and swizzle): * dst = 2^src; (partial precision is allowed, but optional) */ static void shader_glsl_expp(const struct wined3d_shader_instruction *ins) { struct glsl_src_param src_param; shader_glsl_add_src_param(ins, &ins->src[0], WINED3DSP_WRITEMASK_0, &src_param); if (ins->ctx->reg_maps->shader_version.major < 2) { char dst_mask[6]; shader_addline(ins->ctx->buffer, "tmp0.x = exp2(floor(%s));\n", src_param.param_str); shader_addline(ins->ctx->buffer, "tmp0.y = %s - floor(%s);\n", src_param.param_str, src_param.param_str); shader_addline(ins->ctx->buffer, "tmp0.z = exp2(%s);\n", src_param.param_str); shader_addline(ins->ctx->buffer, "tmp0.w = 1.0;\n"); shader_glsl_append_dst(ins->ctx->buffer, ins); shader_glsl_get_write_mask(&ins->dst[0], dst_mask); shader_addline(ins->ctx->buffer, "tmp0%s);\n", dst_mask); } else { DWORD write_mask; unsigned int mask_size; write_mask = shader_glsl_append_dst(ins->ctx->buffer, ins); mask_size = shader_glsl_get_write_mask_size(write_mask); if (mask_size > 1) { shader_addline(ins->ctx->buffer, "vec%d(exp2(%s)));\n", mask_size, src_param.param_str); } else { shader_addline(ins->ctx->buffer, "exp2(%s));\n", src_param.param_str); } } } /** Process the RCP (reciprocal or inverse) opcode in GLSL (dst = 1 / src) */ static void shader_glsl_rcp(const struct wined3d_shader_instruction *ins) { struct glsl_src_param src_param; DWORD write_mask; unsigned int mask_size; write_mask = shader_glsl_append_dst(ins->ctx->buffer, ins); mask_size = shader_glsl_get_write_mask_size(write_mask); shader_glsl_add_src_param(ins, &ins->src[0], WINED3DSP_WRITEMASK_3, &src_param); if (mask_size > 1) { shader_addline(ins->ctx->buffer, "vec%u(1.0 / %s));\n", mask_size, src_param.param_str); } else { shader_addline(ins->ctx->buffer, "1.0 / %s);\n", src_param.param_str); } } static void shader_glsl_rsq(const struct wined3d_shader_instruction *ins) { struct wined3d_shader_buffer *buffer = ins->ctx->buffer; struct glsl_src_param src_param; DWORD write_mask; unsigned int mask_size; write_mask = shader_glsl_append_dst(buffer, ins); mask_size = shader_glsl_get_write_mask_size(write_mask); shader_glsl_add_src_param(ins, &ins->src[0], WINED3DSP_WRITEMASK_3, &src_param); if (mask_size > 1) { shader_addline(buffer, "vec%u(inversesqrt(abs(%s))));\n", mask_size, src_param.param_str); } else { shader_addline(buffer, "inversesqrt(abs(%s)));\n", src_param.param_str); } } /** Process signed comparison opcodes in GLSL. */ static void shader_glsl_compare(const struct wined3d_shader_instruction *ins) { struct glsl_src_param src0_param; struct glsl_src_param src1_param; DWORD write_mask; unsigned int mask_size; write_mask = shader_glsl_append_dst(ins->ctx->buffer, ins); mask_size = shader_glsl_get_write_mask_size(write_mask); shader_glsl_add_src_param(ins, &ins->src[0], write_mask, &src0_param); shader_glsl_add_src_param(ins, &ins->src[1], write_mask, &src1_param); if (mask_size > 1) { const char *compare; switch(ins->handler_idx) { case WINED3DSIH_SLT: compare = "lessThan"; break; case WINED3DSIH_SGE: compare = "greaterThanEqual"; break; default: compare = ""; FIXME("Can't handle opcode %#x\n", ins->handler_idx); } shader_addline(ins->ctx->buffer, "vec%d(%s(%s, %s)));\n", mask_size, compare, src0_param.param_str, src1_param.param_str); } else { switch(ins->handler_idx) { case WINED3DSIH_SLT: /* Step(src0, src1) is not suitable here because if src0 == src1 SLT is supposed, * to return 0.0 but step returns 1.0 because step is not < x * An alternative is a bvec compare padded with an unused second component. * step(src1 * -1.0, src0 * -1.0) is not an option because it suffers from the same * issue. Playing with not() is not possible either because not() does not accept * a scalar. */ shader_addline(ins->ctx->buffer, "(%s < %s) ? 1.0 : 0.0);\n", src0_param.param_str, src1_param.param_str); break; case WINED3DSIH_SGE: /* Here we can use the step() function and safe a conditional */ shader_addline(ins->ctx->buffer, "step(%s, %s));\n", src1_param.param_str, src0_param.param_str); break; default: FIXME("Can't handle opcode %#x\n", ins->handler_idx); } } } /** Process CMP instruction in GLSL (dst = src0 >= 0.0 ? src1 : src2), per channel */ static void shader_glsl_cmp(const struct wined3d_shader_instruction *ins) { struct glsl_src_param src0_param; struct glsl_src_param src1_param; struct glsl_src_param src2_param; DWORD write_mask, cmp_channel = 0; unsigned int i, j; char mask_char[6]; BOOL temp_destination = FALSE; if (shader_is_scalar(&ins->src[0].reg)) { write_mask = shader_glsl_append_dst(ins->ctx->buffer, ins); shader_glsl_add_src_param(ins, &ins->src[0], WINED3DSP_WRITEMASK_ALL, &src0_param); shader_glsl_add_src_param(ins, &ins->src[1], write_mask, &src1_param); shader_glsl_add_src_param(ins, &ins->src[2], write_mask, &src2_param); shader_addline(ins->ctx->buffer, "%s >= 0.0 ? %s : %s);\n", src0_param.param_str, src1_param.param_str, src2_param.param_str); } else { DWORD dst_mask = ins->dst[0].write_mask; struct wined3d_shader_dst_param dst = ins->dst[0]; /* Cycle through all source0 channels */ for (i=0; i<4; i++) { write_mask = 0; /* Find the destination channels which use the current source0 channel */ for (j=0; j<4; j++) { if (((ins->src[0].swizzle >> (2 * j)) & 0x3) == i) { write_mask |= WINED3DSP_WRITEMASK_0 << j; cmp_channel = WINED3DSP_WRITEMASK_0 << j; } } dst.write_mask = dst_mask & write_mask; /* Splitting the cmp instruction up in multiple lines imposes a problem: * The first lines may overwrite source parameters of the following lines. * Deal with that by using a temporary destination register if needed */ if ((ins->src[0].reg.idx == ins->dst[0].reg.idx && ins->src[0].reg.type == ins->dst[0].reg.type) || (ins->src[1].reg.idx == ins->dst[0].reg.idx && ins->src[1].reg.type == ins->dst[0].reg.type) || (ins->src[2].reg.idx == ins->dst[0].reg.idx && ins->src[2].reg.type == ins->dst[0].reg.type)) { write_mask = shader_glsl_get_write_mask(&dst, mask_char); if (!write_mask) continue; shader_addline(ins->ctx->buffer, "tmp0%s = (", mask_char); temp_destination = TRUE; } else { write_mask = shader_glsl_append_dst_ext(ins->ctx->buffer, ins, &dst); if (!write_mask) continue; } shader_glsl_add_src_param(ins, &ins->src[0], cmp_channel, &src0_param); shader_glsl_add_src_param(ins, &ins->src[1], write_mask, &src1_param); shader_glsl_add_src_param(ins, &ins->src[2], write_mask, &src2_param); shader_addline(ins->ctx->buffer, "%s >= 0.0 ? %s : %s);\n", src0_param.param_str, src1_param.param_str, src2_param.param_str); } if(temp_destination) { shader_glsl_get_write_mask(&ins->dst[0], mask_char); shader_glsl_append_dst(ins->ctx->buffer, ins); shader_addline(ins->ctx->buffer, "tmp0%s);\n", mask_char); } } } /** Process the CND opcode in GLSL (dst = (src0 > 0.5) ? src1 : src2) */ /* For ps 1.1-1.3, only a single component of src0 is used. For ps 1.4 * the compare is done per component of src0. */ static void shader_glsl_cnd(const struct wined3d_shader_instruction *ins) { struct wined3d_shader_dst_param dst; struct glsl_src_param src0_param; struct glsl_src_param src1_param; struct glsl_src_param src2_param; DWORD write_mask, cmp_channel = 0; unsigned int i, j; DWORD dst_mask; DWORD shader_version = WINED3D_SHADER_VERSION(ins->ctx->reg_maps->shader_version.major, ins->ctx->reg_maps->shader_version.minor); if (shader_version < WINED3D_SHADER_VERSION(1, 4)) { write_mask = shader_glsl_append_dst(ins->ctx->buffer, ins); shader_glsl_add_src_param(ins, &ins->src[0], WINED3DSP_WRITEMASK_0, &src0_param); shader_glsl_add_src_param(ins, &ins->src[1], write_mask, &src1_param); shader_glsl_add_src_param(ins, &ins->src[2], write_mask, &src2_param); /* Fun: The D3DSI_COISSUE flag changes the semantic of the cnd instruction for < 1.4 shaders */ if (ins->coissue) { shader_addline(ins->ctx->buffer, "%s /* COISSUE! */);\n", src1_param.param_str); } else { shader_addline(ins->ctx->buffer, "%s > 0.5 ? %s : %s);\n", src0_param.param_str, src1_param.param_str, src2_param.param_str); } return; } /* Cycle through all source0 channels */ dst_mask = ins->dst[0].write_mask; dst = ins->dst[0]; for (i=0; i<4; i++) { write_mask = 0; /* Find the destination channels which use the current source0 channel */ for (j=0; j<4; j++) { if (((ins->src[0].swizzle >> (2 * j)) & 0x3) == i) { write_mask |= WINED3DSP_WRITEMASK_0 << j; cmp_channel = WINED3DSP_WRITEMASK_0 << j; } } dst.write_mask = dst_mask & write_mask; write_mask = shader_glsl_append_dst_ext(ins->ctx->buffer, ins, &dst); if (!write_mask) continue; shader_glsl_add_src_param(ins, &ins->src[0], cmp_channel, &src0_param); shader_glsl_add_src_param(ins, &ins->src[1], write_mask, &src1_param); shader_glsl_add_src_param(ins, &ins->src[2], write_mask, &src2_param); shader_addline(ins->ctx->buffer, "%s > 0.5 ? %s : %s);\n", src0_param.param_str, src1_param.param_str, src2_param.param_str); } } /** GLSL code generation for WINED3DSIO_MAD: Multiply the first 2 opcodes, then add the last */ static void shader_glsl_mad(const struct wined3d_shader_instruction *ins) { struct glsl_src_param src0_param; struct glsl_src_param src1_param; struct glsl_src_param src2_param; DWORD write_mask; write_mask = shader_glsl_append_dst(ins->ctx->buffer, ins); shader_glsl_add_src_param(ins, &ins->src[0], write_mask, &src0_param); shader_glsl_add_src_param(ins, &ins->src[1], write_mask, &src1_param); shader_glsl_add_src_param(ins, &ins->src[2], write_mask, &src2_param); shader_addline(ins->ctx->buffer, "(%s * %s) + %s);\n", src0_param.param_str, src1_param.param_str, src2_param.param_str); } /* Handles transforming all WINED3DSIO_M?x? opcodes for Vertex shaders to GLSL codes */ static void shader_glsl_mnxn(const struct wined3d_shader_instruction *ins) { int i; int nComponents = 0; struct wined3d_shader_dst_param tmp_dst = {{0}}; struct wined3d_shader_src_param tmp_src[2] = {{{0}}}; struct wined3d_shader_instruction tmp_ins; memset(&tmp_ins, 0, sizeof(tmp_ins)); /* Set constants for the temporary argument */ tmp_ins.ctx = ins->ctx; tmp_ins.dst_count = 1; tmp_ins.dst = &tmp_dst; tmp_ins.src_count = 2; tmp_ins.src = tmp_src; switch(ins->handler_idx) { case WINED3DSIH_M4x4: nComponents = 4; tmp_ins.handler_idx = WINED3DSIH_DP4; break; case WINED3DSIH_M4x3: nComponents = 3; tmp_ins.handler_idx = WINED3DSIH_DP4; break; case WINED3DSIH_M3x4: nComponents = 4; tmp_ins.handler_idx = WINED3DSIH_DP3; break; case WINED3DSIH_M3x3: nComponents = 3; tmp_ins.handler_idx = WINED3DSIH_DP3; break; case WINED3DSIH_M3x2: nComponents = 2; tmp_ins.handler_idx = WINED3DSIH_DP3; break; default: break; } tmp_dst = ins->dst[0]; tmp_src[0] = ins->src[0]; tmp_src[1] = ins->src[1]; for (i = 0; i < nComponents; ++i) { tmp_dst.write_mask = WINED3DSP_WRITEMASK_0 << i; shader_glsl_dot(&tmp_ins); ++tmp_src[1].reg.idx; } } /** The LRP instruction performs a component-wise linear interpolation between the second and third operands using the first operand as the blend factor. Equation: (dst = src2 + src0 * (src1 - src2)) This is equivalent to mix(src2, src1, src0); */ static void shader_glsl_lrp(const struct wined3d_shader_instruction *ins) { struct glsl_src_param src0_param; struct glsl_src_param src1_param; struct glsl_src_param src2_param; DWORD write_mask; write_mask = shader_glsl_append_dst(ins->ctx->buffer, ins); shader_glsl_add_src_param(ins, &ins->src[0], write_mask, &src0_param); shader_glsl_add_src_param(ins, &ins->src[1], write_mask, &src1_param); shader_glsl_add_src_param(ins, &ins->src[2], write_mask, &src2_param); shader_addline(ins->ctx->buffer, "mix(%s, %s, %s));\n", src2_param.param_str, src1_param.param_str, src0_param.param_str); } /** Process the WINED3DSIO_LIT instruction in GLSL: * dst.x = dst.w = 1.0 * dst.y = (src0.x > 0) ? src0.x * dst.z = (src0.x > 0) ? ((src0.y > 0) ? pow(src0.y, src.w) : 0) : 0 * where src.w is clamped at +- 128 */ static void shader_glsl_lit(const struct wined3d_shader_instruction *ins) { struct glsl_src_param src0_param; struct glsl_src_param src1_param; struct glsl_src_param src3_param; char dst_mask[6]; shader_glsl_append_dst(ins->ctx->buffer, ins); shader_glsl_get_write_mask(&ins->dst[0], dst_mask); shader_glsl_add_src_param(ins, &ins->src[0], WINED3DSP_WRITEMASK_0, &src0_param); shader_glsl_add_src_param(ins, &ins->src[0], WINED3DSP_WRITEMASK_1, &src1_param); shader_glsl_add_src_param(ins, &ins->src[0], WINED3DSP_WRITEMASK_3, &src3_param); /* The sdk specifies the instruction like this * dst.x = 1.0; * if(src.x > 0.0) dst.y = src.x * else dst.y = 0.0. * if(src.x > 0.0 && src.y > 0.0) dst.z = pow(src.y, power); * else dst.z = 0.0; * dst.w = 1.0; * (where power = src.w clamped between -128 and 128) * * Obviously that has quite a few conditionals in it which we don't like. So the first step is this: * dst.x = 1.0 ... No further explanation needed * dst.y = max(src.y, 0.0); ... If x < 0.0, use 0.0, otherwise x. Same as the conditional * dst.z = x > 0.0 ? pow(max(y, 0.0), p) : 0; ... 0 ^ power is 0, and otherwise we use y anyway * dst.w = 1.0. ... Nothing fancy. * * So we still have one conditional in there. So do this: * dst.z = pow(max(0.0, src.y) * step(0.0, src.x), power); * * step(0.0, x) will return 1 if src.x > 0.0, and 0 otherwise. So if y is 0 we get pow(0.0 * 1.0, power), * which sets dst.z to 0. If y > 0, but x = 0.0, we get pow(y * 0.0, power), which results in 0 too. * if both x and y are > 0, we get pow(y * 1.0, power), as it is supposed to. * * Unfortunately pow(0.0 ^ 0.0) returns NaN on most GPUs, but lit with src.y = 0 and src.w = 0 returns * a non-NaN value in dst.z. What we return doesn't matter, as long as it is not NaN. Return 0, which is * what all Windows HW drivers and GL_ARB_vertex_program's LIT do. */ shader_addline(ins->ctx->buffer, "vec4(1.0, max(%s, 0.0), %s == 0.0 ? 0.0 : " "pow(max(0.0, %s) * step(0.0, %s), clamp(%s, -128.0, 128.0)), 1.0)%s);\n", src0_param.param_str, src3_param.param_str, src1_param.param_str, src0_param.param_str, src3_param.param_str, dst_mask); } /** Process the WINED3DSIO_DST instruction in GLSL: * dst.x = 1.0 * dst.y = src0.x * src0.y * dst.z = src0.z * dst.w = src1.w */ static void shader_glsl_dst(const struct wined3d_shader_instruction *ins) { struct glsl_src_param src0y_param; struct glsl_src_param src0z_param; struct glsl_src_param src1y_param; struct glsl_src_param src1w_param; char dst_mask[6]; shader_glsl_append_dst(ins->ctx->buffer, ins); shader_glsl_get_write_mask(&ins->dst[0], dst_mask); shader_glsl_add_src_param(ins, &ins->src[0], WINED3DSP_WRITEMASK_1, &src0y_param); shader_glsl_add_src_param(ins, &ins->src[0], WINED3DSP_WRITEMASK_2, &src0z_param); shader_glsl_add_src_param(ins, &ins->src[1], WINED3DSP_WRITEMASK_1, &src1y_param); shader_glsl_add_src_param(ins, &ins->src[1], WINED3DSP_WRITEMASK_3, &src1w_param); shader_addline(ins->ctx->buffer, "vec4(1.0, %s * %s, %s, %s))%s;\n", src0y_param.param_str, src1y_param.param_str, src0z_param.param_str, src1w_param.param_str, dst_mask); } /** Process the WINED3DSIO_SINCOS instruction in GLSL: * VS 2.0 requires that specific cosine and sine constants be passed to this instruction so the hardware * can handle it. But, these functions are built-in for GLSL, so we can just ignore the last 2 params. * * dst.x = cos(src0.?) * dst.y = sin(src0.?) * dst.z = dst.z * dst.w = dst.w */ static void shader_glsl_sincos(const struct wined3d_shader_instruction *ins) { struct glsl_src_param src0_param; DWORD write_mask; write_mask = shader_glsl_append_dst(ins->ctx->buffer, ins); shader_glsl_add_src_param(ins, &ins->src[0], WINED3DSP_WRITEMASK_0, &src0_param); switch (write_mask) { case WINED3DSP_WRITEMASK_0: shader_addline(ins->ctx->buffer, "cos(%s));\n", src0_param.param_str); break; case WINED3DSP_WRITEMASK_1: shader_addline(ins->ctx->buffer, "sin(%s));\n", src0_param.param_str); break; case (WINED3DSP_WRITEMASK_0 | WINED3DSP_WRITEMASK_1): shader_addline(ins->ctx->buffer, "vec2(cos(%s), sin(%s)));\n", src0_param.param_str, src0_param.param_str); break; default: ERR("Write mask should be .x, .y or .xy\n"); break; } } /* sgn in vs_2_0 has 2 extra parameters(registers for temporary storage) which we don't use * here. But those extra parameters require a dedicated function for sgn, since map2gl would * generate invalid code */ static void shader_glsl_sgn(const struct wined3d_shader_instruction *ins) { struct glsl_src_param src0_param; DWORD write_mask; write_mask = shader_glsl_append_dst(ins->ctx->buffer, ins); shader_glsl_add_src_param(ins, &ins->src[0], write_mask, &src0_param); shader_addline(ins->ctx->buffer, "sign(%s));\n", src0_param.param_str); } /** Process the WINED3DSIO_LOOP instruction in GLSL: * Start a for() loop where src1.y is the initial value of aL, * increment aL by src1.z for a total of src1.x iterations. * Need to use a temporary variable for this operation. */ /* FIXME: I don't think nested loops will work correctly this way. */ static void shader_glsl_loop(const struct wined3d_shader_instruction *ins) { struct wined3d_shader_loop_state *loop_state = ins->ctx->loop_state; const struct wined3d_shader *shader = ins->ctx->shader; const struct wined3d_shader_lconst *constant; struct glsl_src_param src1_param; const DWORD *control_values = NULL; shader_glsl_add_src_param(ins, &ins->src[1], WINED3DSP_WRITEMASK_ALL, &src1_param); /* Try to hardcode the loop control parameters if possible. Direct3D 9 class hardware doesn't support real * varying indexing, but Microsoft designed this feature for Shader model 2.x+. If the loop control is * known at compile time, the GLSL compiler can unroll the loop, and replace indirect addressing with direct * addressing. */ if (ins->src[1].reg.type == WINED3DSPR_CONSTINT) { LIST_FOR_EACH_ENTRY(constant, &shader->constantsI, struct wined3d_shader_lconst, entry) { if (constant->idx == ins->src[1].reg.idx) { control_values = constant->value; break; } } } if (control_values) { struct wined3d_shader_loop_control loop_control; loop_control.count = control_values[0]; loop_control.start = control_values[1]; loop_control.step = (int)control_values[2]; if (loop_control.step > 0) { shader_addline(ins->ctx->buffer, "for (aL%u = %u; aL%u < (%u * %d + %u); aL%u += %d) {\n", loop_state->current_depth, loop_control.start, loop_state->current_depth, loop_control.count, loop_control.step, loop_control.start, loop_state->current_depth, loop_control.step); } else if (loop_control.step < 0) { shader_addline(ins->ctx->buffer, "for (aL%u = %u; aL%u > (%u * %d + %u); aL%u += %d) {\n", loop_state->current_depth, loop_control.start, loop_state->current_depth, loop_control.count, loop_control.step, loop_control.start, loop_state->current_depth, loop_control.step); } else { shader_addline(ins->ctx->buffer, "for (aL%u = %u, tmpInt%u = 0; tmpInt%u < %u; tmpInt%u++) {\n", loop_state->current_depth, loop_control.start, loop_state->current_depth, loop_state->current_depth, loop_control.count, loop_state->current_depth); } } else { shader_addline(ins->ctx->buffer, "for (tmpInt%u = 0, aL%u = %s.y; tmpInt%u < %s.x; tmpInt%u++, aL%u += %s.z) {\n", loop_state->current_depth, loop_state->current_reg, src1_param.reg_name, loop_state->current_depth, src1_param.reg_name, loop_state->current_depth, loop_state->current_reg, src1_param.reg_name); } ++loop_state->current_depth; ++loop_state->current_reg; } static void shader_glsl_end(const struct wined3d_shader_instruction *ins) { struct wined3d_shader_loop_state *loop_state = ins->ctx->loop_state; shader_addline(ins->ctx->buffer, "}\n"); if (ins->handler_idx == WINED3DSIH_ENDLOOP) { --loop_state->current_depth; --loop_state->current_reg; } if (ins->handler_idx == WINED3DSIH_ENDREP) { --loop_state->current_depth; } } static void shader_glsl_rep(const struct wined3d_shader_instruction *ins) { const struct wined3d_shader *shader = ins->ctx->shader; struct wined3d_shader_loop_state *loop_state = ins->ctx->loop_state; const struct wined3d_shader_lconst *constant; struct glsl_src_param src0_param; const DWORD *control_values = NULL; /* Try to hardcode local values to help the GLSL compiler to unroll and optimize the loop */ if (ins->src[0].reg.type == WINED3DSPR_CONSTINT) { LIST_FOR_EACH_ENTRY(constant, &shader->constantsI, struct wined3d_shader_lconst, entry) { if (constant->idx == ins->src[0].reg.idx) { control_values = constant->value; break; } } } if (control_values) { shader_addline(ins->ctx->buffer, "for (tmpInt%d = 0; tmpInt%d < %d; tmpInt%d++) {\n", loop_state->current_depth, loop_state->current_depth, control_values[0], loop_state->current_depth); } else { shader_glsl_add_src_param(ins, &ins->src[0], WINED3DSP_WRITEMASK_0, &src0_param); shader_addline(ins->ctx->buffer, "for (tmpInt%d = 0; tmpInt%d < %s; tmpInt%d++) {\n", loop_state->current_depth, loop_state->current_depth, src0_param.param_str, loop_state->current_depth); } ++loop_state->current_depth; } static void shader_glsl_if(const struct wined3d_shader_instruction *ins) { struct glsl_src_param src0_param; shader_glsl_add_src_param(ins, &ins->src[0], WINED3DSP_WRITEMASK_0, &src0_param); shader_addline(ins->ctx->buffer, "if (%s) {\n", src0_param.param_str); } static void shader_glsl_ifc(const struct wined3d_shader_instruction *ins) { struct glsl_src_param src0_param; struct glsl_src_param src1_param; shader_glsl_add_src_param(ins, &ins->src[0], WINED3DSP_WRITEMASK_0, &src0_param); shader_glsl_add_src_param(ins, &ins->src[1], WINED3DSP_WRITEMASK_0, &src1_param); shader_addline(ins->ctx->buffer, "if (%s %s %s) {\n", src0_param.param_str, shader_glsl_get_rel_op(ins->flags), src1_param.param_str); } static void shader_glsl_else(const struct wined3d_shader_instruction *ins) { shader_addline(ins->ctx->buffer, "} else {\n"); } static void shader_glsl_emit(const struct wined3d_shader_instruction *ins) { shader_addline(ins->ctx->buffer, "EmitVertex();\n"); } static void shader_glsl_break(const struct wined3d_shader_instruction *ins) { shader_addline(ins->ctx->buffer, "break;\n"); } /* FIXME: According to MSDN the compare is done per component. */ static void shader_glsl_breakc(const struct wined3d_shader_instruction *ins) { struct glsl_src_param src0_param; struct glsl_src_param src1_param; shader_glsl_add_src_param(ins, &ins->src[0], WINED3DSP_WRITEMASK_0, &src0_param); shader_glsl_add_src_param(ins, &ins->src[1], WINED3DSP_WRITEMASK_0, &src1_param); shader_addline(ins->ctx->buffer, "if (%s %s %s) break;\n", src0_param.param_str, shader_glsl_get_rel_op(ins->flags), src1_param.param_str); } static void shader_glsl_label(const struct wined3d_shader_instruction *ins) { shader_addline(ins->ctx->buffer, "}\n"); shader_addline(ins->ctx->buffer, "void subroutine%u () {\n", ins->src[0].reg.idx); } static void shader_glsl_call(const struct wined3d_shader_instruction *ins) { shader_addline(ins->ctx->buffer, "subroutine%u();\n", ins->src[0].reg.idx); } static void shader_glsl_callnz(const struct wined3d_shader_instruction *ins) { struct glsl_src_param src1_param; shader_glsl_add_src_param(ins, &ins->src[1], WINED3DSP_WRITEMASK_0, &src1_param); shader_addline(ins->ctx->buffer, "if (%s) subroutine%u();\n", src1_param.param_str, ins->src[0].reg.idx); } static void shader_glsl_ret(const struct wined3d_shader_instruction *ins) { /* No-op. The closing } is written when a new function is started, and at the end of the shader. This * function only suppresses the unhandled instruction warning */ } /********************************************* * Pixel Shader Specific Code begins here ********************************************/ static void shader_glsl_tex(const struct wined3d_shader_instruction *ins) { const struct wined3d_shader *shader = ins->ctx->shader; struct wined3d_device *device = shader->device; DWORD shader_version = WINED3D_SHADER_VERSION(ins->ctx->reg_maps->shader_version.major, ins->ctx->reg_maps->shader_version.minor); struct glsl_sample_function sample_function; const struct wined3d_texture *texture; DWORD sample_flags = 0; DWORD sampler_idx; DWORD mask = 0, swizzle; /* 1.0-1.4: Use destination register as sampler source. * 2.0+: Use provided sampler source. */ if (shader_version < WINED3D_SHADER_VERSION(2,0)) sampler_idx = ins->dst[0].reg.idx; else sampler_idx = ins->src[1].reg.idx; texture = device->stateBlock->state.textures[sampler_idx]; if (shader_version < WINED3D_SHADER_VERSION(1,4)) { const struct shader_glsl_ctx_priv *priv = ins->ctx->backend_data; DWORD flags = (priv->cur_ps_args->tex_transform >> sampler_idx * WINED3D_PSARGS_TEXTRANSFORM_SHIFT) & WINED3D_PSARGS_TEXTRANSFORM_MASK; enum wined3d_sampler_texture_type sampler_type = ins->ctx->reg_maps->sampler_type[sampler_idx]; /* Projected cube textures don't make a lot of sense, the resulting coordinates stay the same. */ if (flags & WINED3D_PSARGS_PROJECTED && sampler_type != WINED3DSTT_CUBE) { sample_flags |= WINED3D_GLSL_SAMPLE_PROJECTED; switch (flags & ~WINED3D_PSARGS_PROJECTED) { case WINED3D_TTFF_COUNT1: FIXME("WINED3D_TTFF_PROJECTED with WINED3D_TTFF_COUNT1?\n"); break; case WINED3D_TTFF_COUNT2: mask = WINED3DSP_WRITEMASK_1; break; case WINED3D_TTFF_COUNT3: mask = WINED3DSP_WRITEMASK_2; break; case WINED3D_TTFF_COUNT4: case WINED3D_TTFF_DISABLE: mask = WINED3DSP_WRITEMASK_3; break; } } } else if (shader_version < WINED3D_SHADER_VERSION(2,0)) { enum wined3d_shader_src_modifier src_mod = ins->src[0].modifiers; if (src_mod == WINED3DSPSM_DZ) { sample_flags |= WINED3D_GLSL_SAMPLE_PROJECTED; mask = WINED3DSP_WRITEMASK_2; } else if (src_mod == WINED3DSPSM_DW) { sample_flags |= WINED3D_GLSL_SAMPLE_PROJECTED; mask = WINED3DSP_WRITEMASK_3; } } else { if (ins->flags & WINED3DSI_TEXLD_PROJECT) { /* ps 2.0 texldp instruction always divides by the fourth component. */ sample_flags |= WINED3D_GLSL_SAMPLE_PROJECTED; mask = WINED3DSP_WRITEMASK_3; } } if (texture && texture->target == GL_TEXTURE_RECTANGLE_ARB) sample_flags |= WINED3D_GLSL_SAMPLE_RECT; shader_glsl_get_sample_function(ins->ctx, sampler_idx, sample_flags, &sample_function); mask |= sample_function.coord_mask; if (shader_version < WINED3D_SHADER_VERSION(2,0)) swizzle = WINED3DSP_NOSWIZZLE; else swizzle = ins->src[1].swizzle; /* 1.0-1.3: Use destination register as coordinate source. 1.4+: Use provided coordinate source register. */ if (shader_version < WINED3D_SHADER_VERSION(1,4)) { char coord_mask[6]; shader_glsl_write_mask_to_str(mask, coord_mask); shader_glsl_gen_sample_code(ins, sampler_idx, &sample_function, swizzle, NULL, NULL, NULL, "T%u%s", sampler_idx, coord_mask); } else { struct glsl_src_param coord_param; shader_glsl_add_src_param(ins, &ins->src[0], mask, &coord_param); if (ins->flags & WINED3DSI_TEXLD_BIAS) { struct glsl_src_param bias; shader_glsl_add_src_param(ins, &ins->src[0], WINED3DSP_WRITEMASK_3, &bias); shader_glsl_gen_sample_code(ins, sampler_idx, &sample_function, swizzle, NULL, NULL, bias.param_str, "%s", coord_param.param_str); } else { shader_glsl_gen_sample_code(ins, sampler_idx, &sample_function, swizzle, NULL, NULL, NULL, "%s", coord_param.param_str); } } } static void shader_glsl_texldd(const struct wined3d_shader_instruction *ins) { const struct wined3d_shader *shader = ins->ctx->shader; struct wined3d_device *device = shader->device; const struct wined3d_gl_info *gl_info = ins->ctx->gl_info; struct glsl_src_param coord_param, dx_param, dy_param; DWORD sample_flags = WINED3D_GLSL_SAMPLE_GRAD; struct glsl_sample_function sample_function; DWORD sampler_idx; DWORD swizzle = ins->src[1].swizzle; const struct wined3d_texture *texture; if (!gl_info->supported[ARB_SHADER_TEXTURE_LOD] && !gl_info->supported[EXT_GPU_SHADER4]) { FIXME("texldd used, but not supported by hardware. Falling back to regular tex\n"); shader_glsl_tex(ins); return; } sampler_idx = ins->src[1].reg.idx; texture = device->stateBlock->state.textures[sampler_idx]; if (texture && texture->target == GL_TEXTURE_RECTANGLE_ARB) sample_flags |= WINED3D_GLSL_SAMPLE_RECT; shader_glsl_get_sample_function(ins->ctx, sampler_idx, sample_flags, &sample_function); shader_glsl_add_src_param(ins, &ins->src[0], sample_function.coord_mask, &coord_param); shader_glsl_add_src_param(ins, &ins->src[2], sample_function.coord_mask, &dx_param); shader_glsl_add_src_param(ins, &ins->src[3], sample_function.coord_mask, &dy_param); shader_glsl_gen_sample_code(ins, sampler_idx, &sample_function, swizzle, dx_param.param_str, dy_param.param_str, NULL, "%s", coord_param.param_str); } static void shader_glsl_texldl(const struct wined3d_shader_instruction *ins) { const struct wined3d_shader *shader = ins->ctx->shader; struct wined3d_device *device = shader->device; const struct wined3d_gl_info *gl_info = ins->ctx->gl_info; struct glsl_src_param coord_param, lod_param; DWORD sample_flags = WINED3D_GLSL_SAMPLE_LOD; struct glsl_sample_function sample_function; DWORD sampler_idx; DWORD swizzle = ins->src[1].swizzle; const struct wined3d_texture *texture; sampler_idx = ins->src[1].reg.idx; texture = device->stateBlock->state.textures[sampler_idx]; if (texture && texture->target == GL_TEXTURE_RECTANGLE_ARB) sample_flags |= WINED3D_GLSL_SAMPLE_RECT; shader_glsl_get_sample_function(ins->ctx, sampler_idx, sample_flags, &sample_function); shader_glsl_add_src_param(ins, &ins->src[0], sample_function.coord_mask, &coord_param); shader_glsl_add_src_param(ins, &ins->src[0], WINED3DSP_WRITEMASK_3, &lod_param); if (!gl_info->supported[ARB_SHADER_TEXTURE_LOD] && !gl_info->supported[EXT_GPU_SHADER4] && shader_is_pshader_version(ins->ctx->reg_maps->shader_version.type)) { /* Plain GLSL only supports Lod sampling functions in vertex shaders. * However, the NVIDIA drivers allow them in fragment shaders as well, * even without the appropriate extension. */ WARN("Using %s in fragment shader.\n", sample_function.name); } shader_glsl_gen_sample_code(ins, sampler_idx, &sample_function, swizzle, NULL, NULL, lod_param.param_str, "%s", coord_param.param_str); } static void shader_glsl_texcoord(const struct wined3d_shader_instruction *ins) { /* FIXME: Make this work for more than just 2D textures */ struct wined3d_shader_buffer *buffer = ins->ctx->buffer; DWORD write_mask = shader_glsl_append_dst(ins->ctx->buffer, ins); if (!(ins->ctx->reg_maps->shader_version.major == 1 && ins->ctx->reg_maps->shader_version.minor == 4)) { char dst_mask[6]; shader_glsl_get_write_mask(&ins->dst[0], dst_mask); shader_addline(buffer, "clamp(gl_TexCoord[%u], 0.0, 1.0)%s);\n", ins->dst[0].reg.idx, dst_mask); } else { enum wined3d_shader_src_modifier src_mod = ins->src[0].modifiers; DWORD reg = ins->src[0].reg.idx; char dst_swizzle[6]; shader_glsl_get_swizzle(&ins->src[0], FALSE, write_mask, dst_swizzle); if (src_mod == WINED3DSPSM_DZ) { unsigned int mask_size = shader_glsl_get_write_mask_size(write_mask); struct glsl_src_param div_param; shader_glsl_add_src_param(ins, &ins->src[0], WINED3DSP_WRITEMASK_2, &div_param); if (mask_size > 1) { shader_addline(buffer, "gl_TexCoord[%u]%s / vec%d(%s));\n", reg, dst_swizzle, mask_size, div_param.param_str); } else { shader_addline(buffer, "gl_TexCoord[%u]%s / %s);\n", reg, dst_swizzle, div_param.param_str); } } else if (src_mod == WINED3DSPSM_DW) { unsigned int mask_size = shader_glsl_get_write_mask_size(write_mask); struct glsl_src_param div_param; shader_glsl_add_src_param(ins, &ins->src[0], WINED3DSP_WRITEMASK_3, &div_param); if (mask_size > 1) { shader_addline(buffer, "gl_TexCoord[%u]%s / vec%d(%s));\n", reg, dst_swizzle, mask_size, div_param.param_str); } else { shader_addline(buffer, "gl_TexCoord[%u]%s / %s);\n", reg, dst_swizzle, div_param.param_str); } } else { shader_addline(buffer, "gl_TexCoord[%u]%s);\n", reg, dst_swizzle); } } } /** Process the WINED3DSIO_TEXDP3TEX instruction in GLSL: * Take a 3-component dot product of the TexCoord[dstreg] and src, * then perform a 1D texture lookup from stage dstregnum, place into dst. */ static void shader_glsl_texdp3tex(const struct wined3d_shader_instruction *ins) { DWORD sampler_idx = ins->dst[0].reg.idx; DWORD src_mask = WINED3DSP_WRITEMASK_0 | WINED3DSP_WRITEMASK_1 | WINED3DSP_WRITEMASK_2; struct glsl_sample_function sample_function; struct glsl_src_param src0_param; UINT mask_size; shader_glsl_add_src_param(ins, &ins->src[0], src_mask, &src0_param); /* Do I have to take care about the projected bit? I don't think so, since the dp3 returns only one * scalar, and projected sampling would require 4. * * It is a dependent read - not valid with conditional NP2 textures */ shader_glsl_get_sample_function(ins->ctx, sampler_idx, 0, &sample_function); mask_size = shader_glsl_get_write_mask_size(sample_function.coord_mask); switch(mask_size) { case 1: shader_glsl_gen_sample_code(ins, sampler_idx, &sample_function, WINED3DSP_NOSWIZZLE, NULL, NULL, NULL, "dot(gl_TexCoord[%u].xyz, %s)", sampler_idx, src0_param.param_str); break; case 2: shader_glsl_gen_sample_code(ins, sampler_idx, &sample_function, WINED3DSP_NOSWIZZLE, NULL, NULL, NULL, "vec2(dot(gl_TexCoord[%u].xyz, %s), 0.0)", sampler_idx, src0_param.param_str); break; case 3: shader_glsl_gen_sample_code(ins, sampler_idx, &sample_function, WINED3DSP_NOSWIZZLE, NULL, NULL, NULL, "vec3(dot(gl_TexCoord[%u].xyz, %s), 0.0, 0.0)", sampler_idx, src0_param.param_str); break; default: FIXME("Unexpected mask size %u\n", mask_size); break; } } /** Process the WINED3DSIO_TEXDP3 instruction in GLSL: * Take a 3-component dot product of the TexCoord[dstreg] and src. */ static void shader_glsl_texdp3(const struct wined3d_shader_instruction *ins) { DWORD dstreg = ins->dst[0].reg.idx; DWORD src_mask = WINED3DSP_WRITEMASK_0 | WINED3DSP_WRITEMASK_1 | WINED3DSP_WRITEMASK_2; struct glsl_src_param src0_param; DWORD dst_mask; unsigned int mask_size; dst_mask = shader_glsl_append_dst(ins->ctx->buffer, ins); mask_size = shader_glsl_get_write_mask_size(dst_mask); shader_glsl_add_src_param(ins, &ins->src[0], src_mask, &src0_param); if (mask_size > 1) { shader_addline(ins->ctx->buffer, "vec%d(dot(T%u.xyz, %s)));\n", mask_size, dstreg, src0_param.param_str); } else { shader_addline(ins->ctx->buffer, "dot(T%u.xyz, %s));\n", dstreg, src0_param.param_str); } } /** Process the WINED3DSIO_TEXDEPTH instruction in GLSL: * Calculate the depth as dst.x / dst.y */ static void shader_glsl_texdepth(const struct wined3d_shader_instruction *ins) { struct glsl_dst_param dst_param; shader_glsl_add_dst_param(ins, &ins->dst[0], &dst_param); /* Tests show that texdepth never returns anything below 0.0, and that r5.y is clamped to 1.0. * Negative input is accepted, -0.25 / -0.5 returns 0.5. GL should clamp gl_FragDepth to [0;1], but * this doesn't always work, so clamp the results manually. Whether or not the x value is clamped at 1 * too is irrelevant, since if x = 0, any y value < 1.0 (and > 1.0 is not allowed) results in a result * >= 1.0 or < 0.0 */ shader_addline(ins->ctx->buffer, "gl_FragDepth = clamp((%s.x / min(%s.y, 1.0)), 0.0, 1.0);\n", dst_param.reg_name, dst_param.reg_name); } /** Process the WINED3DSIO_TEXM3X2DEPTH instruction in GLSL: * Last row of a 3x2 matrix multiply, use the result to calculate the depth: * Calculate tmp0.y = TexCoord[dstreg] . src.xyz; (tmp0.x has already been calculated) * depth = (tmp0.y == 0.0) ? 1.0 : tmp0.x / tmp0.y */ static void shader_glsl_texm3x2depth(const struct wined3d_shader_instruction *ins) { DWORD src_mask = WINED3DSP_WRITEMASK_0 | WINED3DSP_WRITEMASK_1 | WINED3DSP_WRITEMASK_2; DWORD dstreg = ins->dst[0].reg.idx; struct glsl_src_param src0_param; shader_glsl_add_src_param(ins, &ins->src[0], src_mask, &src0_param); shader_addline(ins->ctx->buffer, "tmp0.y = dot(T%u.xyz, %s);\n", dstreg, src0_param.param_str); shader_addline(ins->ctx->buffer, "gl_FragDepth = (tmp0.y == 0.0) ? 1.0 : clamp(tmp0.x / tmp0.y, 0.0, 1.0);\n"); } /** Process the WINED3DSIO_TEXM3X2PAD instruction in GLSL * Calculate the 1st of a 2-row matrix multiplication. */ static void shader_glsl_texm3x2pad(const struct wined3d_shader_instruction *ins) { DWORD src_mask = WINED3DSP_WRITEMASK_0 | WINED3DSP_WRITEMASK_1 | WINED3DSP_WRITEMASK_2; DWORD reg = ins->dst[0].reg.idx; struct wined3d_shader_buffer *buffer = ins->ctx->buffer; struct glsl_src_param src0_param; shader_glsl_add_src_param(ins, &ins->src[0], src_mask, &src0_param); shader_addline(buffer, "tmp0.x = dot(T%u.xyz, %s);\n", reg, src0_param.param_str); } /** Process the WINED3DSIO_TEXM3X3PAD instruction in GLSL * Calculate the 1st or 2nd row of a 3-row matrix multiplication. */ static void shader_glsl_texm3x3pad(const struct wined3d_shader_instruction *ins) { DWORD src_mask = WINED3DSP_WRITEMASK_0 | WINED3DSP_WRITEMASK_1 | WINED3DSP_WRITEMASK_2; DWORD reg = ins->dst[0].reg.idx; struct wined3d_shader_buffer *buffer = ins->ctx->buffer; struct wined3d_shader_tex_mx *tex_mx = ins->ctx->tex_mx; struct glsl_src_param src0_param; shader_glsl_add_src_param(ins, &ins->src[0], src_mask, &src0_param); shader_addline(buffer, "tmp0.%c = dot(T%u.xyz, %s);\n", 'x' + tex_mx->current_row, reg, src0_param.param_str); tex_mx->texcoord_w[tex_mx->current_row++] = reg; } static void shader_glsl_texm3x2tex(const struct wined3d_shader_instruction *ins) { DWORD src_mask = WINED3DSP_WRITEMASK_0 | WINED3DSP_WRITEMASK_1 | WINED3DSP_WRITEMASK_2; DWORD reg = ins->dst[0].reg.idx; struct wined3d_shader_buffer *buffer = ins->ctx->buffer; struct glsl_sample_function sample_function; struct glsl_src_param src0_param; shader_glsl_add_src_param(ins, &ins->src[0], src_mask, &src0_param); shader_addline(buffer, "tmp0.y = dot(T%u.xyz, %s);\n", reg, src0_param.param_str); shader_glsl_get_sample_function(ins->ctx, reg, 0, &sample_function); /* Sample the texture using the calculated coordinates */ shader_glsl_gen_sample_code(ins, reg, &sample_function, WINED3DSP_NOSWIZZLE, NULL, NULL, NULL, "tmp0.xy"); } /** Process the WINED3DSIO_TEXM3X3TEX instruction in GLSL * Perform the 3rd row of a 3x3 matrix multiply, then sample the texture using the calculated coordinates */ static void shader_glsl_texm3x3tex(const struct wined3d_shader_instruction *ins) { DWORD src_mask = WINED3DSP_WRITEMASK_0 | WINED3DSP_WRITEMASK_1 | WINED3DSP_WRITEMASK_2; struct wined3d_shader_tex_mx *tex_mx = ins->ctx->tex_mx; struct glsl_sample_function sample_function; struct glsl_src_param src0_param; DWORD reg = ins->dst[0].reg.idx; shader_glsl_add_src_param(ins, &ins->src[0], src_mask, &src0_param); shader_addline(ins->ctx->buffer, "tmp0.z = dot(T%u.xyz, %s);\n", reg, src0_param.param_str); /* Dependent read, not valid with conditional NP2 */ shader_glsl_get_sample_function(ins->ctx, reg, 0, &sample_function); /* Sample the texture using the calculated coordinates */ shader_glsl_gen_sample_code(ins, reg, &sample_function, WINED3DSP_NOSWIZZLE, NULL, NULL, NULL, "tmp0.xyz"); tex_mx->current_row = 0; } /** Process the WINED3DSIO_TEXM3X3 instruction in GLSL * Perform the 3rd row of a 3x3 matrix multiply */ static void shader_glsl_texm3x3(const struct wined3d_shader_instruction *ins) { DWORD src_mask = WINED3DSP_WRITEMASK_0 | WINED3DSP_WRITEMASK_1 | WINED3DSP_WRITEMASK_2; struct wined3d_shader_tex_mx *tex_mx = ins->ctx->tex_mx; struct glsl_src_param src0_param; char dst_mask[6]; DWORD reg = ins->dst[0].reg.idx; shader_glsl_add_src_param(ins, &ins->src[0], src_mask, &src0_param); shader_glsl_append_dst(ins->ctx->buffer, ins); shader_glsl_get_write_mask(&ins->dst[0], dst_mask); shader_addline(ins->ctx->buffer, "vec4(tmp0.xy, dot(T%u.xyz, %s), 1.0)%s);\n", reg, src0_param.param_str, dst_mask); tex_mx->current_row = 0; } /* Process the WINED3DSIO_TEXM3X3SPEC instruction in GLSL * Perform the final texture lookup based on the previous 2 3x3 matrix multiplies */ static void shader_glsl_texm3x3spec(const struct wined3d_shader_instruction *ins) { struct glsl_src_param src0_param; struct glsl_src_param src1_param; DWORD reg = ins->dst[0].reg.idx; struct wined3d_shader_buffer *buffer = ins->ctx->buffer; struct wined3d_shader_tex_mx *tex_mx = ins->ctx->tex_mx; DWORD src_mask = WINED3DSP_WRITEMASK_0 | WINED3DSP_WRITEMASK_1 | WINED3DSP_WRITEMASK_2; struct glsl_sample_function sample_function; char coord_mask[6]; shader_glsl_add_src_param(ins, &ins->src[0], src_mask, &src0_param); shader_glsl_add_src_param(ins, &ins->src[1], src_mask, &src1_param); /* Perform the last matrix multiply operation */ shader_addline(buffer, "tmp0.z = dot(T%u.xyz, %s);\n", reg, src0_param.param_str); /* Reflection calculation */ shader_addline(buffer, "tmp0.xyz = -reflect((%s), normalize(tmp0.xyz));\n", src1_param.param_str); /* Dependent read, not valid with conditional NP2 */ shader_glsl_get_sample_function(ins->ctx, reg, 0, &sample_function); shader_glsl_write_mask_to_str(sample_function.coord_mask, coord_mask); /* Sample the texture */ shader_glsl_gen_sample_code(ins, reg, &sample_function, WINED3DSP_NOSWIZZLE, NULL, NULL, NULL, "tmp0%s", coord_mask); tex_mx->current_row = 0; } /* Process the WINED3DSIO_TEXM3X3VSPEC instruction in GLSL * Perform the final texture lookup based on the previous 2 3x3 matrix multiplies */ static void shader_glsl_texm3x3vspec(const struct wined3d_shader_instruction *ins) { DWORD reg = ins->dst[0].reg.idx; struct wined3d_shader_buffer *buffer = ins->ctx->buffer; struct wined3d_shader_tex_mx *tex_mx = ins->ctx->tex_mx; DWORD src_mask = WINED3DSP_WRITEMASK_0 | WINED3DSP_WRITEMASK_1 | WINED3DSP_WRITEMASK_2; struct glsl_sample_function sample_function; struct glsl_src_param src0_param; char coord_mask[6]; shader_glsl_add_src_param(ins, &ins->src[0], src_mask, &src0_param); /* Perform the last matrix multiply operation */ shader_addline(buffer, "tmp0.z = dot(vec3(T%u), vec3(%s));\n", reg, src0_param.param_str); /* Construct the eye-ray vector from w coordinates */ shader_addline(buffer, "tmp1.xyz = normalize(vec3(gl_TexCoord[%u].w, gl_TexCoord[%u].w, gl_TexCoord[%u].w));\n", tex_mx->texcoord_w[0], tex_mx->texcoord_w[1], reg); shader_addline(buffer, "tmp0.xyz = -reflect(tmp1.xyz, normalize(tmp0.xyz));\n"); /* Dependent read, not valid with conditional NP2 */ shader_glsl_get_sample_function(ins->ctx, reg, 0, &sample_function); shader_glsl_write_mask_to_str(sample_function.coord_mask, coord_mask); /* Sample the texture using the calculated coordinates */ shader_glsl_gen_sample_code(ins, reg, &sample_function, WINED3DSP_NOSWIZZLE, NULL, NULL, NULL, "tmp0%s", coord_mask); tex_mx->current_row = 0; } /** Process the WINED3DSIO_TEXBEM instruction in GLSL. * Apply a fake bump map transform. * texbem is pshader <= 1.3 only, this saves a few version checks */ static void shader_glsl_texbem(const struct wined3d_shader_instruction *ins) { const struct shader_glsl_ctx_priv *priv = ins->ctx->backend_data; struct glsl_sample_function sample_function; struct glsl_src_param coord_param; DWORD sampler_idx; DWORD mask; DWORD flags; char coord_mask[6]; sampler_idx = ins->dst[0].reg.idx; flags = (priv->cur_ps_args->tex_transform >> sampler_idx * WINED3D_PSARGS_TEXTRANSFORM_SHIFT) & WINED3D_PSARGS_TEXTRANSFORM_MASK; /* Dependent read, not valid with conditional NP2 */ shader_glsl_get_sample_function(ins->ctx, sampler_idx, 0, &sample_function); mask = sample_function.coord_mask; shader_glsl_write_mask_to_str(mask, coord_mask); /* With projected textures, texbem only divides the static texture coord, * not the displacement, so we can't let GL handle this. */ if (flags & WINED3D_PSARGS_PROJECTED) { DWORD div_mask=0; char coord_div_mask[3]; switch (flags & ~WINED3D_PSARGS_PROJECTED) { case WINED3D_TTFF_COUNT1: FIXME("WINED3D_TTFF_PROJECTED with WINED3D_TTFF_COUNT1?\n"); break; case WINED3D_TTFF_COUNT2: div_mask = WINED3DSP_WRITEMASK_1; break; case WINED3D_TTFF_COUNT3: div_mask = WINED3DSP_WRITEMASK_2; break; case WINED3D_TTFF_COUNT4: case WINED3D_TTFF_DISABLE: div_mask = WINED3DSP_WRITEMASK_3; break; } shader_glsl_write_mask_to_str(div_mask, coord_div_mask); shader_addline(ins->ctx->buffer, "T%u%s /= T%u%s;\n", sampler_idx, coord_mask, sampler_idx, coord_div_mask); } shader_glsl_add_src_param(ins, &ins->src[0], WINED3DSP_WRITEMASK_0 | WINED3DSP_WRITEMASK_1, &coord_param); shader_glsl_gen_sample_code(ins, sampler_idx, &sample_function, WINED3DSP_NOSWIZZLE, NULL, NULL, NULL, "T%u%s + vec4(bumpenvmat%d * %s, 0.0, 0.0)%s", sampler_idx, coord_mask, sampler_idx, coord_param.param_str, coord_mask); if (ins->handler_idx == WINED3DSIH_TEXBEML) { struct glsl_src_param luminance_param; struct glsl_dst_param dst_param; shader_glsl_add_src_param(ins, &ins->src[0], WINED3DSP_WRITEMASK_2, &luminance_param); shader_glsl_add_dst_param(ins, &ins->dst[0], &dst_param); shader_addline(ins->ctx->buffer, "%s%s *= (%s * luminancescale%d + luminanceoffset%d);\n", dst_param.reg_name, dst_param.mask_str, luminance_param.param_str, sampler_idx, sampler_idx); } } static void shader_glsl_bem(const struct wined3d_shader_instruction *ins) { struct glsl_src_param src0_param, src1_param; DWORD sampler_idx = ins->dst[0].reg.idx; shader_glsl_add_src_param(ins, &ins->src[0], WINED3DSP_WRITEMASK_0 | WINED3DSP_WRITEMASK_1, &src0_param); shader_glsl_add_src_param(ins, &ins->src[1], WINED3DSP_WRITEMASK_0 | WINED3DSP_WRITEMASK_1, &src1_param); shader_glsl_append_dst(ins->ctx->buffer, ins); shader_addline(ins->ctx->buffer, "%s + bumpenvmat%d * %s);\n", src0_param.param_str, sampler_idx, src1_param.param_str); } /** Process the WINED3DSIO_TEXREG2AR instruction in GLSL * Sample 2D texture at dst using the alpha & red (wx) components of src as texture coordinates */ static void shader_glsl_texreg2ar(const struct wined3d_shader_instruction *ins) { struct glsl_sample_function sample_function; struct glsl_src_param src0_param; DWORD sampler_idx = ins->dst[0].reg.idx; shader_glsl_add_src_param(ins, &ins->src[0], WINED3DSP_WRITEMASK_ALL, &src0_param); shader_glsl_get_sample_function(ins->ctx, sampler_idx, 0, &sample_function); shader_glsl_gen_sample_code(ins, sampler_idx, &sample_function, WINED3DSP_NOSWIZZLE, NULL, NULL, NULL, "%s.wx", src0_param.reg_name); } /** Process the WINED3DSIO_TEXREG2GB instruction in GLSL * Sample 2D texture at dst using the green & blue (yz) components of src as texture coordinates */ static void shader_glsl_texreg2gb(const struct wined3d_shader_instruction *ins) { struct glsl_sample_function sample_function; struct glsl_src_param src0_param; DWORD sampler_idx = ins->dst[0].reg.idx; shader_glsl_add_src_param(ins, &ins->src[0], WINED3DSP_WRITEMASK_ALL, &src0_param); shader_glsl_get_sample_function(ins->ctx, sampler_idx, 0, &sample_function); shader_glsl_gen_sample_code(ins, sampler_idx, &sample_function, WINED3DSP_NOSWIZZLE, NULL, NULL, NULL, "%s.yz", src0_param.reg_name); } /** Process the WINED3DSIO_TEXREG2RGB instruction in GLSL * Sample texture at dst using the rgb (xyz) components of src as texture coordinates */ static void shader_glsl_texreg2rgb(const struct wined3d_shader_instruction *ins) { struct glsl_sample_function sample_function; struct glsl_src_param src0_param; DWORD sampler_idx = ins->dst[0].reg.idx; /* Dependent read, not valid with conditional NP2 */ shader_glsl_get_sample_function(ins->ctx, sampler_idx, 0, &sample_function); shader_glsl_add_src_param(ins, &ins->src[0], sample_function.coord_mask, &src0_param); shader_glsl_gen_sample_code(ins, sampler_idx, &sample_function, WINED3DSP_NOSWIZZLE, NULL, NULL, NULL, "%s", src0_param.param_str); } /** Process the WINED3DSIO_TEXKILL instruction in GLSL. * If any of the first 3 components are < 0, discard this pixel */ static void shader_glsl_texkill(const struct wined3d_shader_instruction *ins) { struct glsl_dst_param dst_param; /* The argument is a destination parameter, and no writemasks are allowed */ shader_glsl_add_dst_param(ins, &ins->dst[0], &dst_param); if (ins->ctx->reg_maps->shader_version.major >= 2) { /* 2.0 shaders compare all 4 components in texkill */ shader_addline(ins->ctx->buffer, "if (any(lessThan(%s.xyzw, vec4(0.0)))) discard;\n", dst_param.reg_name); } else { /* 1.X shaders only compare the first 3 components, probably due to the nature of the texkill * instruction as a tex* instruction, and phase, which kills all a / w components. Even if all * 4 components are defined, only the first 3 are used */ shader_addline(ins->ctx->buffer, "if (any(lessThan(%s.xyz, vec3(0.0)))) discard;\n", dst_param.reg_name); } } /** Process the WINED3DSIO_DP2ADD instruction in GLSL. * dst = dot2(src0, src1) + src2 */ static void shader_glsl_dp2add(const struct wined3d_shader_instruction *ins) { struct glsl_src_param src0_param; struct glsl_src_param src1_param; struct glsl_src_param src2_param; DWORD write_mask; unsigned int mask_size; write_mask = shader_glsl_append_dst(ins->ctx->buffer, ins); mask_size = shader_glsl_get_write_mask_size(write_mask); shader_glsl_add_src_param(ins, &ins->src[0], WINED3DSP_WRITEMASK_0 | WINED3DSP_WRITEMASK_1, &src0_param); shader_glsl_add_src_param(ins, &ins->src[1], WINED3DSP_WRITEMASK_0 | WINED3DSP_WRITEMASK_1, &src1_param); shader_glsl_add_src_param(ins, &ins->src[2], WINED3DSP_WRITEMASK_0, &src2_param); if (mask_size > 1) { shader_addline(ins->ctx->buffer, "vec%d(dot(%s, %s) + %s));\n", mask_size, src0_param.param_str, src1_param.param_str, src2_param.param_str); } else { shader_addline(ins->ctx->buffer, "dot(%s, %s) + %s);\n", src0_param.param_str, src1_param.param_str, src2_param.param_str); } } static void shader_glsl_input_pack(const struct wined3d_shader *shader, struct wined3d_shader_buffer *buffer, const struct wined3d_shader_signature_element *input_signature, const struct wined3d_shader_reg_maps *reg_maps, enum vertexprocessing_mode vertexprocessing) { WORD map = reg_maps->input_registers; unsigned int i; for (i = 0; map; map >>= 1, ++i) { const char *semantic_name; UINT semantic_idx; char reg_mask[6]; /* Unused */ if (!(map & 1)) continue; semantic_name = input_signature[i].semantic_name; semantic_idx = input_signature[i].semantic_idx; shader_glsl_write_mask_to_str(input_signature[i].mask, reg_mask); if (shader_match_semantic(semantic_name, WINED3D_DECL_USAGE_TEXCOORD)) { if (semantic_idx < 8 && vertexprocessing == pretransformed) shader_addline(buffer, "ps_in[%u]%s = gl_TexCoord[%u]%s;\n", shader->u.ps.input_reg_map[i], reg_mask, semantic_idx, reg_mask); else shader_addline(buffer, "ps_in[%u]%s = vec4(0.0, 0.0, 0.0, 0.0)%s;\n", shader->u.ps.input_reg_map[i], reg_mask, reg_mask); } else if (shader_match_semantic(semantic_name, WINED3D_DECL_USAGE_COLOR)) { if (!semantic_idx) shader_addline(buffer, "ps_in[%u]%s = vec4(gl_Color)%s;\n", shader->u.ps.input_reg_map[i], reg_mask, reg_mask); else if (semantic_idx == 1) shader_addline(buffer, "ps_in[%u]%s = vec4(gl_SecondaryColor)%s;\n", shader->u.ps.input_reg_map[i], reg_mask, reg_mask); else shader_addline(buffer, "ps_in[%u]%s = vec4(0.0, 0.0, 0.0, 0.0)%s;\n", shader->u.ps.input_reg_map[i], reg_mask, reg_mask); } else { shader_addline(buffer, "ps_in[%u]%s = vec4(0.0, 0.0, 0.0, 0.0)%s;\n", shader->u.ps.input_reg_map[i], reg_mask, reg_mask); } } } /********************************************* * Vertex Shader Specific Code begins here ********************************************/ static void add_glsl_program_entry(struct shader_glsl_priv *priv, struct glsl_shader_prog_link *entry) { struct glsl_program_key key; key.vshader = entry->vshader; key.pshader = entry->pshader; key.vs_args = entry->vs_args; key.ps_args = entry->ps_args; if (wine_rb_put(&priv->program_lookup, &key, &entry->program_lookup_entry) == -1) { ERR("Failed to insert program entry.\n"); } } static struct glsl_shader_prog_link *get_glsl_program_entry(const struct shader_glsl_priv *priv, const struct wined3d_shader *vshader, const struct wined3d_shader *pshader, const struct vs_compile_args *vs_args, const struct ps_compile_args *ps_args) { struct wine_rb_entry *entry; struct glsl_program_key key; key.vshader = vshader; key.pshader = pshader; key.vs_args = *vs_args; key.ps_args = *ps_args; entry = wine_rb_get(&priv->program_lookup, &key); return entry ? WINE_RB_ENTRY_VALUE(entry, struct glsl_shader_prog_link, program_lookup_entry) : NULL; } /* GL locking is done by the caller */ static void delete_glsl_program_entry(struct shader_glsl_priv *priv, const struct wined3d_gl_info *gl_info, struct glsl_shader_prog_link *entry) { struct glsl_program_key key; key.vshader = entry->vshader; key.pshader = entry->pshader; key.vs_args = entry->vs_args; key.ps_args = entry->ps_args; wine_rb_remove(&priv->program_lookup, &key); GL_EXTCALL(glDeleteObjectARB(entry->programId)); if (entry->vshader) list_remove(&entry->vshader_entry); if (entry->pshader) list_remove(&entry->pshader_entry); HeapFree(GetProcessHeap(), 0, entry->vuniformF_locations); HeapFree(GetProcessHeap(), 0, entry->puniformF_locations); HeapFree(GetProcessHeap(), 0, entry); } static void handle_ps3_input(struct wined3d_shader_buffer *buffer, const struct wined3d_gl_info *gl_info, const DWORD *map, const struct wined3d_shader_signature_element *input_signature, const struct wined3d_shader_reg_maps *reg_maps_in, const struct wined3d_shader_signature_element *output_signature, const struct wined3d_shader_reg_maps *reg_maps_out) { unsigned int i, j; const char *semantic_name_in; UINT semantic_idx_in; DWORD *set; DWORD in_idx; unsigned int in_count = vec4_varyings(3, gl_info); char reg_mask[6]; char destination[50]; WORD input_map, output_map; set = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*set) * (in_count + 2)); input_map = reg_maps_in->input_registers; for (i = 0; input_map; input_map >>= 1, ++i) { if (!(input_map & 1)) continue; in_idx = map[i]; /* Declared, but not read register */ if (in_idx == ~0U) continue; if (in_idx >= (in_count + 2)) { FIXME("More input varyings declared than supported, expect issues.\n"); continue; } if (in_idx == in_count) sprintf(destination, "gl_FrontColor"); else if (in_idx == in_count + 1) sprintf(destination, "gl_FrontSecondaryColor"); else sprintf(destination, "ps_in[%u]", in_idx); semantic_name_in = input_signature[i].semantic_name; semantic_idx_in = input_signature[i].semantic_idx; set[in_idx] = ~0U; output_map = reg_maps_out->output_registers; for (j = 0; output_map; output_map >>= 1, ++j) { DWORD mask; if (!(output_map & 1) || semantic_idx_in != output_signature[j].semantic_idx || strcmp(semantic_name_in, output_signature[j].semantic_name) || !(mask = input_signature[i].mask & output_signature[j].mask)) continue; set[in_idx] = mask; shader_glsl_write_mask_to_str(mask, reg_mask); shader_addline(buffer, "%s%s = vs_out[%u]%s;\n", destination, reg_mask, j, reg_mask); } } for (i = 0; i < in_count + 2; ++i) { unsigned int size; if (!set[i] || set[i] == WINED3DSP_WRITEMASK_ALL) continue; if (set[i] == ~0U) set[i] = 0; size = 0; if (!(set[i] & WINED3DSP_WRITEMASK_0)) reg_mask[size++] = 'x'; if (!(set[i] & WINED3DSP_WRITEMASK_1)) reg_mask[size++] = 'y'; if (!(set[i] & WINED3DSP_WRITEMASK_2)) reg_mask[size++] = 'z'; if (!(set[i] & WINED3DSP_WRITEMASK_3)) reg_mask[size++] = 'w'; reg_mask[size] = '\0'; if (i == in_count) sprintf(destination, "gl_FrontColor"); else if (i == in_count + 1) sprintf(destination, "gl_FrontSecondaryColor"); else sprintf(destination, "ps_in[%u]", i); if (size == 1) shader_addline(buffer, "%s.%s = 0.0;\n", destination, reg_mask); else shader_addline(buffer, "%s.%s = vec%u(0.0);\n", destination, reg_mask, size); } HeapFree(GetProcessHeap(), 0, set); } /* GL locking is done by the caller */ static GLhandleARB generate_param_reorder_function(struct wined3d_shader_buffer *buffer, const struct wined3d_shader *vs, const struct wined3d_shader *ps, const struct wined3d_gl_info *gl_info) { GLhandleARB ret = 0; DWORD ps_major = ps ? ps->reg_maps.shader_version.major : 0; unsigned int i; const char *semantic_name; UINT semantic_idx; char reg_mask[6]; const struct wined3d_shader_signature_element *output_signature = vs->output_signature; WORD map = vs->reg_maps.output_registers; shader_buffer_clear(buffer); shader_addline(buffer, "#version 120\n"); if (ps_major < 3) { shader_addline(buffer, "void order_ps_input(in vec4 vs_out[%u])\n{\n", vs->limits.packed_output); for (i = 0; map; map >>= 1, ++i) { DWORD write_mask; if (!(map & 1)) continue; semantic_name = output_signature[i].semantic_name; semantic_idx = output_signature[i].semantic_idx; write_mask = output_signature[i].mask; shader_glsl_write_mask_to_str(write_mask, reg_mask); if (shader_match_semantic(semantic_name, WINED3D_DECL_USAGE_COLOR)) { if (!semantic_idx) shader_addline(buffer, "gl_FrontColor%s = vs_out[%u]%s;\n", reg_mask, i, reg_mask); else if (semantic_idx == 1) shader_addline(buffer, "gl_FrontSecondaryColor%s = vs_out[%u]%s;\n", reg_mask, i, reg_mask); } else if (shader_match_semantic(semantic_name, WINED3D_DECL_USAGE_POSITION)) { shader_addline(buffer, "gl_Position%s = vs_out[%u]%s;\n", reg_mask, i, reg_mask); } else if (shader_match_semantic(semantic_name, WINED3D_DECL_USAGE_TEXCOORD)) { if (semantic_idx < 8) { if (!(gl_info->quirks & WINED3D_QUIRK_SET_TEXCOORD_W) || ps_major > 0) write_mask |= WINED3DSP_WRITEMASK_3; shader_addline(buffer, "gl_TexCoord[%u]%s = vs_out[%u]%s;\n", semantic_idx, reg_mask, i, reg_mask); if (!(write_mask & WINED3DSP_WRITEMASK_3)) shader_addline(buffer, "gl_TexCoord[%u].w = 1.0;\n", semantic_idx); } } else if (shader_match_semantic(semantic_name, WINED3D_DECL_USAGE_PSIZE)) { shader_addline(buffer, "gl_PointSize = vs_out[%u].%c;\n", i, reg_mask[1]); } else if (shader_match_semantic(semantic_name, WINED3D_DECL_USAGE_FOG)) { shader_addline(buffer, "gl_FogFragCoord = clamp(vs_out[%u].%c, 0.0, 1.0);\n", i, reg_mask[1]); } } shader_addline(buffer, "}\n"); } else { UINT in_count = min(vec4_varyings(ps_major, gl_info), ps->limits.packed_input); /* This one is tricky: a 3.0 pixel shader reads from a 3.0 vertex shader */ shader_addline(buffer, "varying vec4 ps_in[%u];\n", in_count); shader_addline(buffer, "void order_ps_input(in vec4 vs_out[%u])\n{\n", vs->limits.packed_output); /* First, sort out position and point size. Those are not passed to the pixel shader */ for (i = 0; map; map >>= 1, ++i) { if (!(map & 1)) continue; semantic_name = output_signature[i].semantic_name; shader_glsl_write_mask_to_str(output_signature[i].mask, reg_mask); if (shader_match_semantic(semantic_name, WINED3D_DECL_USAGE_POSITION)) { shader_addline(buffer, "gl_Position%s = vs_out[%u]%s;\n", reg_mask, i, reg_mask); } else if (shader_match_semantic(semantic_name, WINED3D_DECL_USAGE_PSIZE)) { shader_addline(buffer, "gl_PointSize = vs_out[%u].%c;\n", i, reg_mask[1]); } } /* Then, fix the pixel shader input */ handle_ps3_input(buffer, gl_info, ps->u.ps.input_reg_map, ps->input_signature, &ps->reg_maps, output_signature, &vs->reg_maps); shader_addline(buffer, "}\n"); } ret = GL_EXTCALL(glCreateShaderObjectARB(GL_VERTEX_SHADER_ARB)); checkGLcall("glCreateShaderObjectARB(GL_VERTEX_SHADER_ARB)"); shader_glsl_compile(gl_info, ret, buffer->buffer); return ret; } /* GL locking is done by the caller */ static void hardcode_local_constants(const struct wined3d_shader *shader, const struct wined3d_gl_info *gl_info, GLhandleARB programId, const char *prefix) { const struct wined3d_shader_lconst *lconst; GLint tmp_loc; const float *value; char glsl_name[10]; LIST_FOR_EACH_ENTRY(lconst, &shader->constantsF, struct wined3d_shader_lconst, entry) { value = (const float *)lconst->value; snprintf(glsl_name, sizeof(glsl_name), "%s_lc%u", prefix, lconst->idx); tmp_loc = GL_EXTCALL(glGetUniformLocationARB(programId, glsl_name)); GL_EXTCALL(glUniform4fvARB(tmp_loc, 1, value)); } checkGLcall("Hardcoding local constants"); } /* GL locking is done by the caller */ static GLuint shader_glsl_generate_pshader(const struct wined3d_context *context, struct wined3d_shader_buffer *buffer, const struct wined3d_shader *shader, const struct ps_compile_args *args, struct ps_np2fixup_info *np2fixup_info) { const struct wined3d_shader_reg_maps *reg_maps = &shader->reg_maps; const struct wined3d_gl_info *gl_info = context->gl_info; const DWORD *function = shader->function; struct shader_glsl_ctx_priv priv_ctx; /* Create the hw GLSL shader object and assign it as the shader->prgId */ GLhandleARB shader_obj = GL_EXTCALL(glCreateShaderObjectARB(GL_FRAGMENT_SHADER_ARB)); memset(&priv_ctx, 0, sizeof(priv_ctx)); priv_ctx.cur_ps_args = args; priv_ctx.cur_np2fixup_info = np2fixup_info; shader_addline(buffer, "#version 120\n"); if (gl_info->supported[ARB_SHADER_BIT_ENCODING]) shader_addline(buffer, "#extension GL_ARB_shader_bit_encoding : enable\n"); if (gl_info->supported[ARB_SHADER_TEXTURE_LOD]) shader_addline(buffer, "#extension GL_ARB_shader_texture_lod : enable\n"); /* The spec says that it doesn't have to be explicitly enabled, but the * nvidia drivers write a warning if we don't do so. */ if (gl_info->supported[ARB_TEXTURE_RECTANGLE]) shader_addline(buffer, "#extension GL_ARB_texture_rectangle : enable\n"); if (gl_info->supported[EXT_GPU_SHADER4]) shader_addline(buffer, "#extension GL_EXT_gpu_shader4 : enable\n"); /* Base Declarations */ shader_generate_glsl_declarations(context, buffer, shader, reg_maps, &priv_ctx); /* Pack 3.0 inputs */ if (reg_maps->shader_version.major >= 3 && args->vp_mode != vertexshader) shader_glsl_input_pack(shader, buffer, shader->input_signature, reg_maps, args->vp_mode); /* Base Shader Body */ shader_generate_main(shader, buffer, reg_maps, function, &priv_ctx); /* Pixel shaders < 2.0 place the resulting color in R0 implicitly */ if (reg_maps->shader_version.major < 2) { /* Some older cards like GeforceFX ones don't support multiple buffers, so also not gl_FragData */ shader_addline(buffer, "gl_FragData[0] = R0;\n"); } if (args->srgb_correction) { shader_addline(buffer, "tmp0.xyz = pow(gl_FragData[0].xyz, vec3(srgb_const0.x));\n"); shader_addline(buffer, "tmp0.xyz = tmp0.xyz * vec3(srgb_const0.y) - vec3(srgb_const0.z);\n"); shader_addline(buffer, "tmp1.xyz = gl_FragData[0].xyz * vec3(srgb_const0.w);\n"); shader_addline(buffer, "bvec3 srgb_compare = lessThan(gl_FragData[0].xyz, vec3(srgb_const1.x));\n"); shader_addline(buffer, "gl_FragData[0].xyz = mix(tmp0.xyz, tmp1.xyz, vec3(srgb_compare));\n"); shader_addline(buffer, "gl_FragData[0] = clamp(gl_FragData[0], 0.0, 1.0);\n"); } /* Pixel shader < 3.0 do not replace the fog stage. * This implements linear fog computation and blending. * TODO: non linear fog * NOTE: gl_Fog.start and gl_Fog.end don't hold fog start s and end e but * -1/(e-s) and e/(e-s) respectively. */ if (reg_maps->shader_version.major < 3) { switch(args->fog) { case FOG_OFF: break; case FOG_LINEAR: shader_addline(buffer, "float fogstart = -1.0 / (gl_Fog.end - gl_Fog.start);\n"); shader_addline(buffer, "float fogend = gl_Fog.end * -fogstart;\n"); shader_addline(buffer, "float Fog = clamp(gl_FogFragCoord * fogstart + fogend, 0.0, 1.0);\n"); shader_addline(buffer, "gl_FragData[0].xyz = mix(gl_Fog.color.xyz, gl_FragData[0].xyz, Fog);\n"); break; case FOG_EXP: /* Fog = e^(-gl_Fog.density * gl_FogFragCoord) */ shader_addline(buffer, "float Fog = exp(-gl_Fog.density * gl_FogFragCoord);\n"); shader_addline(buffer, "Fog = clamp(Fog, 0.0, 1.0);\n"); shader_addline(buffer, "gl_FragData[0].xyz = mix(gl_Fog.color.xyz, gl_FragData[0].xyz, Fog);\n"); break; case FOG_EXP2: /* Fog = e^(-(gl_Fog.density * gl_FogFragCoord)^2) */ shader_addline(buffer, "float Fog = exp(-gl_Fog.density * gl_Fog.density * gl_FogFragCoord * gl_FogFragCoord);\n"); shader_addline(buffer, "Fog = clamp(Fog, 0.0, 1.0);\n"); shader_addline(buffer, "gl_FragData[0].xyz = mix(gl_Fog.color.xyz, gl_FragData[0].xyz, Fog);\n"); break; } } shader_addline(buffer, "}\n"); TRACE("Compiling shader object %u\n", shader_obj); shader_glsl_compile(gl_info, shader_obj, buffer->buffer); /* Store the shader object */ return shader_obj; } /* GL locking is done by the caller */ static GLuint shader_glsl_generate_vshader(const struct wined3d_context *context, struct wined3d_shader_buffer *buffer, const struct wined3d_shader *shader, const struct vs_compile_args *args) { const struct wined3d_shader_reg_maps *reg_maps = &shader->reg_maps; const struct wined3d_gl_info *gl_info = context->gl_info; const DWORD *function = shader->function; struct shader_glsl_ctx_priv priv_ctx; /* Create the hw GLSL shader program and assign it as the shader->prgId */ GLhandleARB shader_obj = GL_EXTCALL(glCreateShaderObjectARB(GL_VERTEX_SHADER_ARB)); shader_addline(buffer, "#version 120\n"); if (gl_info->supported[ARB_SHADER_BIT_ENCODING]) shader_addline(buffer, "#extension GL_ARB_shader_bit_encoding : enable\n"); if (gl_info->supported[EXT_GPU_SHADER4]) shader_addline(buffer, "#extension GL_EXT_gpu_shader4 : enable\n"); memset(&priv_ctx, 0, sizeof(priv_ctx)); priv_ctx.cur_vs_args = args; /* Base Declarations */ shader_generate_glsl_declarations(context, buffer, shader, reg_maps, &priv_ctx); /* Base Shader Body */ shader_generate_main(shader, buffer, reg_maps, function, &priv_ctx); /* Unpack outputs */ shader_addline(buffer, "order_ps_input(vs_out);\n"); /* The D3DRS_FOGTABLEMODE render state defines if the shader-generated fog coord is used * or if the fragment depth is used. If the fragment depth is used(FOGTABLEMODE != NONE), * the fog frag coord is thrown away. If the fog frag coord is used, but not written by * the shader, it is set to 0.0(fully fogged, since start = 1.0, end = 0.0) */ if (args->fog_src == VS_FOG_Z) shader_addline(buffer, "gl_FogFragCoord = gl_Position.z;\n"); else if (!reg_maps->fog) shader_addline(buffer, "gl_FogFragCoord = 0.0;\n"); /* We always store the clipplanes without y inversion */ if (args->clip_enabled) shader_addline(buffer, "gl_ClipVertex = gl_Position;\n"); /* Write the final position. * * OpenGL coordinates specify the center of the pixel while d3d coords specify * the corner. The offsets are stored in z and w in posFixup. posFixup.y contains * 1.0 or -1.0 to turn the rendering upside down for offscreen rendering. PosFixup.x * contains 1.0 to allow a mad. */ shader_addline(buffer, "gl_Position.y = gl_Position.y * posFixup.y;\n"); shader_addline(buffer, "gl_Position.xy += posFixup.zw * gl_Position.ww;\n"); /* Z coord [0;1]->[-1;1] mapping, see comment in transform_projection in state.c * * Basically we want (in homogeneous coordinates) z = z * 2 - 1. However, shaders are run * before the homogeneous divide, so we have to take the w into account: z = ((z / w) * 2 - 1) * w, * which is the same as z = z * 2 - w. */ shader_addline(buffer, "gl_Position.z = gl_Position.z * 2.0 - gl_Position.w;\n"); shader_addline(buffer, "}\n"); TRACE("Compiling shader object %u\n", shader_obj); shader_glsl_compile(gl_info, shader_obj, buffer->buffer); return shader_obj; } static GLhandleARB find_glsl_pshader(const struct wined3d_context *context, struct wined3d_shader_buffer *buffer, struct wined3d_shader *shader, const struct ps_compile_args *args, const struct ps_np2fixup_info **np2fixup_info) { struct wined3d_state *state = &shader->device->stateBlock->state; struct glsl_ps_compiled_shader *gl_shaders, *new_array; struct glsl_shader_private *shader_data; struct ps_np2fixup_info *np2fixup; UINT i; DWORD new_size; GLhandleARB ret; if (!shader->backend_data) { shader->backend_data = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*shader_data)); if (!shader->backend_data) { ERR("Failed to allocate backend data.\n"); return 0; } } shader_data = shader->backend_data; gl_shaders = shader_data->gl_shaders.ps; /* Usually we have very few GL shaders for each d3d shader(just 1 or maybe 2), * so a linear search is more performant than a hashmap or a binary search * (cache coherency etc) */ for (i = 0; i < shader_data->num_gl_shaders; ++i) { if (!memcmp(&gl_shaders[i].args, args, sizeof(*args))) { if (args->np2_fixup) *np2fixup_info = &gl_shaders[i].np2fixup; return gl_shaders[i].prgId; } } TRACE("No matching GL shader found for shader %p, compiling a new shader.\n", shader); if(shader_data->shader_array_size == shader_data->num_gl_shaders) { if (shader_data->num_gl_shaders) { new_size = shader_data->shader_array_size + max(1, shader_data->shader_array_size / 2); new_array = HeapReAlloc(GetProcessHeap(), 0, shader_data->gl_shaders.ps, new_size * sizeof(*gl_shaders)); } else { new_array = HeapAlloc(GetProcessHeap(), 0, sizeof(*gl_shaders)); new_size = 1; } if(!new_array) { ERR("Out of memory\n"); return 0; } shader_data->gl_shaders.ps = new_array; shader_data->shader_array_size = new_size; gl_shaders = new_array; } gl_shaders[shader_data->num_gl_shaders].args = *args; np2fixup = &gl_shaders[shader_data->num_gl_shaders].np2fixup; memset(np2fixup, 0, sizeof(*np2fixup)); *np2fixup_info = args->np2_fixup ? np2fixup : NULL; pixelshader_update_samplers(&shader->reg_maps, state->textures); shader_buffer_clear(buffer); ret = shader_glsl_generate_pshader(context, buffer, shader, args, np2fixup); gl_shaders[shader_data->num_gl_shaders++].prgId = ret; return ret; } static inline BOOL vs_args_equal(const struct vs_compile_args *stored, const struct vs_compile_args *new, const DWORD use_map) { if((stored->swizzle_map & use_map) != new->swizzle_map) return FALSE; if((stored->clip_enabled) != new->clip_enabled) return FALSE; return stored->fog_src == new->fog_src; } static GLhandleARB find_glsl_vshader(const struct wined3d_context *context, struct wined3d_shader_buffer *buffer, struct wined3d_shader *shader, const struct vs_compile_args *args) { UINT i; DWORD new_size; DWORD use_map = shader->device->strided_streams.use_map; struct glsl_vs_compiled_shader *gl_shaders, *new_array; struct glsl_shader_private *shader_data; GLhandleARB ret; if (!shader->backend_data) { shader->backend_data = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*shader_data)); if (!shader->backend_data) { ERR("Failed to allocate backend data.\n"); return 0; } } shader_data = shader->backend_data; gl_shaders = shader_data->gl_shaders.vs; /* Usually we have very few GL shaders for each d3d shader(just 1 or maybe 2), * so a linear search is more performant than a hashmap or a binary search * (cache coherency etc) */ for (i = 0; i < shader_data->num_gl_shaders; ++i) { if (vs_args_equal(&gl_shaders[i].args, args, use_map)) return gl_shaders[i].prgId; } TRACE("No matching GL shader found for shader %p, compiling a new shader.\n", shader); if(shader_data->shader_array_size == shader_data->num_gl_shaders) { if (shader_data->num_gl_shaders) { new_size = shader_data->shader_array_size + max(1, shader_data->shader_array_size / 2); new_array = HeapReAlloc(GetProcessHeap(), 0, shader_data->gl_shaders.vs, new_size * sizeof(*gl_shaders)); } else { new_array = HeapAlloc(GetProcessHeap(), 0, sizeof(*gl_shaders)); new_size = 1; } if(!new_array) { ERR("Out of memory\n"); return 0; } shader_data->gl_shaders.vs = new_array; shader_data->shader_array_size = new_size; gl_shaders = new_array; } gl_shaders[shader_data->num_gl_shaders].args = *args; shader_buffer_clear(buffer); ret = shader_glsl_generate_vshader(context, buffer, shader, args); gl_shaders[shader_data->num_gl_shaders++].prgId = ret; return ret; } /** Sets the GLSL program ID for the given pixel and vertex shader combination. * It sets the programId on the current StateBlock (because it should be called * inside of the DrawPrimitive() part of the render loop). * * If a program for the given combination does not exist, create one, and store * the program in the hash table. If it creates a program, it will link the * given objects, too. */ /* GL locking is done by the caller */ static void set_glsl_shader_program(const struct wined3d_context *context, struct wined3d_device *device, BOOL use_ps, BOOL use_vs) { const struct wined3d_state *state = &device->stateBlock->state; struct wined3d_shader *vshader = use_vs ? state->vertex_shader : NULL; struct wined3d_shader *pshader = use_ps ? state->pixel_shader : NULL; const struct wined3d_gl_info *gl_info = context->gl_info; struct shader_glsl_priv *priv = device->shader_priv; struct glsl_shader_prog_link *entry = NULL; GLhandleARB programId = 0; GLhandleARB reorder_shader_id = 0; unsigned int i; char glsl_name[10]; struct ps_compile_args ps_compile_args; struct vs_compile_args vs_compile_args; if (vshader) find_vs_compile_args(state, vshader, &vs_compile_args); if (pshader) find_ps_compile_args(state, pshader, &ps_compile_args); entry = get_glsl_program_entry(priv, vshader, pshader, &vs_compile_args, &ps_compile_args); if (entry) { priv->glsl_program = entry; return; } /* If we get to this point, then no matching program exists, so we create one */ programId = GL_EXTCALL(glCreateProgramObjectARB()); TRACE("Created new GLSL shader program %u\n", programId); /* Create the entry */ entry = HeapAlloc(GetProcessHeap(), 0, sizeof(struct glsl_shader_prog_link)); entry->programId = programId; entry->vshader = vshader; entry->pshader = pshader; entry->vs_args = vs_compile_args; entry->ps_args = ps_compile_args; entry->constant_version = 0; entry->np2Fixup_info = NULL; /* Add the hash table entry */ add_glsl_program_entry(priv, entry); /* Set the current program */ priv->glsl_program = entry; /* Attach GLSL vshader */ if (vshader) { GLhandleARB vshader_id = find_glsl_vshader(context, &priv->shader_buffer, vshader, &vs_compile_args); WORD map = vshader->reg_maps.input_registers; char tmp_name[10]; reorder_shader_id = generate_param_reorder_function(&priv->shader_buffer, vshader, pshader, gl_info); TRACE("Attaching GLSL shader object %u to program %u\n", reorder_shader_id, programId); GL_EXTCALL(glAttachObjectARB(programId, reorder_shader_id)); checkGLcall("glAttachObjectARB"); /* Flag the reorder function for deletion, then it will be freed automatically when the program * is destroyed */ GL_EXTCALL(glDeleteObjectARB(reorder_shader_id)); TRACE("Attaching GLSL shader object %u to program %u\n", vshader_id, programId); GL_EXTCALL(glAttachObjectARB(programId, vshader_id)); checkGLcall("glAttachObjectARB"); /* Bind vertex attributes to a corresponding index number to match * the same index numbers as ARB_vertex_programs (makes loading * vertex attributes simpler). With this method, we can use the * exact same code to load the attributes later for both ARB and * GLSL shaders. * * We have to do this here because we need to know the Program ID * in order to make the bindings work, and it has to be done prior * to linking the GLSL program. */ for (i = 0; map; map >>= 1, ++i) { if (!(map & 1)) continue; snprintf(tmp_name, sizeof(tmp_name), "vs_in%u", i); GL_EXTCALL(glBindAttribLocationARB(programId, i, tmp_name)); } checkGLcall("glBindAttribLocationARB"); list_add_head(&vshader->linked_programs, &entry->vshader_entry); } /* Attach GLSL pshader */ if (pshader) { GLhandleARB pshader_id = find_glsl_pshader(context, &priv->shader_buffer, pshader, &ps_compile_args, &entry->np2Fixup_info); TRACE("Attaching GLSL shader object %u to program %u\n", pshader_id, programId); GL_EXTCALL(glAttachObjectARB(programId, pshader_id)); checkGLcall("glAttachObjectARB"); list_add_head(&pshader->linked_programs, &entry->pshader_entry); } /* Link the program */ TRACE("Linking GLSL shader program %u\n", programId); GL_EXTCALL(glLinkProgramARB(programId)); shader_glsl_validate_link(gl_info, programId); entry->vuniformF_locations = HeapAlloc(GetProcessHeap(), 0, sizeof(GLhandleARB) * gl_info->limits.glsl_vs_float_constants); for (i = 0; i < gl_info->limits.glsl_vs_float_constants; ++i) { snprintf(glsl_name, sizeof(glsl_name), "vs_c[%u]", i); entry->vuniformF_locations[i] = GL_EXTCALL(glGetUniformLocationARB(programId, glsl_name)); } for (i = 0; i < MAX_CONST_I; ++i) { snprintf(glsl_name, sizeof(glsl_name), "vs_i[%u]", i); entry->vuniformI_locations[i] = GL_EXTCALL(glGetUniformLocationARB(programId, glsl_name)); } entry->puniformF_locations = HeapAlloc(GetProcessHeap(), 0, sizeof(GLhandleARB) * gl_info->limits.glsl_ps_float_constants); for (i = 0; i < gl_info->limits.glsl_ps_float_constants; ++i) { snprintf(glsl_name, sizeof(glsl_name), "ps_c[%u]", i); entry->puniformF_locations[i] = GL_EXTCALL(glGetUniformLocationARB(programId, glsl_name)); } for (i = 0; i < MAX_CONST_I; ++i) { snprintf(glsl_name, sizeof(glsl_name), "ps_i[%u]", i); entry->puniformI_locations[i] = GL_EXTCALL(glGetUniformLocationARB(programId, glsl_name)); } if(pshader) { char name[32]; for(i = 0; i < MAX_TEXTURES; i++) { sprintf(name, "bumpenvmat%u", i); entry->bumpenvmat_location[i] = GL_EXTCALL(glGetUniformLocationARB(programId, name)); sprintf(name, "luminancescale%u", i); entry->luminancescale_location[i] = GL_EXTCALL(glGetUniformLocationARB(programId, name)); sprintf(name, "luminanceoffset%u", i); entry->luminanceoffset_location[i] = GL_EXTCALL(glGetUniformLocationARB(programId, name)); } if (ps_compile_args.np2_fixup) { if (entry->np2Fixup_info) entry->np2Fixup_location = GL_EXTCALL(glGetUniformLocationARB(programId, "ps_samplerNP2Fixup")); else FIXME("NP2 texcoord fixup needed for this pixelshader, but no fixup uniform found.\n"); } } entry->posFixup_location = GL_EXTCALL(glGetUniformLocationARB(programId, "posFixup")); entry->ycorrection_location = GL_EXTCALL(glGetUniformLocationARB(programId, "ycorrection")); checkGLcall("Find glsl program uniform locations"); if (pshader && pshader->reg_maps.shader_version.major >= 3 && pshader->u.ps.declared_in_count > vec4_varyings(3, gl_info)) { TRACE("Shader %d needs vertex color clamping disabled\n", programId); entry->vertex_color_clamp = GL_FALSE; } else { entry->vertex_color_clamp = GL_FIXED_ONLY_ARB; } /* Set the shader to allow uniform loading on it */ GL_EXTCALL(glUseProgramObjectARB(programId)); checkGLcall("glUseProgramObjectARB(programId)"); /* Load the vertex and pixel samplers now. The function that finds the mappings makes sure * that it stays the same for each vertexshader-pixelshader pair(=linked glsl program). If * a pshader with fixed function pipeline is used there are no vertex samplers, and if a * vertex shader with fixed function pixel processing is used we make sure that the card * supports enough samplers to allow the max number of vertex samplers with all possible * fixed function fragment processing setups. So once the program is linked these samplers * won't change. */ if (vshader) shader_glsl_load_vsamplers(gl_info, device->texUnitMap, programId); if (pshader) shader_glsl_load_psamplers(gl_info, device->texUnitMap, programId); /* If the local constants do not have to be loaded with the environment constants, * load them now to have them hardcoded in the GLSL program. This saves some CPU cycles * later */ if (pshader && !pshader->load_local_constsF) hardcode_local_constants(pshader, gl_info, programId, "ps"); if (vshader && !vshader->load_local_constsF) hardcode_local_constants(vshader, gl_info, programId, "vs"); } /* GL locking is done by the caller */ static GLhandleARB create_glsl_blt_shader(const struct wined3d_gl_info *gl_info, enum tex_types tex_type, BOOL masked) { GLhandleARB program_id; GLhandleARB vshader_id, pshader_id; const char *blt_pshader; static const char *blt_vshader = "#version 120\n" "void main(void)\n" "{\n" " gl_Position = gl_Vertex;\n" " gl_FrontColor = vec4(1.0);\n" " gl_TexCoord[0] = gl_MultiTexCoord0;\n" "}\n"; static const char * const blt_pshaders_full[tex_type_count] = { /* tex_1d */ NULL, /* tex_2d */ "#version 120\n" "uniform sampler2D sampler;\n" "void main(void)\n" "{\n" " gl_FragDepth = texture2D(sampler, gl_TexCoord[0].xy).x;\n" "}\n", /* tex_3d */ NULL, /* tex_cube */ "#version 120\n" "uniform samplerCube sampler;\n" "void main(void)\n" "{\n" " gl_FragDepth = textureCube(sampler, gl_TexCoord[0].xyz).x;\n" "}\n", /* tex_rect */ "#version 120\n" "#extension GL_ARB_texture_rectangle : enable\n" "uniform sampler2DRect sampler;\n" "void main(void)\n" "{\n" " gl_FragDepth = texture2DRect(sampler, gl_TexCoord[0].xy).x;\n" "}\n", }; static const char * const blt_pshaders_masked[tex_type_count] = { /* tex_1d */ NULL, /* tex_2d */ "#version 120\n" "uniform sampler2D sampler;\n" "uniform vec4 mask;\n" "void main(void)\n" "{\n" " if (all(lessThan(gl_FragCoord.xy, mask.zw))) discard;\n" " gl_FragDepth = texture2D(sampler, gl_TexCoord[0].xy).x;\n" "}\n", /* tex_3d */ NULL, /* tex_cube */ "#version 120\n" "uniform samplerCube sampler;\n" "uniform vec4 mask;\n" "void main(void)\n" "{\n" " if (all(lessThan(gl_FragCoord.xy, mask.zw))) discard;\n" " gl_FragDepth = textureCube(sampler, gl_TexCoord[0].xyz).x;\n" "}\n", /* tex_rect */ "#version 120\n" "#extension GL_ARB_texture_rectangle : enable\n" "uniform sampler2DRect sampler;\n" "uniform vec4 mask;\n" "void main(void)\n" "{\n" " if (all(lessThan(gl_FragCoord.xy, mask.zw))) discard;\n" " gl_FragDepth = texture2DRect(sampler, gl_TexCoord[0].xy).x;\n" "}\n", }; blt_pshader = masked ? blt_pshaders_masked[tex_type] : blt_pshaders_full[tex_type]; if (!blt_pshader) { FIXME("tex_type %#x not supported\n", tex_type); return 0; } vshader_id = GL_EXTCALL(glCreateShaderObjectARB(GL_VERTEX_SHADER_ARB)); shader_glsl_compile(gl_info, vshader_id, blt_vshader); pshader_id = GL_EXTCALL(glCreateShaderObjectARB(GL_FRAGMENT_SHADER_ARB)); shader_glsl_compile(gl_info, pshader_id, blt_pshader); program_id = GL_EXTCALL(glCreateProgramObjectARB()); GL_EXTCALL(glAttachObjectARB(program_id, vshader_id)); GL_EXTCALL(glAttachObjectARB(program_id, pshader_id)); GL_EXTCALL(glLinkProgramARB(program_id)); shader_glsl_validate_link(gl_info, program_id); /* Once linked we can mark the shaders for deletion. They will be deleted once the program * is destroyed */ GL_EXTCALL(glDeleteObjectARB(vshader_id)); GL_EXTCALL(glDeleteObjectARB(pshader_id)); return program_id; } /* GL locking is done by the caller */ static void shader_glsl_select(const struct wined3d_context *context, BOOL usePS, BOOL useVS) { const struct wined3d_gl_info *gl_info = context->gl_info; struct wined3d_device *device = context->swapchain->device; struct shader_glsl_priv *priv = device->shader_priv; GLhandleARB program_id = 0; GLenum old_vertex_color_clamp, current_vertex_color_clamp; old_vertex_color_clamp = priv->glsl_program ? priv->glsl_program->vertex_color_clamp : GL_FIXED_ONLY_ARB; if (useVS || usePS) set_glsl_shader_program(context, device, usePS, useVS); else priv->glsl_program = NULL; current_vertex_color_clamp = priv->glsl_program ? priv->glsl_program->vertex_color_clamp : GL_FIXED_ONLY_ARB; if (old_vertex_color_clamp != current_vertex_color_clamp) { if (gl_info->supported[ARB_COLOR_BUFFER_FLOAT]) { GL_EXTCALL(glClampColorARB(GL_CLAMP_VERTEX_COLOR_ARB, current_vertex_color_clamp)); checkGLcall("glClampColorARB"); } else { FIXME("vertex color clamp needs to be changed, but extension not supported.\n"); } } program_id = priv->glsl_program ? priv->glsl_program->programId : 0; if (program_id) TRACE("Using GLSL program %u\n", program_id); GL_EXTCALL(glUseProgramObjectARB(program_id)); checkGLcall("glUseProgramObjectARB"); /* In case that NP2 texcoord fixup data is found for the selected program, trigger a reload of the * constants. This has to be done because it can't be guaranteed that sampler() (from state.c) is * called between selecting the shader and using it, which results in wrong fixup for some frames. */ if (priv->glsl_program && priv->glsl_program->np2Fixup_info) { shader_glsl_load_np2fixup_constants(priv, gl_info, &device->stateBlock->state); } } /* GL locking is done by the caller */ static void shader_glsl_select_depth_blt(void *shader_priv, const struct wined3d_gl_info *gl_info, enum tex_types tex_type, const SIZE *ds_mask_size) { BOOL masked = ds_mask_size->cx && ds_mask_size->cy; struct shader_glsl_priv *priv = shader_priv; GLhandleARB *blt_program; GLint loc; blt_program = masked ? &priv->depth_blt_program_masked[tex_type] : &priv->depth_blt_program_full[tex_type]; if (!*blt_program) { *blt_program = create_glsl_blt_shader(gl_info, tex_type, masked); loc = GL_EXTCALL(glGetUniformLocationARB(*blt_program, "sampler")); GL_EXTCALL(glUseProgramObjectARB(*blt_program)); GL_EXTCALL(glUniform1iARB(loc, 0)); } else { GL_EXTCALL(glUseProgramObjectARB(*blt_program)); } if (masked) { loc = GL_EXTCALL(glGetUniformLocationARB(*blt_program, "mask")); GL_EXTCALL(glUniform4fARB(loc, 0.0f, 0.0f, (float)ds_mask_size->cx, (float)ds_mask_size->cy)); } } /* GL locking is done by the caller */ static void shader_glsl_deselect_depth_blt(void *shader_priv, const struct wined3d_gl_info *gl_info) { struct shader_glsl_priv *priv = shader_priv; GLhandleARB program_id; program_id = priv->glsl_program ? priv->glsl_program->programId : 0; if (program_id) TRACE("Using GLSL program %u\n", program_id); GL_EXTCALL(glUseProgramObjectARB(program_id)); checkGLcall("glUseProgramObjectARB"); } static void shader_glsl_destroy(struct wined3d_shader *shader) { struct glsl_shader_private *shader_data = shader->backend_data; struct wined3d_device *device = shader->device; struct shader_glsl_priv *priv = device->shader_priv; const struct wined3d_gl_info *gl_info; const struct list *linked_programs; struct wined3d_context *context; if (!shader_data || !shader_data->num_gl_shaders) { HeapFree(GetProcessHeap(), 0, shader_data); shader->backend_data = NULL; return; } context = context_acquire(device, NULL); gl_info = context->gl_info; if (priv->glsl_program && (priv->glsl_program->vshader == shader || priv->glsl_program->pshader == shader)) { ENTER_GL(); shader_glsl_select(context, FALSE, FALSE); LEAVE_GL(); } TRACE("Deleting linked programs.\n"); linked_programs = &shader->linked_programs; if (linked_programs->next) { struct glsl_shader_prog_link *entry, *entry2; UINT i; ENTER_GL(); switch (shader->reg_maps.shader_version.type) { case WINED3D_SHADER_TYPE_PIXEL: { struct glsl_ps_compiled_shader *gl_shaders = shader_data->gl_shaders.ps; LIST_FOR_EACH_ENTRY_SAFE(entry, entry2, linked_programs, struct glsl_shader_prog_link, pshader_entry) { delete_glsl_program_entry(priv, gl_info, entry); } for (i = 0; i < shader_data->num_gl_shaders; ++i) { TRACE("Deleting pixel shader %u.\n", gl_shaders[i].prgId); GL_EXTCALL(glDeleteObjectARB(gl_shaders[i].prgId)); checkGLcall("glDeleteObjectARB"); } HeapFree(GetProcessHeap(), 0, shader_data->gl_shaders.ps); break; } case WINED3D_SHADER_TYPE_VERTEX: { struct glsl_vs_compiled_shader *gl_shaders = shader_data->gl_shaders.vs; LIST_FOR_EACH_ENTRY_SAFE(entry, entry2, linked_programs, struct glsl_shader_prog_link, vshader_entry) { delete_glsl_program_entry(priv, gl_info, entry); } for (i = 0; i < shader_data->num_gl_shaders; ++i) { TRACE("Deleting vertex shader %u.\n", gl_shaders[i].prgId); GL_EXTCALL(glDeleteObjectARB(gl_shaders[i].prgId)); checkGLcall("glDeleteObjectARB"); } HeapFree(GetProcessHeap(), 0, shader_data->gl_shaders.vs); break; } default: ERR("Unhandled shader type %#x.\n", shader->reg_maps.shader_version.type); break; } LEAVE_GL(); } HeapFree(GetProcessHeap(), 0, shader->backend_data); shader->backend_data = NULL; context_release(context); } static int glsl_program_key_compare(const void *key, const struct wine_rb_entry *entry) { const struct glsl_program_key *k = key; const struct glsl_shader_prog_link *prog = WINE_RB_ENTRY_VALUE(entry, const struct glsl_shader_prog_link, program_lookup_entry); int cmp; if (k->vshader > prog->vshader) return 1; else if (k->vshader < prog->vshader) return -1; if (k->pshader > prog->pshader) return 1; else if (k->pshader < prog->pshader) return -1; if (k->vshader && (cmp = memcmp(&k->vs_args, &prog->vs_args, sizeof(prog->vs_args)))) return cmp; if (k->pshader && (cmp = memcmp(&k->ps_args, &prog->ps_args, sizeof(prog->ps_args)))) return cmp; return 0; } static BOOL constant_heap_init(struct constant_heap *heap, unsigned int constant_count) { SIZE_T size = (constant_count + 1) * sizeof(*heap->entries) + constant_count * sizeof(*heap->positions); void *mem = HeapAlloc(GetProcessHeap(), 0, size); if (!mem) { ERR("Failed to allocate memory\n"); return FALSE; } heap->entries = mem; heap->entries[1].version = 0; heap->positions = (unsigned int *)(heap->entries + constant_count + 1); heap->size = 1; return TRUE; } static void constant_heap_free(struct constant_heap *heap) { HeapFree(GetProcessHeap(), 0, heap->entries); } static const struct wine_rb_functions wined3d_glsl_program_rb_functions = { wined3d_rb_alloc, wined3d_rb_realloc, wined3d_rb_free, glsl_program_key_compare, }; static HRESULT shader_glsl_alloc(struct wined3d_device *device) { const struct wined3d_gl_info *gl_info = &device->adapter->gl_info; struct shader_glsl_priv *priv = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(struct shader_glsl_priv)); SIZE_T stack_size = wined3d_log2i(max(gl_info->limits.glsl_vs_float_constants, gl_info->limits.glsl_ps_float_constants)) + 1; if (!shader_buffer_init(&priv->shader_buffer)) { ERR("Failed to initialize shader buffer.\n"); goto fail; } priv->stack = HeapAlloc(GetProcessHeap(), 0, stack_size * sizeof(*priv->stack)); if (!priv->stack) { ERR("Failed to allocate memory.\n"); goto fail; } if (!constant_heap_init(&priv->vconst_heap, gl_info->limits.glsl_vs_float_constants)) { ERR("Failed to initialize vertex shader constant heap\n"); goto fail; } if (!constant_heap_init(&priv->pconst_heap, gl_info->limits.glsl_ps_float_constants)) { ERR("Failed to initialize pixel shader constant heap\n"); goto fail; } if (wine_rb_init(&priv->program_lookup, &wined3d_glsl_program_rb_functions) == -1) { ERR("Failed to initialize rbtree.\n"); goto fail; } priv->next_constant_version = 1; device->shader_priv = priv; return WINED3D_OK; fail: constant_heap_free(&priv->pconst_heap); constant_heap_free(&priv->vconst_heap); HeapFree(GetProcessHeap(), 0, priv->stack); shader_buffer_free(&priv->shader_buffer); HeapFree(GetProcessHeap(), 0, priv); return E_OUTOFMEMORY; } /* Context activation is done by the caller. */ static void shader_glsl_free(struct wined3d_device *device) { const struct wined3d_gl_info *gl_info = &device->adapter->gl_info; struct shader_glsl_priv *priv = device->shader_priv; int i; ENTER_GL(); for (i = 0; i < tex_type_count; ++i) { if (priv->depth_blt_program_full[i]) { GL_EXTCALL(glDeleteObjectARB(priv->depth_blt_program_full[i])); } if (priv->depth_blt_program_masked[i]) { GL_EXTCALL(glDeleteObjectARB(priv->depth_blt_program_masked[i])); } } LEAVE_GL(); wine_rb_destroy(&priv->program_lookup, NULL, NULL); constant_heap_free(&priv->pconst_heap); constant_heap_free(&priv->vconst_heap); HeapFree(GetProcessHeap(), 0, priv->stack); shader_buffer_free(&priv->shader_buffer); HeapFree(GetProcessHeap(), 0, device->shader_priv); device->shader_priv = NULL; } static void shader_glsl_context_destroyed(void *shader_priv, const struct wined3d_context *context) {} static void shader_glsl_get_caps(const struct wined3d_gl_info *gl_info, struct shader_caps *caps) { UINT shader_model; if (gl_info->supported[EXT_GPU_SHADER4] && gl_info->supported[ARB_SHADER_BIT_ENCODING] && gl_info->supported[ARB_GEOMETRY_SHADER4] && gl_info->glsl_version >= MAKEDWORD_VERSION(1, 50)) shader_model = 4; /* ARB_shader_texture_lod or EXT_gpu_shader4 is required for the SM3 * texldd and texldl instructions. */ else if (gl_info->supported[ARB_SHADER_TEXTURE_LOD] || gl_info->supported[EXT_GPU_SHADER4]) shader_model = 3; else shader_model = 2; TRACE("Shader model %u.\n", shader_model); caps->vs_version = shader_model; caps->gs_version = shader_model; caps->ps_version = shader_model; caps->vs_uniform_count = gl_info->limits.glsl_vs_float_constants; caps->ps_uniform_count = gl_info->limits.glsl_ps_float_constants; /* FIXME: The following line is card dependent. -8.0 to 8.0 is the * Direct3D minimum requirement. * * Both GL_ARB_fragment_program and GLSL require a "maximum representable magnitude" * of colors to be 2^10, and 2^32 for other floats. Should we use 1024 here? * * The problem is that the refrast clamps temporary results in the shader to * [-MaxValue;+MaxValue]. If the card's max value is bigger than the one we advertize here, * then applications may miss the clamping behavior. On the other hand, if it is smaller, * the shader will generate incorrect results too. Unfortunately, GL deliberately doesn't * offer a way to query this. */ caps->ps_1x_max_value = 8.0; caps->vs_clipping = TRUE; } static BOOL shader_glsl_color_fixup_supported(struct color_fixup_desc fixup) { if (TRACE_ON(d3d_shader) && TRACE_ON(d3d)) { TRACE("Checking support for fixup:\n"); dump_color_fixup_desc(fixup); } /* We support everything except YUV conversions. */ if (!is_complex_fixup(fixup)) { TRACE("[OK]\n"); return TRUE; } TRACE("[FAILED]\n"); return FALSE; } static const SHADER_HANDLER shader_glsl_instruction_handler_table[WINED3DSIH_TABLE_SIZE] = { /* WINED3DSIH_ABS */ shader_glsl_map2gl, /* WINED3DSIH_ADD */ shader_glsl_arith, /* WINED3DSIH_AND */ NULL, /* WINED3DSIH_BEM */ shader_glsl_bem, /* WINED3DSIH_BREAK */ shader_glsl_break, /* WINED3DSIH_BREAKC */ shader_glsl_breakc, /* WINED3DSIH_BREAKP */ NULL, /* WINED3DSIH_CALL */ shader_glsl_call, /* WINED3DSIH_CALLNZ */ shader_glsl_callnz, /* WINED3DSIH_CMP */ shader_glsl_cmp, /* WINED3DSIH_CND */ shader_glsl_cnd, /* WINED3DSIH_CRS */ shader_glsl_cross, /* WINED3DSIH_CUT */ shader_glsl_cut, /* WINED3DSIH_DCL */ shader_glsl_nop, /* WINED3DSIH_DCL_CONSTANT_BUFFER */ shader_glsl_nop, /* WINED3DSIH_DCL_INPUT_PRIMITIVE */ shader_glsl_nop, /* WINED3DSIH_DCL_OUTPUT_TOPOLOGY */ shader_glsl_nop, /* WINED3DSIH_DCL_VERTICES_OUT */ shader_glsl_nop, /* WINED3DSIH_DEF */ shader_glsl_nop, /* WINED3DSIH_DEFB */ shader_glsl_nop, /* WINED3DSIH_DEFI */ shader_glsl_nop, /* WINED3DSIH_DIV */ NULL, /* WINED3DSIH_DP2ADD */ shader_glsl_dp2add, /* WINED3DSIH_DP3 */ shader_glsl_dot, /* WINED3DSIH_DP4 */ shader_glsl_dot, /* WINED3DSIH_DST */ shader_glsl_dst, /* WINED3DSIH_DSX */ shader_glsl_map2gl, /* WINED3DSIH_DSY */ shader_glsl_map2gl, /* WINED3DSIH_ELSE */ shader_glsl_else, /* WINED3DSIH_EMIT */ shader_glsl_emit, /* WINED3DSIH_ENDIF */ shader_glsl_end, /* WINED3DSIH_ENDLOOP */ shader_glsl_end, /* WINED3DSIH_ENDREP */ shader_glsl_end, /* WINED3DSIH_EQ */ NULL, /* WINED3DSIH_EXP */ shader_glsl_map2gl, /* WINED3DSIH_EXPP */ shader_glsl_expp, /* WINED3DSIH_FRC */ shader_glsl_map2gl, /* WINED3DSIH_FTOI */ NULL, /* WINED3DSIH_GE */ NULL, /* WINED3DSIH_IADD */ NULL, /* WINED3DSIH_IEQ */ NULL, /* WINED3DSIH_IF */ shader_glsl_if, /* WINED3DSIH_IFC */ shader_glsl_ifc, /* WINED3DSIH_IGE */ NULL, /* WINED3DSIH_IMUL */ NULL, /* WINED3DSIH_ITOF */ NULL, /* WINED3DSIH_LABEL */ shader_glsl_label, /* WINED3DSIH_LD */ NULL, /* WINED3DSIH_LIT */ shader_glsl_lit, /* WINED3DSIH_LOG */ shader_glsl_log, /* WINED3DSIH_LOGP */ shader_glsl_log, /* WINED3DSIH_LOOP */ shader_glsl_loop, /* WINED3DSIH_LRP */ shader_glsl_lrp, /* WINED3DSIH_LT */ NULL, /* WINED3DSIH_M3x2 */ shader_glsl_mnxn, /* WINED3DSIH_M3x3 */ shader_glsl_mnxn, /* WINED3DSIH_M3x4 */ shader_glsl_mnxn, /* WINED3DSIH_M4x3 */ shader_glsl_mnxn, /* WINED3DSIH_M4x4 */ shader_glsl_mnxn, /* WINED3DSIH_MAD */ shader_glsl_mad, /* WINED3DSIH_MAX */ shader_glsl_map2gl, /* WINED3DSIH_MIN */ shader_glsl_map2gl, /* WINED3DSIH_MOV */ shader_glsl_mov, /* WINED3DSIH_MOVA */ shader_glsl_mov, /* WINED3DSIH_MOVC */ NULL, /* WINED3DSIH_MUL */ shader_glsl_arith, /* WINED3DSIH_NOP */ shader_glsl_nop, /* WINED3DSIH_NRM */ shader_glsl_nrm, /* WINED3DSIH_PHASE */ shader_glsl_nop, /* WINED3DSIH_POW */ shader_glsl_pow, /* WINED3DSIH_RCP */ shader_glsl_rcp, /* WINED3DSIH_REP */ shader_glsl_rep, /* WINED3DSIH_RET */ shader_glsl_ret, /* WINED3DSIH_ROUND_NI */ NULL, /* WINED3DSIH_RSQ */ shader_glsl_rsq, /* WINED3DSIH_SAMPLE */ NULL, /* WINED3DSIH_SAMPLE_GRAD */ NULL, /* WINED3DSIH_SAMPLE_LOD */ NULL, /* WINED3DSIH_SETP */ NULL, /* WINED3DSIH_SGE */ shader_glsl_compare, /* WINED3DSIH_SGN */ shader_glsl_sgn, /* WINED3DSIH_SINCOS */ shader_glsl_sincos, /* WINED3DSIH_SLT */ shader_glsl_compare, /* WINED3DSIH_SQRT */ NULL, /* WINED3DSIH_SUB */ shader_glsl_arith, /* WINED3DSIH_TEX */ shader_glsl_tex, /* WINED3DSIH_TEXBEM */ shader_glsl_texbem, /* WINED3DSIH_TEXBEML */ shader_glsl_texbem, /* WINED3DSIH_TEXCOORD */ shader_glsl_texcoord, /* WINED3DSIH_TEXDEPTH */ shader_glsl_texdepth, /* WINED3DSIH_TEXDP3 */ shader_glsl_texdp3, /* WINED3DSIH_TEXDP3TEX */ shader_glsl_texdp3tex, /* WINED3DSIH_TEXKILL */ shader_glsl_texkill, /* WINED3DSIH_TEXLDD */ shader_glsl_texldd, /* WINED3DSIH_TEXLDL */ shader_glsl_texldl, /* WINED3DSIH_TEXM3x2DEPTH */ shader_glsl_texm3x2depth, /* WINED3DSIH_TEXM3x2PAD */ shader_glsl_texm3x2pad, /* WINED3DSIH_TEXM3x2TEX */ shader_glsl_texm3x2tex, /* WINED3DSIH_TEXM3x3 */ shader_glsl_texm3x3, /* WINED3DSIH_TEXM3x3DIFF */ NULL, /* WINED3DSIH_TEXM3x3PAD */ shader_glsl_texm3x3pad, /* WINED3DSIH_TEXM3x3SPEC */ shader_glsl_texm3x3spec, /* WINED3DSIH_TEXM3x3TEX */ shader_glsl_texm3x3tex, /* WINED3DSIH_TEXM3x3VSPEC */ shader_glsl_texm3x3vspec, /* WINED3DSIH_TEXREG2AR */ shader_glsl_texreg2ar, /* WINED3DSIH_TEXREG2GB */ shader_glsl_texreg2gb, /* WINED3DSIH_TEXREG2RGB */ shader_glsl_texreg2rgb, /* WINED3DSIH_UDIV */ NULL, /* WINED3DSIH_USHR */ NULL, /* WINED3DSIH_UTOF */ NULL, /* WINED3DSIH_XOR */ NULL, }; static void shader_glsl_handle_instruction(const struct wined3d_shader_instruction *ins) { SHADER_HANDLER hw_fct; /* Select handler */ hw_fct = shader_glsl_instruction_handler_table[ins->handler_idx]; /* Unhandled opcode */ if (!hw_fct) { FIXME("Backend can't handle opcode %#x\n", ins->handler_idx); return; } hw_fct(ins); shader_glsl_add_instruction_modifiers(ins); } const struct wined3d_shader_backend_ops glsl_shader_backend = { shader_glsl_handle_instruction, shader_glsl_select, shader_glsl_select_depth_blt, shader_glsl_deselect_depth_blt, shader_glsl_update_float_vertex_constants, shader_glsl_update_float_pixel_constants, shader_glsl_load_constants, shader_glsl_load_np2fixup_constants, shader_glsl_destroy, shader_glsl_alloc, shader_glsl_free, shader_glsl_context_destroyed, shader_glsl_get_caps, shader_glsl_color_fixup_supported, };