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wined3d: GLSL: Implement texrect coord fixup.

This commit is contained in:
Tobias Jakobi 2009-03-26 03:19:41 +01:00 committed by Alexandre Julliard
parent 1b335dfaaa
commit 38239be58c
2 changed files with 67 additions and 3 deletions
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51
dlls/wined3d/glsl_shader.c
View File

@ -100,6 +100,7 @@ struct glsl_shader_prog_link {
GLint vuniformI_locations[MAX_CONST_I];
GLint puniformI_locations[MAX_CONST_I];
GLint posFixup_location;
GLint rectFixup_location[MAX_FRAGMENT_SAMPLERS];
GLint bumpenvmat_location[MAX_TEXTURES];
GLint luminancescale_location[MAX_TEXTURES];
GLint luminanceoffset_location[MAX_TEXTURES];
@ -587,6 +588,24 @@ static void shader_glsl_load_constants(
}
GL_EXTCALL(glUniform4fvARB(prog->ycorrection_location, 1, correction_params));
}
/* Constant loading for texture rect coord fixup. */
if (prog->ps_args.texrect_fixup) {
UINT fixup = prog->ps_args.texrect_fixup;
for (i = 0; fixup; fixup >>= 1, ++i) {
if (-1 != prog->rectFixup_location[i]) {
const IWineD3DBaseTextureImpl* const tex = (const IWineD3DBaseTextureImpl*) stateBlock->textures[i];
if (!tex) {
FIXME("Non-existant texture is flagged for NP2 texcoord fixup\n");
continue;
} else {
const float tex_dim[2] = {tex->baseTexture.pow2Matrix[0], tex->baseTexture.pow2Matrix[5]};
GL_EXTCALL(glUniform2fvARB(prog->rectFixup_location[i], 1, tex_dim));
}
}
}
}
}
if (priv->next_constant_version == UINT_MAX)
@ -774,6 +793,14 @@ static void shader_generate_glsl_declarations(IWineD3DBaseShader *iface, const s
} else {
shader_addline(buffer, "uniform sampler2D %csampler%u;\n", prefix, i);
}
if(ps_args->texrect_fixup & (1 << i)) {
/* 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.
* samplerRectFixup stores texture dimensions and is updated through
* shader_glsl_load_constants when the sampler changes. */
shader_addline(buffer, "uniform vec2 %csamplerRectFixup%u;\n", prefix, i);
}
break;
case WINED3DSTT_CUBE:
shader_addline(buffer, "uniform samplerCube %csampler%u;\n", prefix, i);
@ -1475,6 +1502,7 @@ static void PRINTF_ATTR(6, 7) shader_glsl_gen_sample_code(const SHADER_OPCODE_AR
const char *sampler_base;
char dst_swizzle[6];
struct color_fixup_desc fixup;
BOOL rect_fixup = FALSE;
va_list args;
shader_glsl_get_swizzle(swizzle, FALSE, arg->dst, dst_swizzle);
@ -1483,6 +1511,14 @@ static void PRINTF_ATTR(6, 7) shader_glsl_gen_sample_code(const SHADER_OPCODE_AR
IWineD3DPixelShaderImpl *This = (IWineD3DPixelShaderImpl *) arg->shader;
fixup = This->cur_args->color_fixup[sampler];
sampler_base = "Psampler";
if(This->cur_args->texrect_fixup & (1 << sampler)) {
if(bias) {
FIXME("Biased sampling from RECT textures is unsupported\n");
} else {
rect_fixup = TRUE;
}
}
} else {
sampler_base = "Vsampler";
fixup = COLOR_FIXUP_IDENTITY; /* FIXME: Vshader color fixup */
@ -1498,9 +1534,13 @@ static void PRINTF_ATTR(6, 7) shader_glsl_gen_sample_code(const SHADER_OPCODE_AR
if(bias) {
shader_addline(arg->buffer, ", %s)%s);\n", bias, dst_swizzle);
} else {
if (rect_fixup) {
shader_addline(arg->buffer, " * PsamplerRectFixup%u)%s);\n", sampler, dst_swizzle);
} else {
shader_addline(arg->buffer, ")%s);\n", dst_swizzle);
}
}
if(!is_identity_fixup(fixup)) {
shader_glsl_color_correction(arg, fixup);
@ -3479,6 +3519,17 @@ static void set_glsl_shader_program(IWineD3DDevice *iface, BOOL use_ps, BOOL use
}
}
if (use_ps && ps_compile_args.texrect_fixup) {
char name[32];
for (i = 0; i < MAX_FRAGMENT_SAMPLERS; ++i) {
if (ps_compile_args.texrect_fixup & (1 << i)) {
sprintf(name, "PsamplerRectFixup%u", i);
entry->rectFixup_location[i] = GL_EXTCALL(glGetUniformLocationARB(programId, name));
} else {
entry->rectFixup_location[i] = -1;
}
}
}
entry->posFixup_location = GL_EXTCALL(glGetUniformLocationARB(programId, "posFixup"));
entry->ycorrection_location = GL_EXTCALL(glGetUniformLocationARB(programId, "ycorrection"));

13
dlls/wined3d/state.c
View File

@ -3022,10 +3022,14 @@ static void transform_texture(DWORD state, IWineD3DStateBlockImpl *stateblock, W
if(generated) {
FIXME("Non-power2 texture being used with generated texture coords\n");
}
/* NP2 texcoord fixup is implemented for pixelshaders (currently only in GLSL backend) so
only enable the fixed-function-pipeline fixup via pow2Matrix when no PS is used. */
if (!use_ps(stateblock)) {
TRACE("Non power two matrix multiply fixup\n");
glMultMatrixf(((IWineD3DTextureImpl *) stateblock->textures[texUnit])->baseTexture.pow2Matrix);
}
}
}
static void unloadTexCoords(IWineD3DStateBlockImpl *stateblock) {
unsigned int texture_idx;
@ -3375,6 +3379,15 @@ static void sampler(DWORD state, IWineD3DStateBlockImpl *stateblock, WineD3DCont
state_alpha(WINED3DRS_COLORKEYENABLE, stateblock, context);
}
}
/* Trigger shader constant reloading (for NP2 texcoord fixup)
* Only do this if pshaders are used (note: fixup is currently only implemented in GLSL). */
if (!tex_impl->baseTexture.pow2Matrix_identity && use_ps(stateblock)) {
IWineD3DDeviceImpl* d3ddevice = stateblock->wineD3DDevice;
/* FIXME: add something like shader_load_rectfixup_consts to the backend to only reload the
* constants that are used for the fixup (and not the other ones too) */
d3ddevice->shader_backend->shader_load_constants((IWineD3DDevice*)d3ddevice, use_ps(stateblock), use_vs(stateblock));
}
} else if(mapped_stage < GL_LIMITS(textures)) {
if(sampler < stateblock->lowest_disabled_stage) {
/* TODO: What should I do with pixel shaders here ??? */