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wined3d: Make the mova constant more generic for relative addressing.

This commit is contained in:
Stefan Dösinger 2010-05-12 22:51:24 +02:00 committed by Alexandre Julliard
parent a0143e142b
commit ed74fcefc8
1 changed files with 28 additions and 24 deletions
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52
dlls/wined3d/arb_program_shader.c
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@ -81,10 +81,13 @@ static void shader_arb_dump_program_source(const char *source)
}
/* GL locking for state handlers is done by the caller. */
static BOOL need_mova_const(IWineD3DBaseShader *shader, const struct wined3d_gl_info *gl_info)
static BOOL need_rel_addr_const(IWineD3DBaseShaderImpl *shader, const struct wined3d_gl_info *gl_info)
{
IWineD3DBaseShaderImpl *This = (IWineD3DBaseShaderImpl *) shader;
if(!This->baseShader.reg_maps.usesmova) return FALSE;
if (shader->baseShader.reg_maps.shader_version.type == WINED3D_SHADER_TYPE_VERTEX)
{
if (((IWineD3DVertexShaderImpl *)shader)->rel_offset) return TRUE;
}
if (!shader->baseShader.reg_maps.usesmova) return FALSE;
return !gl_info->supported[NV_VERTEX_PROGRAM2_OPTION];
}
@ -95,26 +98,24 @@ static inline BOOL use_nv_clip(const struct wined3d_gl_info *gl_info)
&& !(gl_info->quirks & WINED3D_QUIRK_NV_CLIP_BROKEN);
}
static BOOL need_helper_const(const struct wined3d_gl_info *gl_info)
static BOOL need_helper_const(IWineD3DBaseShaderImpl *shader, const struct wined3d_gl_info *gl_info)
{
if (!gl_info->supported[NV_VERTEX_PROGRAM] /* Need to init colors. */
|| gl_info->quirks & WINED3D_QUIRK_ARB_VS_OFFSET_LIMIT /* Load the immval offset. */
|| gl_info->quirks & WINED3D_QUIRK_SET_TEXCOORD_W /* Have to init texcoords. */
|| (!use_nv_clip(gl_info)) /* Init the clip texcoord */)
{
return TRUE;
}
if (need_rel_addr_const(shader, gl_info)) return TRUE;
if (!gl_info->supported[NV_VERTEX_PROGRAM]) return TRUE; /* Need to init colors. */
if (gl_info->quirks & WINED3D_QUIRK_ARB_VS_OFFSET_LIMIT) return TRUE; /* Load the immval offset. */
if (gl_info->quirks & WINED3D_QUIRK_SET_TEXCOORD_W) return TRUE; /* Have to init texcoords. */
if (!use_nv_clip(gl_info)) return TRUE; /* Init the clip texcoord */
return FALSE;
}
static unsigned int reserved_vs_const(IWineD3DBaseShader *shader, const struct wined3d_gl_info *gl_info)
static unsigned int reserved_vs_const(IWineD3DBaseShaderImpl *shader, const struct wined3d_gl_info *gl_info)
{
unsigned int ret = 1;
/* We use one PARAM for the pos fixup, and in some cases one to load
* some immediate values into the shader
*/
if(need_helper_const(gl_info)) ret++;
if(need_mova_const(shader, gl_info)) ret++;
if(need_helper_const(shader, gl_info)) ret++;
if(need_rel_addr_const(shader, gl_info)) ret++;
return ret;
}
@ -155,7 +156,7 @@ static const char *arb_get_helper_value(enum wined3d_shader_type shader, enum ar
case ARB_ONE: return "helper_const.y";
case ARB_TWO: return "helper_const.z";
case ARB_0001: return "helper_const.xxxy";
case ARB_VS_REL_OFFSET: return "helper_const.w";
case ARB_VS_REL_OFFSET: return "rel_addr_const.y";
}
}
FIXME("Unmanaged %s shader helper constant requested: %u\n",
@ -739,7 +740,7 @@ static DWORD shader_generate_arb_declarations(IWineD3DBaseShader *iface, const s
if(This->baseShader.reg_maps.usesrelconstF) {
DWORD highest_constf = 0, clip_limit;
max_constantsF -= reserved_vs_const(iface, gl_info);
max_constantsF -= reserved_vs_const(This, gl_info);
max_constantsF -= count_bits(This->baseShader.reg_maps.integer_constants);
for(i = 0; i < This->baseShader.limits.constant_float; i++)
@ -1738,6 +1739,9 @@ static void shader_hw_mov(const struct wined3d_shader_instruction *ins)
IWineD3DBaseShaderImpl *shader = (IWineD3DBaseShaderImpl *)ins->ctx->shader;
BOOL pshader = shader_is_pshader_version(shader->baseShader.reg_maps.shader_version.type);
struct shader_arb_ctx_priv *ctx = ins->ctx->backend_data;
const char *zero = arb_get_helper_value(shader->baseShader.reg_maps.shader_version.type, ARB_ZERO);
const char *one = arb_get_helper_value(shader->baseShader.reg_maps.shader_version.type, ARB_ONE);
const char *two = arb_get_helper_value(shader->baseShader.reg_maps.shader_version.type, ARB_TWO);
struct wined3d_shader_buffer *buffer = ins->ctx->buffer;
char src0_param[256];
@ -1763,11 +1767,11 @@ static void shader_hw_mov(const struct wined3d_shader_instruction *ins)
* The ARL is performed when A0 is used - the requested component is read from A0_SHADOW into
* A0.x. We can use the overwritten component of A0_shadow as temporary storage for the sign.
*/
shader_addline(buffer, "SGE A0_SHADOW%s, %s, mova_const.y;\n", write_mask, src0_param);
shader_addline(buffer, "MAD A0_SHADOW%s, A0_SHADOW, mova_const.z, -mova_const.w;\n", write_mask);
shader_addline(buffer, "SGE A0_SHADOW%s, %s, %s;\n", write_mask, src0_param, zero);
shader_addline(buffer, "MAD A0_SHADOW%s, A0_SHADOW, %s, -%s;\n", write_mask, two, one);
shader_addline(buffer, "ABS TA%s, %s;\n", write_mask, src0_param);
shader_addline(buffer, "ADD TA%s, TA, mova_const.x;\n", write_mask);
shader_addline(buffer, "ADD TA%s, TA, rel_addr_const.x;\n", write_mask);
shader_addline(buffer, "FLR TA%s, TA;\n", write_mask);
if (((IWineD3DVertexShaderImpl *)shader)->rel_offset)
{
@ -3103,7 +3107,7 @@ static void vshader_add_footer(IWineD3DVertexShaderImpl *This, struct wined3d_sh
/* Z coord [0;1]->[-1;1] mapping, see comment in transform_projection in state.c
* and the glsl equivalent
*/
if(need_helper_const(gl_info)) {
if(need_helper_const((IWineD3DBaseShaderImpl *) This, gl_info)) {
const char *two = arb_get_helper_value(WINED3D_SHADER_TYPE_VERTEX, ARB_TWO);
shader_addline(buffer, "MAD TMP_OUT.z, TMP_OUT.z, %s, -TMP_OUT.w;\n", two);
} else {
@ -4045,11 +4049,11 @@ static GLuint shader_arb_generate_vshader(IWineD3DVertexShaderImpl *This, struct
}
shader_addline(buffer, "TEMP TMP_OUT;\n");
if(need_helper_const(gl_info)) {
shader_addline(buffer, "PARAM helper_const = { 0.0, 1.0, 2.0, %d.0 };\n", This->rel_offset);
if(need_helper_const((IWineD3DBaseShaderImpl *) This, gl_info)) {
shader_addline(buffer, "PARAM helper_const = { 0.0, 1.0, 2.0, 0.0 };\n");
}
if(need_mova_const((IWineD3DBaseShader *) This, gl_info)) {
shader_addline(buffer, "PARAM mova_const = { 0.5, 0.0, 2.0, 1.0 };\n");
if(need_rel_addr_const((IWineD3DBaseShaderImpl *) This, gl_info)) {
shader_addline(buffer, "PARAM rel_addr_const = { 0.5, %d.0, 0.0, 0.0 };\n", This->rel_offset);
shader_addline(buffer, "TEMP A0_SHADOW;\n");
}