mesa: Add gl_MESAFogParamsOptimized for our special pre-computed fog params.
It would be nice if we handled optimized uniform math like this in some generic way, since people often end up doing uniform expressions in shaders, but for now keep this hard-coded like it was in the texenvprogram code.
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@ -105,5 +105,6 @@ static const builtin_variable builtin_110_deprecated_uniforms[] = {
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/* Mesa-internal ATI_envmap_bumpmap state. */
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{ ir_var_uniform, -1, "vec2", "gl_MESABumpRotMatrix0"},
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{ ir_var_uniform, -1, "vec2", "gl_MESABumpRotMatrix1"},
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{ ir_var_uniform, -1, "vec4", "gl_MESAFogParamsOptimized"},
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};
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@ -217,6 +217,10 @@ static struct gl_builtin_uniform_element gl_MESABumpRotMatrix1_elements[] = {
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{NULL, {STATE_INTERNAL, STATE_ROT_MATRIX_1}, SWIZZLE_XYZW},
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};
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static struct gl_builtin_uniform_element gl_MESAFogParamsOptimized_elements[] = {
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{NULL, {STATE_INTERNAL, STATE_FOG_PARAMS_OPTIMIZED}, SWIZZLE_XYZW},
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};
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#define MATRIX(name, statevar, modifier) \
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static struct gl_builtin_uniform_element name ## _elements[] = { \
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{ NULL, { statevar, 0, 0, 0, modifier}, SWIZZLE_XYZW }, \
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@ -322,6 +326,7 @@ const struct gl_builtin_uniform_desc _mesa_builtin_uniform_desc[] = {
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STATEVAR(gl_MESABumpRotMatrix0),
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STATEVAR(gl_MESABumpRotMatrix1),
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STATEVAR(gl_MESAFogParamsOptimized),
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{NULL, NULL, 0}
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};
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