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LightingShader: Drop xfmem usage. 

Our shaders must only depend on the UID, not on any global state.
This commit is contained in:
degasus 2016-09-28 23:31:10 +02:00
parent 829fc8f0ad
commit 083be0832f
5 changed files with 10 additions and 8 deletions
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6
Source/Core/VideoCommon/LightingShaderGen.cpp
View File

@ -72,9 +72,9 @@ static void GenerateLightShader(ShaderCode& object, const LightingUidData& uid_d
// inColorName is color in vs and colors_ in ps
// dest is o.colors_ in vs and colors_ in ps
void GenerateLightingShaderCode(ShaderCode& object, const LightingUidData& uid_data, int components,
const char* inColorName, const char* dest)
u32 numColorChans, const char* inColorName, const char* dest)
{
for (unsigned int j = 0; j < xfmem.numChan.numColorChans; j++)
for (unsigned int j = 0; j < numColorChans; j++)
{
object.Write("{\n");
@ -200,4 +200,4 @@ void GetLightingShaderUid(LightingUidData& uid_data)
uid_data.light_mask |= xfmem.alpha[j].GetFullLightMask() << (8 * (j + 2));
}
}
}
}

2
Source/Core/VideoCommon/LightingShaderGen.h
View File

@ -47,5 +47,5 @@ static const char s_lighting_struct[] = "struct Light {\n"
"};\n";
void GenerateLightingShaderCode(ShaderCode& object, const LightingUidData& uid_data, int components,
const char* inColorName, const char* dest);
u32 numColorChans, const char* inColorName, const char* dest);
void GetLightingShaderUid(LightingUidData& uid_data);

4
Source/Core/VideoCommon/PixelShaderGen.cpp
View File

@ -207,7 +207,7 @@ PixelShaderUid GetPixelShaderUid(DSTALPHA_MODE dstAlphaMode)
// The lighting shader only needs the two color bits of the 23bit component bit array.
uid_data->components =
(VertexLoaderManager::g_current_components & (VB_HAS_COL0 | VB_HAS_COL1)) >> VB_COL_SHIFT;
;
uid_data->numColorChans = xfmem.numChan.numColorChans;
GetLightingShaderUid(uid_data->lighting);
}
@ -649,7 +649,7 @@ ShaderCode GeneratePixelShaderCode(APIType ApiType, const pixel_shader_uid_data*
// out.SetConstantsUsed(C_PLIGHTS, C_PLIGHTS+31); // TODO: Can be optimized further
// out.SetConstantsUsed(C_PMATERIALS, C_PMATERIALS+3);
GenerateLightingShaderCode(out, uid_data->lighting, uid_data->components << VB_COL_SHIFT,
"colors_", "col");
uid_data->numColorChans, "colors_", "col");
}
// HACK to handle cases where the tex gen is not enabled

3
Source/Core/VideoCommon/PixelShaderGen.h
View File

@ -52,7 +52,8 @@ struct pixel_shader_uid_data
u32 zfreeze : 1;
u32 msaa : 1;
u32 ssaa : 1;
u32 pad : 16;
u32 numColorChans : 2;
u32 pad : 14;
u32 texMtxInfo_n_projection : 8; // 8x1 bit
u32 tevindref_bi0 : 3;

3
Source/Core/VideoCommon/VertexShaderGen.cpp
View File

@ -250,7 +250,8 @@ ShaderCode GenerateVertexShaderCode(APIType api_type, const vertex_shader_uid_da
out.Write("o.colors_0 = float4(1.0, 1.0, 1.0, 1.0);\n");
}
GenerateLightingShaderCode(out, uid_data->lighting, uid_data->components, "color", "o.colors_");
GenerateLightingShaderCode(out, uid_data->lighting, uid_data->components, uid_data->numColorChans,
"color", "o.colors_");
if (uid_data->numColorChans < 2)
{