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VideoCommon: move lighting shader logic to callable functions

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iwubcode
2025-02-12 20:18:20 -06:00
parent ca9b34a6d1
commit 15372dc835
4 changed files with 37 additions and 25 deletions
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14
Source/Core/VideoCommon/PixelShaderGen.cpp
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@ -1057,6 +1057,11 @@ ShaderCode GeneratePixelShaderCode(APIType api_type, const ShaderHostConfig& hos
}
}
if (per_pixel_lighting)
{
GenerateLightingShaderHeader(out, uid_data->lighting);
}
out.Write("void main()\n{{\n");
out.Write("\tfloat4 rawpos = gl_FragCoord;\n");
@ -1124,16 +1129,15 @@ ShaderCode GeneratePixelShaderCode(APIType api_type, const ShaderHostConfig& hos
out.Write("\tfloat3 _normal = normalize(Normal.xyz);\n\n"
"\tfloat3 pos = WorldPos;\n");
out.Write("\tint4 lacc;\n"
"\tfloat3 ldir, h, cosAttn, distAttn;\n"
"\tfloat dist, dist2, attn;\n");
// TODO: Our current constant usage code isn't able to handle more than one buffer.
// So we can't mark the VS constant as used here. But keep them here as reference.
// out.SetConstantsUsed(C_PLIGHT_COLORS, C_PLIGHT_COLORS+7); // TODO: Can be optimized further
// out.SetConstantsUsed(C_PLIGHTS, C_PLIGHTS+31); // TODO: Can be optimized further
// out.SetConstantsUsed(C_PMATERIALS, C_PMATERIALS+3);
GenerateLightingShaderCode(out, uid_data->lighting, "colors_", "col");
for (u32 chan = 0; chan < uid_data->numColorChans; chan++)
{
out.Write("\tcol{0} = dolphin_calculate_lighting_chn{0}(colors_{0}, pos, _normal);\n", chan);
}
// The number of colors available to TEV is determined by numColorChans.
// Normally this is performed in the vertex shader after lighting, but with per-pixel lighting,
// we need to perform it here. (It needs to be done after lighting, as what was originally