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ShaderGen: Store light color uniforms as integers.

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This commit is contained in:
Tony Wasserka
2013-10-27 13:57:40 +01:00
parent 68e91f0d55
commit 4bf57565e8
8 changed files with 65 additions and 54 deletions
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17
Source/Core/VideoCommon/VertexShaderManager.cpp
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@ -252,6 +252,7 @@ void VertexShaderManager::SetConstants()
if (nLightsChanged[0] >= 0)
{
// TODO: Outdated comment
// lights don't have a 1 to 1 mapping, the color component needs to be converted to 4 floats
int istart = nLightsChanged[0] / 0x10;
int iend = (nLightsChanged[1] + 15) / 0x10;
@ -260,10 +261,10 @@ void VertexShaderManager::SetConstants()
for (int i = istart; i < iend; ++i)
{
u32 color = *(const u32*)(xfmemptr + 3);
constants.lights[5*i][0] = ((color >> 24) & 0xFF) / 255.0f;
constants.lights[5*i][1] = ((color >> 16) & 0xFF) / 255.0f;
constants.lights[5*i][2] = ((color >> 8) & 0xFF) / 255.0f;
constants.lights[5*i][3] = ((color) & 0xFF) / 255.0f;
constants.light_colors[i][0] = (color >> 24) & 0xFF;
constants.light_colors[i][1] = (color >> 16) & 0xFF;
constants.light_colors[i][2] = (color >> 8) & 0xFF;
constants.light_colors[i][3] = (color) & 0xFF;
xfmemptr += 4;
for (int j = 0; j < 4; ++j, xfmemptr += 3)
@ -274,12 +275,12 @@ void VertexShaderManager::SetConstants()
fabs(xfmemptr[2]) < 0.00001f)
{
// dist attenuation, make sure not equal to 0!!!
constants.lights[5*i+j+1][0] = 0.00001f;
constants.lights[4*i+j][0] = 0.00001f;
}
else
constants.lights[5*i+j+1][0] = xfmemptr[0];
constants.lights[5*i+j+1][1] = xfmemptr[1];
constants.lights[5*i+j+1][2] = xfmemptr[2];
constants.lights[4*i+j][0] = xfmemptr[0];
constants.lights[4*i+j][1] = xfmemptr[1];
constants.lights[4*i+j][2] = xfmemptr[2];
}
}
dirty = true;