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TextureConverter: Use integer math for swizzling

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also move int(efb_coord) -> float(ogl_fb_coord) into WriteSampleColor
This commit is contained in:
degasus
2013-11-25 15:49:13 +01:00
parent bcb31b09d3
commit 6750a81972
3 changed files with 47 additions and 55 deletions
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13
Source/Core/VideoBackends/OGL/Src/TextureConverter.cpp
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@ -291,17 +291,10 @@ int EncodeToRamFromTexture(u32 address,GLuint source_texture, bool bFromZBuffer,
s32 expandedWidth = (width + blkW) & (~blkW);
s32 expandedHeight = (height + blkH) & (~blkH);
float sampleStride = bScaleByHalf ? 2.f : 1.f;
float params[] = {
Renderer::EFBToScaledXf(sampleStride), Renderer::EFBToScaledYf(sampleStride),
0.0f, 0.0f,
(float)expandedWidth, (float)Renderer::EFBToScaledY(expandedHeight)-1,
(float)Renderer::EFBToScaledX(source.left), (float)Renderer::EFBToScaledY(EFB_HEIGHT - source.top - expandedHeight)
};
texconv_shader.Bind();
glUniform4fv(texconv_shader.UniformLocations[0], 2, params);
glUniform4f(texconv_shader.UniformLocations[0],
float(source.left), float(source.top),
(float)expandedWidth, bScaleByHalf ? 2.f : 1.f);
TargetRectangle scaledSource;
scaledSource.top = 0;