OrdinaryMagician/vkdoom_m
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Fix tonemap texture filtering (black screen) regression

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This commit is contained in:
Magnus Norddahl 2016-11-28 02:32:57 +01:00
commit bea113a908
4 changed files with 21 additions and 17 deletions
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30
src/gl/renderer/gl_postprocess.cpp
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@ -468,7 +468,10 @@ void FGLRenderer::TonemapScene()
FGLDebug::PushGroup("TonemapScene");
CreateTonemapPalette();
FGLPostProcessState savedState;
savedState.SaveTextureBindings(2);
mBuffers->BindNextFB();
mBuffers->BindCurrentTexture(0);
@ -477,12 +480,18 @@ void FGLRenderer::TonemapScene()
if (mTonemapShader->IsPaletteMode())
{
glActiveTexture(GL_TEXTURE1);
glBindTexture(GL_TEXTURE_2D, mTonemapPalette->GetTextureHandle(0));
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
glActiveTexture(GL_TEXTURE0);
mTonemapShader->PaletteLUT.Set(1);
BindTonemapPalette(1);
}
else
{
savedState.SaveTextureBindings(2);
glActiveTexture(GL_TEXTURE1);
glBindTexture(GL_TEXTURE_2D, mBuffers->ExposureTexture);
glActiveTexture(GL_TEXTURE0);
@ -496,13 +505,9 @@ void FGLRenderer::TonemapScene()
FGLDebug::PopGroup();
}
void FGLRenderer::BindTonemapPalette(int texunit)
void FGLRenderer::CreateTonemapPalette()
{
if (mTonemapPalette)
{
mTonemapPalette->Bind(texunit, 0, false);
}
else
if (!mTonemapPalette)
{
TArray<unsigned char> lut;
lut.Resize(512 * 512 * 4);
@ -523,14 +528,7 @@ void FGLRenderer::BindTonemapPalette(int texunit)
}
mTonemapPalette = new FHardwareTexture(512, 512, true);
mTonemapPalette->CreateTexture(&lut[0], 512, 512, texunit, false, 0, "mTonemapPalette");
glActiveTexture(GL_TEXTURE0 + texunit);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
glActiveTexture(GL_TEXTURE0);
mTonemapPalette->CreateTexture(&lut[0], 512, 512, 0, false, 0, "mTonemapPalette");
}
}