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- improve the bloom blur quality slightly

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This commit is contained in:
Magnus Norddahl 2018-07-03 23:12:47 +02:00
parent fcee021753
commit 128c8d8318
1 changed files with 22 additions and 2 deletions
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24
src/hwrenderer/postprocessing/hw_postprocess.cpp
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@ -104,8 +104,18 @@ void PPBloom::UpdateSteps()
{
auto &level = levels[i];
auto &next = levels[i + 1];
steps.Push(BlurStep(blurUniforms, level.VTexture, level.HTexture, level.Viewport, false));
steps.Push(BlurStep(blurUniforms, level.HTexture, next.VTexture, next.Viewport, true));
steps.Push(BlurStep(blurUniforms, level.HTexture, level.VTexture, level.Viewport, true));
// Linear downscale:
step.ShaderName = "BloomCombine";
step.Uniforms.Clear();
step.Viewport = next.Viewport;
step.SetInputTexture(0, level.VTexture, PPFilterMode::Linear);
step.SetOutputTexture(next.VTexture);
step.SetNoBlend();
steps.Push(step);
}
// Blur and upscale:
@ -183,8 +193,18 @@ void PPBloom::UpdateBlurSteps()
{
auto &level = levels[i];
auto &next = levels[i + 1];
steps.Push(BlurStep(blurUniforms, level.VTexture, level.HTexture, level.Viewport, false));
steps.Push(BlurStep(blurUniforms, level.HTexture, next.VTexture, next.Viewport, true));
steps.Push(BlurStep(blurUniforms, level.HTexture, level.VTexture, level.Viewport, true));
// Linear downscale:
step.ShaderName = "BloomCombine";
step.Uniforms.Clear();
step.Viewport = next.Viewport;
step.SetInputTexture(0, level.VTexture, PPFilterMode::Linear);
step.SetOutputTexture(next.VTexture);
step.SetNoBlend();
steps.Push(step);
}
// Blur and upscale: