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Fixing a problem with variance shadow maps blurring out on transparent receivers in the Game Engine reported by Sam Cameron on the IRC.

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Also correcting some slight blurring over time by making sure the color buffer is cleared for shadows.
This commit is contained in:
Daniel Stokes
2013-09-05 22:05:52 +00:00
parent 677b6972b5
commit 6cc3aec8bc
2 changed files with 6 additions and 1 deletions
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1
source/gameengine/Ketsji/KX_KetsjiEngine.cpp
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@@ -1201,6 +1201,7 @@ void KX_KetsjiEngine::RenderShadowBuffers(KX_Scene *scene)
/* render */
m_rasterizer->ClearDepthBuffer();
m_rasterizer->ClearColorBuffer();
scene->RenderBuckets(camtrans, m_rasterizer, m_rendertools);
/* unbind framebuffer object, restore drawmode, free camera */

4
source/gameengine/Rasterizer/RAS_OpenGLRasterizer/RAS_OpenGLRasterizer.cpp
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@@ -1010,6 +1010,10 @@ void RAS_OpenGLRasterizer::DisableMotionBlur()
void RAS_OpenGLRasterizer::SetAlphaBlend(int alphablend)
{
/* Variance shadow maps don't handle alpha well, best to not allow it for now */
if (m_drawingmode == KX_SHADOW && m_usingoverrideshader)
GPU_set_material_alpha_blend(GPU_BLEND_SOLID);
else
GPU_set_material_alpha_blend(alphablend);
/*
if (alphablend == m_last_alphablend)