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Render shadow of torus with shadow buffer and index from triangle order.

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This commit is contained in:
yunfeibai
2016-11-27 15:32:55 -08:00
parent 29809a4471
commit 529274a3f4
7 changed files with 76 additions and 31 deletions
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7
examples/SharedMemory/TinyRendererVisualShapeConverter.cpp
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@@ -72,6 +72,7 @@ struct TinyRendererVisualShapeConverterInternalData
TGAImage m_rgbColorBuffer;
b3AlignedObjectArray<MyTexture2> m_textures;
b3AlignedObjectArray<float> m_depthBuffer;
b3AlignedObjectArray<float> m_shadowBuffer;
b3AlignedObjectArray<int> m_segmentationMaskBuffer;
btVector3 m_lightDirection;
bool m_hasLightDirection;
@@ -89,6 +90,7 @@ struct TinyRendererVisualShapeConverterInternalData
m_hasLightColor(false)
{
m_depthBuffer.resize(m_swWidth*m_swHeight);
m_shadowBuffer.resize(m_swWidth*m_swHeight);
m_segmentationMaskBuffer.resize(m_swWidth*m_swHeight,-1);
}
@@ -552,7 +554,7 @@ void TinyRendererVisualShapeConverter::convertVisualShapes(int linkIndex, const
if (vertices.size() && indices.size())
{
TinyRenderObjectData* tinyObj = new TinyRenderObjectData(m_data->m_rgbColorBuffer,m_data->m_depthBuffer, &m_data->m_segmentationMaskBuffer, bodyUniqueId);
TinyRenderObjectData* tinyObj = new TinyRenderObjectData(m_data->m_rgbColorBuffer,m_data->m_depthBuffer, m_data->m_shadowBuffer, &m_data->m_segmentationMaskBuffer, bodyUniqueId);
unsigned char* textureImage=0;
int textureWidth=0;
int textureHeight=0;
@@ -658,6 +660,7 @@ void TinyRendererVisualShapeConverter::clearBuffers(TGAColor& clearColor)
{
m_data->m_rgbColorBuffer.set(x,y,clearColor);
m_data->m_depthBuffer[x+y*m_data->m_swWidth] = -1e30f;
m_data->m_shadowBuffer[x+y*m_data->m_swWidth] = -1e30f;
m_data->m_segmentationMaskBuffer[x+y*m_data->m_swWidth] = -1;
}
}
@@ -772,6 +775,7 @@ void TinyRendererVisualShapeConverter::render(const float viewMat[16], const flo
for (int i=0;i<m_data->m_swWidth;i++)
{
btSwap(m_data->m_depthBuffer[l1+i],m_data->m_depthBuffer[l2+i]);
btSwap(m_data->m_shadowBuffer[l1+i],m_data->m_shadowBuffer[l2+i]);
btSwap(m_data->m_segmentationMaskBuffer[l1+i],m_data->m_segmentationMaskBuffer[l2+i]);
}
}
@@ -791,6 +795,7 @@ void TinyRendererVisualShapeConverter::setWidthAndHeight(int width, int height)
m_data->m_swHeight = height;
m_data->m_depthBuffer.resize(m_data->m_swWidth*m_data->m_swHeight);
m_data->m_shadowBuffer.resize(m_data->m_swWidth*m_data->m_swHeight);
m_data->m_segmentationMaskBuffer.resize(m_data->m_swWidth*m_data->m_swHeight);
m_data->m_rgbColorBuffer = TGAImage(width, height, TGAImage::RGB);