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also initialize near/far for depth shader in TinyRenderer

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This commit is contained in:
Erwin Coumans
2017-05-26 09:45:26 -07:00
parent 9d78809a55
commit 8c6d4a4c85
2 changed files with 8 additions and 5 deletions
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4
examples/TinyRenderer/TinyRenderer.cpp
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@@ -38,6 +38,9 @@ struct DepthShader : public IShader {
m_lightModelView(lightModelView),
m_lightDistance(lightDistance)
{
m_nearPlane = m_projectionMat.col(3)[2]/(m_projectionMat.col(2)[2]-1);
m_farPlane = m_projectionMat.col(3)[2]/(m_projectionMat.col(2)[2]+1);
m_invModelMat = m_modelMat.invert_transpose();
}
virtual Vec4f vertex(int iface, int nthvert) {
@@ -580,7 +583,6 @@ void TinyRenderer::renderObjectDepth(TinyRenderObjectData& renderData)
Vec3f localScaling(renderData.m_localScaling[0],renderData.m_localScaling[1],renderData.m_localScaling[2]);
DepthShader shader(model, lightModelViewMatrix, lightViewProjectionMatrix,renderData.m_modelMatrix, localScaling, light_distance);
shader.m_farPlane=1e30;
for (int i=0; i<model->nfaces(); i++)
{
for (int j=0; j<3; j++) {