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also discard pixels in front of nearplane

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This commit is contained in:
Erwin Coumans
2017-05-25 19:55:55 -07:00
parent 2b9c67b07c
commit 723b356667
1 changed files with 2 additions and 1 deletions
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3
examples/TinyRenderer/our_gl.cpp
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@@ -182,7 +182,8 @@ void triangle(mat<4,3,float> &clipc, IShader &shader, TGAImage &image, float *zb
bool discard = shader.fragment(bc_clip, color); bool discard = shader.fragment(bc_clip, color);
if (frag_depth<-shader.m_farPlane) if (frag_depth<-shader.m_farPlane)
discard=true; discard=true;
if (frag_depth>-shader.m_nearPlane)
discard=true;
if (!discard) { if (!discard) {
zbuffer[P.x+P.y*image.get_width()] = frag_depth; zbuffer[P.x+P.y*image.get_width()] = frag_depth;
if (segmentationMaskBuffer) if (segmentationMaskBuffer)