Software rendering refers to a rendering process that is unaided by any specialized graphics hardware.

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6
votes
2answers
1k views

UV texture mapping with perspective correct interpolation

I am working on a software rasterizer for educational purposes and I am having issues with the texturing. The problem is, only one face of the cube gets correctly textured. The rest are stretched ...
5
votes
1answer
246 views

UV interpolation is wrong with a wide FOV

How should I take FOV into account when interpolating UV coordinates? This picture shows the result today. Everything works fine with a narrow fov, but when I make it really wide, things deviate. The ...
0
votes
1answer
399 views

backface culling error (in world space)

I write simple software renderer. In my pipeline i have stage of backface culling. But looks like it has some error (see picture). I perform culling right after world transformation (is it correct?). ...