Rendering, OpenGL, and Lighting - Caltech

Spaces• Screen space (pixel coordinates)– Just a scaling of NDC• As we said, NDC represents pixel coordinates– Screen transform maps [-1, 1] x [-1, 1] to[0, screenWidth] x [0, screenHeight]– Once in screen space, it's simple to drawthe pixels– This is usually done in hardware; we won'tthink too much about it here