Tag
derivatives
- Sep 14, 2026 Choosing a Mip Level from Screen-Space Derivatives How four partial derivatives become one level-of-detail value, why the maximum of the axes beats the average, and where trilinear blending and LOD bias change the answer. computer graphics
- Apr 6, 2025 Quad Shading, Helper Invocations, and Where Derivatives Come From Why fragment shaders execute in 2x2 quads, what a derivative instruction computes when neighbouring pixels are not covered, and how helper invocations keep implicit gradients defined. gpu computing