Lightmap Textures

Properties of Lightmap Textures



• Diffuse lighting tends to be low-frequency patterns
  • Requiring minimal texture space
• Lightmaps tend to be heavily magnified
  • Permits packing lightmaps for many surface into a single texture image
  • Select lightmap with texture coordinates; minimizes texture binds
• Lightmaps can often be luminance only
  • More compact texture memory representation

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