OpenGL MultitextureExtension

Standardized and widely available



• Introduces concept of multiple texture units
  • Two or more texture units
  • Existing texture API extended to implicitly useactive texture unit glActiveTextureARB(GL_TEXTUREn_ARB)
• Each unit has its own complete and independent OpenGL texture state
  • Texture image, filtering modes, textureenvironment, texture matrix

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