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1. Introduction


  • Cube-map textures are used for

    • making skyboxes

    • faking reflections on objects

  • A cube-map is comprised of 6 individual texture images

  • OpenGL treats them as one texture

  • It can be mipmapped:

    
        glGenerateMipmap( GL_TEXTURE_CUBE_MAP );
    
    
  • Cube-map requires 3 texture coordinates: S, T, and R

  • The R coordinates identifies a specific image among the 6 provided

  • cube map


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