Part of the Khronos Group
OpenGL.org

The Industry's Foundation for High Performance Graphics

from games to virtual reality, mobile phones to supercomputers

Search:

Type: Posts; User: GClements

Search: Search took 0.00 seconds.

  1. No. It might be possible with multi-texturing,...

    No.

    It might be possible with multi-texturing, but I'm not sure, even if it works it isn't exactly "easy", it might not be particularly accurate, and it requires at least 1.3 (so not strictly...
  2. I'm not entirely sure. With multi-texturing...

    I'm not entirely sure. With multi-texturing (glTexEnv(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_COMBINE)), you can subtract textures, and you can scale the result by a factor of 4. Results are clamped...
  3. Depth textures only have a single channel; the...

    Depth textures only have a single channel; the vectors returned from texelFetch() will be [depth,0,0,1]. Use e.g.:


    if (depth1.r > depth2.r)
Results 1 to 3 of 3