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Thread: any trick to accelerate vecter normalize?

  1. #11
    a index to access array.

  2. #12
    Senior Member
    Join Date
    May 2006
    Posts
    353
    For cube map normalization you just use the 3d vector you want to normalize as texture coordinates.
    Georg Kolling, Imagination Technologies
    Please ask questions specific to PowerVR hardware or SDKs on the PowerVR Insider Forum
    DevTech@imgtec.com | http://www.powervrinsider.com

  3. #13
    hi Xmas:
    you are right, my OpenGL ES implement is a software solution
    cube map normalization need : find the maximun magnitude of vector and
    reciprocal operation.

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