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Type: Posts; User: FranzderBauer

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    Thanks for your help! Now the interpolation...

    Thanks for your help!
    Now the interpolation works just fine! After trying to calculate the correct indices for every adjacent face combination I realized that texel duplication at the borders is...
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    Well it's not that bad. I want to interpolate a...

    Well it's not that bad. I want to interpolate a cubemap, not a 3d texture, so it is 16 texture accesses, not 64. I am doing a virtual globe rendering where a cubemap stores the coarse detail and the...
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    Bicubic cubemap filtering

    Hi all,

    As the title suggest, I try to do bicubically filtered texture accesses in a cubemap by manually computing the weights and required texel reads in a shader. It works quite well except for...
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    Thanks again for the quick reply! This forum is...

    Thanks again for the quick reply! This forum is really helpful :)

    It sounds logical for the atomic functions to always return the old value, I agree on that. Probably the following quote is just a...
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    Hm I thought I did understand how atomicCompSwap...

    Hm I thought I did understand how atomicCompSwap works, but I was wrong.

    There are two points that I dont' get:

    1) The documentation says that the return value of atomicCompSwap is the new...
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    Ahhh thanks for the clarification! You were...

    Ahhh thanks for the clarification!
    You were right, of course. Now I am using a macro instead of a function and everything works as expected. Tank you!
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    atomicCompSwap

    Hi there,

    These days I played with OpenGL Compute Shaders and atomic operations. Unfortunately, the GLSL compiler keeps complaining about my use of the function atomicCompSwap.
    It claims "0(63) :...
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