Is it possible to have an hdri environment map in OpenGL as oppose to the cube map?
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Environmrnt maps in OpenGL
Started by Alienizer, Apr 13 2012 03:25 PM
2 replies to this topic
#2
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Posted 14 April 2012 - 09:09 AM
Have a read of http://www.smetz.fr/.../hdr_opengl.pdf
Be aware that some opengl platforms limit the size of textures, hell if you end up doing opengles coding the limits can be nasty.
I know one device that only supports 256 pixels, anything bigger is truncated.
Be aware that some opengl platforms limit the size of textures, hell if you end up doing opengles coding the limits can be nasty.
I know one device that only supports 256 pixels, anything bigger is truncated.
#3
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Posted 15 April 2012 - 01:13 AM
oh! so it's more complicated than I thought! Thanks for the paper, I'll study it.
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