[vtkusers] vtkOpenGLTexture

van Bruggen Thomas t.vanbruggen at Dkfz-Heidelberg.de
Wed May 5 10:42:57 EDT 2010


Hello,

vtkOpenGLTexture still uses power of 2 textures and resamples all textures that are not power of 2. Since OpenGL 2.0 using power of 2 textures is not necessary anymore. This resampling introduces an unwanted interpolation in my application. During debugging it becomes obvious that not setting the "resampleNeeded" flag circumvents this problem, but there is no option to avoid resampling from outside the class.
Is there another implementation for using textures without resampling? Is there  a bug listed for this issue?

Cheers,
Thomas


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