Sorry but I didn't quite catch that. What do you mean by "but I thing you need to use GL_RGBA_INTEGER_EXT as source" Alternatively, how can I replace the macros in that setImage function call?
2016-07-19 8:45 GMT+01:00 Sebastian Messerschmidt < sebastian.messerschm...@gmx.de>: > Hi, > > Your internal format needs to be 16bit per channel to I think, so > GL_UNSIGNED_INT_8_8_8_8_REV might be inappropriate. > GL_R16UI might do, but I thing you need to use GL_RGBA_INTEGER_EXT as > source. Alternatively you can use GL_LUMINANCE with GL_LUMINACE16F. > > What exactly are you doing with the image? > > Cheers > Sebastian > > Hello, > > I have a 16bit per channel, 4 channel, image. The format is short > (uint16_t). Note that this image is scaled to the full 16bit depth [0, > 65536] > > > I have this code that works well for a 8bit, 4 channel image: > > osg::ref_ptr<osg::Image> image = new osg::Image(); > image->setImage(ImageSize, ImageSize,1, > GL_RGBA8, > GL_RGBA, > GL_UNSIGNED_INT_8_8_8_8_REV, > MyDataPtr, > osg::Image::NO_DELETE); > > > > Now I want to por this to 16bit depth. > How is this done? > > I tried > > image->setImage(ImageSize, ImageSize,1, > GL_RGBA16UI, > GL_RGBA, > GL_UNSIGNED_INT_8_8_8_8_REV, > MyDataPtr, > osg::Image::NO_DELETE); > > But this yields all black textures. How can I do this without converting > my 16bit image pixel data? > > > _______________________________________________ > osg-users mailing > listosg-users@lists.openscenegraph.orghttp://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org > > > > _______________________________________________ > osg-users mailing list > osg-users@lists.openscenegraph.org > http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org > >
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