It might be more fruitful to ask this on the osl-dev mail list. The key to it all is what the shader code does with this data when it looks it up from the texture.
> On May 11, 2021, at 6:26 PM, Ashwin Bhat <ashwin.b...@autodesk.com> wrote: > > Hi, > > Is there an example image in https://github.com/OpenImageIO/oiio-images.git > <https://github.com/OpenImageIO/oiio-images.git> that I could use as an > example to try out maketx bumpslopes? > > I would like to compare the results from maketx –bumpslopes with > heighttonormal node in MaterialX. > https://github.com/materialx/MaterialX/blob/main/resources/Materials/TestSuite/stdlib/convolution/heighttonormal.mtlx > > <https://github.com/materialx/MaterialX/blob/main/resources/Materials/TestSuite/stdlib/convolution/heighttonormal.mtlx> > Here is sample image: > https://github.com/materialx/MaterialX/blob/main/resources/Images/plain_heightmap.png > > <https://github.com/materialx/MaterialX/blob/main/resources/Images/plain_heightmap.png> > > Thanks > Ashwin > -- Larry Gritz l...@larrygritz.com
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