On 10.09.21 01:40, Samuel B. wrote:
> Unfortunately, the bump maps appear to be 8-bit grayscale, not 16-bit. Even
> though IrfanView reports a 16-bit format, my tests in POV-Ray showed major
> terracing artifacts like you would expect from a lower bit depth. (Not seen here
> because I kept the resolution below a certain size). I should probably try the
> maps them out in other programs to see if POV is at fault, although I doubt it
Is there anywhere on the Web a tool to convert 16-bit PNGs to 16-bit
(red/green) POV-Ray heightfields?
Or any other way to handle 16-bit png in POV-Ray, i. e. so that
eval_pigment() actually reads in 65536 rather than 256 different gray
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