Volume Sample Float - Arnold for Houdini
Further Reading |
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See Volume Sample Float in the Arnold User Guide |
The volume_sample_float shader will sample a volume channel of the new volume API. It should be plugged into one of the components of the standard_volume shader if you need to further edit the result of the reading of a channel, for instance to color correct it, etc.
Remap
These are useful parameters to remap the float sampled values to an arbitrary range. The operations are applied in the same order as the parameters.