Houdini 22.0 Nodes Compositing nodes
Convert a grayscale image into a normal map
Converting a grayscale image into a normal map is a common task in game development workflows.
Note
Replaced by 
Height to Normal COP in Copernicus.
Strength
Modulates the intensity of the normal resulting normal map.
Blur Strength
Additional blurring that can be used to fake beveling in the normal map
Flip X
Invert the Red Channel
Flip Y
Invert the Green Channel, useful in case your renderer is expecting a different type of normal map.
Imports geometry attributes as image planes using a UV attribute
Generates a blackbody ramp, or colorizes a black and white image with a blackbody ramp
Converts a single mosaic (flipbook/subuv) image into a sequence of sub images based on the frame
Generates a texture that can be used as a simple resolution checkerboard
Simple Helper Node to generate the default Normal Color
Overlays 2 normal maps together
Convert a grayscale image into a normal map
Invert individual channels on an image
Adjusts black point, white point, and midrange to increase, balance, or decrease contrast on a Normal Map.
Rotates a normal map while correcting recalculating it’s internal vectors
Ensures the normal map is balanced in a unit vector
Load Substance Archive (SBSAR) Files into COPs