Create color variation from EXR file in COPs, wedge, PDG in Houdini

Create color variation from EXR file in COPs, wedge, PDG

add some geo, give it a bright (red) color and render as .exr go to /img context add image network old and dive inside add topnet and dive inside add file pattern node pattern: $HIP/render/* add wedge node wedge count: 20 wedge attributes: 1 attribute name: color attribute type: integer wedge type: value list values: 20 1st: 0 2nd: 18 3rd: 18*2 4th: 18*3 ... 20th: 18*19 add rop composite output node and dive inside add hsv node hue shift: @color set orange and blue output flags on hsv node go back up click on the rop composite node, press shift - v to create items shift - v to cook shift - d to delete (add more wedge nodes for value shift etc.)