The Octane Texture Layer nodes allow you to use a composite stack to combine textures with various effects.  These nodes are used with Composite Texture node (Figure 2).

Blend

    • Layer Group
    • Composite Texture Layer

Effects - color

    • Adjust brightness
    • Adjust color balance
    • Adjust contrast
    • Adjust exposure
    • Adjust hue
    • Adjust lightness
    • Adjust saturation
    • Adjust saturation (HSL)
    • Adjust white balance
    • Apply gamma curve
    • Apply gradient map
    • Apply LUT
    • Convert to grayscale

Effects - opacity

    • Mask with layer group

Operators

    • Channel mixer
    • Clamp
    • Comparison
    • Map range
    • Math (binary)
    • Math (unary)
    • Threshold

Utility

    • Texture layer switch

Figure 1: Octane Texture Layer Node List


Figure 2: Composite Texture Node is used to combine multiple Texture Layer Nodes before feeding to a Universal Material Albedo pin