The Clamp node allows for the setting of min and max color ranges of a texture layer.


Clamp

Figure 1: Clamp Node


Clamp Parameters

Enabled - Whether this layer is applied or skipped.

Attach to layer - When selected, this layer modifies the input of the next lower layer that is not itself attached to a layer. Otherwise, it applies to the output of the next lower layer.

Minimum - Set lowest color value.

Maximum - Set highest color value.

Channels - The channels to which to apply the operation (others are left unmodified).

Opacity - The opacity channel used to control the transparency of this layer.

Blend mode - The blend mode used to mix the RGB values of this layer with those of the background.