Directional Description Name class Tinman.Pixel.Directional Derived from Pixel Computes a directional lighting term from the input buffer pixels and the light color and adds the resulting color to the pixels in the output buffer. Fields / Required source Type Pixel Constraint # != null The input buffer. Fields / Optional color Type Tinman.Color Default {Color.Name: White} The directional light color. vector Type Vec3 Default {Vec3: 1, 1, -2} The light direction vector (does not need to be of unit length). The image X- and Y-axes form a left-handed coordinates system when combined with the Z-axis. Coverage Displacement