wireblinn VEX function

Context: surface

See also: wirediffuse, Writing a PBR shader

  1. bsdf wireblinn(vector tangent, float exponent)

Blinn function defined around a tangent vector. You can use this to produce the average specular illumination for thin wire-like primitives such as hair.

  • tangent – tangent vector along the hair.

  • exponent – blinn exponent.