OpenGL extension ARB.texture_env_dot3
This module customises the behaviour of the OpenGL.raw.GL.ARB.texture_env_dot3 to provide a more Python-friendly API
Overview (from the spec)
Adds new operation to the texture combiner operations.
DOT3_RGB_ARB Arg0 <dotprod> Arg1 DOT3_RGBA_ARB Arg0 <dotprod> Arg1
where Arg0, Arg1 are specified by <params> parameter of TexEnvf, TexEnvi, TexEnvfv, and TexEnviv when the <pname> parameter value is SOURCE0_RGB_ARB and SOURCE1_RGB_ARB.
The official definition of this extension is available here:



GL_DOT3_RGB_ARB (34478)
GL_DOT3_RGBA_ARB (34479)