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'''OpenGL extension ARB.texture_env_dot3
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:
http://oss.sgi.com/projects/ogl-sample/registry/ARB/texture_env_dot3.txt
Automatically generated by the get_gl_extensions script, do not edit!
'''
from OpenGL import platform, constants, constant, arrays
from OpenGL import extensions
from OpenGL.GL import glget
import ctypes
EXTENSION_NAME = 'GL_ARB_texture_env_dot3'
GL_DOT3_RGB_ARB = constant.Constant( 'GL_DOT3_RGB_ARB', 0x86AE )
GL_DOT3_RGBA_ARB = constant.Constant( 'GL_DOT3_RGBA_ARB', 0x86AF )
def glInitTextureEnvDot3ARB():
'''Return boolean indicating whether this extension is available'''
return extensions.hasGLExtension( EXTENSION_NAME )
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