glBlendEquation

specify the equation used for both the RGB blend equation and the Alpha blend equation

Signature

glBlendEquation( GLenum ( mode ) )-> void
glBlendEquation( mode )
glBlendEquationi( GLuint ( buf ) , GLenum ( mode ) )-> void
glBlendEquationi( buf , mode )

Parameters

VariablesDescription
buf
for glBlendEquationi , specifies the index of the draw buffer for which to set the blend equation.
mode
specifies how source and destination colors are combined. It must be GL_FUNC_ADD , GL_FUNC_SUBTRACT , GL_FUNC_REVERSE_SUBTRACT , GL_MIN , GL_MAX .