1991-2006 Silicon Graphics, Inc.

glBlendColor

3G

glBlendColor

set the blend color

# C Specification

                    void glBlendColor
                    GLclampf red
                    GLclampf green
                    GLclampf blue
                    GLclampf alpha

## Parameters

`red`

`green`

`blue`

`alpha`

- specify the components of `GL_BLEND_COLOR`

## Description

The `GL_BLEND_COLOR` may be used to calculate the source and destination blending factors. The color components are clamped to the range 0 1 before being stored. See

glBlendFunc

for a complete description of the blending operations. Initially the `GL_BLEND_COLOR` is set to (0, 0, 0, 0).

## Associated Gets

glGet

with an argument of `GL_BLEND_COLOR`

## See Also

glBlendEquation

,

glBlendFunc

,

glGetString

## Copyright

Copyright 1991-2006 Silicon Graphics, Inc. This document is licensed under the SGI Free Software B License. For details, see http://oss.sgi.com/projects/FreeB/.