Section: Misc. Reference Manual Pages (3G)
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- set the blend color
GLclampf alpha )
- red, green, blue, alpha
specify the components of GL_BLEND_COLOR
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
Initially the GL_BLEND_COLOR is set to (0, 0, 0, 0).
glBlendColor is part of the GL_ARB_imaging subset. glBlendColor is present only
if GL_ARB_imaging is returned when glGetString is called with
GL_EXTENSIONS as its argument.
GL_INVALID_OPERATION is generated if glBlendColor is executed
between the execution of glBegin and the corresponding
execution of glEnd.
glGet with an argument of GL_BLEND_COLOR
- C SPECIFICATION
- ASSOCIATED GETS
- SEE ALSO
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