select active texture unit
Deprecation Notice
Note that this function has been marked deprecated in the OpenGL 3.0 specification.
You should not be using this function in new code, though it will likely be supported
by most implementations via the GL_ARB_compatibility extension.
For more information on OpenGL 3.x deprecations, see the
deprecations page.
Signature
Parameters
| Variables | Description |
|---|---|
| texture |
Specifies which texture unit to make active. The number
of texture units is implementation dependent, but must be at least
two.
texture
must be one of
GL_TEXTURE
,
where i ranges from 0 to the value of
GL_MAX_TEXTURE_COORDS
- 1, which is an
implementation-dependent value. The initial value is
GL_TEXTURE0
.
|
Description
glClientActiveTexture
selects the vertex array client state parameters to be modified by
glTexCoordPointer
, and enabled or disabled with
glEnableClientState
or
glDisableClientState
, respectively,
when called with a parameter of
GL_TEXTURE_COORD_ARRAY
.
Notes
glClientActiveTexture
is supported only if the GL version is 1.3 or greater, or
ARB_multitexture
is included in the string returned by
glGetString
when called with the argument
GL_EXTENSIONS
.
Errors
GL_INVALID_ENUM
is generated if
texture
is not one of
GL_TEXTURE
,
where
i ranges from 0 to the value of
GL_MAX_TEXTURE_COORDS
- 1.
Associated Gets
See Also
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/
.