xenocara/doc/gl-docs/GL/gl/istexture.3gl
2006-11-29 17:00:35 +00:00

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'\" e
'\"! eqn | mmdoc
'\"macro stdmacro
.ds Vn Version 1.2
.ds Dt 24 September 1999
.ds Re Release 1.2.1
.ds Dp Jan 14 18:30
.ds Dm 01 istexture
.ds Xs 34777 3 istexture.gl
.TH GLISTEXTURE 3G
.SH NAME
.B "glIsTexture
\- determine if a name corresponds to a texture
.SH C SPECIFICATION
GLboolean \f3glIsTexture\fP(
GLuint \fItexture\fP )
.nf
.fi
.SH PARAMETERS
.TP \w'\f2texture\fP\ \ 'u
\f2texture\fP
Specifies a value that may be the name of a texture.
.SH DESCRIPTION
\%\f3glIsTexture\fP returns \%\f3GL_TRUE\fP if \f2texture\fP is currently the name of a texture.
If \f2texture\fP is zero, or is a non-zero value that is not currently the
name of a texture, or if an error occurs, \%\f3glIsTexture\fP returns \%\f3GL_FALSE\fP.
.SH NOTES
\%\f3glIsTexture\fP is available only if the GL version is 1.1 or greater.
.SH ERRORS
\%\f3GL_INVALID_OPERATION\fP is generated if \%\f3glIsTexture\fP is executed
between the execution of \%\f3glBegin\fP and the corresponding
execution of \%\f3glEnd\fP.
.SH SEE ALSO
\%\f3glBindTexture(3G)\fP,
\%\f3glCopyTexImage1D(3G)\fP,
\%\f3glCopyTexImage2D(3G)\fP,
\%\f3glDeleteTextures(3G)\fP,
\%\f3glGenTextures(3G)\fP,
\%\f3glGet(3G)\fP,
\%\f3glGetTexParameter(3G)\fP,
\%\f3glTexImage1D(3G)\fP,
\%\f3glTexImage2D(3G)\fP,
\%\f3glTexImage3D(3G)\fP,
\%\f3glTexParameter(3G)\fP