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doc/gl-docs/GL/gl/istexture.3gl

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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