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.rm #[ #] #H #V #F C
.IX Title "texBUF Cg"
.TH texBUF Cg "" "Cg Toolkit 2.2" "Cg Standard Library"
.UC
.SH "NAME"
\&\fBtexBUF\fR \- performs an unfiltered texture lookup in a given texture buffer sampler.
.SH "SYNOPSIS"
.IX Header "SYNOPSIS"
.Vb 1
\&  float4 texBUF(samplerBUF samp, int s)
.Ve
.Vb 1
\&  int4 texBUF(isamplerBUF samp, int s)
.Ve
.Vb 1
\&  unsigned int4 texBUF(usamplerBUF samp, int s)
.Ve
.SH "PARAMETERS"
.IX Header "PARAMETERS"
.Ip "samp" 8
.IX Item "samp"
Sampler to lookup.
.Ip "s" 8
.IX Item "s"
Coordinates to perform the lookup.
.SH "DESCRIPTION"
.IX Header "DESCRIPTION"
Performs an unfiltered texture lookup in texture buffer sampler \fIsamp\fR using coordinates \fIs\fR. 
.PP
Texture buffer samplers are created with the \fBEXT_texture_buffer_object\fR extension.  See:
.PP
.Vb 1
\&  http://developer.download.nvidia.com/opengl/specs/GL_EXT_texture_buffer_object.txt
.Ve
Texture buffer object samplers roughly correspond to the \fItbuffer\fR functionality of DirectX 10.
.SH "PROFILE SUPPORT"
.IX Header "PROFILE SUPPORT"
\&\fBtexBUF\fR is supported in gp4vp, gp4gp, and
gp4fp profiles.
.SH "SEE ALSO"
.IX Header "SEE ALSO"
tex1D, texBUFsize
