Name
glTexCoord — set the current texture coordinates
C Specification
void glTexCoord1s( | GLshort | s); |
void glTexCoord1i( | GLint | s); |
void glTexCoord1f( | GLfloat | s); |
void glTexCoord1d( | GLdouble | s); |
void glTexCoord2s( | GLshort | s, |
| | GLshort | t); |
void glTexCoord2i( | GLint | s, |
| | GLint | t); |
void glTexCoord2f( | GLfloat | s, |
| | GLfloat | t); |
void glTexCoord2d( | GLdouble | s, |
| | GLdouble | t); |
void glTexCoord3s( | GLshort | s, |
| | GLshort | t, |
| | GLshort | r); |
void glTexCoord3i( | GLint | s, |
| | GLint | t, |
| | GLint | r); |
void glTexCoord3f( | GLfloat | s, |
| | GLfloat | t, |
| | GLfloat | r); |
void glTexCoord3d( | GLdouble | s, |
| | GLdouble | t, |
| | GLdouble | r); |
void glTexCoord4s( | GLshort | s, |
| | GLshort | t, |
| | GLshort | r, |
| | GLshort | q); |
void glTexCoord4i( | GLint | s, |
| | GLint | t, |
| | GLint | r, |
| | GLint | q); |
void glTexCoord4f( | GLfloat | s, |
| | GLfloat | t, |
| | GLfloat | r, |
| | GLfloat | q); |
void glTexCoord4d( | GLdouble | s, |
| | GLdouble | t, |
| | GLdouble | r, |
| | GLdouble | q); |
Parameters
s, t, r, q
Specify s, t, r, and q texture coordinates.
Not all parameters are present in all forms of the command.
C Specification
void glTexCoord1sv( | const GLshort * | v); |
void glTexCoord1iv( | const GLint * | v); |
void glTexCoord1fv( | const GLfloat * | v); |
void glTexCoord1dv( | const GLdouble * | v); |
void glTexCoord2sv( | const GLshort * | v); |
void glTexCoord2iv( | const GLint * | v); |
void glTexCoord2fv( | const GLfloat * | v); |
void glTexCoord2dv( | const GLdouble * | v); |
void glTexCoord3sv( | const GLshort * | v); |
void glTexCoord3iv( | const GLint * | v); |
void glTexCoord3fv( | const GLfloat * | v); |
void glTexCoord3dv( | const GLdouble * | v); |
void glTexCoord4sv( | const GLshort * | v); |
void glTexCoord4iv( | const GLint * | v); |
void glTexCoord4fv( | const GLfloat * | v); |
void glTexCoord4dv( | const GLdouble * | v); |
Parameters
v
Specifies a pointer to an array of one, two, three, or four elements,
which in turn specify the
s,
t,
r, and
q texture coordinates.
Description
glTexCoord specifies texture coordinates in
one,
two,
three, or
four dimensions.
glTexCoord1 sets the current texture coordinates to
s
0
0
1
;
a call to
glTexCoord2 sets them to
s
t
0
1
.
Similarly, glTexCoord3 specifies the texture coordinates as
s
t
r
1
,
and
glTexCoord4 defines all four components explicitly as
s
t
r
q
.
The current texture coordinates are part of the data
that is associated with each vertex and with the current
raster position.
Initially, the values for
s,
t,
r, and
q
are (0, 0, 0, 1).
Notes
The current texture coordinates can be updated at any time.
In particular,
glTexCoord can be called between a call to glBegin and the corresponding
call to glEnd.
When the ARB_imaging extension is supported, glTexCoord always
updates texture unit GL_TEXTURE0.
Associated Gets
glGet with argument GL_CURRENT_TEXTURE_COORDS
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/.
