NAME¶
gl_TessCoord - contains the coordinate of the vertex within the current patch
DECLARATION¶
in vec3 gl_TessCoord ;.SH "DESCRIPTION"
Available only in the tessellation cevaluation language,
gl_TessCoord
specifies the three component (u, v, w) vector identifying the position of the
vertex being processed by the shader relative to the primitive being
tessellated.
VERSION SUPPORT¶
|
OpenGL Shading Language Version |
|
|
|
|
|
|
|
|
|
|
|
Function Name |
1.10 |
1.20 |
1.30 |
1.40 |
1.50 |
3.30 |
4.00 |
4.10 |
4.20 |
4.30 |
4.40 |
4.50 |
gl_TessCoord |
- |
- |
- |
- |
- |
- |
✔ |
✔ |
✔ |
✔ |
✔ |
✔ |
SEE ALSO¶
gl_TessLevelOuter(),
gl_TessLevelInner(),
gl_PatchVerticesIn()
COPYRIGHT¶
Copyright © 2011-2014 Khronos Group. This material may be distributed
subject to the terms and conditions set forth in the Open Publication License,
v 1.0, 8 June 1999.
http://opencontent.org/openpub/.
COPYRIGHT¶
Copyright © 2011-2014 Khronos Group