gl_TessCoord — contains the coordinate of the vertex within the current patch
in vec3 gl_TessCoord;
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.
Variable | Version 1.10 | Version 1.20 | Version 1.30 | Version 1.40 | Version 1.50 | Version 3.30 | Version 4.00 | Version 4.10 |
---|---|---|---|---|---|---|---|---|
gl_TessCoord | - | - | - | - | - | - | Y | Y |
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