glCullFace: specify whether front- or back-facing facets can be
C Specification |
Associated Gets |
glCullFace specifies whether front- or back-facing facets are culled
(as specified by mode) when facet culling is enabled. Facet
culling is initially disabled. To enable and disable facet culling, call the
glEnable and glDisable commands with the argument
GL_CULL_FACE. Facets include triangles, quadrilaterals,
polygons, and rectangles.
- Specifies whether front- or back-facing facets are candidates for culling.
Symbolic constants GL_FRONT, GL_BACK, and
GL_FRONT_AND_BACK are accepted. The initial value is
glFrontFace specifies which of the
clockwise and counterclockwise facets are front-facing and back-facing. See
If mode is GL_FRONT_AND_BACK, no facets are
drawn, but other primitives such as points and lines are drawn.
glIsEnabled with argument
- GL_INVALID_ENUM is generated if mode is
not an accepted value.
- GL_INVALID_OPERATION is generated if glCullFace is executed between the
execution of glBegin and the
corresponding execution of glEnd.
glGet with argument