Returns the state of backfacing filled polygon removal.
Int32 getbackface( )
The getbackface subroutine returns the state of backfacing filled polygon removal. If backface removal is on, the system draws only those polygons that face the viewer.
Note: This subroutine cannot be used to add to a display list.
This subroutine is part of GL in the AIXwindows Environment/6000 Version 1, Release 2 with AIXwindows/3D Feature.
|/usr/include/gl/gl.h||Contains C language constant and variable type definitions for GL.|
|/usr/include/gl/fgl.h||Contains FORTRAN constant and variable type definitions for GL.|
Allowing or suppressing the display of backfacing polygons with the backface subroutine.
AIX Graphics Library Overview, Querying the System, and Removing Hidden Surfaces.