UNTITLED LOCAL UNTITLED
NAMEglutLayerGet — Allows you to get some overlay state/option variables.
LIBRARY
OpenGLUT - overlays
SYNOPSIS
#include <openglut.h>
int
glutLayerGet(GLenum eWhat);
PARAMETERS
eWhat Enumerated parameter ID.
DESCRIPTION
Returns some useful information about layers. Or, it would be useful if
layers were implemented... eWhat may be given any of the following
values:
- GLUT_HAS_OVERLAY
- GLUT_LAYER_IN_USE
- GLUT_NORMAL_DAMAGED
0 unless the window system has told us that the normal layer is damaged
(glutPostRedisplay() does not affect this).
- GLUT_OVERLAY_DAMAGED
-1 if no layer in use.
- GLUT_OVERLAY_POSSIBLE
- GLUT_TRANSPARENT_INDEX
-1 if no layer in use.
All information relates to the current window and any overlay that it
may have.
SEE ALSOglutSetOption(3)glutGet(3)glutDeviceGet(3)glutGetModifiers(3)
Epoch