Scroll to navigation

GLUTLAYERGET(3) Library Functions Manual (local) GLUTLAYERGET(3)

NAME

glutLayerGetAllows 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 ALSO

glutSetOption(3) glutGet(3) glutDeviceGet(3) glutGetModifiers(3)