1991-2006 Silicon Graphics, Inc.
glDepthMask 3G
glDepthMask enable or disable writing into the depth buffer

## C Specification

void `glDepthMask` GLboolean flag

## Parameters

flag

  Specifies whether the depth buffer is enabled for writing. If flag is `GL_FALSE`, depth buffer writing is disabled. Otherwise, it is enabled. Initially, depth buffer writing is enabled.

## Description

`glDepthMask` specifies whether the depth buffer is enabled for writing. If flag is `GL_FALSE`, depth buffer writing is disabled. Otherwise, it is enabled. Initially, depth buffer writing is enabled.

## Errors

`GL_INVALID_OPERATION` is generated if `glDepthMask` is executed between the execution of glBegin and the corresponding execution of glEnd.

## Associated Gets

glGet with argument `GL_DEPTH_WRITEMASK`

## See Also

glColorMask, glDepthFunc, glDepthRange, glIndexMask, glStencilMask

## Copyright

Copyright 1991-2006 Silicon Graphics, Inc. This document is licensed under the SGI Free Software B License. For details, see http://oss.sgi.com/projects/FreeB/.