glDepthMask

Name 函数名

glDepthMask — enable or disable writing into the depth buffer 允许或禁止向深度缓冲区写入数据

C Specification C风格描述

void glDepthMask(GLboolean  flag);

Parameters 参数

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.指定是否允许向深度缓冲区写入数据。如果flag是GL_FLASE，那么向深度缓冲区写入是禁止的。否则，就是允许的。初始时，是允许向深度缓冲区写入数据的。

Description 描述

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. glDepthMask指定是否允许向深度缓冲区写入数据。如果flag是GL_FLASE，那么向深度缓冲区写入是禁止的。否则，就是允许的。初始时，是允许向深度缓冲区写入数据的。

Errors

GL_INVALID_OPERATION is generated if glDepthMask is executed between the execution of glBegin and the corresponding execution of glEnd.如果在glBegin和glEnd之间执行glDepthMask，会产生GL_INVALID_OPERATION。

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/.