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.