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glClearStencil function

The glClearStencil function specifies the clear value for the stencil buffer.

Syntax


void WINAPI glClearStencil(
   GLint s
);

Parameters

s

The index used when the stencil buffer is cleared. The default value is zero.

Return value

This function does not return a value.

Error codes

The following error code can be retrieved by the glGetError function.

NameMeaning
GL_INVALID_OPERATION

The function was called between a call to glBegin and the corresponding call to glEnd.

Error codes

The following error code can be retrieved by the glGetError function.

NameMeaning
GL_INVALID_OPERATION

The function was called between a call to glBegin and the corresponding call to glEnd.

Remarks

The glClearStencil function specifies the index used by glClear to clear the stencil buffer. The s parameter is masked with 2m  - 1, where m is the number of bits in the stencil buffer.

The following functions retrieve information related to the glClearStencil function:

glGet with argument GL_STENCIL_CLEAR_VALUE

glGet with argument GL_STENCIL_BITS

Requirements

Minimum supported client

Windows 2000 Professional [desktop apps only]

Minimum supported server

Windows 2000 Server [desktop apps only]

Header

Gl.h

Library

Opengl32.lib

DLL

Opengl32.dll

See also

glBegin
glClear
glEnd
glGet

 

 

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