mirror of
https://github.com/brl/mutter.git
synced 2024-12-27 13:22:15 +00:00
e2f5579391
If you include a file that might define __INSIDE_COGL_H__, don't undefine it if it wasn't defined in that file. This makes it possible to include for example cogl-gles2.h from some other file which defines __INSIDE_COGL_H__. https://bugzilla.gnome.org/show_bug.cgi?id=768976
97 lines
3.1 KiB
C
97 lines
3.1 KiB
C
/*
|
|
* Cogl
|
|
*
|
|
* A Low-Level GPU Graphics and Utilities API
|
|
*
|
|
* Copyright (C) 2014 Intel Corporation.
|
|
*
|
|
* Permission is hereby granted, free of charge, to any person
|
|
* obtaining a copy of this software and associated documentation
|
|
* files (the "Software"), to deal in the Software without
|
|
* restriction, including without limitation the rights to use, copy,
|
|
* modify, merge, publish, distribute, sublicense, and/or sell copies
|
|
* of the Software, and to permit persons to whom the Software is
|
|
* furnished to do so, subject to the following conditions:
|
|
*
|
|
* The above copyright notice and this permission notice shall be
|
|
* included in all copies or substantial portions of the Software.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
|
|
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
|
|
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
|
|
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
|
|
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
|
|
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
|
|
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
* SOFTWARE.
|
|
*
|
|
*
|
|
*/
|
|
|
|
#ifndef __COGL_GLX_H__
|
|
#define __COGL_GLX_H__
|
|
|
|
/* NB: this is a top-level header that can be included directly but we
|
|
* want to be careful not to define __COGL_H_INSIDE__ when this is
|
|
* included internally while building Cogl itself since
|
|
* __COGL_H_INSIDE__ is used in headers to guard public vs private api
|
|
* definitions
|
|
*/
|
|
#ifndef COGL_COMPILATION
|
|
|
|
/* Note: When building Cogl .gir we explicitly define
|
|
* __COGL_GLX_H_INSIDE__ */
|
|
#ifndef __COGL_GLX_H_INSIDE__
|
|
#define __COGL_GLX_H_INSIDE__
|
|
#endif
|
|
|
|
/* Note: When building Cogl .gir we explicitly define
|
|
* __COGL_H_INSIDE__ */
|
|
#ifndef __COGL_H_INSIDE__
|
|
#define __COGL_H_INSIDE__
|
|
#define __COGL_MUST_UNDEF_COGL_H_INSIDE_COGL_GLX_
|
|
#endif
|
|
|
|
#endif /* COGL_COMPILATION */
|
|
|
|
|
|
#include <GL/glx.h>
|
|
#include <cogl/cogl-types.h>
|
|
|
|
COGL_BEGIN_DECLS
|
|
|
|
/**
|
|
* cogl_glx_context_get_glx_context:
|
|
* @context: A #CoglContext pointer
|
|
*
|
|
* If you have done a runtime check to determine that Cogl is using
|
|
* GLX internally then this API can be used to retrieve the GLXContext
|
|
* handle that was setup internally. The result is undefined if Cogl
|
|
* is not using GLX.
|
|
*
|
|
* Return value: The internally setup GLXContext handle.
|
|
* Since: 1.18
|
|
* Stability: unstable
|
|
*/
|
|
GLXContext
|
|
cogl_glx_context_get_glx_context (CoglContext *context);
|
|
|
|
COGL_END_DECLS
|
|
|
|
/* The gobject introspection scanner seems to parse public headers in
|
|
* isolation which means we need to be extra careful about how we
|
|
* define and undefine __COGL_H_INSIDE__ used to detect when internal
|
|
* headers are incorrectly included by developers. In the gobject
|
|
* introspection case we have to manually define __COGL_H_INSIDE__ as
|
|
* a commandline argument for the scanner which means we must be
|
|
* careful not to undefine it in a header...
|
|
*/
|
|
#ifdef __COGL_MUST_UNDEF_COGL_H_INSIDE_COGL_GLX_
|
|
#warning
|
|
#undef __COGL_H_INSIDE__
|
|
#undef __COGL_GLX_H_INSIDE__
|
|
#undef __COGL_MUST_UNDEF_COGL_H_INSIDE_COGL_GLX_
|
|
#endif
|
|
|
|
#endif /* __COGL_GLX_H__ */
|