mutter/cogl/cogl/cogl-egl.h
Niels De Graef 3a4a858ce3 cogl: use G_BEGIN_DECLS instead of COGL_BEGIN_DECLS
This macro was introduced so as to be able to be built without GLib.
However, this feature was long ago removed, and in Mutter we depend on
it anyway, so let's get rid of it in favor of more consistency.
2018-11-23 08:55:43 +01:00

119 lines
3.8 KiB
C

/*
* Cogl
*
* A Low Level GPU Graphics and Utilities API
*
* Copyright (C) 2007,2008,2009,2010 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_EGL_H__
#define __COGL_EGL_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_EGL_H_INSIDE__ */
#ifndef __COGL_EGL_H_INSIDE__
#define __COGL_EGL_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_EGL__
#endif
#endif /* COGL_COMPILATION */
#include <cogl/cogl-egl-defines.h>
#include <cogl/cogl-types.h>
G_BEGIN_DECLS
/**
* cogl_egl_context_get_egl_display:
* @context: A #CoglContext pointer
*
* If you have done a runtime check to determine that Cogl is using
* EGL internally then this API can be used to retrieve the EGLDisplay
* handle that was setup internally. The result is undefined if Cogl
* is not using EGL.
*
* Note: The current window system backend can be checked using
* cogl_renderer_get_winsys_id().
*
* Return value: The internally setup EGLDisplay handle.
* Since: 1.8
* Stability: unstable
*/
EGLDisplay
cogl_egl_context_get_egl_display (CoglContext *context);
/**
* cogl_egl_context_get_egl_context:
* @context: A #CoglContext pointer
*
* If you have done a runtime check to determine that Cogl is using
* EGL internally then this API can be used to retrieve the EGLContext
* handle that was setup internally. The result is undefined if Cogl
* is not using EGL.
*
* Note: The current window system backend can be checked using
* cogl_renderer_get_winsys_id().
*
* Return value: The internally setup EGLDisplay handle.
* Since: 1.18
* Stability: unstable
*/
EGLContext
cogl_egl_context_get_egl_context (CoglContext *context);
G_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_EGL__
#undef __COGL_H_INSIDE__
#undef __COGL_EGL_H_INSIDE__
#undef __COGL_MUST_UNDEF_COGL_H_INSIDE_COGL_EGL__
#endif
#endif /* __COGL_EGL_H__ */