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/**************************************************************************
*
* Copyright 2008 VMware, Inc.
* Copyright 2009-2010 Chia-I Wu <olvaffe@gmail.com>
* Copyright 2010-2011 LunarG, Inc.
* All Rights Reserved.
*
* 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, sub license, 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 (including the
* next paragraph) 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 EGLDRIVER_INCLUDED
#define EGLDRIVER_INCLUDED
#include "c99_compat.h"
#include "egltypedefs.h"
#include "eglapi.h"
#include <stddef.h>
#ifdef __cplusplus
extern "C" {
#endif
/**
* Define an inline driver typecast function.
*
* Note that this macro defines a function and should not be ended with a
* semicolon when used.
*/
#define _EGL_DRIVER_TYPECAST(drvtype, egltype, code) \
static inline struct drvtype *drvtype(const egltype *obj) \
{ return (struct drvtype *) code; }
/**
* Define the driver typecast functions for _EGLDriver, _EGLDisplay,
* _EGLContext, _EGLSurface, and _EGLConfig.
*
* Note that this macro defines several functions and should not be ended with
* a semicolon when used.
*/
#define _EGL_DRIVER_STANDARD_TYPECASTS(drvname) \
_EGL_DRIVER_TYPECAST(drvname ## _driver, _EGLDriver, obj) \
/* note that this is not a direct cast */ \
_EGL_DRIVER_TYPECAST(drvname ## _display, _EGLDisplay, obj->DriverData) \
_EGL_DRIVER_TYPECAST(drvname ## _context, _EGLContext, obj) \
_EGL_DRIVER_TYPECAST(drvname ## _surface, _EGLSurface, obj) \
_EGL_DRIVER_TYPECAST(drvname ## _config, _EGLConfig, obj)
typedef _EGLDriver *(*_EGLMain_t)(const char *args);
/**
* Base class for device drivers.
*/
struct _egl_driver
{
const char *Name; /**< name of this driver */
/**
* Release the driver resource.
*
* It is called before dlclose().
*/
void (*Unload)(_EGLDriver *drv);
_EGLAPI API; /**< EGL API dispatch table */
};
extern _EGLDriver *
_eglBuiltInDriverGALLIUM(const char *args);
extern _EGLDriver *
_eglBuiltInDriverDRI2(const char *args);
extern _EGLDriver *
_eglBuiltInDriverGLX(const char *args);
extern _EGLDriver *
_eglMain(const char *args);
extern _EGLDriver *
_eglMatchDriver(_EGLDisplay *dpy, EGLBoolean test_only);
extern __eglMustCastToProperFunctionPointerType
_eglGetDriverProc(const char *procname);
extern void
_eglUnloadDrivers(void);
/* defined in eglfallbacks.c */
extern void
_eglInitDriverFallbacks(_EGLDriver *drv);
extern void
_eglSearchPathForEach(EGLBoolean (*callback)(const char *, size_t, void *),
void *callback_data);
#ifdef __cplusplus
}
#endif
#endif /* EGLDRIVER_INCLUDED */
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