93 lines
2.2 KiB
C
93 lines
2.2 KiB
C
#ifndef EGLDRIVER_INCLUDED
|
|
#define EGLDRIVER_INCLUDED
|
|
|
|
|
|
#include "egltypedefs.h"
|
|
#include "eglapi.h"
|
|
|
|
|
|
/**
|
|
* 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 */
|
|
|
|
/**
|
|
* Probe a display and return a score.
|
|
*
|
|
* Roughly,
|
|
* 50 means the driver supports the display;
|
|
* 90 means the driver can accelerate the display;
|
|
* 100 means a perfect match.
|
|
*/
|
|
EGLint (*Probe)(_EGLDriver *drv, _EGLDisplay *dpy);
|
|
|
|
/**
|
|
* Release the driver resource.
|
|
*
|
|
* It is called before dlclose().
|
|
*/
|
|
void (*Unload)(_EGLDriver *drv);
|
|
|
|
_EGLAPI API; /**< EGL API dispatch table */
|
|
};
|
|
|
|
|
|
PUBLIC _EGLDriver *
|
|
_eglMain(const char *args);
|
|
|
|
|
|
extern _EGLDriver *
|
|
_eglMatchDriver(_EGLDisplay *dpy, EGLBoolean probe_only);
|
|
|
|
|
|
extern __eglMustCastToProperFunctionPointerType
|
|
_eglGetDriverProc(const char *procname);
|
|
|
|
|
|
extern void
|
|
_eglUnloadDrivers(void);
|
|
|
|
|
|
PUBLIC void
|
|
_eglInitDriverFallbacks(_EGLDriver *drv);
|
|
|
|
|
|
PUBLIC void
|
|
_eglSearchPathForEach(EGLBoolean (*callback)(const char *, size_t, void *),
|
|
void *callback_data);
|
|
|
|
|
|
#endif /* EGLDRIVER_INCLUDED */
|