mutter/cogl/cogl/cogl-xlib-renderer-private.h

103 lines
3.3 KiB
C

/*
* Cogl
*
* A Low Level GPU Graphics and Utilities API
*
* Copyright (C) 2011 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_RENDERER_XLIB_PRIVATE_H
#define __COGL_RENDERER_XLIB_PRIVATE_H
#include <X11/Xutil.h>
#include "cogl-object-private.h"
#include "cogl-xlib-private.h"
#include "cogl-x11-renderer-private.h"
#include "cogl-context.h"
#include "cogl-output.h"
typedef struct _CoglXlibRenderer
{
CoglX11Renderer _parent;
Display *xdpy;
/* Current top of the XError trap state stack. The actual memory for
these is expected to be allocated on the stack by the caller */
CoglXlibTrapState *trap_state;
unsigned long outputs_update_serial;
XVisualInfo *xvisinfo;
} CoglXlibRenderer;
gboolean
_cogl_xlib_renderer_connect (CoglRenderer *renderer, GError **error);
void
_cogl_xlib_renderer_disconnect (CoglRenderer *renderer);
/*
* cogl_xlib_renderer_trap_errors:
* @state: A temporary place to store data for the trap.
*
* Traps every X error until _cogl_xlib_renderer_untrap_errors()
* called. You should allocate an uninitialised CoglXlibTrapState
* struct on the stack to pass to this function. The same pointer
* should later be passed to _cogl_xlib_renderer_untrap_errors().
*
* Calls to _cogl_xlib_renderer_trap_errors() can be nested as long as
* _cogl_xlib_renderer_untrap_errors() is called with the
* corresponding state pointers in reverse order.
*/
void
_cogl_xlib_renderer_trap_errors (CoglRenderer *renderer,
CoglXlibTrapState *state);
/*
* cogl_xlib_renderer_untrap_errors:
* @state: The state that was passed to _cogl_xlib_renderer_trap_errors().
*
* Removes the X error trap and returns the current status.
*
* Return value: the trapped error code, or 0 for success
*/
int
_cogl_xlib_renderer_untrap_errors (CoglRenderer *renderer,
CoglXlibTrapState *state);
CoglXlibRenderer *
_cogl_xlib_renderer_get_data (CoglRenderer *renderer);
CoglOutput *
_cogl_xlib_renderer_output_for_rectangle (CoglRenderer *renderer,
int x,
int y,
int width,
int height);
#endif /* __COGL_RENDERER_XLIB_PRIVATE_H */