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/*
 * Mesa 3-D graphics library
 * Version:  7.8
 *
 * Copyright (C) 2009-2010 Chia-I Wu <olv@0xlab.org>
 *
 * 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
 * BRIAN PAUL 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 _X11_SCREEN_H_
#define _X11_SCREEN_H_

#include <X11/Xlib.h>
#include <X11/Xutil.h>
#include <X11/extensions/dri2tokens.h>
#include "pipe/p_compiler.h"
#include "common/native.h"

enum x11_screen_extension {
   X11_SCREEN_EXTENSION_XSHM,
   X11_SCREEN_EXTENSION_GLX,
   X11_SCREEN_EXTENSION_DRI2,
};

/* the same as DRI2Buffer */
struct x11_drawable_buffer {
   unsigned int attachment;
   unsigned int name;
   unsigned int pitch;
   unsigned int cpp;
   unsigned int flags;
};

struct x11_screen;

struct x11_screen *
x11_screen_create(Display *dpy, int screen);

void
x11_screen_destroy(struct x11_screen *xscr);

boolean
x11_screen_support(struct x11_screen *xscr, enum x11_screen_extension ext);

const XVisualInfo *
x11_screen_get_visuals(struct x11_screen *xscr, int *num_visuals);

void
x11_screen_convert_visual(struct x11_screen *xscr, const XVisualInfo *visual,
                          __GLcontextModes *mode);

const __GLcontextModes *
x11_screen_get_glx_configs(struct x11_screen *xscr);

const __GLcontextModes *
x11_screen_get_glx_visuals(struct x11_screen *xscr);

const char *
x11_screen_probe_dri2(struct x11_screen *xscr);

int
x11_screen_enable_dri2(struct x11_screen *xscr, const char *driver);

__GLcontextModes *
x11_context_modes_create(unsigned count);

void
x11_context_modes_destroy(__GLcontextModes *modes);

unsigned
x11_context_modes_count(const __GLcontextModes *modes);

void
x11_drawable_enable_dri2(struct x11_screen *xscr,
                         Drawable drawable, boolean on);

void
x11_drawable_copy_buffers(struct x11_screen *xscr, Drawable drawable,
                          int x, int y, int width, int height,
                          int src_buf, int dst_buf);

struct x11_drawable_buffer *
x11_drawable_get_buffers(struct x11_screen *xscr, Drawable drawable,
                         int *width, int *height, unsigned int *attachments,
                         boolean with_format, int num_ins, int *num_outs);

uint
x11_drawable_get_depth(struct x11_screen *xscr, Drawable drawable);

#endif /* _X11_SCREEN_H_ */