1/**************************************************************************
2 *
3 * Copyright 2009, VMware, Inc.
4 * All Rights Reserved.
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the
8 * "Software"), to deal in the Software without restriction, including
9 * without limitation the rights to use, copy, modify, merge, publish,
10 * distribute, sub license, and/or sell copies of the Software, and to
11 * permit persons to whom the Software is furnished to do so, subject to
12 * the following conditions:
13 *
14 * The above copyright notice and this permission notice (including the
15 * next paragraph) shall be included in all copies or substantial portions
16 * of the Software.
17 *
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
19 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
20 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
21 * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
22 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
23 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
24 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
25 *
26 **************************************************************************/
27
28#ifndef DRI_DRAWABLE_H
29#define DRI_DRAWABLE_H
30
31#include "pipe/p_compiler.h"
32#include "pipe/p_format.h"
33#include "frontend/api.h"
34#include "dri_util.h"
35
36struct pipe_surface;
37struct st_framebuffer;
38struct dri_context;
39
40struct dri_drawable
41{
42   struct st_framebuffer_iface base;
43   struct st_visual stvis;
44
45   struct dri_screen *screen;
46
47   /* dri */
48   __DRIdrawable *dPriv;
49   __DRIscreen *sPriv;
50
51   __DRIbuffer old[__DRI_BUFFER_COUNT];
52   unsigned old_num;
53   unsigned old_w;
54   unsigned old_h;
55
56   struct pipe_box *damage_rects;
57   unsigned int num_damage_rects;
58
59   struct pipe_resource *textures[ST_ATTACHMENT_COUNT];
60   struct pipe_resource *msaa_textures[ST_ATTACHMENT_COUNT];
61   unsigned int texture_mask, texture_stamp;
62   int swap_interval;
63
64   struct pipe_fence_handle *throttle_fence;
65   bool flushing; /* prevents recursion in dri_flush */
66
67   /* hooks filled in by dri2 & drisw */
68   void (*allocate_textures)(struct dri_context *ctx,
69                             struct dri_drawable *drawable,
70                             const enum st_attachment_type *statts,
71                             unsigned count);
72
73   void (*update_drawable_info)(struct dri_drawable *drawable);
74
75   bool (*flush_frontbuffer)(struct dri_context *ctx,
76                             struct dri_drawable *drawable,
77                             enum st_attachment_type statt);
78
79   void (*update_tex_buffer)(struct dri_drawable *drawable,
80                             struct dri_context *ctx,
81                             struct pipe_resource *res);
82   void (*flush_swapbuffers)(struct dri_context *ctx,
83                             struct dri_drawable *drawable);
84};
85
86static inline struct dri_drawable *
87dri_drawable(__DRIdrawable * driDrawPriv)
88{
89   return (struct dri_drawable *) (driDrawPriv)
90      ? driDrawPriv->driverPrivate : NULL;
91}
92
93/***********************************************************************
94 * dri_drawable.c
95 */
96bool
97dri_create_buffer(__DRIscreen * sPriv,
98		  __DRIdrawable * dPriv,
99		  const struct gl_config * visual, bool isPixmap);
100
101void dri_destroy_buffer(__DRIdrawable * dPriv);
102
103void
104dri_drawable_get_format(struct dri_drawable *drawable,
105                        enum st_attachment_type statt,
106                        enum pipe_format *format,
107                        unsigned *bind);
108
109void
110dri_pipe_blit(struct pipe_context *pipe,
111              struct pipe_resource *dst,
112              struct pipe_resource *src);
113
114void
115dri_flush(__DRIcontext *cPriv,
116          __DRIdrawable *dPriv,
117          unsigned flags,
118          enum __DRI2throttleReason reason);
119
120extern const __DRItexBufferExtension driTexBufferExtension;
121extern const __DRI2throttleExtension dri2ThrottleExtension;
122#endif
123
124/* vim: set sw=3 ts=8 sts=3 expandtab: */
125