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
35struct pipe_surface;
36struct st_framebuffer;
37struct dri_context;
38
39struct dri_drawable
40{
41   struct st_framebuffer_iface base;
42   struct st_visual stvis;
43
44   struct dri_screen *screen;
45
46   /* dri */
47   __DRIdrawable *dPriv;
48   __DRIscreen *sPriv;
49
50   __DRIbuffer old[__DRI_BUFFER_COUNT];
51   unsigned old_num;
52   unsigned old_w;
53   unsigned old_h;
54
55   struct pipe_box *damage_rects;
56   unsigned int num_damage_rects;
57
58   struct pipe_resource *textures[ST_ATTACHMENT_COUNT];
59   struct pipe_resource *msaa_textures[ST_ATTACHMENT_COUNT];
60   unsigned int texture_mask, texture_stamp;
61
62   struct pipe_fence_handle *throttle_fence;
63   bool flushing; /* prevents recursion in dri_flush */
64
65   /* hooks filled in by dri2 & drisw */
66   void (*allocate_textures)(struct dri_context *ctx,
67                             struct dri_drawable *drawable,
68                             const enum st_attachment_type *statts,
69                             unsigned count);
70
71   void (*update_drawable_info)(struct dri_drawable *drawable);
72
73   bool (*flush_frontbuffer)(struct dri_context *ctx,
74                             struct dri_drawable *drawable,
75                             enum st_attachment_type statt);
76
77   void (*update_tex_buffer)(struct dri_drawable *drawable,
78                             struct dri_context *ctx,
79                             struct pipe_resource *res);
80   void (*flush_swapbuffers)(struct dri_context *ctx,
81                             struct dri_drawable *drawable);
82};
83
84static inline struct dri_drawable *
85dri_drawable(__DRIdrawable * driDrawPriv)
86{
87   return (struct dri_drawable *) (driDrawPriv)
88      ? driDrawPriv->driverPrivate : NULL;
89}
90
91/***********************************************************************
92 * dri_drawable.c
93 */
94bool
95dri_create_buffer(__DRIscreen * sPriv,
96		  __DRIdrawable * dPriv,
97		  const struct gl_config * visual, bool isPixmap);
98
99void dri_destroy_buffer(__DRIdrawable * dPriv);
100
101void
102dri_drawable_get_format(struct dri_drawable *drawable,
103                        enum st_attachment_type statt,
104                        enum pipe_format *format,
105                        unsigned *bind);
106
107void
108dri_pipe_blit(struct pipe_context *pipe,
109              struct pipe_resource *dst,
110              struct pipe_resource *src);
111
112void
113dri_flush(__DRIcontext *cPriv,
114          __DRIdrawable *dPriv,
115          unsigned flags,
116          enum __DRI2throttleReason reason);
117
118extern const __DRItexBufferExtension driTexBufferExtension;
119extern const __DRI2throttleExtension dri2ThrottleExtension;
120#endif
121
122/* vim: set sw=3 ts=8 sts=3 expandtab: */
123