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
36 struct pipe_surface;
37 struct st_framebuffer;
38 struct dri_context;
39
40 struct 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
86 static inline struct dri_drawable *
dri_drawable(__DRIdrawable * driDrawPriv)87 dri_drawable(__DRIdrawable * driDrawPriv)
88 {
89 return (struct dri_drawable *) (driDrawPriv)
90 ? driDrawPriv->driverPrivate : NULL;
91 }
92
93 /***********************************************************************
94 * dri_drawable.c
95 */
96 bool
97 dri_create_buffer(__DRIscreen * sPriv,
98 __DRIdrawable * dPriv,
99 const struct gl_config * visual, bool isPixmap);
100
101 void dri_destroy_buffer(__DRIdrawable * dPriv);
102
103 void
104 dri_drawable_get_format(struct dri_drawable *drawable,
105 enum st_attachment_type statt,
106 enum pipe_format *format,
107 unsigned *bind);
108
109 void
110 dri_pipe_blit(struct pipe_context *pipe,
111 struct pipe_resource *dst,
112 struct pipe_resource *src);
113
114 void
115 dri_flush(__DRIcontext *cPriv,
116 __DRIdrawable *dPriv,
117 unsigned flags,
118 enum __DRI2throttleReason reason);
119
120 extern const __DRItexBufferExtension driTexBufferExtension;
121 extern const __DRI2throttleExtension dri2ThrottleExtension;
122 #endif
123
124 /* vim: set sw=3 ts=8 sts=3 expandtab: */
125