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
35 struct pipe_surface;
36 struct st_framebuffer;
37 struct dri_context;
38
39 struct 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[8];
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 /* used only by DRISW */
66 struct pipe_surface *drisw_surface;
67
68 /* hooks filled in by dri2 & drisw */
69 void (*allocate_textures)(struct dri_context *ctx,
70 struct dri_drawable *drawable,
71 const enum st_attachment_type *statts,
72 unsigned count);
73
74 void (*update_drawable_info)(struct dri_drawable *drawable);
75
76 void (*flush_frontbuffer)(struct dri_context *ctx,
77 struct dri_drawable *drawable,
78 enum st_attachment_type statt);
79
80 void (*update_tex_buffer)(struct dri_drawable *drawable,
81 struct dri_context *ctx,
82 struct pipe_resource *res);
83 void (*flush_swapbuffers)(struct dri_context *ctx,
84 struct dri_drawable *drawable);
85 };
86
87 static inline struct dri_drawable *
dri_drawable(__DRIdrawable * driDrawPriv)88 dri_drawable(__DRIdrawable * driDrawPriv)
89 {
90 return (struct dri_drawable *) (driDrawPriv)
91 ? driDrawPriv->driverPrivate : NULL;
92 }
93
94 /***********************************************************************
95 * dri_drawable.c
96 */
97 bool
98 dri_create_buffer(__DRIscreen * sPriv,
99 __DRIdrawable * dPriv,
100 const struct gl_config * visual, bool isPixmap);
101
102 void dri_destroy_buffer(__DRIdrawable * dPriv);
103
104 void
105 dri_drawable_get_format(struct dri_drawable *drawable,
106 enum st_attachment_type statt,
107 enum pipe_format *format,
108 unsigned *bind);
109
110 void
111 dri_pipe_blit(struct pipe_context *pipe,
112 struct pipe_resource *dst,
113 struct pipe_resource *src);
114
115 void
116 dri_flush(__DRIcontext *cPriv,
117 __DRIdrawable *dPriv,
118 unsigned flags,
119 enum __DRI2throttleReason reason);
120
121 extern const __DRItexBufferExtension driTexBufferExtension;
122 extern const __DRI2throttleExtension dri2ThrottleExtension;
123 #endif
124
125 /* vim: set sw=3 ts=8 sts=3 expandtab: */
126