1 /**************************************************************************
3 * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
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:
14 * The above copyright notice and this permission notice (including the
15 * next paragraph) shall be included in all copies or substantial portions
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 TUNGSTEN GRAPHICS 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.
26 **************************************************************************/
32 #include "GL/internal/glcore.h" /* for __GLcontextModes */
34 #include "pipe/p_compiler.h"
35 #include "pipe/p_format.h"
38 #define ST_SURFACE_FRONT_LEFT 0
39 #define ST_SURFACE_BACK_LEFT 1
40 #define ST_SURFACE_FRONT_RIGHT 2
41 #define ST_SURFACE_BACK_RIGHT 3
42 #define ST_SURFACE_DEPTH 4
44 #define ST_TEXTURE_2D 0x2
45 #define ST_TEXTURE_RECT 0x4
47 #define ST_TEXTURE_RGB 0x1
48 #define ST_TEXTURE_RGBA 0x2
52 struct st_framebuffer
;
54 struct pipe_fence_handle
;
60 struct st_context
*st_create_context(struct pipe_context
*pipe
,
61 const __GLcontextModes
*visual
,
62 struct st_context
*share
);
65 void st_destroy_context( struct st_context
*st
);
68 void st_copy_context_state(struct st_context
*dst
, struct st_context
*src
,
72 struct st_framebuffer
*st_create_framebuffer( const __GLcontextModes
*visual
,
73 enum pipe_format colorFormat
,
74 enum pipe_format depthFormat
,
75 enum pipe_format stencilFormat
,
76 uint width
, uint height
,
80 void st_resize_framebuffer( struct st_framebuffer
*stfb
,
81 uint width
, uint height
);
84 void st_set_framebuffer_surface(struct st_framebuffer
*stfb
,
85 uint surfIndex
, struct pipe_surface
*surf
);
88 void st_get_framebuffer_dimensions( struct st_framebuffer
*stfb
,
89 uint
*width
, uint
*height
);
92 int st_get_framebuffer_surface(struct st_framebuffer
*stfb
,
93 uint surfIndex
, struct pipe_surface
**surface
);
96 int st_get_framebuffer_texture(struct st_framebuffer
*stfb
,
97 uint surfIndex
, struct pipe_texture
**texture
);
100 void *st_framebuffer_private( struct st_framebuffer
*stfb
);
103 void st_unreference_framebuffer( struct st_framebuffer
*stfb
);
106 GLboolean
st_make_current(struct st_context
*st
,
107 struct st_framebuffer
*draw
,
108 struct st_framebuffer
*read
);
111 struct st_context
*st_get_current(void);
114 void st_flush( struct st_context
*st
, uint pipeFlushFlags
,
115 struct pipe_fence_handle
**fence
);
117 void st_finish( struct st_context
*st
);
120 void st_notify_swapbuffers(struct st_framebuffer
*stfb
);
123 void st_swapbuffers(struct st_framebuffer
*stfb
,
124 struct pipe_surface
**front_left
,
125 struct pipe_surface
**front_right
);
128 int st_bind_texture_surface(struct pipe_surface
*ps
, int target
, int level
,
129 enum pipe_format format
);
131 int st_unbind_texture_surface(struct pipe_surface
*ps
, int target
, int level
);
133 /** Redirect rendering into stfb's surface to a texture image */
135 int st_bind_teximage(struct st_framebuffer
*stfb
, uint surfIndex
,
136 int target
, int format
, int level
);
138 /** Undo surface-to-texture binding */
140 int st_release_teximage(struct st_framebuffer
*stfb
, uint surfIndex
,
141 int target
, int format
, int level
);
144 /** Generic function type */
145 typedef void (*st_proc
)();
148 st_proc
st_get_proc_address(const char *procname
);