2 * Mesa 3-D graphics library
5 * Copyright (C) 1999-2008 Brian Paul All Rights Reserved.
6 * Copyright 2008, 2010 George Sapountzis <gsapountzis@gmail.com>
8 * Permission is hereby granted, free of charge, to any person obtaining a
9 * copy of this software and associated documentation files (the "Software"),
10 * to deal in the Software without restriction, including without limitation
11 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
12 * and/or sell copies of the Software, and to permit persons to whom the
13 * Software is furnished to do so, subject to the following conditions:
15 * The above copyright notice and this permission notice shall be included
16 * in all copies or substantial portions of the Software.
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
19 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
20 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
21 * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
22 * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
23 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
27 #ifndef _SWRAST_PRIV_H
28 #define _SWRAST_PRIV_H
31 #include <GL/internal/dri_interface.h>
32 #include "main/mtypes.h"
33 #include "drisw_util.h"
43 #define TRACE printf("--> %s\n", __FUNCTION__)
49 #define TRACE_SPAN printf("--> %s\n", __FUNCTION__)
60 /* mesa, base class, must be first */
61 struct gl_context Base
;
67 static INLINE
struct dri_context
*
68 dri_context(__DRIcontext
* driContextPriv
)
70 return (struct dri_context
*)driContextPriv
->driverPrivate
;
73 static INLINE
struct dri_context
*
74 swrast_context(struct gl_context
*ctx
)
76 return (struct dri_context
*) ctx
;
81 /* mesa, base class, must be first */
82 struct gl_framebuffer Base
;
87 /* scratch row for optimized front-buffer rendering */
91 static INLINE
struct dri_drawable
*
92 dri_drawable(__DRIdrawable
* driDrawPriv
)
94 return (struct dri_drawable
*)driDrawPriv
->driverPrivate
;
97 static INLINE
struct dri_drawable
*
98 swrast_drawable(struct gl_framebuffer
*fb
)
100 return (struct dri_drawable
*) fb
;
103 struct swrast_renderbuffer
{
104 struct gl_renderbuffer Base
;
106 /* renderbuffer pitch (in bytes) */
108 /* bits per pixel of storage */
112 static INLINE
struct swrast_renderbuffer
*
113 swrast_renderbuffer(struct gl_renderbuffer
*rb
)
115 return (struct swrast_renderbuffer
*) rb
;
120 * Pixel formats we support
122 #define PF_A8R8G8B8 1 /**< 32bpp TrueColor: 8-A, 8-R, 8-G, 8-B bits */
123 #define PF_R5G6B5 2 /**< 16bpp TrueColor: 5-R, 6-G, 5-B bits */
124 #define PF_R3G3B2 3 /**< 8bpp TrueColor: 3-R, 3-G, 2-B bits */
125 #define PF_X8R8G8B8 4 /**< 32bpp TrueColor: 8-R, 8-G, 8-B bits */
131 swrast_set_span_funcs_back(struct swrast_renderbuffer
*xrb
,
132 GLuint pixel_format
);
135 swrast_set_span_funcs_front(struct swrast_renderbuffer
*xrb
,
136 GLuint pixel_format
);
138 #endif /* _SWRAST_PRIV_H_ */