r300_screen.h revision 7f41f5447c8f9113c8956901e1c5fff6081ecd94 
1/*
2 * Copyright 2008 Corbin Simpson <MostAwesomeDude@gmail.com>
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * on the rights to use, copy, modify, merge, publish, distribute, sub
8 * license, and/or sell copies of the Software, and to permit persons to whom
9 * the Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
13 * Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
19 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
20 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
21 * USE OR OTHER DEALINGS IN THE SOFTWARE. */
22
23#ifndef R300_SCREEN_H
24#define R300_SCREEN_H
25
26#include "pipe/p_screen.h"
27
28#include "r300_chipset.h"
29
30struct radeon_winsys;
31
32struct r300_screen {
33    /* Parent class */
34    struct pipe_screen screen;
35
36    struct radeon_winsys* radeon_winsys;
37
38    /* Chipset capabilities */
39    struct r300_capabilities* caps;
40
41    /** Combination of DBG_xxx flags */
42    unsigned debug;
43};
44
45struct r300_transfer {
46    /* Parent class */
47    struct pipe_transfer transfer;
48
49    /* Offset from start of buffer. */
50    unsigned offset;
51};
52
53/* Convenience cast wrapper. */
54static INLINE struct r300_screen* r300_screen(struct pipe_screen* screen) {
55    return (struct r300_screen*)screen;
56}
57
58/* Convenience cast wrapper. */
59static INLINE struct r300_transfer*
60r300_transfer(struct pipe_transfer* transfer)
61{
62    return (struct r300_transfer*)transfer;
63}
64
65/* Debug functionality. */
66
67/**
68 * Debug flags to disable/enable certain groups of debugging outputs.
69 *
70 * \note These may be rather coarse, and the grouping may be impractical.
71 * If you find, while debugging the driver, that a different grouping
72 * of these flags would be beneficial, just feel free to change them
73 * but make sure to update the documentation in r300_debug.c to reflect
74 * those changes.
75 */
76/*@{*/
77#define DBG_HELP    0x0000001
78#define DBG_FP      0x0000002
79#define DBG_VP      0x0000004
80#define DBG_CS      0x0000008
81#define DBG_DRAW    0x0000010
82#define DBG_TEX     0x0000020
83#define DBG_FALL    0x0000040
84/*@}*/
85
86static INLINE boolean SCREEN_DBG_ON(struct r300_screen * screen, unsigned flags)
87{
88    return (screen->debug & flags) ? TRUE : FALSE;
89}
90
91static INLINE void SCREEN_DBG(struct r300_screen * screen, unsigned flags,
92                              const char * fmt, ...)
93{
94    if (SCREEN_DBG_ON(screen, flags)) {
95        va_list va;
96        va_start(va, fmt);
97        debug_vprintf(fmt, va);
98        va_end(va);
99    }
100}
101
102void r300_init_debug(struct r300_screen* ctx);
103
104#endif /* R300_SCREEN_H */
105
106