r300_screen.h revision 68e58a96e80865878e6881dc4d34fcc3ec24eb19 
1/*
2 * Copyright 2008 Corbin Simpson <MostAwesomeDude@gmail.com>
3 * Copyright 2010 Marek Olšák <maraeo@gmail.com>
4 *
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the "Software"),
7 * to deal in the Software without restriction, including without limitation
8 * on the rights to use, copy, modify, merge, publish, distribute, sub
9 * license, and/or sell copies of the Software, and to permit persons to whom
10 * the Software is furnished to do so, subject to the following conditions:
11 *
12 * The above copyright notice and this permission notice (including the next
13 * paragraph) shall be included in all copies or substantial portions of the
14 * Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
20 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
21 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
22 * USE OR OTHER DEALINGS IN THE SOFTWARE. */
23
24#ifndef R300_SCREEN_H
25#define R300_SCREEN_H
26
27#include "pipe/p_screen.h"
28
29#include "r300_chipset.h"
30
31#define R300_TEXTURE_USAGE_TRANSFER PIPE_TEXTURE_USAGE_CUSTOM
32
33struct radeon_winsys;
34
35struct r300_screen {
36    /* Parent class */
37    struct pipe_screen screen;
38
39    struct r300_winsys_screen *rws;
40
41    /* Chipset capabilities */
42    struct r300_capabilities* caps;
43
44    /** Combination of DBG_xxx flags */
45    unsigned debug;
46};
47
48
49/* Convenience cast wrapper. */
50static INLINE struct r300_screen* r300_screen(struct pipe_screen* screen) {
51    return (struct r300_screen*)screen;
52}
53
54/* Debug functionality. */
55
56/**
57 * Debug flags to disable/enable certain groups of debugging outputs.
58 *
59 * \note These may be rather coarse, and the grouping may be impractical.
60 * If you find, while debugging the driver, that a different grouping
61 * of these flags would be beneficial, just feel free to change them
62 * but make sure to update the documentation in r300_debug.c to reflect
63 * those changes.
64 */
65/*@{*/
66#define DBG_HELP    0x0000001
67#define DBG_FP      0x0000002
68#define DBG_VP      0x0000004
69#define DBG_CS      0x0000008
70#define DBG_DRAW    0x0000010
71#define DBG_TEX     0x0000020
72#define DBG_FALL    0x0000040
73#define DBG_ANISOHQ 0x0000080
74/*@}*/
75
76static INLINE boolean SCREEN_DBG_ON(struct r300_screen * screen, unsigned flags)
77{
78    return (screen->debug & flags) ? TRUE : FALSE;
79}
80
81static INLINE void SCREEN_DBG(struct r300_screen * screen, unsigned flags,
82                              const char * fmt, ...)
83{
84    if (SCREEN_DBG_ON(screen, flags)) {
85        va_list va;
86        va_start(va, fmt);
87        debug_vprintf(fmt, va);
88        va_end(va);
89    }
90}
91
92void r300_init_debug(struct r300_screen* ctx);
93
94#endif /* R300_SCREEN_H */
95
96