1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
|
/**************************************************************************
*
* Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
* All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sub license, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice (including the
* next paragraph) shall be included in all copies or substantial portions
* of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
* IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
* ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
**************************************************************************/
/* Author:
* Keith Whitwell <keith@tungstengraphics.com>
*/
#include "draw/draw_context.h"
#include "os/os_time.h"
#include "pipe/p_defines.h"
#include "util/u_memory.h"
#include "sp_context.h"
#include "sp_query.h"
#include "sp_state.h"
struct softpipe_query {
unsigned type;
uint64_t start;
uint64_t end;
struct pipe_query_data_so_statistics so;
};
static struct softpipe_query *softpipe_query( struct pipe_query *p )
{
return (struct softpipe_query *)p;
}
static struct pipe_query *
softpipe_create_query(struct pipe_context *pipe,
unsigned type)
{
struct softpipe_query* sq;
assert(type == PIPE_QUERY_OCCLUSION_COUNTER ||
type == PIPE_QUERY_TIME_ELAPSED ||
type == PIPE_QUERY_SO_STATISTICS ||
type == PIPE_QUERY_GPU_FINISHED ||
type == PIPE_QUERY_TIMESTAMP ||
type == PIPE_QUERY_TIMESTAMP_DISJOINT);
sq = CALLOC_STRUCT( softpipe_query );
sq->type = type;
return (struct pipe_query *)sq;
}
static void
softpipe_destroy_query(struct pipe_context *pipe, struct pipe_query *q)
{
FREE(q);
}
static void
softpipe_begin_query(struct pipe_context *pipe, struct pipe_query *q)
{
struct softpipe_context *softpipe = softpipe_context( pipe );
struct softpipe_query *sq = softpipe_query(q);
switch (sq->type) {
case PIPE_QUERY_OCCLUSION_COUNTER:
sq->start = softpipe->occlusion_count;
break;
case PIPE_QUERY_TIMESTAMP_DISJOINT:
case PIPE_QUERY_TIME_ELAPSED:
sq->start = 1000*os_time_get();
break;
case PIPE_QUERY_SO_STATISTICS:
sq->so.num_primitives_written = 0;
sq->so.primitives_storage_needed = 0;
break;
case PIPE_QUERY_TIMESTAMP:
case PIPE_QUERY_GPU_FINISHED:
break;
default:
assert(0);
break;
}
softpipe->active_query_count++;
softpipe->dirty |= SP_NEW_QUERY;
}
static void
softpipe_end_query(struct pipe_context *pipe, struct pipe_query *q)
{
struct softpipe_context *softpipe = softpipe_context( pipe );
struct softpipe_query *sq = softpipe_query(q);
softpipe->active_query_count--;
switch (sq->type) {
case PIPE_QUERY_OCCLUSION_COUNTER:
sq->end = softpipe->occlusion_count;
break;
case PIPE_QUERY_TIMESTAMP:
sq->start = 0;
/* fall through */
case PIPE_QUERY_TIMESTAMP_DISJOINT:
case PIPE_QUERY_TIME_ELAPSED:
sq->end = 1000*os_time_get();
break;
case PIPE_QUERY_SO_STATISTICS:
sq->so.num_primitives_written =
softpipe->so_stats.num_primitives_written;
sq->so.primitives_storage_needed =
softpipe->so_stats.primitives_storage_needed;
break;
case PIPE_QUERY_GPU_FINISHED:
break;
default:
assert(0);
break;
}
softpipe->dirty |= SP_NEW_QUERY;
}
static boolean
softpipe_get_query_result(struct pipe_context *pipe,
struct pipe_query *q,
boolean wait,
void *vresult)
{
struct softpipe_query *sq = softpipe_query(q);
uint64_t *result = (uint64_t*)vresult;
switch (sq->type) {
case PIPE_QUERY_SO_STATISTICS:
memcpy(vresult, &sq->so,
sizeof(struct pipe_query_data_so_statistics));
break;
case PIPE_QUERY_GPU_FINISHED:
*result = TRUE;
break;
case PIPE_QUERY_TIMESTAMP_DISJOINT: {
struct pipe_query_data_timestamp_disjoint td;
/*os_get_time is in microseconds*/
td.frequency = 1000000;
td.disjoint = sq->end != sq->start;
memcpy(vresult, &td,
sizeof(struct pipe_query_data_timestamp_disjoint));
}
break;
default:
*result = sq->end - sq->start;
break;
}
return TRUE;
}
/**
* Called by rendering function to check rendering is conditional.
* \return TRUE if we should render, FALSE if we should skip rendering
*/
boolean
softpipe_check_render_cond(struct softpipe_context *sp)
{
struct pipe_context *pipe = &sp->pipe;
boolean b, wait;
uint64_t result;
if (!sp->render_cond_query) {
return TRUE; /* no query predicate, draw normally */
}
wait = (sp->render_cond_mode == PIPE_RENDER_COND_WAIT ||
sp->render_cond_mode == PIPE_RENDER_COND_BY_REGION_WAIT);
b = pipe->get_query_result(pipe, sp->render_cond_query, wait, &result);
if (b)
return result > 0;
else
return TRUE;
}
void softpipe_init_query_funcs(struct softpipe_context *softpipe )
{
softpipe->pipe.create_query = softpipe_create_query;
softpipe->pipe.destroy_query = softpipe_destroy_query;
softpipe->pipe.begin_query = softpipe_begin_query;
softpipe->pipe.end_query = softpipe_end_query;
softpipe->pipe.get_query_result = softpipe_get_query_result;
}
|
