1 /**************************************************************************
3 * Copyright 2007 VMware, Inc.
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 VMWARE 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 **************************************************************************/
30 * glBegin/EndQuery interface to pipe
36 #include "main/imports.h"
37 #include "main/context.h"
39 #include "pipe/p_context.h"
40 #include "pipe/p_defines.h"
41 #include "pipe/p_screen.h"
42 #include "util/u_inlines.h"
43 #include "st_context.h"
44 #include "st_cb_queryobj.h"
45 #include "st_cb_bitmap.h"
46 #include "st_cb_bufferobjects.h"
49 static struct gl_query_object
*
50 st_NewQueryObject(struct gl_context
*ctx
, GLuint id
)
52 struct st_query_object
*stq
= ST_CALLOC_STRUCT(st_query_object
);
55 stq
->base
.Ready
= GL_TRUE
;
57 stq
->type
= PIPE_QUERY_TYPES
; /* an invalid value */
65 free_queries(struct pipe_context
*pipe
, struct st_query_object
*stq
)
68 pipe
->destroy_query(pipe
, stq
->pq
);
73 pipe
->destroy_query(pipe
, stq
->pq_begin
);
80 st_DeleteQuery(struct gl_context
*ctx
, struct gl_query_object
*q
)
82 struct pipe_context
*pipe
= st_context(ctx
)->pipe
;
83 struct st_query_object
*stq
= st_query_object(q
);
85 free_queries(pipe
, stq
);
92 st_BeginQuery(struct gl_context
*ctx
, struct gl_query_object
*q
)
94 struct st_context
*st
= st_context(ctx
);
95 struct pipe_context
*pipe
= st
->pipe
;
96 struct st_query_object
*stq
= st_query_object(q
);
100 st_flush_bitmap_cache(st_context(ctx
));
102 /* convert GL query type to Gallium query type */
104 case GL_ANY_SAMPLES_PASSED
:
105 type
= PIPE_QUERY_OCCLUSION_PREDICATE
;
107 case GL_ANY_SAMPLES_PASSED_CONSERVATIVE
:
108 type
= PIPE_QUERY_OCCLUSION_PREDICATE_CONSERVATIVE
;
110 case GL_SAMPLES_PASSED_ARB
:
111 type
= PIPE_QUERY_OCCLUSION_COUNTER
;
113 case GL_PRIMITIVES_GENERATED
:
114 type
= PIPE_QUERY_PRIMITIVES_GENERATED
;
116 case GL_TRANSFORM_FEEDBACK_PRIMITIVES_WRITTEN
:
117 type
= PIPE_QUERY_PRIMITIVES_EMITTED
;
119 case GL_TRANSFORM_FEEDBACK_STREAM_OVERFLOW_ARB
:
120 type
= PIPE_QUERY_SO_OVERFLOW_PREDICATE
;
122 case GL_TRANSFORM_FEEDBACK_OVERFLOW_ARB
:
123 type
= PIPE_QUERY_SO_OVERFLOW_ANY_PREDICATE
;
125 case GL_TIME_ELAPSED
:
126 if (st
->has_time_elapsed
)
127 type
= PIPE_QUERY_TIME_ELAPSED
;
129 type
= PIPE_QUERY_TIMESTAMP
;
131 case GL_VERTICES_SUBMITTED_ARB
:
132 case GL_PRIMITIVES_SUBMITTED_ARB
:
133 case GL_VERTEX_SHADER_INVOCATIONS_ARB
:
134 case GL_TESS_CONTROL_SHADER_PATCHES_ARB
:
135 case GL_TESS_EVALUATION_SHADER_INVOCATIONS_ARB
:
136 case GL_GEOMETRY_SHADER_INVOCATIONS
:
137 case GL_GEOMETRY_SHADER_PRIMITIVES_EMITTED_ARB
:
138 case GL_FRAGMENT_SHADER_INVOCATIONS_ARB
:
139 case GL_COMPUTE_SHADER_INVOCATIONS_ARB
:
140 case GL_CLIPPING_INPUT_PRIMITIVES_ARB
:
141 case GL_CLIPPING_OUTPUT_PRIMITIVES_ARB
:
142 type
= PIPE_QUERY_PIPELINE_STATISTICS
;
145 assert(0 && "unexpected query target in st_BeginQuery()");
149 if (stq
->type
!= type
) {
150 /* free old query of different type */
151 free_queries(pipe
, stq
);
152 stq
->type
= PIPE_QUERY_TYPES
; /* an invalid value */
155 if (q
->Target
== GL_TIME_ELAPSED
&&
156 type
== PIPE_QUERY_TIMESTAMP
) {
157 /* Determine time elapsed by emitting two timestamp queries. */
158 if (!stq
->pq_begin
) {
159 stq
->pq_begin
= pipe
->create_query(pipe
, type
, 0);
163 ret
= pipe
->end_query(pipe
, stq
->pq_begin
);
166 stq
->pq
= pipe
->create_query(pipe
, type
, q
->Stream
);
170 ret
= pipe
->begin_query(pipe
, stq
->pq
);
174 _mesa_error(ctx
, GL_OUT_OF_MEMORY
, "glBeginQuery");
176 free_queries(pipe
, stq
);
177 q
->Active
= GL_FALSE
;
181 assert(stq
->type
== type
);
186 st_EndQuery(struct gl_context
*ctx
, struct gl_query_object
*q
)
188 struct pipe_context
*pipe
= st_context(ctx
)->pipe
;
189 struct st_query_object
*stq
= st_query_object(q
);
192 st_flush_bitmap_cache(st_context(ctx
));
194 if ((q
->Target
== GL_TIMESTAMP
||
195 q
->Target
== GL_TIME_ELAPSED
) &&
197 stq
->pq
= pipe
->create_query(pipe
, PIPE_QUERY_TIMESTAMP
, 0);
198 stq
->type
= PIPE_QUERY_TIMESTAMP
;
202 ret
= pipe
->end_query(pipe
, stq
->pq
);
205 _mesa_error(ctx
, GL_OUT_OF_MEMORY
, "glEndQuery");
212 get_query_result(struct pipe_context
*pipe
,
213 struct st_query_object
*stq
,
216 union pipe_query_result data
;
219 /* Only needed in case we failed to allocate the gallium query earlier.
220 * Return TRUE so we don't spin on this forever.
225 if (!pipe
->get_query_result(pipe
, stq
->pq
, wait
, &data
))
228 switch (stq
->base
.Target
) {
229 case GL_VERTICES_SUBMITTED_ARB
:
230 stq
->base
.Result
= data
.pipeline_statistics
.ia_vertices
;
232 case GL_PRIMITIVES_SUBMITTED_ARB
:
233 stq
->base
.Result
= data
.pipeline_statistics
.ia_primitives
;
235 case GL_VERTEX_SHADER_INVOCATIONS_ARB
:
236 stq
->base
.Result
= data
.pipeline_statistics
.vs_invocations
;
238 case GL_TESS_CONTROL_SHADER_PATCHES_ARB
:
239 stq
->base
.Result
= data
.pipeline_statistics
.hs_invocations
;
241 case GL_TESS_EVALUATION_SHADER_INVOCATIONS_ARB
:
242 stq
->base
.Result
= data
.pipeline_statistics
.ds_invocations
;
244 case GL_GEOMETRY_SHADER_INVOCATIONS
:
245 stq
->base
.Result
= data
.pipeline_statistics
.gs_invocations
;
247 case GL_GEOMETRY_SHADER_PRIMITIVES_EMITTED_ARB
:
248 stq
->base
.Result
= data
.pipeline_statistics
.gs_primitives
;
250 case GL_FRAGMENT_SHADER_INVOCATIONS_ARB
:
251 stq
->base
.Result
= data
.pipeline_statistics
.ps_invocations
;
253 case GL_COMPUTE_SHADER_INVOCATIONS_ARB
:
254 stq
->base
.Result
= data
.pipeline_statistics
.cs_invocations
;
256 case GL_CLIPPING_INPUT_PRIMITIVES_ARB
:
257 stq
->base
.Result
= data
.pipeline_statistics
.c_invocations
;
259 case GL_CLIPPING_OUTPUT_PRIMITIVES_ARB
:
260 stq
->base
.Result
= data
.pipeline_statistics
.c_primitives
;
264 case PIPE_QUERY_OCCLUSION_PREDICATE
:
265 case PIPE_QUERY_OCCLUSION_PREDICATE_CONSERVATIVE
:
266 case PIPE_QUERY_SO_OVERFLOW_PREDICATE
:
267 case PIPE_QUERY_SO_OVERFLOW_ANY_PREDICATE
:
268 stq
->base
.Result
= !!data
.b
;
271 stq
->base
.Result
= data
.u64
;
277 if (stq
->base
.Target
== GL_TIME_ELAPSED
&&
278 stq
->type
== PIPE_QUERY_TIMESTAMP
) {
279 /* Calculate the elapsed time from the two timestamp queries */
280 GLuint64EXT Result0
= 0;
281 assert(stq
->pq_begin
);
282 pipe
->get_query_result(pipe
, stq
->pq_begin
, TRUE
, (void *)&Result0
);
283 stq
->base
.Result
-= Result0
;
285 assert(!stq
->pq_begin
);
293 st_WaitQuery(struct gl_context
*ctx
, struct gl_query_object
*q
)
295 struct pipe_context
*pipe
= st_context(ctx
)->pipe
;
296 struct st_query_object
*stq
= st_query_object(q
);
298 /* this function should only be called if we don't have a ready result */
299 assert(!stq
->base
.Ready
);
301 while (!stq
->base
.Ready
&&
302 !get_query_result(pipe
, stq
, TRUE
))
312 st_CheckQuery(struct gl_context
*ctx
, struct gl_query_object
*q
)
314 struct pipe_context
*pipe
= st_context(ctx
)->pipe
;
315 struct st_query_object
*stq
= st_query_object(q
);
316 assert(!q
->Ready
); /* we should not get called if Ready is TRUE */
317 q
->Ready
= get_query_result(pipe
, stq
, FALSE
);
322 st_GetTimestamp(struct gl_context
*ctx
)
324 struct pipe_context
*pipe
= st_context(ctx
)->pipe
;
325 struct pipe_screen
*screen
= pipe
->screen
;
327 /* Prefer the per-screen function */
328 if (screen
->get_timestamp
) {
329 return screen
->get_timestamp(screen
);
332 /* Fall back to the per-context function */
333 assert(pipe
->get_timestamp
);
334 return pipe
->get_timestamp(pipe
);
339 st_StoreQueryResult(struct gl_context
*ctx
, struct gl_query_object
*q
,
340 struct gl_buffer_object
*buf
, intptr_t offset
,
341 GLenum pname
, GLenum ptype
)
343 struct pipe_context
*pipe
= st_context(ctx
)->pipe
;
344 struct st_query_object
*stq
= st_query_object(q
);
345 struct st_buffer_object
*stObj
= st_buffer_object(buf
);
346 boolean wait
= pname
== GL_QUERY_RESULT
;
347 enum pipe_query_value_type result_type
;
350 /* GL_QUERY_TARGET is a bit of an extension since it has nothing to
351 * do with the GPU end of the query. Write it in "by hand".
353 if (pname
== GL_QUERY_TARGET
) {
354 /* Assume that the data must be LE. The endianness situation wrt CPU and
355 * GPU is incredibly confusing, but the vast majority of GPUs are
356 * LE. When a BE one comes along, this needs some form of resolution.
358 unsigned data
[2] = { CPU_TO_LE32(q
->Target
), 0 };
359 pipe_buffer_write(pipe
, stObj
->buffer
, offset
,
360 (ptype
== GL_INT64_ARB
||
361 ptype
== GL_UNSIGNED_INT64_ARB
) ? 8 : 4,
368 result_type
= PIPE_QUERY_TYPE_I32
;
370 case GL_UNSIGNED_INT
:
371 result_type
= PIPE_QUERY_TYPE_U32
;
374 result_type
= PIPE_QUERY_TYPE_I64
;
376 case GL_UNSIGNED_INT64_ARB
:
377 result_type
= PIPE_QUERY_TYPE_U64
;
380 unreachable("Unexpected result type");
383 if (pname
== GL_QUERY_RESULT_AVAILABLE
) {
385 } else if (stq
->type
== PIPE_QUERY_PIPELINE_STATISTICS
) {
387 case GL_VERTICES_SUBMITTED_ARB
:
390 case GL_PRIMITIVES_SUBMITTED_ARB
:
393 case GL_VERTEX_SHADER_INVOCATIONS_ARB
:
396 case GL_GEOMETRY_SHADER_INVOCATIONS
:
399 case GL_GEOMETRY_SHADER_PRIMITIVES_EMITTED_ARB
:
402 case GL_CLIPPING_INPUT_PRIMITIVES_ARB
:
405 case GL_CLIPPING_OUTPUT_PRIMITIVES_ARB
:
408 case GL_FRAGMENT_SHADER_INVOCATIONS_ARB
:
411 case GL_TESS_CONTROL_SHADER_PATCHES_ARB
:
414 case GL_TESS_EVALUATION_SHADER_INVOCATIONS_ARB
:
417 case GL_COMPUTE_SHADER_INVOCATIONS_ARB
:
421 unreachable("Unexpected target");
427 pipe
->get_query_result_resource(pipe
, stq
->pq
, wait
, result_type
, index
,
428 stObj
->buffer
, offset
);
431 void st_init_query_functions(struct dd_function_table
*functions
)
433 functions
->NewQueryObject
= st_NewQueryObject
;
434 functions
->DeleteQuery
= st_DeleteQuery
;
435 functions
->BeginQuery
= st_BeginQuery
;
436 functions
->EndQuery
= st_EndQuery
;
437 functions
->WaitQuery
= st_WaitQuery
;
438 functions
->CheckQuery
= st_CheckQuery
;
439 functions
->GetTimestamp
= st_GetTimestamp
;
440 functions
->StoreQueryResult
= st_StoreQueryResult
;