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/compiler.h"
38 #include "main/context.h"
40 #include "pipe/p_context.h"
41 #include "pipe/p_defines.h"
42 #include "pipe/p_screen.h"
43 #include "util/u_inlines.h"
44 #include "st_context.h"
45 #include "st_cb_queryobj.h"
46 #include "st_cb_bitmap.h"
47 #include "st_cb_bufferobjects.h"
50 static struct gl_query_object
*
51 st_NewQueryObject(struct gl_context
*ctx
, GLuint id
)
53 struct st_query_object
*stq
= ST_CALLOC_STRUCT(st_query_object
);
56 stq
->base
.Ready
= GL_TRUE
;
58 stq
->type
= PIPE_QUERY_TYPES
; /* an invalid value */
66 free_queries(struct pipe_context
*pipe
, struct st_query_object
*stq
)
69 pipe
->destroy_query(pipe
, stq
->pq
);
74 pipe
->destroy_query(pipe
, stq
->pq_begin
);
81 st_DeleteQuery(struct gl_context
*ctx
, struct gl_query_object
*q
)
83 struct pipe_context
*pipe
= st_context(ctx
)->pipe
;
84 struct st_query_object
*stq
= st_query_object(q
);
86 free_queries(pipe
, stq
);
93 st_BeginQuery(struct gl_context
*ctx
, struct gl_query_object
*q
)
95 struct st_context
*st
= st_context(ctx
);
96 struct pipe_context
*pipe
= st
->pipe
;
97 struct st_query_object
*stq
= st_query_object(q
);
101 st_flush_bitmap_cache(st_context(ctx
));
103 /* convert GL query type to Gallium query type */
105 case GL_ANY_SAMPLES_PASSED
:
106 type
= PIPE_QUERY_OCCLUSION_PREDICATE
;
108 case GL_ANY_SAMPLES_PASSED_CONSERVATIVE
:
109 type
= PIPE_QUERY_OCCLUSION_PREDICATE_CONSERVATIVE
;
111 case GL_SAMPLES_PASSED_ARB
:
112 type
= PIPE_QUERY_OCCLUSION_COUNTER
;
114 case GL_PRIMITIVES_GENERATED
:
115 type
= PIPE_QUERY_PRIMITIVES_GENERATED
;
117 case GL_TRANSFORM_FEEDBACK_PRIMITIVES_WRITTEN
:
118 type
= PIPE_QUERY_PRIMITIVES_EMITTED
;
120 case GL_TRANSFORM_FEEDBACK_STREAM_OVERFLOW_ARB
:
121 type
= PIPE_QUERY_SO_OVERFLOW_PREDICATE
;
123 case GL_TRANSFORM_FEEDBACK_OVERFLOW_ARB
:
124 type
= PIPE_QUERY_SO_OVERFLOW_ANY_PREDICATE
;
126 case GL_TIME_ELAPSED
:
127 if (st
->has_time_elapsed
)
128 type
= PIPE_QUERY_TIME_ELAPSED
;
130 type
= PIPE_QUERY_TIMESTAMP
;
132 case GL_VERTICES_SUBMITTED_ARB
:
133 case GL_PRIMITIVES_SUBMITTED_ARB
:
134 case GL_VERTEX_SHADER_INVOCATIONS_ARB
:
135 case GL_TESS_CONTROL_SHADER_PATCHES_ARB
:
136 case GL_TESS_EVALUATION_SHADER_INVOCATIONS_ARB
:
137 case GL_GEOMETRY_SHADER_INVOCATIONS
:
138 case GL_GEOMETRY_SHADER_PRIMITIVES_EMITTED_ARB
:
139 case GL_FRAGMENT_SHADER_INVOCATIONS_ARB
:
140 case GL_COMPUTE_SHADER_INVOCATIONS_ARB
:
141 case GL_CLIPPING_INPUT_PRIMITIVES_ARB
:
142 case GL_CLIPPING_OUTPUT_PRIMITIVES_ARB
:
143 type
= PIPE_QUERY_PIPELINE_STATISTICS
;
146 assert(0 && "unexpected query target in st_BeginQuery()");
150 if (stq
->type
!= type
) {
151 /* free old query of different type */
152 free_queries(pipe
, stq
);
153 stq
->type
= PIPE_QUERY_TYPES
; /* an invalid value */
156 if (q
->Target
== GL_TIME_ELAPSED
&&
157 type
== PIPE_QUERY_TIMESTAMP
) {
158 /* Determine time elapsed by emitting two timestamp queries. */
159 if (!stq
->pq_begin
) {
160 stq
->pq_begin
= pipe
->create_query(pipe
, type
, 0);
164 ret
= pipe
->end_query(pipe
, stq
->pq_begin
);
167 stq
->pq
= pipe
->create_query(pipe
, type
, q
->Stream
);
171 ret
= pipe
->begin_query(pipe
, stq
->pq
);
175 _mesa_error(ctx
, GL_OUT_OF_MEMORY
, "glBeginQuery");
177 free_queries(pipe
, stq
);
178 q
->Active
= GL_FALSE
;
182 assert(stq
->type
== type
);
187 st_EndQuery(struct gl_context
*ctx
, struct gl_query_object
*q
)
189 struct pipe_context
*pipe
= st_context(ctx
)->pipe
;
190 struct st_query_object
*stq
= st_query_object(q
);
193 st_flush_bitmap_cache(st_context(ctx
));
195 if ((q
->Target
== GL_TIMESTAMP
||
196 q
->Target
== GL_TIME_ELAPSED
) &&
198 stq
->pq
= pipe
->create_query(pipe
, PIPE_QUERY_TIMESTAMP
, 0);
199 stq
->type
= PIPE_QUERY_TIMESTAMP
;
203 ret
= pipe
->end_query(pipe
, stq
->pq
);
206 _mesa_error(ctx
, GL_OUT_OF_MEMORY
, "glEndQuery");
213 get_query_result(struct pipe_context
*pipe
,
214 struct st_query_object
*stq
,
217 union pipe_query_result data
;
220 /* Only needed in case we failed to allocate the gallium query earlier.
221 * Return TRUE so we don't spin on this forever.
226 if (!pipe
->get_query_result(pipe
, stq
->pq
, wait
, &data
))
229 switch (stq
->base
.Target
) {
230 case GL_VERTICES_SUBMITTED_ARB
:
231 stq
->base
.Result
= data
.pipeline_statistics
.ia_vertices
;
233 case GL_PRIMITIVES_SUBMITTED_ARB
:
234 stq
->base
.Result
= data
.pipeline_statistics
.ia_primitives
;
236 case GL_VERTEX_SHADER_INVOCATIONS_ARB
:
237 stq
->base
.Result
= data
.pipeline_statistics
.vs_invocations
;
239 case GL_TESS_CONTROL_SHADER_PATCHES_ARB
:
240 stq
->base
.Result
= data
.pipeline_statistics
.hs_invocations
;
242 case GL_TESS_EVALUATION_SHADER_INVOCATIONS_ARB
:
243 stq
->base
.Result
= data
.pipeline_statistics
.ds_invocations
;
245 case GL_GEOMETRY_SHADER_INVOCATIONS
:
246 stq
->base
.Result
= data
.pipeline_statistics
.gs_invocations
;
248 case GL_GEOMETRY_SHADER_PRIMITIVES_EMITTED_ARB
:
249 stq
->base
.Result
= data
.pipeline_statistics
.gs_primitives
;
251 case GL_FRAGMENT_SHADER_INVOCATIONS_ARB
:
252 stq
->base
.Result
= data
.pipeline_statistics
.ps_invocations
;
254 case GL_COMPUTE_SHADER_INVOCATIONS_ARB
:
255 stq
->base
.Result
= data
.pipeline_statistics
.cs_invocations
;
257 case GL_CLIPPING_INPUT_PRIMITIVES_ARB
:
258 stq
->base
.Result
= data
.pipeline_statistics
.c_invocations
;
260 case GL_CLIPPING_OUTPUT_PRIMITIVES_ARB
:
261 stq
->base
.Result
= data
.pipeline_statistics
.c_primitives
;
265 case PIPE_QUERY_OCCLUSION_PREDICATE
:
266 case PIPE_QUERY_OCCLUSION_PREDICATE_CONSERVATIVE
:
267 case PIPE_QUERY_SO_OVERFLOW_PREDICATE
:
268 case PIPE_QUERY_SO_OVERFLOW_ANY_PREDICATE
:
269 stq
->base
.Result
= !!data
.b
;
272 stq
->base
.Result
= data
.u64
;
278 if (stq
->base
.Target
== GL_TIME_ELAPSED
&&
279 stq
->type
== PIPE_QUERY_TIMESTAMP
) {
280 /* Calculate the elapsed time from the two timestamp queries */
281 GLuint64EXT Result0
= 0;
282 assert(stq
->pq_begin
);
283 pipe
->get_query_result(pipe
, stq
->pq_begin
, TRUE
, (void *)&Result0
);
284 stq
->base
.Result
-= Result0
;
286 assert(!stq
->pq_begin
);
294 st_WaitQuery(struct gl_context
*ctx
, struct gl_query_object
*q
)
296 struct pipe_context
*pipe
= st_context(ctx
)->pipe
;
297 struct st_query_object
*stq
= st_query_object(q
);
299 /* this function should only be called if we don't have a ready result */
300 assert(!stq
->base
.Ready
);
302 while (!stq
->base
.Ready
&&
303 !get_query_result(pipe
, stq
, TRUE
))
313 st_CheckQuery(struct gl_context
*ctx
, struct gl_query_object
*q
)
315 struct pipe_context
*pipe
= st_context(ctx
)->pipe
;
316 struct st_query_object
*stq
= st_query_object(q
);
317 assert(!q
->Ready
); /* we should not get called if Ready is TRUE */
318 q
->Ready
= get_query_result(pipe
, stq
, FALSE
);
323 st_GetTimestamp(struct gl_context
*ctx
)
325 struct pipe_context
*pipe
= st_context(ctx
)->pipe
;
326 struct pipe_screen
*screen
= pipe
->screen
;
328 /* Prefer the per-screen function */
329 if (screen
->get_timestamp
) {
330 return screen
->get_timestamp(screen
);
333 /* Fall back to the per-context function */
334 assert(pipe
->get_timestamp
);
335 return pipe
->get_timestamp(pipe
);
340 st_StoreQueryResult(struct gl_context
*ctx
, struct gl_query_object
*q
,
341 struct gl_buffer_object
*buf
, intptr_t offset
,
342 GLenum pname
, GLenum ptype
)
344 struct pipe_context
*pipe
= st_context(ctx
)->pipe
;
345 struct st_query_object
*stq
= st_query_object(q
);
346 struct st_buffer_object
*stObj
= st_buffer_object(buf
);
347 boolean wait
= pname
== GL_QUERY_RESULT
;
348 enum pipe_query_value_type result_type
;
351 /* GL_QUERY_TARGET is a bit of an extension since it has nothing to
352 * do with the GPU end of the query. Write it in "by hand".
354 if (pname
== GL_QUERY_TARGET
) {
355 /* Assume that the data must be LE. The endianness situation wrt CPU and
356 * GPU is incredibly confusing, but the vast majority of GPUs are
357 * LE. When a BE one comes along, this needs some form of resolution.
359 unsigned data
[2] = { CPU_TO_LE32(q
->Target
), 0 };
360 pipe_buffer_write(pipe
, stObj
->buffer
, offset
,
361 (ptype
== GL_INT64_ARB
||
362 ptype
== GL_UNSIGNED_INT64_ARB
) ? 8 : 4,
369 result_type
= PIPE_QUERY_TYPE_I32
;
371 case GL_UNSIGNED_INT
:
372 result_type
= PIPE_QUERY_TYPE_U32
;
375 result_type
= PIPE_QUERY_TYPE_I64
;
377 case GL_UNSIGNED_INT64_ARB
:
378 result_type
= PIPE_QUERY_TYPE_U64
;
381 unreachable("Unexpected result type");
384 if (pname
== GL_QUERY_RESULT_AVAILABLE
) {
386 } else if (stq
->type
== PIPE_QUERY_PIPELINE_STATISTICS
) {
388 case GL_VERTICES_SUBMITTED_ARB
:
391 case GL_PRIMITIVES_SUBMITTED_ARB
:
394 case GL_VERTEX_SHADER_INVOCATIONS_ARB
:
397 case GL_GEOMETRY_SHADER_INVOCATIONS
:
400 case GL_GEOMETRY_SHADER_PRIMITIVES_EMITTED_ARB
:
403 case GL_CLIPPING_INPUT_PRIMITIVES_ARB
:
406 case GL_CLIPPING_OUTPUT_PRIMITIVES_ARB
:
409 case GL_FRAGMENT_SHADER_INVOCATIONS_ARB
:
412 case GL_TESS_CONTROL_SHADER_PATCHES_ARB
:
415 case GL_TESS_EVALUATION_SHADER_INVOCATIONS_ARB
:
418 case GL_COMPUTE_SHADER_INVOCATIONS_ARB
:
422 unreachable("Unexpected target");
428 pipe
->get_query_result_resource(pipe
, stq
->pq
, wait
, result_type
, index
,
429 stObj
->buffer
, offset
);
432 void st_init_query_functions(struct dd_function_table
*functions
)
434 functions
->NewQueryObject
= st_NewQueryObject
;
435 functions
->DeleteQuery
= st_DeleteQuery
;
436 functions
->BeginQuery
= st_BeginQuery
;
437 functions
->EndQuery
= st_EndQuery
;
438 functions
->WaitQuery
= st_WaitQuery
;
439 functions
->CheckQuery
= st_CheckQuery
;
440 functions
->GetTimestamp
= st_GetTimestamp
;
441 functions
->StoreQueryResult
= st_StoreQueryResult
;