2 * Mesa 3-D graphics library
4 * Copyright (C) 1999-2007 Brian Paul All Rights Reserved.
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the "Software"),
8 * to deal in the Software without restriction, including without limitation
9 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10 * and/or sell copies of the Software, and to permit persons to whom the
11 * Software is furnished to do so, subject to the following conditions:
13 * The above copyright notice and this permission notice shall be included
14 * in all copies or substantial portions of the Software.
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
17 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
20 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
22 * OTHER DEALINGS IN THE SOFTWARE.
26 #include "bufferobj.h"
37 * Allocate a new query object. This is a fallback routine called via
38 * ctx->Driver.NewQueryObject().
39 * \param ctx - rendering context
40 * \param id - the new object's ID
41 * \return pointer to new query_object object or NULL if out of memory.
43 static struct gl_query_object
*
44 _mesa_new_query_object(struct gl_context
*ctx
, GLuint id
)
46 struct gl_query_object
*q
= CALLOC_STRUCT(gl_query_object
);
53 /* This is to satisfy the language of the specification: "In the initial
54 * state of a query object, the result is available" (OpenGL 3.1 §
59 /* OpenGL 3.1 § 2.13 says about GenQueries, "These names are marked as
60 * used, but no object is associated with them until the first time they
61 * are used by BeginQuery." Since our implementation actually does
62 * allocate an object at this point, use a flag to indicate that this
63 * object has not yet been bound so should not be considered a query.
65 q
->EverBound
= GL_FALSE
;
72 * Begin a query. Software driver fallback.
73 * Called via ctx->Driver.BeginQuery().
76 _mesa_begin_query(struct gl_context
*ctx
, struct gl_query_object
*q
)
78 ctx
->NewState
|= _NEW_DEPTH
; /* for swrast */
83 * End a query. Software driver fallback.
84 * Called via ctx->Driver.EndQuery().
87 _mesa_end_query(struct gl_context
*ctx
, struct gl_query_object
*q
)
89 ctx
->NewState
|= _NEW_DEPTH
; /* for swrast */
95 * Wait for query to complete. Software driver fallback.
96 * Called via ctx->Driver.WaitQuery().
99 _mesa_wait_query(struct gl_context
*ctx
, struct gl_query_object
*q
)
101 /* For software drivers, _mesa_end_query() should have completed the query.
102 * For real hardware, implement a proper WaitQuery() driver function,
103 * which may require issuing a flush.
110 * Check if a query results are ready. Software driver fallback.
111 * Called via ctx->Driver.CheckQuery().
114 _mesa_check_query(struct gl_context
*ctx
, struct gl_query_object
*q
)
116 /* No-op for sw rendering.
117 * HW drivers may need to flush at this time.
123 * Delete a query object. Called via ctx->Driver.DeleteQuery().
124 * Not removed from hash table here.
127 _mesa_delete_query(struct gl_context
*ctx
, struct gl_query_object
*q
)
135 _mesa_init_query_object_functions(struct dd_function_table
*driver
)
137 driver
->NewQueryObject
= _mesa_new_query_object
;
138 driver
->DeleteQuery
= _mesa_delete_query
;
139 driver
->BeginQuery
= _mesa_begin_query
;
140 driver
->EndQuery
= _mesa_end_query
;
141 driver
->WaitQuery
= _mesa_wait_query
;
142 driver
->CheckQuery
= _mesa_check_query
;
145 static struct gl_query_object
**
146 get_pipe_stats_binding_point(struct gl_context
*ctx
,
149 const int which
= target
- GL_VERTICES_SUBMITTED
;
150 assert(which
< MAX_PIPELINE_STATISTICS
);
152 if (!_mesa_has_ARB_pipeline_statistics_query(ctx
))
155 return &ctx
->Query
.pipeline_stats
[which
];
159 * Return pointer to the query object binding point for the given target and
161 * \return NULL if invalid target, else the address of binding point
163 static struct gl_query_object
**
164 get_query_binding_point(struct gl_context
*ctx
, GLenum target
, GLuint index
)
167 case GL_SAMPLES_PASSED
:
168 if (_mesa_has_ARB_occlusion_query(ctx
) ||
169 _mesa_has_ARB_occlusion_query2(ctx
))
170 return &ctx
->Query
.CurrentOcclusionObject
;
173 case GL_ANY_SAMPLES_PASSED
:
174 if (_mesa_has_ARB_occlusion_query2(ctx
) ||
175 _mesa_has_EXT_occlusion_query_boolean(ctx
))
176 return &ctx
->Query
.CurrentOcclusionObject
;
179 case GL_ANY_SAMPLES_PASSED_CONSERVATIVE
:
180 if (_mesa_has_ARB_ES3_compatibility(ctx
) ||
181 _mesa_has_EXT_occlusion_query_boolean(ctx
))
182 return &ctx
->Query
.CurrentOcclusionObject
;
185 case GL_TIME_ELAPSED
:
186 if (_mesa_has_EXT_timer_query(ctx
) ||
187 _mesa_has_EXT_disjoint_timer_query(ctx
))
188 return &ctx
->Query
.CurrentTimerObject
;
191 case GL_PRIMITIVES_GENERATED
:
192 if (_mesa_has_EXT_transform_feedback(ctx
) ||
193 _mesa_has_EXT_tessellation_shader(ctx
) ||
194 _mesa_has_OES_geometry_shader(ctx
))
195 return &ctx
->Query
.PrimitivesGenerated
[index
];
198 case GL_TRANSFORM_FEEDBACK_PRIMITIVES_WRITTEN
:
199 if (_mesa_has_EXT_transform_feedback(ctx
) || _mesa_is_gles3(ctx
))
200 return &ctx
->Query
.PrimitivesWritten
[index
];
203 case GL_TRANSFORM_FEEDBACK_STREAM_OVERFLOW
:
204 if (_mesa_has_ARB_transform_feedback_overflow_query(ctx
))
205 return &ctx
->Query
.TransformFeedbackOverflow
[index
];
208 case GL_TRANSFORM_FEEDBACK_OVERFLOW
:
209 if (_mesa_has_ARB_transform_feedback_overflow_query(ctx
))
210 return &ctx
->Query
.TransformFeedbackOverflowAny
;
214 case GL_VERTICES_SUBMITTED
:
215 case GL_PRIMITIVES_SUBMITTED
:
216 case GL_VERTEX_SHADER_INVOCATIONS
:
217 case GL_FRAGMENT_SHADER_INVOCATIONS
:
218 case GL_CLIPPING_INPUT_PRIMITIVES
:
219 case GL_CLIPPING_OUTPUT_PRIMITIVES
:
220 return get_pipe_stats_binding_point(ctx
, target
);
222 case GL_GEOMETRY_SHADER_INVOCATIONS
:
223 /* GL_GEOMETRY_SHADER_INVOCATIONS is defined in a non-sequential order */
224 target
= GL_VERTICES_SUBMITTED
+ MAX_PIPELINE_STATISTICS
- 1;
226 case GL_GEOMETRY_SHADER_PRIMITIVES_EMITTED
:
227 if (_mesa_has_geometry_shaders(ctx
))
228 return get_pipe_stats_binding_point(ctx
, target
);
232 case GL_TESS_CONTROL_SHADER_PATCHES
:
233 case GL_TESS_EVALUATION_SHADER_INVOCATIONS
:
234 if (_mesa_has_tessellation(ctx
))
235 return get_pipe_stats_binding_point(ctx
, target
);
239 case GL_COMPUTE_SHADER_INVOCATIONS
:
240 if (_mesa_has_compute_shaders(ctx
))
241 return get_pipe_stats_binding_point(ctx
, target
);
251 * Create $n query objects and store them in *ids. Make them of type $target
252 * if dsa is set. Called from _mesa_GenQueries() and _mesa_CreateQueries().
255 create_queries(struct gl_context
*ctx
, GLenum target
, GLsizei n
, GLuint
*ids
,
258 const char *func
= dsa
? "glGenQueries" : "glCreateQueries";
261 if (MESA_VERBOSE
& VERBOSE_API
)
262 _mesa_debug(ctx
, "%s(%d)\n", func
, n
);
265 _mesa_error(ctx
, GL_INVALID_VALUE
, "%s(n < 0)", func
);
269 first
= _mesa_HashFindFreeKeyBlock(ctx
->Query
.QueryObjects
, n
);
272 for (i
= 0; i
< n
; i
++) {
273 struct gl_query_object
*q
274 = ctx
->Driver
.NewQueryObject(ctx
, first
+ i
);
276 _mesa_error(ctx
, GL_OUT_OF_MEMORY
, "%s", func
);
279 /* Do the equivalent of binding the buffer with a target */
281 q
->EverBound
= GL_TRUE
;
284 _mesa_HashInsertLocked(ctx
->Query
.QueryObjects
, first
+ i
, q
);
290 _mesa_GenQueries(GLsizei n
, GLuint
*ids
)
292 GET_CURRENT_CONTEXT(ctx
);
293 create_queries(ctx
, 0, n
, ids
, false);
297 _mesa_CreateQueries(GLenum target
, GLsizei n
, GLuint
*ids
)
299 GET_CURRENT_CONTEXT(ctx
);
302 case GL_SAMPLES_PASSED
:
303 case GL_ANY_SAMPLES_PASSED
:
304 case GL_ANY_SAMPLES_PASSED_CONSERVATIVE
:
305 case GL_TIME_ELAPSED
:
307 case GL_PRIMITIVES_GENERATED
:
308 case GL_TRANSFORM_FEEDBACK_PRIMITIVES_WRITTEN
:
309 case GL_TRANSFORM_FEEDBACK_STREAM_OVERFLOW
:
310 case GL_TRANSFORM_FEEDBACK_OVERFLOW
:
313 _mesa_error(ctx
, GL_INVALID_ENUM
, "glCreateQueries(invalid target = %s)",
314 _mesa_enum_to_string(target
));
318 create_queries(ctx
, target
, n
, ids
, true);
323 _mesa_DeleteQueries(GLsizei n
, const GLuint
*ids
)
326 GET_CURRENT_CONTEXT(ctx
);
327 FLUSH_VERTICES(ctx
, 0);
329 if (MESA_VERBOSE
& VERBOSE_API
)
330 _mesa_debug(ctx
, "glDeleteQueries(%d)\n", n
);
333 _mesa_error(ctx
, GL_INVALID_VALUE
, "glDeleteQueriesARB(n < 0)");
337 for (i
= 0; i
< n
; i
++) {
339 struct gl_query_object
*q
= _mesa_lookup_query_object(ctx
, ids
[i
]);
342 struct gl_query_object
**bindpt
;
343 bindpt
= get_query_binding_point(ctx
, q
->Target
, q
->Stream
);
344 assert(bindpt
); /* Should be non-null for active q. */
348 q
->Active
= GL_FALSE
;
349 ctx
->Driver
.EndQuery(ctx
, q
);
351 _mesa_HashRemoveLocked(ctx
->Query
.QueryObjects
, ids
[i
]);
352 ctx
->Driver
.DeleteQuery(ctx
, q
);
360 _mesa_IsQuery(GLuint id
)
362 struct gl_query_object
*q
;
364 GET_CURRENT_CONTEXT(ctx
);
365 ASSERT_OUTSIDE_BEGIN_END_WITH_RETVAL(ctx
, GL_FALSE
);
367 if (MESA_VERBOSE
& VERBOSE_API
)
368 _mesa_debug(ctx
, "glIsQuery(%u)\n", id
);
373 q
= _mesa_lookup_query_object(ctx
, id
);
381 query_error_check_index(struct gl_context
*ctx
, GLenum target
, GLuint index
)
384 case GL_TRANSFORM_FEEDBACK_PRIMITIVES_WRITTEN
:
385 case GL_PRIMITIVES_GENERATED
:
386 case GL_TRANSFORM_FEEDBACK_STREAM_OVERFLOW
:
387 if (index
>= ctx
->Const
.MaxVertexStreams
) {
388 _mesa_error(ctx
, GL_INVALID_VALUE
,
389 "glBeginQueryIndexed(index>=MaxVertexStreams)");
395 _mesa_error(ctx
, GL_INVALID_VALUE
, "glBeginQueryIndexed(index>0)");
403 _mesa_BeginQueryIndexed(GLenum target
, GLuint index
, GLuint id
)
405 struct gl_query_object
*q
, **bindpt
;
406 GET_CURRENT_CONTEXT(ctx
);
408 if (MESA_VERBOSE
& VERBOSE_API
)
409 _mesa_debug(ctx
, "glBeginQueryIndexed(%s, %u, %u)\n",
410 _mesa_enum_to_string(target
), index
, id
);
412 if (!query_error_check_index(ctx
, target
, index
))
415 FLUSH_VERTICES(ctx
, 0);
417 bindpt
= get_query_binding_point(ctx
, target
, index
);
419 _mesa_error(ctx
, GL_INVALID_ENUM
, "glBeginQuery{Indexed}(target)");
423 /* From the GL_ARB_occlusion_query spec:
425 * "If BeginQueryARB is called while another query is already in
426 * progress with the same target, an INVALID_OPERATION error is
430 _mesa_error(ctx
, GL_INVALID_OPERATION
,
431 "glBeginQuery{Indexed}(target=%s is active)",
432 _mesa_enum_to_string(target
));
437 _mesa_error(ctx
, GL_INVALID_OPERATION
, "glBeginQuery{Indexed}(id==0)");
441 q
= _mesa_lookup_query_object(ctx
, id
);
443 if (ctx
->API
!= API_OPENGL_COMPAT
) {
444 _mesa_error(ctx
, GL_INVALID_OPERATION
,
445 "glBeginQuery{Indexed}(non-gen name)");
448 /* create new object */
449 q
= ctx
->Driver
.NewQueryObject(ctx
, id
);
451 _mesa_error(ctx
, GL_OUT_OF_MEMORY
, "glBeginQuery{Indexed}");
454 _mesa_HashInsertLocked(ctx
->Query
.QueryObjects
, id
, q
);
458 /* pre-existing object */
460 _mesa_error(ctx
, GL_INVALID_OPERATION
,
461 "glBeginQuery{Indexed}(query already active)");
465 /* Section 2.14 Asynchronous Queries, page 84 of the OpenGL ES 3.0.4
468 * "BeginQuery generates an INVALID_OPERATION error if any of the
469 * following conditions hold: [...] id is the name of an
470 * existing query object whose type does not match target; [...]
472 * Similar wording exists in the OpenGL 4.5 spec, section 4.2. QUERY
473 * OBJECTS AND ASYNCHRONOUS QUERIES, page 43.
475 if (q
->EverBound
&& q
->Target
!= target
) {
476 _mesa_error(ctx
, GL_INVALID_OPERATION
,
477 "glBeginQuery{Indexed}(target mismatch)");
482 /* This possibly changes the target of a buffer allocated by
483 * CreateQueries. Issue 39) in the ARB_direct_state_access extension states
486 * "CreateQueries adds a <target>, so strictly speaking the <target>
487 * command isn't needed for BeginQuery/EndQuery, but in the end, this also
488 * isn't a selector, so we decided not to change it."
490 * Updating the target of the query object should be acceptable, so let's
498 q
->EverBound
= GL_TRUE
;
501 /* XXX should probably refcount query objects */
504 ctx
->Driver
.BeginQuery(ctx
, q
);
509 _mesa_EndQueryIndexed(GLenum target
, GLuint index
)
511 struct gl_query_object
*q
, **bindpt
;
512 GET_CURRENT_CONTEXT(ctx
);
514 if (MESA_VERBOSE
& VERBOSE_API
)
515 _mesa_debug(ctx
, "glEndQueryIndexed(%s, %u)\n",
516 _mesa_enum_to_string(target
), index
);
518 if (!query_error_check_index(ctx
, target
, index
))
521 FLUSH_VERTICES(ctx
, 0);
523 bindpt
= get_query_binding_point(ctx
, target
, index
);
525 _mesa_error(ctx
, GL_INVALID_ENUM
, "glEndQuery{Indexed}(target)");
529 /* XXX should probably refcount query objects */
532 /* Check for GL_ANY_SAMPLES_PASSED vs GL_SAMPLES_PASSED. */
533 if (q
&& q
->Target
!= target
) {
534 _mesa_error(ctx
, GL_INVALID_OPERATION
,
535 "glEndQuery(target=%s with active query of target %s)",
536 _mesa_enum_to_string(target
),
537 _mesa_enum_to_string(q
->Target
));
543 if (!q
|| !q
->Active
) {
544 _mesa_error(ctx
, GL_INVALID_OPERATION
,
545 "glEndQuery{Indexed}(no matching glBeginQuery{Indexed})");
549 q
->Active
= GL_FALSE
;
550 ctx
->Driver
.EndQuery(ctx
, q
);
554 _mesa_BeginQuery(GLenum target
, GLuint id
)
556 _mesa_BeginQueryIndexed(target
, 0, id
);
560 _mesa_EndQuery(GLenum target
)
562 _mesa_EndQueryIndexed(target
, 0);
566 _mesa_QueryCounter(GLuint id
, GLenum target
)
568 struct gl_query_object
*q
;
569 GET_CURRENT_CONTEXT(ctx
);
571 if (MESA_VERBOSE
& VERBOSE_API
)
572 _mesa_debug(ctx
, "glQueryCounter(%u, %s)\n", id
,
573 _mesa_enum_to_string(target
));
576 if (target
!= GL_TIMESTAMP
) {
577 _mesa_error(ctx
, GL_INVALID_ENUM
, "glQueryCounter(target)");
582 _mesa_error(ctx
, GL_INVALID_OPERATION
, "glQueryCounter(id==0)");
586 q
= _mesa_lookup_query_object(ctx
, id
);
588 /* XXX the Core profile should throw INVALID_OPERATION here */
590 /* create new object */
591 q
= ctx
->Driver
.NewQueryObject(ctx
, id
);
593 _mesa_error(ctx
, GL_OUT_OF_MEMORY
, "glQueryCounter");
596 _mesa_HashInsertLocked(ctx
->Query
.QueryObjects
, id
, q
);
599 if (q
->Target
&& q
->Target
!= GL_TIMESTAMP
) {
600 _mesa_error(ctx
, GL_INVALID_OPERATION
,
601 "glQueryCounter(id has an invalid target)");
607 _mesa_error(ctx
, GL_INVALID_OPERATION
, "glQueryCounter(id is active)");
611 /* This possibly changes the target of a buffer allocated by
612 * CreateQueries. Issue 39) in the ARB_direct_state_access extension states
615 * "CreateQueries adds a <target>, so strictly speaking the <target>
616 * command isn't needed for BeginQuery/EndQuery, but in the end, this also
617 * isn't a selector, so we decided not to change it."
619 * Updating the target of the query object should be acceptable, so let's
626 q
->EverBound
= GL_TRUE
;
628 if (ctx
->Driver
.QueryCounter
) {
629 ctx
->Driver
.QueryCounter(ctx
, q
);
631 /* QueryCounter is implemented using EndQuery without BeginQuery
632 * in drivers. This is actually Direct3D and Gallium convention.
634 ctx
->Driver
.EndQuery(ctx
, q
);
640 _mesa_GetQueryIndexediv(GLenum target
, GLuint index
, GLenum pname
,
643 struct gl_query_object
*q
= NULL
, **bindpt
= NULL
;
644 GET_CURRENT_CONTEXT(ctx
);
646 if (MESA_VERBOSE
& VERBOSE_API
)
647 _mesa_debug(ctx
, "glGetQueryIndexediv(%s, %u, %s)\n",
648 _mesa_enum_to_string(target
),
650 _mesa_enum_to_string(pname
));
652 if (!query_error_check_index(ctx
, target
, index
))
655 /* From the GL_EXT_occlusion_query_boolean spec:
657 * "The error INVALID_ENUM is generated if GetQueryivEXT is called where
658 * <pname> is not CURRENT_QUERY_EXT."
660 * Same rule is present also in ES 3.2 spec.
662 if (_mesa_is_gles(ctx
) && pname
!= GL_CURRENT_QUERY
) {
663 _mesa_error(ctx
, GL_INVALID_ENUM
, "glGetQueryivEXT(%s)",
664 _mesa_enum_to_string(pname
));
668 if (target
== GL_TIMESTAMP
) {
669 if (!_mesa_has_ARB_timer_query(ctx
) &&
670 !_mesa_has_EXT_disjoint_timer_query(ctx
)) {
671 _mesa_error(ctx
, GL_INVALID_ENUM
, "glGetQueryARB(target)");
676 bindpt
= get_query_binding_point(ctx
, target
, index
);
678 _mesa_error(ctx
, GL_INVALID_ENUM
, "glGetQuery{Indexed}iv(target)");
686 case GL_QUERY_COUNTER_BITS
:
688 case GL_SAMPLES_PASSED
:
689 *params
= ctx
->Const
.QueryCounterBits
.SamplesPassed
;
691 case GL_ANY_SAMPLES_PASSED
:
692 case GL_ANY_SAMPLES_PASSED_CONSERVATIVE
:
693 /* The minimum value of this is 1 if it's nonzero, and the value
694 * is only ever GL_TRUE or GL_FALSE, so no sense in reporting more
699 case GL_TIME_ELAPSED
:
700 *params
= ctx
->Const
.QueryCounterBits
.TimeElapsed
;
703 *params
= ctx
->Const
.QueryCounterBits
.Timestamp
;
705 case GL_PRIMITIVES_GENERATED
:
706 *params
= ctx
->Const
.QueryCounterBits
.PrimitivesGenerated
;
708 case GL_TRANSFORM_FEEDBACK_PRIMITIVES_WRITTEN
:
709 *params
= ctx
->Const
.QueryCounterBits
.PrimitivesWritten
;
711 case GL_TRANSFORM_FEEDBACK_STREAM_OVERFLOW
:
712 case GL_TRANSFORM_FEEDBACK_OVERFLOW
:
713 /* The minimum value of this is 1 if it's nonzero, and the value
714 * is only ever GL_TRUE or GL_FALSE, so no sense in reporting more
719 case GL_VERTICES_SUBMITTED
:
720 *params
= ctx
->Const
.QueryCounterBits
.VerticesSubmitted
;
722 case GL_PRIMITIVES_SUBMITTED
:
723 *params
= ctx
->Const
.QueryCounterBits
.PrimitivesSubmitted
;
725 case GL_VERTEX_SHADER_INVOCATIONS
:
726 *params
= ctx
->Const
.QueryCounterBits
.VsInvocations
;
728 case GL_TESS_CONTROL_SHADER_PATCHES
:
729 *params
= ctx
->Const
.QueryCounterBits
.TessPatches
;
731 case GL_TESS_EVALUATION_SHADER_INVOCATIONS
:
732 *params
= ctx
->Const
.QueryCounterBits
.TessInvocations
;
734 case GL_GEOMETRY_SHADER_INVOCATIONS
:
735 *params
= ctx
->Const
.QueryCounterBits
.GsInvocations
;
737 case GL_GEOMETRY_SHADER_PRIMITIVES_EMITTED
:
738 *params
= ctx
->Const
.QueryCounterBits
.GsPrimitives
;
740 case GL_FRAGMENT_SHADER_INVOCATIONS
:
741 *params
= ctx
->Const
.QueryCounterBits
.FsInvocations
;
743 case GL_COMPUTE_SHADER_INVOCATIONS
:
744 *params
= ctx
->Const
.QueryCounterBits
.ComputeInvocations
;
746 case GL_CLIPPING_INPUT_PRIMITIVES
:
747 *params
= ctx
->Const
.QueryCounterBits
.ClInPrimitives
;
749 case GL_CLIPPING_OUTPUT_PRIMITIVES
:
750 *params
= ctx
->Const
.QueryCounterBits
.ClOutPrimitives
;
754 "Unknown target in glGetQueryIndexediv(target = %s)",
755 _mesa_enum_to_string(target
));
760 case GL_CURRENT_QUERY
:
761 *params
= (q
&& q
->Target
== target
) ? q
->Id
: 0;
764 _mesa_error(ctx
, GL_INVALID_ENUM
, "glGetQuery{Indexed}iv(pname)");
770 _mesa_GetQueryiv(GLenum target
, GLenum pname
, GLint
*params
)
772 _mesa_GetQueryIndexediv(target
, 0, pname
, params
);
776 get_query_object(struct gl_context
*ctx
, const char *func
,
777 GLuint id
, GLenum pname
, GLenum ptype
,
778 struct gl_buffer_object
*buf
, intptr_t offset
)
780 struct gl_query_object
*q
= NULL
;
783 if (MESA_VERBOSE
& VERBOSE_API
)
784 _mesa_debug(ctx
, "%s(%u, %s)\n", func
, id
,
785 _mesa_enum_to_string(pname
));
788 q
= _mesa_lookup_query_object(ctx
, id
);
790 if (!q
|| q
->Active
|| !q
->EverBound
) {
791 _mesa_error(ctx
, GL_INVALID_OPERATION
,
792 "%s(id=%d is invalid or active)", func
, id
);
796 /* From GL_EXT_occlusion_query_boolean spec:
798 * "Accepted by the <pname> parameter of GetQueryObjectivEXT and
799 * GetQueryObjectuivEXT:
801 * QUERY_RESULT_EXT 0x8866
802 * QUERY_RESULT_AVAILABLE_EXT 0x8867"
804 * Same rule is present also in ES 3.2 spec.
806 if (_mesa_is_gles(ctx
) &&
807 (pname
!= GL_QUERY_RESULT
&& pname
!= GL_QUERY_RESULT_AVAILABLE
)) {
808 _mesa_error(ctx
, GL_INVALID_ENUM
, "%s(%s)", func
,
809 _mesa_enum_to_string(pname
));
813 if (buf
&& buf
!= ctx
->Shared
->NullBufferObj
) {
814 bool is_64bit
= ptype
== GL_INT64_ARB
||
815 ptype
== GL_UNSIGNED_INT64_ARB
;
816 if (!_mesa_has_ARB_query_buffer_object(ctx
)) {
817 _mesa_error(ctx
, GL_INVALID_OPERATION
, "%s(not supported)", func
);
820 if (buf
->Size
< offset
+ 4 * (is_64bit
? 2 : 1)) {
821 _mesa_error(ctx
, GL_INVALID_OPERATION
, "%s(out of bounds)", func
);
826 _mesa_error(ctx
, GL_INVALID_VALUE
, "%s(offset is negative)", func
);
831 case GL_QUERY_RESULT
:
832 case GL_QUERY_RESULT_NO_WAIT
:
833 case GL_QUERY_RESULT_AVAILABLE
:
834 case GL_QUERY_TARGET
:
835 ctx
->Driver
.StoreQueryResult(ctx
, q
, buf
, offset
, pname
, ptype
);
839 /* fall through to get error below */
843 case GL_QUERY_RESULT
:
845 ctx
->Driver
.WaitQuery(ctx
, q
);
848 case GL_QUERY_RESULT_NO_WAIT
:
849 if (!_mesa_has_ARB_query_buffer_object(ctx
))
851 ctx
->Driver
.CheckQuery(ctx
, q
);
856 case GL_QUERY_RESULT_AVAILABLE
:
858 ctx
->Driver
.CheckQuery(ctx
, q
);
861 case GL_QUERY_TARGET
:
866 _mesa_error(ctx
, GL_INVALID_ENUM
, "%s(pname=%s)",
867 func
, _mesa_enum_to_string(pname
));
873 GLint
*param
= (GLint
*)offset
;
874 if (value
> 0x7fffffff)
880 case GL_UNSIGNED_INT
: {
881 GLuint
*param
= (GLuint
*)offset
;
882 if (value
> 0xffffffff)
889 case GL_UNSIGNED_INT64_ARB
: {
890 GLuint64EXT
*param
= (GLuint64EXT
*)offset
;
895 unreachable("unexpected ptype");
900 _mesa_GetQueryObjectiv(GLuint id
, GLenum pname
, GLint
*params
)
902 GET_CURRENT_CONTEXT(ctx
);
904 get_query_object(ctx
, "glGetQueryObjectiv",
905 id
, pname
, GL_INT
, ctx
->QueryBuffer
, (intptr_t)params
);
910 _mesa_GetQueryObjectuiv(GLuint id
, GLenum pname
, GLuint
*params
)
912 GET_CURRENT_CONTEXT(ctx
);
914 get_query_object(ctx
, "glGetQueryObjectuiv",
915 id
, pname
, GL_UNSIGNED_INT
,
916 ctx
->QueryBuffer
, (intptr_t)params
);
921 * New with GL_EXT_timer_query
924 _mesa_GetQueryObjecti64v(GLuint id
, GLenum pname
, GLint64EXT
*params
)
926 GET_CURRENT_CONTEXT(ctx
);
928 get_query_object(ctx
, "glGetQueryObjecti64v",
929 id
, pname
, GL_INT64_ARB
,
930 ctx
->QueryBuffer
, (intptr_t)params
);
935 * New with GL_EXT_timer_query
938 _mesa_GetQueryObjectui64v(GLuint id
, GLenum pname
, GLuint64EXT
*params
)
940 GET_CURRENT_CONTEXT(ctx
);
942 get_query_object(ctx
, "glGetQueryObjectui64v",
943 id
, pname
, GL_UNSIGNED_INT64_ARB
,
944 ctx
->QueryBuffer
, (intptr_t)params
);
948 * New with GL_ARB_query_buffer_object
951 _mesa_GetQueryBufferObjectiv(GLuint id
, GLuint buffer
, GLenum pname
,
954 struct gl_buffer_object
*buf
;
955 GET_CURRENT_CONTEXT(ctx
);
957 buf
= _mesa_lookup_bufferobj_err(ctx
, buffer
, "glGetQueryBufferObjectiv");
961 get_query_object(ctx
, "glGetQueryBufferObjectiv",
962 id
, pname
, GL_INT
, buf
, offset
);
967 _mesa_GetQueryBufferObjectuiv(GLuint id
, GLuint buffer
, GLenum pname
,
970 struct gl_buffer_object
*buf
;
971 GET_CURRENT_CONTEXT(ctx
);
973 buf
= _mesa_lookup_bufferobj_err(ctx
, buffer
, "glGetQueryBufferObjectuiv");
977 get_query_object(ctx
, "glGetQueryBufferObjectuiv",
978 id
, pname
, GL_UNSIGNED_INT
, buf
, offset
);
983 _mesa_GetQueryBufferObjecti64v(GLuint id
, GLuint buffer
, GLenum pname
,
986 struct gl_buffer_object
*buf
;
987 GET_CURRENT_CONTEXT(ctx
);
989 buf
= _mesa_lookup_bufferobj_err(ctx
, buffer
, "glGetQueryBufferObjecti64v");
993 get_query_object(ctx
, "glGetQueryBufferObjecti64v",
994 id
, pname
, GL_INT64_ARB
, buf
, offset
);
999 _mesa_GetQueryBufferObjectui64v(GLuint id
, GLuint buffer
, GLenum pname
,
1002 struct gl_buffer_object
*buf
;
1003 GET_CURRENT_CONTEXT(ctx
);
1005 buf
= _mesa_lookup_bufferobj_err(ctx
, buffer
, "glGetQueryBufferObjectui64v");
1009 get_query_object(ctx
, "glGetQueryBufferObjectui64v",
1010 id
, pname
, GL_UNSIGNED_INT64_ARB
, buf
, offset
);
1015 * Allocate/init the context state related to query objects.
1018 _mesa_init_queryobj(struct gl_context
*ctx
)
1020 ctx
->Query
.QueryObjects
= _mesa_NewHashTable();
1021 ctx
->Query
.CurrentOcclusionObject
= NULL
;
1023 ctx
->Const
.QueryCounterBits
.SamplesPassed
= 64;
1024 ctx
->Const
.QueryCounterBits
.TimeElapsed
= 64;
1025 ctx
->Const
.QueryCounterBits
.Timestamp
= 64;
1026 ctx
->Const
.QueryCounterBits
.PrimitivesGenerated
= 64;
1027 ctx
->Const
.QueryCounterBits
.PrimitivesWritten
= 64;
1029 ctx
->Const
.QueryCounterBits
.VerticesSubmitted
= 64;
1030 ctx
->Const
.QueryCounterBits
.PrimitivesSubmitted
= 64;
1031 ctx
->Const
.QueryCounterBits
.VsInvocations
= 64;
1032 ctx
->Const
.QueryCounterBits
.TessPatches
= 64;
1033 ctx
->Const
.QueryCounterBits
.TessInvocations
= 64;
1034 ctx
->Const
.QueryCounterBits
.GsInvocations
= 64;
1035 ctx
->Const
.QueryCounterBits
.GsPrimitives
= 64;
1036 ctx
->Const
.QueryCounterBits
.FsInvocations
= 64;
1037 ctx
->Const
.QueryCounterBits
.ComputeInvocations
= 64;
1038 ctx
->Const
.QueryCounterBits
.ClInPrimitives
= 64;
1039 ctx
->Const
.QueryCounterBits
.ClOutPrimitives
= 64;
1044 * Callback for deleting a query object. Called by _mesa_HashDeleteAll().
1047 delete_queryobj_cb(GLuint id
, void *data
, void *userData
)
1049 struct gl_query_object
*q
= (struct gl_query_object
*) data
;
1050 struct gl_context
*ctx
= (struct gl_context
*)userData
;
1051 ctx
->Driver
.DeleteQuery(ctx
, q
);
1056 * Free the context state related to query objects.
1059 _mesa_free_queryobj_data(struct gl_context
*ctx
)
1061 _mesa_HashDeleteAll(ctx
->Query
.QueryObjects
, delete_queryobj_cb
, ctx
);
1062 _mesa_DeleteHashTable(ctx
->Query
.QueryObjects
);