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25 * Stub support for occlusion queries.
27 * Since we expose support for GL 2.0, we have to expose occlusion queries,
28 * but the spec allows you to expose 0 query counter bits, so we just return 0
29 * as the result of all our queries.
31 #include "vc4_context.h"
38 static struct pipe_query
*
39 vc4_create_query(struct pipe_context
*ctx
, unsigned query_type
, unsigned index
)
41 struct vc4_query
*query
= calloc(1, sizeof(*query
));
43 /* Note that struct pipe_query isn't actually defined anywhere. */
44 return (struct pipe_query
*)query
;
48 vc4_destroy_query(struct pipe_context
*ctx
, struct pipe_query
*query
)
54 vc4_begin_query(struct pipe_context
*ctx
, struct pipe_query
*query
)
59 vc4_end_query(struct pipe_context
*ctx
, struct pipe_query
*query
)
64 vc4_get_query_result(struct pipe_context
*ctx
, struct pipe_query
*query
,
65 boolean wait
, union pipe_query_result
*vresult
)
67 uint64_t *result
= &vresult
->u64
;
75 vc4_query_init(struct pipe_context
*pctx
)
77 pctx
->create_query
= vc4_create_query
;
78 pctx
->destroy_query
= vc4_destroy_query
;
79 pctx
->begin_query
= vc4_begin_query
;
80 pctx
->end_query
= vc4_end_query
;
81 pctx
->get_query_result
= vc4_get_query_result
;