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-rw-r--r--src/mesa/drivers/common/driverfuncs.c1
-rw-r--r--src/mesa/main/queryobj.c16
-rw-r--r--src/mesa/main/queryobj.h3
3 files changed, 19 insertions, 1 deletions
diff --git a/src/mesa/drivers/common/driverfuncs.c b/src/mesa/drivers/common/driverfuncs.c
index 276da41f4e..6a98c29a3d 100644
--- a/src/mesa/drivers/common/driverfuncs.c
+++ b/src/mesa/drivers/common/driverfuncs.c
@@ -231,6 +231,7 @@ _mesa_init_driver_functions(struct dd_function_table *driver)
driver->BeginQuery = _mesa_begin_query;
driver->EndQuery = _mesa_end_query;
driver->WaitQuery = _mesa_wait_query;
+ driver->CheckQuery = _mesa_check_query;
/* APPLE_vertex_array_object */
driver->NewArrayObject = _mesa_new_array_object;
diff --git a/src/mesa/main/queryobj.c b/src/mesa/main/queryobj.c
index 554e0b0d18..c25b31af02 100644
--- a/src/mesa/main/queryobj.c
+++ b/src/mesa/main/queryobj.c
@@ -83,13 +83,27 @@ void
_mesa_wait_query(GLcontext *ctx, struct gl_query_object *q)
{
/* For software drivers, _mesa_end_query() should have completed the query.
- * For real hardware, implement a proper WaitQuery() driver function.
+ * For real hardware, implement a proper WaitQuery() driver function,
+ * which may require issuing a flush.
*/
assert(q->Ready);
}
/**
+ * Check if a query results are ready. Software driver fallback.
+ * Called via ctx->Driver.CheckQuery().
+ */
+void
+_mesa_check_query(GLcontext *ctx, struct gl_query_object *q)
+{
+ /* No-op for sw rendering.
+ * HW drivers may need to flush at this time.
+ */
+}
+
+
+/**
* Delete a query object. Called via ctx->Driver.DeleteQuery().
* Not removed from hash table here.
*/
diff --git a/src/mesa/main/queryobj.h b/src/mesa/main/queryobj.h
index 9a9774641b..bc02b65b54 100644
--- a/src/mesa/main/queryobj.h
+++ b/src/mesa/main/queryobj.h
@@ -48,6 +48,9 @@ _mesa_end_query(GLcontext *ctx, struct gl_query_object *q);
extern void
_mesa_wait_query(GLcontext *ctx, struct gl_query_object *q);
+extern void
+_mesa_check_query(GLcontext *ctx, struct gl_query_object *q);
+
extern void GLAPIENTRY
_mesa_GenQueriesARB(GLsizei n, GLuint *ids);