1 /*
2  * Copyright (c) 2024 Huawei Device Co., Ltd.
3  * Licensed under the Apache License, Version 2.0 (the "License");
4  * you may not use this file except in compliance with the License.
5  * You may obtain a copy of the License at
6  *
7  *     http://www.apache.org/licenses/LICENSE-2.0
8  *
9  * Unless required by applicable law or agreed to in writing, software
10  * distributed under the License is distributed on an "AS IS" BASIS,
11  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12  * See the License for the specific language governing permissions and
13  * limitations under the License.
14  */
15 
16 #ifndef RENDER_PERF__GPU_QUERY_H
17 #define RENDER_PERF__GPU_QUERY_H
18 
19 #include <cstdint>
20 
21 #include <base/containers/unique_ptr.h>
22 #include <render/device/pipeline_state_desc.h>
23 #include <render/namespace.h>
24 
25 RENDER_BEGIN_NAMESPACE()
26 class Device;
27 struct GpuQueryDesc {
28     QueryType queryType { QueryType::CORE_QUERY_TYPE_TIMESTAMP };
29     QueryPipelineStatisticFlags queryPipelineStatisticsFlags { 0 };
30 };
31 struct GpuQueryPlatformData {};
32 
33 /**
34  * GpuQuery.
35  * Gpu query class.
36  */
37 class GpuQuery {
38 public:
39     GpuQuery() = default;
40     virtual ~GpuQuery() = default;
41 
42     GpuQuery(const GpuQuery&) = delete;
43     GpuQuery& operator=(const GpuQuery&) = delete;
44 
45     virtual void NextQueryIndex() = 0;
46 
47     virtual const GpuQueryDesc& GetDesc() const = 0;
48     virtual const GpuQueryPlatformData& GetPlatformData() const = 0;
49 
50 private:
51 };
52 RENDER_END_NAMESPACE()
53 
54 #endif // CORE__PERF__GPU_QUERY_H
55