1// Copyright 2016 The SwiftShader Authors. All Rights Reserved.
2//
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// Query.h: Defines the gl::Query class
16
17#ifndef LIBGL_QUERY_H_
18#define LIBGL_QUERY_H_
19
20#include "common/Object.hpp"
21#include "Renderer/Renderer.hpp"
22
23#define _GDI32_
24#include <windows.h>
25#include <GL/GL.h>
26#include <GL/glext.h>
27
28namespace gl
29{
30
31class Query : public NamedObject
32{
33public:
34	Query(GLuint name, GLenum type);
35	virtual ~Query();
36
37	void begin();
38	void end();
39	GLuint getResult();
40	GLboolean isResultAvailable();
41
42	GLenum getType() const;
43
44private:
45	GLboolean testQuery();
46
47	sw::Query* mQuery;
48	GLenum mType;
49	GLboolean mStatus;
50	GLint mResult;
51};
52
53}
54
55#endif   // LIBGL_QUERY_H_
56