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 es2::Query class 16 17 #ifndef LIBGLESV2_QUERY_H_ 18 #define LIBGLESV2_QUERY_H_ 19 20 #include "common/Object.hpp" 21 #include "Renderer/Renderer.hpp" 22 23 #include <GLES2/gl2.h> 24 25 namespace es2 26 { 27 28 class Query : public gl::NamedObject 29 { 30 public: 31 Query(GLuint name, GLenum type); 32 virtual ~Query(); 33 34 void begin(); 35 void end(); 36 GLuint getResult(); 37 GLboolean isResultAvailable(); 38 39 GLenum getType() const; 40 41 private: 42 GLboolean testQuery(); 43 44 sw::Query* mQuery; 45 GLenum mType; 46 GLboolean mStatus; 47 GLint mResult; 48 }; 49 50 } 51 52 #endif // LIBGLESV2_QUERY_H_ 53
