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// Fence.h: Defines the Fence class, which supports the GL_NV_fence extension. 16 17#ifndef LIBGL_FENCE_H_ 18#define LIBGL_FENCE_H_ 19 20#define _GDI32_ 21#include <windows.h> 22#include <GL/GL.h> 23#include <GL/glext.h> 24 25namespace gl 26{ 27 28class Fence 29{ 30public: 31 Fence(); 32 virtual ~Fence(); 33 34 GLboolean isFence(); 35 void setFence(GLenum condition); 36 GLboolean testFence(); 37 void finishFence(); 38 void getFenceiv(GLenum pname, GLint *params); 39 40private: 41 bool mQuery; 42 GLenum mCondition; 43 GLboolean mStatus; 44}; 45 46} 47 48#endif // LIBGL_FENCE_H_ 49