GLES20RenderEngine.h revision 3f84483382be2d528918cc1a6fbc6a7d68e0b181
1/* 2 * Copyright 2013 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 18#ifndef SF_GLES20RENDERENGINE_H_ 19#define SF_GLES20RENDERENGINE_H_ 20 21#include <stdint.h> 22#include <sys/types.h> 23 24#include <GLES2/gl2.h> 25 26#include "RenderEngine.h" 27#include "ProgramCache.h" 28#include "Description.h" 29 30// --------------------------------------------------------------------------- 31namespace android { 32// --------------------------------------------------------------------------- 33 34class String8; 35class Mesh; 36 37class GLES20RenderEngine : public RenderEngine { 38 GLuint mProtectedTexName; 39 GLint mMaxViewportDims[2]; 40 GLint mMaxTextureSize; 41 42 Description mState; 43 44public: 45 GLES20RenderEngine(); 46 47protected: 48 virtual ~GLES20RenderEngine(); 49 50 virtual void dump(String8& result); 51 virtual void setViewportAndProjection(size_t vpw, size_t vph, size_t w, size_t h, bool yswap); 52 virtual void setupLayerBlending(bool premultipliedAlpha, bool opaque, int alpha); 53 virtual void setupDimLayerBlending(int alpha); 54 virtual void setupLayerTexturing(size_t textureName, bool useFiltering, const float* textureMatrix); 55 virtual void setupLayerBlackedOut(); 56 virtual void disableTexturing(); 57 virtual void disableBlending(); 58 59 virtual void fillWithColor(const Mesh& mesh, float r, float g, float b, float a); 60 virtual void drawMesh(const Mesh& mesh); 61 62 virtual size_t getMaxTextureSize() const; 63 virtual size_t getMaxViewportDims() const; 64}; 65 66// --------------------------------------------------------------------------- 67}; // namespace android 68// --------------------------------------------------------------------------- 69 70#endif /* SF_GLES20RENDERENGINE_H_ */ 71