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_GLES11RENDERENGINE_H_ 19 #define SF_GLES11RENDERENGINE_H_ 20 21 #include <stdint.h> 22 #include <sys/types.h> 23 24 #include <GLES/gl.h> 25 #include <Transform.h> 26 27 #include "RenderEngine.h" 28 29 // --------------------------------------------------------------------------- 30 namespace android { 31 // --------------------------------------------------------------------------- 32 33 class String8; 34 class Mesh; 35 class Texture; 36 37 class GLES11RenderEngine : public RenderEngine { 38 GLuint mProtectedTexName; 39 GLint mMaxViewportDims[2]; 40 GLint mMaxTextureSize; 41 42 virtual void bindImageAsFramebuffer(EGLImageKHR image, 43 uint32_t* texName, uint32_t* fbName, uint32_t* status); 44 virtual void unbindFramebuffer(uint32_t texName, uint32_t fbName); 45 46 public: 47 GLES11RenderEngine(); 48 49 protected: 50 virtual ~GLES11RenderEngine(); 51 52 virtual void dump(String8& result); 53 virtual void setViewportAndProjection(size_t vpw, size_t vph, 54 Rect sourceCrop, size_t hwh, bool yswap, 55 Transform::orientation_flags rotation); 56 #ifdef USE_HWC2 57 virtual void setupLayerBlending(bool premultipliedAlpha, bool opaque, 58 float alpha) override; 59 virtual void setupDimLayerBlending(float alpha) override; 60 #else 61 virtual void setupLayerBlending(bool premultipliedAlpha, bool opaque, 62 int alpha); 63 virtual void setupDimLayerBlending(int alpha); 64 #endif 65 virtual void setupLayerTexturing(const Texture& texture); 66 virtual void setupLayerBlackedOut(); 67 virtual void setupFillWithColor(float r, float g, float b, float a) ; 68 virtual void disableTexturing(); 69 virtual void disableBlending(); 70 71 virtual void drawMesh(const Mesh& mesh); 72 73 virtual size_t getMaxTextureSize() const; 74 virtual size_t getMaxViewportDims() const; 75 }; 76 77 // --------------------------------------------------------------------------- 78 }; // namespace android 79 // --------------------------------------------------------------------------- 80 81 #endif /* SF_GLES11RENDERENGINE_H_ */ 82