LayerManagerPlugins/Renderers/Graphic/include/GraphicSystems/GLESGraphicSystem.h

   1 /***************************************************************************
   2 *
   3 * Copyright 2010 BMW Car IT GmbH
   4 *
   5 *
   6 * Licensed under the Apache License, Version 2.0 (the "License");
   7 * you may not use this file except in compliance with the License.
   8 * You may obtain a copy of the License at
   9 *
  10 *               http://www.apache.org/licenses/LICENSE-2.0
  11 *
  12 * Unless required by applicable law or agreed to in writing, software
  13 * distributed under the License is distributed on an "AS IS" BASIS,
  14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  15 * See the License for the specific language governing permissions and
  16 * limitations under the License.
  17 *
  18 ****************************************************************************/
  19
  20 #ifndef _GLESGRAPHICSYSTEM_H_
  21 #define _GLESGRAPHICSYSTEM_H_
  22
  23 #include "GraphicSystems/BaseGraphicSystem.h"
  24 #include "ShaderProgramFactory.h"
  25 #include "EGL/egl.h"
  26 #include "Log.h"
  27 #include "Shader.h"
  28 /* uncomment if layer drawing needed */
  29 /* #define DRAW_LAYER_DEBUG */
  30 class GLESGraphicsystem : public BaseGraphicSystem {
  31 public:
  32         GLESGraphicsystem(PfnShaderProgramCreator shaderProgram, ITextureBinder* binder);
  33
  34         bool init(void* display, void* WindowID,int WindowHeight, int WindowWidth);
  35         void clearBackground();
  36         void swapBuffers();
  37         void drawSurface(Layer* currentLayer, Surface* surface);
  38         bool initOpenGLES(EGLint displayWidth, EGLint displayHeight);
  39         void resize(EGLint displayWidth, EGLint displayHeight);
  40         void doScreenShot(std::string fileToSave);
  41
  42         PfnShaderProgramCreator                         m_shaderCreatorFunc;
  43         EGLConfig                                                       m_eglConfig;
  44         EGLContext                                                      m_eglContext;
  45         EGLSurface                                                      m_eglSurface;
  46         EGLDisplay                                                      m_eglDisplay;
  47         uint                                                            m_vbo;
  48         EGLint                                                          m_displayWidth;
  49         EGLint                                                          m_displayHeight;
  50         EGLBoolean                                                      m_blendingStatus;
  51         Shader*                                                         m_defaultShader;
  52 #ifdef DRAW_LAYER_DEBUG
  53         Shader*                                                         m_layerShader;
  54 #endif
  55 private:
  56         void saveScreenShot();
  57         std::string screenShotFile;
  58         bool takescreenshot;
  59 };
  60
  61 #endif /* _GLESGRAPHICSYSTEM_H_ */