/* * The ManaPlus Client * Copyright (C) 2012-2014 The ManaPlus Developers * * This file is part of The ManaPlus Client. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef GRAPHICSMANAGER_H #define GRAPHICSMANAGER_H #include "main.h" #ifdef USE_OPENGL #ifdef ANDROID #include <GLES/gl.h> #else #ifndef USE_SDL2 #define GL_GLEXT_PROTOTYPES 1 #endif #include <SDL_opengl.h> // hack to hide warnings #undef GL_GLEXT_VERSION #undef GL_GLEXT_PROTOTYPES #endif #endif #include "sdlshared.h" #include "utils/stringvector.h" #include <set> #include <string> #include "localconsts.h" class TestMain; struct FBOInfo; #ifdef USE_SDL2 struct SDL_Renderer; #endif struct SDL_Window; enum ScreenDensity { DENSITY_UNKNOWN = -1, DENSITY_LOW = 0, DENSITY_MEDIUM = 1, DENSITY_TV = 2, DENSITY_HIGH = 3, DENSITY_XHIGH = 4, DENSITY_XXHIGH = 5 }; class GraphicsManager final { public: GraphicsManager(); A_DELETE_COPY(GraphicsManager) ~GraphicsManager(); void createRenderers(); void deleteRenderers(); void initGraphics(); static void setVideoMode(); SDL_Window *createWindow(const int w, const int h, const int bpp, const int flags); #ifdef USE_SDL2 SDL_Renderer *createRenderer(SDL_Window *const window, const int flags); #endif bool getAllVideoModes(StringVect &modeList); void detectPixelSize(); std::string getDensityString() const; int getDensity() const { return mDensity; } #ifdef USE_OPENGL TestMain *startDetection() A_WARN_UNUSED; int detectGraphics() A_WARN_UNUSED; bool supportExtension(const std::string &ext) const A_WARN_UNUSED; void updateTextureFormat() const; bool checkGLVersion(const int major, const int minor) const A_WARN_UNUSED; bool checkSLVersion(const int major, const int minor) const A_WARN_UNUSED; bool checkPlatformVersion(const int major, const int minor) const A_WARN_UNUSED; static void createFBO(const int width, const int height, FBOInfo *const fbo); static void deleteFBO(FBOInfo *const fbo); void initOpenGLFunctions(); void updateExtensions(); void updatePlanformExtensions(); void initOpenGL(); void updateLimits(); int getMaxVertices() const A_WARN_UNUSED { return mMaxVertices; } bool getUseAtlases() const A_WARN_UNUSED { return mUseAtlases; } void logVersion() const; void setGLVersion(); static std::string getGLString(const int num) A_WARN_UNUSED; static void logString(const char *const format, const int num); void detectVideoSettings(); void createTextureSampler(); bool isUseTextureSampler() const A_WARN_UNUSED { return mUseTextureSampler; } static GLenum getLastError(); static std::string errorToString(const GLenum error) A_WARN_UNUSED; static void logError(); void updateDebugLog() const; std::string getGLVersion() const { return mGlVersionString; } static GLenum getLastErrorCached() { return mLastError; } static void resetCachedError() { mLastError = GL_NO_ERROR; } #endif private: std::set<std::string> mExtensions; std::set<std::string> mPlatformExtensions; std::string mGlVersionString; std::string mGlVendor; std::string mGlRenderer; std::string mGlShaderVersionString; #ifdef USE_OPENGL static GLenum mLastError; #endif int mMinor; int mMajor; int mSLMinor; int mSLMajor; int mPlatformMinor; int mPlatformMajor; int mMaxVertices; int mMaxFboSize; uint32_t mMaxWidth; uint32_t mMaxHeight; uint32_t mWidthMM; uint32_t mHeightMM; int32_t mDensity; #ifdef USE_OPENGL bool mUseTextureSampler; GLuint mTextureSampler; int mSupportDebug; bool mSupportModernOpengl; #endif bool mUseAtlases; }; extern GraphicsManager graphicsManager; #endif // GRAPHICSMANAGER_H