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History: TinyOgre-cpp
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Source of version: 2
(current)
{CODE(caption="TinyOgre.cpp",wrap="1",colors="c++")}/* ----------------------------------------------------------------------------- Filename: TinyOgre.cpp ----------------------------------------------------------------------------- This source file is part of the ___ __ __ _ _ _ /___\__ _ _ __ ___ / / /\ \ (_) | _(_) // // _` | '__/ _ \ \ \/ \/ / | |/ / | / \_// (_| | | | __/ \ /\ /| | <| | \___/ \__, |_| \___| \/ \/ |_|_|\_\_| |___/ Tutorial Framework http://www.ogre3d.org/tikiwiki/ ----------------------------------------------------------------------------- */ #include "TinyOgre.h" #include <OgreLogManager.h> #include <OgreViewport.h> #include <OgreConfigFile.h> #include <OgreEntity.h> #include <OgreWindowEventUtilities.h> //------------------------------------------------------------------------------------- TinyOgre::TinyOgre(void) : mRoot(0), mCamera(0), mSceneMgr(0), mWindow(0), mResourcesCfg(Ogre::StringUtil::BLANK), mPluginsCfg(Ogre::StringUtil::BLANK) { } //------------------------------------------------------------------------------------- TinyOgre::~TinyOgre(void) { delete mRoot; } bool TinyOgre::go(void) { #ifdef _DEBUG mResourcesCfg = "resources_d.cfg"; mPluginsCfg = "plugins_d.cfg"; #else mResourcesCfg = "resources.cfg"; mPluginsCfg = "plugins.cfg"; #endif // construct Ogre::Root mRoot = new Ogre::Root(mPluginsCfg); //------------------------------------------------------------------------------------- // setup resources // Load resource paths from config file Ogre::ConfigFile cf; cf.load(mResourcesCfg); // Go through all sections & settings in the file Ogre::ConfigFile::SectionIterator seci = cf.getSectionIterator(); Ogre::String secName, typeName, archName; while (seci.hasMoreElements()) { secName = seci.peekNextKey(); Ogre::ConfigFile::SettingsMultiMap *settings = seci.getNext(); Ogre::ConfigFile::SettingsMultiMap::iterator i; for (i = settings->begin(); i != settings->end(); ++i) { typeName = i->first; archName = i->second; Ogre::ResourceGroupManager::getSingleton().addResourceLocation( archName, typeName, secName); } } //------------------------------------------------------------------------------------- // configure // Show the configuration dialog and initialise the system // You can skip this and use root.restoreConfig() to load configuration // settings if you were sure there are valid ones saved in ogre.cfg if(mRoot->restoreConfig() || mRoot->showConfigDialog()) { // If returned true, user clicked OK so initialise // Here we choose to let the system create a default rendering window by passing 'true' mWindow = mRoot->initialise(true, "TinyOgre Render Window"); } else { return false; } //------------------------------------------------------------------------------------- // choose scenemanager // Get the SceneManager, in this case a generic one mSceneMgr = mRoot->createSceneManager(Ogre::ST_GENERIC); //------------------------------------------------------------------------------------- // create camera // Create the camera mCamera = mSceneMgr->createCamera("PlayerCam"); // Position it at 500 in Z direction mCamera->setPosition(Ogre::Vector3(0,0,80)); // Look back along -Z mCamera->lookAt(Ogre::Vector3(0,0,-300)); mCamera->setNearClipDistance(5); //------------------------------------------------------------------------------------- // create viewports // Create one viewport, entire window Ogre::Viewport* vp = mWindow->addViewport(mCamera); vp->setBackgroundColour(Ogre::ColourValue(0,0,0)); // Alter the camera aspect ratio to match the viewport mCamera->setAspectRatio( Ogre::Real(vp->getActualWidth()) / Ogre::Real(vp->getActualHeight())); //------------------------------------------------------------------------------------- // Set default mipmap level (NB some APIs ignore this) Ogre::TextureManager::getSingleton().setDefaultNumMipmaps(5); //------------------------------------------------------------------------------------- // Create any resource listeners (for loading screens) //createResourceListener(); //------------------------------------------------------------------------------------- // load resources Ogre::ResourceGroupManager::getSingleton().initialiseAllResourceGroups(); //------------------------------------------------------------------------------------- // Create the scene Ogre::Entity* ogreHead = mSceneMgr->createEntity("Head", "ogrehead.mesh"); Ogre::SceneNode* headNode = mSceneMgr->getRootSceneNode()->createChildSceneNode(); headNode->attachObject(ogreHead); // Set ambient light mSceneMgr->setAmbientLight(Ogre::ColourValue(0.5, 0.5, 0.5)); // Create a light Ogre::Light* l = mSceneMgr->createLight("MainLight"); l->setPosition(20,80,50); //------------------------------------------------------------------------------------- while(true) { // Pump window messages for nice behaviour Ogre::WindowEventUtilities::messagePump(); if(mWindow->isClosed()) { return false; } // Render a frame if(!mRoot->renderOneFrame()) return false; } // We should never be able to reach this corner // but return true to calm down our compiler return true; } #if OGRE_PLATFORM == OGRE_PLATFORM_WIN32 #define WIN32_LEAN_AND_MEAN #include "windows.h" #endif #ifdef __cplusplus extern "C" { #endif #if OGRE_PLATFORM == OGRE_PLATFORM_WIN32 INT WINAPI WinMain( HINSTANCE hInst, HINSTANCE, LPSTR strCmdLine, INT ) #else int main(int argc, char *argv[]) #endif { // Create application object TinyOgre app; try { app.go(); } catch( Ogre::Exception& e ) { #if OGRE_PLATFORM == OGRE_PLATFORM_WIN32 MessageBox( NULL, e.getFullDescription().c_str(), "An exception has occured!", MB_OK | MB_ICONERROR | MB_TASKMODAL); #else std::cerr << "An exception has occured: " << e.getFullDescription().c_str() << std::endl; #endif } return 0; } #ifdef __cplusplus } #endif {CODE}
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