History: BasicTutorial6Source

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            {maketoc}
!BasicTutorial6.h
{CODE(caption="BasicTutorial6.h",wrap="1",colors="c++")}/*
-----------------------------------------------------------------------------
Filename:    BasicTutorial6.h
-----------------------------------------------------------------------------

This source file is part of the
   ___                 __    __ _ _    _ 
  /___\__ _ _ __ ___  / / /\ \ (_) | _(_)
 //  // _` | '__/ _ \ \ \/  \/ / | |/ / |
/ \_// (_| | | |  __/  \  /\  /| |   <| |
\___/ \__, |_|  \___|   \/  \/ |_|_|\_\_|
      |___/                              
      Tutorial Framework
      http://www.ogre3d.org/tikiwiki/
-----------------------------------------------------------------------------
*/
#ifndef __BasicTutorial6_h_
#define __BasicTutorial6_h_

#include <OgreRoot.h>

class BasicTutorial6
{
public:
    BasicTutorial6(void);
    virtual ~BasicTutorial6(void);
    bool go(void);

private:
    Ogre::Root* mRoot;
    Ogre::String mResourcesCfg;
    Ogre::String mPluginsCfg;
    Ogre::RenderWindow* mWindow;
    Ogre::SceneManager* mSceneMgr;
    Ogre::Camera* mCamera;
};

#endif // #ifndef __BasicTutorial6_h_
{CODE}
!BasicTutorial6.cpp
{CODE(caption="BasicTutorial6.cpp",wrap="1",colors="c++")}/*
-----------------------------------------------------------------------------
Filename:    BasicTutorial6.cpp
-----------------------------------------------------------------------------

This source file is part of the
   ___                 __    __ _ _    _ 
  /___\__ _ _ __ ___  / / /\ \ (_) | _(_)
 //  // _` | '__/ _ \ \ \/  \/ / | |/ / |
/ \_// (_| | | |  __/  \  /\  /| |   <| |
\___/ \__, |_|  \___|   \/  \/ |_|_|\_\_|
      |___/                              
      Tutorial Framework
      http://www.ogre3d.org/tikiwiki/
-----------------------------------------------------------------------------
*/
#include "BasicTutorial6.h"

#include <OgreException.h>
#include <OgreConfigFile.h>
#include <OgreCamera.h>
#include <OgreViewport.h>
#include <OgreSceneManager.h>
#include <OgreRenderWindow.h>
#include <OgreEntity.h>
#include <OgreWindowEventUtilities.h>

//-------------------------------------------------------------------------------------
BasicTutorial6::BasicTutorial6(void)
    : mRoot(0),
    mResourcesCfg(Ogre::StringUtil::BLANK),
    mPluginsCfg(Ogre::StringUtil::BLANK),
    mWindow(0),
    mSceneMgr(0),
    mCamera(0)
{
}
//-------------------------------------------------------------------------------------
BasicTutorial6::~BasicTutorial6(void)
{
    delete mRoot;
}

bool BasicTutorial6::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
    if(!(mRoot->restoreConfig() || mRoot->showConfigDialog()))
    {
        return false;
    }

    mWindow = mRoot->initialise(true, "BasicTutorial6 Render Window");

    // Set default mipmap level (NB some APIs ignore this)
    Ogre::TextureManager::getSingleton().setDefaultNumMipmaps(5);
    // initialise all resource groups
    Ogre::ResourceGroupManager::getSingleton().initialiseAllResourceGroups();

    // Create the SceneManager, in this case a generic one
    mSceneMgr = mRoot->createSceneManager("DefaultSceneManager");

    // 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 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()));


    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;
    }

    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
        BasicTutorial6 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}