#include "ExampleApplication.h"

SceneNode *lightNode;

class TutorialFrameListener : public ExampleFrameListener
{
public:
    TutorialFrameListener(RenderWindow* win, Camera* cam, SceneManager *sceneMgr)
        : ExampleFrameListener(win, cam, false, false)
    {
    }

    bool frameStarted(const FrameEvent &evt)
    {
        // add tutorial code here:
        // ...
	lightNode->translate( Vector3( 0, -10 * evt.timeSinceLastFrame, 0 ));

        return ExampleFrameListener::frameStarted(evt);
    }
private:
};


class TutorialApplication : public ExampleApplication
{
protected:
public:
    TutorialApplication()
    {
    }

    ~TutorialApplication()
    {
    }
protected:
    void createCamera(void)
    {
        // create camera
        mCamera = mSceneMgr->createCamera("PlayerCam");
        mCamera->setNearClipDistance(5);
        mCamera->setPosition(Vector3(0,10,500));
        mCamera->lookAt(Vector3(0,0,0));
    }

    void createScene(void)
    {
        // add tutorial code here:
        // ...
	mSceneMgr->setAmbientLight( ColourValue( 0.3, 0.3, 0.3 ));
	Entity* head = mSceneMgr->createEntity( "head", "ogrehead.mesh" );
	SceneNode* node = mSceneMgr->getRootSceneNode()->createChildSceneNode( "OgreHeadNode", Vector3( 0, 0, 0 ));
	node->attachObject( head );
	mSceneMgr->setSkyBox( true, "Examples/SpaceSkyBox" );

	Light* light = mSceneMgr->createLight( "Light1" );
	light->setType( Light::LT_POINT );
	light->setPosition( Vector3( 0, 100, 0 ));
	
	light->setDiffuseColour( 1.0, 0.0, 0.0 );
	light->setSpecularColour( 1.0, 0.0, 0.0 );

	BillboardSet *bbs = mSceneMgr->createBillboardSet( "bb", 1 );
	bbs->createBillboard( Vector3::ZERO, ColourValue( 1.0, 0.0, 0.0 ));
	bbs->setMaterialName( "Examples/Flare" );
	
	lightNode = mSceneMgr->getRootSceneNode()->createChildSceneNode( "lightNode", Vector3( 0, 100, 0 ));
	lightNode->attachObject( bbs );
	lightNode->attachObject( light );

	light->setPosition( 0.0, 0.0, 0.0 );

    }

    void createFrameListener(void)
    {
        // create frame listener
        mFrameListener = new TutorialFrameListener(mWindow, mCamera, mSceneMgr);
        mRoot->addFrameListener(mFrameListener);
    }
};

#if OGRE_PLATFORM == OGRE_PLATFORM_WIN32
#define WIN32_LEAN_AND_MEAN
#include "windows.h"

INT WINAPI WinMain( HINSTANCE hInst, HINSTANCE, LPSTR strCmdLine, INT )
#else
int main(int argc, char **argv)
#endif
{
    // Create application object
    TutorialApplication app;

    try {
        app.go();
    } catch( Exception& e ) {
#if OGRE_PLATFORM == OGRE_PLATFORM_WIN32
        MessageBox( NULL, e.getFullDescription().c_str(), "An exception has occurred!", MB_OK | MB_ICONERROR | MB_TASKMODAL);
#else
        fprintf(stderr, "An exception has occurred: %s\n",
                e.getFullDescription().c_str());
#endif
    }

    return 0;
}