irrlicht. tutorial 1 - C++

#pragma comment(linker, "/subsystem:windows /ENTRY:mainCRTStartup")

#include <irrlicht.h>
 
using namespace irr;
 
using namespace core;
using namespace scene;
using namespace video;
using namespace io;
using namespace gui;
 
#ifdef _IRR_WINDOWS_
#pragma comment(lib, "Irrlicht.lib")
#pragma comment(linker, "/subsystem:windows /ENTRY:mainCRTStartup")
#endif
 
int main(int argc, char* argv[])
{
    IrrlichtDevice *device =
        createDevice( video::EDT_SOFTWARE, dimension2d<u32>(640, 480), 16,
            false, false, false, 0);
 
    if (!device)
        return 1;
 
    device->setWindowCaption(L"Hello World! - Irrlicht Engine Demo");
 
    IVideoDriver* driver = device->getVideoDriver();
    ISceneManager* smgr = device->getSceneManager();
    IGUIEnvironment* guienv = device->getGUIEnvironment();
 
    guienv->addStaticText(L"Hello World! This is the Irrlicht Software renderer!",
        rect<s32>(10,10,260,22), true);
 
    IAnimatedMesh* mesh = smgr->getMesh("sydney.md2");
    if (!mesh)
    {
        device->drop();
        return 1;
    }
    IAnimatedMeshSceneNode* node = smgr->addAnimatedMeshSceneNode( mesh );
 
    if (node)
    {
        node->setMaterialFlag(EMF_LIGHTING, false);
        node->setMD2Animation(scene::EMAT_STAND);
        node->setMaterialTexture( 0, driver->getTexture("sydney.bmp") );
    }
 
    smgr->addCameraSceneNode(0, vector3df(0,30,-40), vector3df(0,5,0));
 
    while(device->run())
    {
        driver->beginScene(true, true, SColor(255,100,101,140));
 
        smgr->drawAll();
        guienv->drawAll();
 
        driver->endScene();
    }
 
    device->drop();
 
    return 0;
}

#include "irrlicht.h"
#pragma comment(lib, "Irrlicht.lib")
using namespace irr;
using namespace core;
using namespace scene;
using namespace std;