private static float _playerVerticalSpeed = 0.0f; // used to calculate vertical speed for gravity and jump
static void Main(string[] args)
{
IrrlichtDevice device = IrrlichtDevice.CreateDevice(DriverType.OpenGL, new Dimension2Di(ResolutionX, ResolutionY), 24, false, false, false);
device.OnEvent += Device_OnEvent;
device.SetWindowCaption("Hello World! - Irrlicht Engine Demo");
VideoDriver driver = device.VideoDriver;
SceneManager smgr = device.SceneManager;
GUIEnvironment gui = device.GUIEnvironment;
gui.AddStaticText("Hello World! This is the Irrlicht Software renderer!",
new Recti(10, 10, 260, 22), true);
AnimatedMesh mesh = smgr.GetMesh("../../media/sydney.md2");
AnimatedMeshSceneNode sydneyNode = smgr.AddAnimatedMeshSceneNode(mesh);
var cubeSceneNode = smgr.AddCubeSceneNode(2.0f);
cubeSceneNode.Scale = new Vector3Df(6.0f, 2.0f, 100.0f);
cubeSceneNode.Position = new Vector3Df(cubeSceneNode.Position.X, GroundAltitude + 0.5f, cubeSceneNode.Position.Z);
if (sydneyNode != null)
{
sydneyNode.SetMaterialFlag(MaterialFlag.Lighting, true);
sydneyNode.SetMD2Animation(AnimationTypeMD2.Stand);
sydneyNode.SetMaterialTexture(0, driver.GetTexture("../../media/sydney.bmp"));
}
var lightSceneNode = smgr.AddLightSceneNode();
var light = lightSceneNode.LightData;
light.DiffuseColor = new Colorf(0.8f, 1.0f, 1.0f);
light.Type = LightType.Directional;
light.Position = new Vector3Df(0.0f, 5.0f, 5.0f);
var cam = smgr.AddCameraSceneNode(null, new Vector3Df(20, 30, -40), new Vector3Df(20, 5, 0));
device.Timer.Start();
uint then = device.Timer.RealTime;
while (device.Run())
{
// As the game is simple we will handle our simple physics ourselves
uint now = device.Timer.RealTime;
uint elapsed = now - then;
float elapsedTimeSec = (float)elapsed / 1000.0f;
then = now;
// we target 58.8 FPS
if (elapsed < 17)
{
device.Sleep(17 - (int)elapsed);
}
else
{
// uh-oh, it took more than .125 sec to do render loop!
// what do we do now?
}
_playerVerticalSpeed += elapsedTimeSec * -(VerticalGravity * 10.0f);
var calculatedNewPos = sydneyNode.Position - new Vector3Df(0.0f, _playerVerticalSpeed * elapsedTimeSec, 0.0f);
float offsetSydney = sydneyNode.BoundingBox.Extent.Y / 2.0f;
_isGrounded = calculatedNewPos.Y <= (GroundAltitude + offsetSydney);
if (_isGrounded)
{
_playerVerticalSpeed = 0.0f;
calculatedNewPos.Y = GroundAltitude + offsetSydney;
}
else
{
calculatedNewPos.Y = calculatedNewPos.Y;
}
sydneyNode.Position = calculatedNewPos;
driver.BeginScene(true, true, new Color(100, 101, 140));
smgr.DrawAll();
gui.DrawAll();
driver.EndScene();
}
device.Drop();
}
static void Main()
{
DriverType?driverType = AskForDriver();
if (!driverType.HasValue)
{
return;
}
IrrlichtDevice device = IrrlichtDevice.CreateDevice(driverType.Value, new Dimension2Di(800, 600));
if (device == null)
{
return;
}
device.OnEvent += new IrrlichtDevice.EventHandler(device_OnEvent);
device.SetWindowCaption("Mesh handling - Irrlicht Engine - press [1], [2], [3] to regenerate mesh");
VideoDriver driver = device.VideoDriver;
SceneManager scene = device.SceneManager;
// Generate starting height map and mesh
HeightMap map = new HeightMap(255, 255);
map.Generate(HeightMap.HeightFunc.EggBox);
HeightMesh mesh = new HeightMesh();
mesh.Init(driver, map, 50.0f, HeightMesh.ColorFunc.GreyscaleBasedOnTheHeight);
// Add the mesh to the scene graph
MeshSceneNode meshnode = scene.AddMeshSceneNode(mesh.Mesh);
meshnode.SetMaterialFlag(MaterialFlag.BackFaceCulling, false);
// Add light (just for nice effects)
LightSceneNode lightnode = scene.AddLightSceneNode(null, new Vector3Df(0, 100, 0), new Colorf(1, 1, 1), 500.0f);
SceneNodeAnimator anim = scene.CreateFlyCircleAnimator(new Vector3Df(0, 150, 0), 250.0f);
lightnode.AddAnimator(anim);
anim.Drop();
// Add camera
CameraSceneNode camera = scene.AddCameraSceneNodeFPS();
camera.Position = new Vector3Df(-20.0f, 100.0f, -20.0f);
camera.Target = new Vector3Df(200.0f, -100.0f, 200.0f);
camera.FarValue = 20000.0f;
// Main loop
while (device.Run())
{
if (!device.WindowActive)
{
device.Sleep(100);
continue;
}
if (IsKeyDown(KeyCode.KeyW))
{
meshnode.SetMaterialFlag(MaterialFlag.Wireframe, !meshnode.GetMaterial(0).Wireframe);
}
else if (IsKeyDown(KeyCode.Key1))
{
map.Generate(HeightMap.HeightFunc.EggBox);
mesh.Init(driver, map, 50.0f, HeightMesh.ColorFunc.GreyscaleBasedOnTheHeight);
}
else if (IsKeyDown(KeyCode.Key2))
{
map.Generate(HeightMap.HeightFunc.MoreSine);
mesh.Init(driver, map, 50.0f, HeightMesh.ColorFunc.CoordinateInterpolation);
}
else if (IsKeyDown(KeyCode.Key3))
{
map.Generate(HeightMap.HeightFunc.JustExp);
mesh.Init(driver, map, 50.0f, HeightMesh.ColorFunc.CoordinateInterpolation);
}
driver.BeginScene();
scene.DrawAll();
driver.EndScene();
}
// Clean up
mesh.Drop();
device.Drop();
}
