protected override void OnUpdateFrame(FrameEventArgs e)
{
base.OnUpdateFrame(e);
UpdateMousePosition();
this.Title =
"Mode: " + wm.Waypoints.Count +
" Physics Bodies: " + physics_world.physics_world.CollisionObjectArray.Count +
" FPS: " + Math.Floor(1000 / lastFrames.Average()) +
" Camera: X: " + cameraLocation.X.ToString("N1") +
" Y: " + cameraLocation.Y.ToString("N1") +
" Z: " + cameraLocation.Z.ToString("N1") +
" Pointing: H: " + rotateOffset.X.ToString("N1") +
" V: " + rotateOffset.Y.ToString("N1") +
" X: " + rtLocation.X.ToString("N1") +
" Y: " + rtLocation.Y.ToString("N1") +
" Z: " + rtLocation.Z.ToString("N1");
#region Change Movement Speed
bool moving = false;
float imovementSpeed = movementSpeed;
if (OpenTK.Input.Keyboard.GetState(0).IsKeyDown(OpenTK.Input.Key.ShiftLeft))
{
imovementSpeed *= 5;
}
#endregion
#region Perspective Warping
UpdateZoom(imovementSpeed);
Matrix4 projection = Matrix4.CreatePerspectiveFieldOfView((float)Math.PI / zoomDivisor, Width / (float)Height, 1f, float.MaxValue);
GL.MatrixMode(MatrixMode.Projection);
GL.LoadMatrix(ref projection);
#endregion
#region Input Handlers
if (OpenTK.Input.Keyboard.GetState(0).IsKeyDown(OpenTK.Input.Key.A))
{
moving = true;
cameraLocation.X -= (float)Math.Sin((Math.PI / 180) * rotateOffset.X + Math.PI / 2) * imovementSpeed;
cameraLocation.Y -= (float)Math.Cos((Math.PI / 180) * rotateOffset.X + Math.PI / 2) * imovementSpeed;
}
if (OpenTK.Input.Keyboard.GetState(0).IsKeyDown(OpenTK.Input.Key.D))
{
moving = true;
cameraLocation.X += (float)Math.Sin((Math.PI / 180) * rotateOffset.X + Math.PI / 2) * imovementSpeed;
cameraLocation.Y += (float)Math.Cos((Math.PI / 180) * rotateOffset.X + Math.PI / 2) * imovementSpeed;
}
if (OpenTK.Input.Keyboard.GetState(0).IsKeyDown(OpenTK.Input.Key.W))
{
moving = true;
float HypotenuseXY = (float)Math.Cos((Math.PI / 180) * rotateOffset.Y) * imovementSpeed;
cameraLocation.X += HypotenuseXY * (float)Math.Sin((Math.PI / 180) * rotateOffset.X);
cameraLocation.Y += HypotenuseXY * (float)Math.Cos((Math.PI / 180) * rotateOffset.X);
cameraLocation.Z += (float)Math.Sin((Math.PI / 180) * rotateOffset.Y) * imovementSpeed;
}
if (OpenTK.Input.Keyboard.GetState(0).IsKeyDown(OpenTK.Input.Key.S))
{
moving = true;
float HypotenuseXY = (float)Math.Cos((Math.PI / 180) * rotateOffset.Y) * imovementSpeed;
cameraLocation.X -= HypotenuseXY * (float)Math.Sin((Math.PI / 180) * rotateOffset.X);
cameraLocation.Y -= HypotenuseXY * (float)Math.Cos((Math.PI / 180) * rotateOffset.X);
cameraLocation.Z -= (float)Math.Sin((Math.PI / 180) * rotateOffset.Y) * imovementSpeed;
}
if (OpenTK.Input.Keyboard.GetState(0).IsKeyDown(OpenTK.Input.Key.Z))
{
moving = true;
cameraLocation.Z += imovementSpeed;
}
if (OpenTK.Input.Keyboard.GetState(0).IsKeyDown(OpenTK.Input.Key.X))
{
moving = true;
cameraLocation.Z -= imovementSpeed;
}
#endregion
#region Physics Engine Step
if (OpenTK.Input.Keyboard.GetState(0).IsKeyDown(OpenTK.Input.Key.LControl))
{
physics_world.Step(0.0001f);
}
else
{
physics_world.Step((float)lastFrames.Average() / 1000);
}
#endregion
UpdateMoveSpeed(moving);
modelview = Matrix4.LookAt(cameraLocation, cameraLocation + rtLocation, Vector3.UnitZ);
GL.MatrixMode(MatrixMode.Modelview);
GL.LoadMatrix(ref modelview);
//and move the camera to the light
float[] lightLocation = { cameraLocation.X, cameraLocation.Y, cameraLocation.Z };
GL.Light(LightName.Light0, LightParameter.Position, lightLocation);
}
