void UpdateCameraThirdPerson()
{
// Create a vector pointing the direction the camera is facing.
//var transformedReference = Vector3.Transform(, Matrix.CreateRotationY(avatarYaw));
//transformedReference = Vector3.Transform(transformedReference, Matrix.CreateRotationX(avatarPitch));
// Calculate the position the camera is looking from
var target = avatarPosition + Vector3.Transform(Vector3.UnitZ, Matrix.CreateFromYawPitchRoll(avatarYaw, avatarPitch, 0));
// Set up the view matrix and projection matrix
_view = Matrix.CreateLookAt(avatarPosition, target, new Vector3(0.0f, 1.0f, 0.0f));
var viewport = _graphics.GraphicsDevice.Viewport;
var aspectRatio = viewport.Width / (float)viewport.Height;
_proj = Matrix.CreatePerspectiveFieldOfView(ViewAngle, aspectRatio, NearClip, FarClip);
}
public override void Update(GameTime gameTime)
{
if (!Game.IsActive)
{
return;
}
var mouse = Mouse.GetState();
var keyboard = Keyboard.GetState(playerIndex);
var gamepad = GamePad.GetState(playerIndex);
if (MouseEnabled)
{
Point mouseDelta = mouseMoveComponent.MouseDelta;
Yaw += Angle.Degrees(mouseDelta.X);
Pitch += Angle.Degrees(mouseDelta.Y);
}
/*if(LastMousePosition != null) {
* Vector2l last = LastMousePosition.Value, delta = new Vector2l(mousePosition.X - last.X, mousePosition.Y - last.Y);
* Yaw += Angle.Degrees(delta.X);
* Pitch += Angle.Degrees(delta.Y);
* }
*
* mouse.Position = new Vector2l(Game.Context.Viewport.Width / 2, Game.Context.Viewport.Height / 2);
* LastMousePosition = new Vector2l(Game.Context.Viewport.Width / 2, Game.Context.Viewport.Height / 2);*/
bool run = keyboard.IsKeyDown(KeyRun);
float walkSpeed = run ? RunSpeed : WalkSpeed;
Vector3 flyDirection = run ? FlyUpDirection * RunMultiplier : FlyUpDirection;
if (keyboard.IsKeyDown(KeyFlyUp))
{
Position += flyDirection;
}
if (keyboard.IsKeyDown(KeyFlyDown))
{
Position -= flyDirection;
}
Vector2 facing = new Vector2(0, -1).Rotate(Yaw); // Positive is forward, negative is backwards.
Vector2 strafing = new Vector2(1, 0).Rotate(Yaw); // Positive is right, negative is left.
Vector2 movement = Vector2.Zero;
if (keyboard.IsKeyDown(KeyForward))
{
movement += facing;
}
if (keyboard.IsKeyDown(KeyBackward))
{
movement -= facing;
}
if (keyboard.IsKeyDown(KeyStrafeRight))
{
movement += strafing;
}
if (keyboard.IsKeyDown(KeyStrafeLeft))
{
movement -= strafing;
}
if (movement != Vector2.Zero)
{
Position += new Vector3(movement.X, 0, movement.Y).Normalized() * walkSpeed;
}
Pitch = Pitch.MaxDegrees(-90);
Pitch = Pitch.MinDegrees(90);
View = Matrix.CreateTranslation(-Position) *
Matrix.CreateFromYawPitchRoll(Yaw.InRadians, 0, 0) *
Matrix.CreateFromYawPitchRoll(0, Pitch.InRadians, 0) *
Matrix.CreateFromYawPitchRoll(0, 0, Roll.InRadians);
base.Update(gameTime);
}