public RaycastCamera()
{
Position = new Vector2(1.5f, 1.5f);
Direction = new Vector2(1, 0);
Vector2Ext.Normalize(ref Direction);
CameraPlane = new Vector2(0, -1) * VectorPlaneLength;
Move(Position, Direction);
}
private void Rotate(Double target, Int32 direction)
{
var length = Math.PI / 2;
Movement = (gameTime) =>
{
float rotation = 0.004f * direction * 40.0f;
rotation = (float)Math.Min(length, rotation);
length -= Math.Abs(rotation);
// Convert rotation to direction
Matrix2D rotMatrix = Matrix2D.CreateRotationZ(rotation);
Vector2 newDirection = Vector2.Transform(Direction, Matrix2D.Convert(rotMatrix));
Direction = newDirection;
Vector2 newVectorPlane = Vector2.Transform(CameraPlane, Matrix2D.Convert(rotMatrix));
CameraPlane = newVectorPlane;
if (length <= 0)
{
// set the direction vector and update
Direction.X = (float)Math.Cos(target);
Direction.Y = (float)Math.Sin(target);
// Set the vector plane as the normal to the direction vector
CameraPlane.X = Direction.Y;
CameraPlane.Y = -1 * Direction.X;
Vector2Ext.Normalize(ref CameraPlane);
CameraPlane *= VectorPlaneLength;
Movement = null;
}
};
}