/// <summary>
/// Sets the path for the object to follow.
/// </summary>
/// <param name="path">The path to follow.</param>
/// <param name="speed">The velocity or acceleration of the object as it moves along the path.</param>
/// <param name="type">The path movement type.</param>
/// <param name="axis">The allowed movement axis of the object.</param>
/// <param name="movement">Determines whether to set the object's velocity or acceleration as it moves along the path.</param>
/// <returns>The path that was set.</returns>
public GenPath SetPath(
GenPath path,
float speed,
GenPath.Type type = GenPath.Type.Clockwise,
GenMove.Axis axis = GenMove.Axis.Both,
GenPath.Movement movement = GenPath.Movement.Instant)
{
Path = path;
PathSpeed = speed;
PathType = type;
PathAxis = axis;
PathMovement = movement;
// Set the initial path node index relative to the path movement type.
switch (PathType)
{
case GenPath.Type.Counterclockwise:
PathNodeIndex = Path.Nodes.Count - 1;
break;
case GenPath.Type.Random:
PathNodeIndex = GenU.Random(0, Path.Nodes.Count);
break;
default:
PathNodeIndex = 0;
break;
}
return path;
}
/// <summary>
/// A physical object that can be moved around in screen space.
/// </summary>
/// <param name="x">The x position of the top-left corner of the object.</param>
/// <param name="y">The y position of the top-left corner of the object.</param>
/// <param name="width">The width of the object.</param>
/// <param name="height">The height of the object.</param>
public GenObject(float x, float y, float width, float height)
{
_position = new Vector2(x, y);
_oldPosition = _position;
_hasMoved = false;
_bounds = new GenAABB(x, y, width, height);
_centerPosition = new Vector2(x + _bounds.HalfWidth, y + _bounds.HalfHeight);
_origin = new Vector2(_bounds.HalfWidth, _bounds.HalfHeight);
_originPosition = new Vector2(x + _origin.X, y + _origin.Y);
_boundingRect = new Rectangle(0, 0, (int)width, (int)height);
_rotation = 0f;
RotationSpeed = 0f;
_moveDistance = Vector2.Zero;
_moveBounds = new GenAABB(x, y, width, height);
Immovable = false;
Solid = true;
Mass = 1f;
Velocity = Vector2.Zero;
OldVelocity = Velocity;
Acceleration = Vector2.Zero;
Deceleration = Vector2.Zero;
MaxVelocity = Vector2.Zero;
_facing = Direction.None;
OldTouching = Direction.None;
Touching = Direction.None;
Parent = null;
ParentMode = ParentType.None;
ParentOffset = Vector2.Zero;
IsPlatform = false;
Platform = null;
OldPlatform = null;
Path = null;
PathNodeIndex = 0;
PathDirection = 1;
PathSpeed = 0f;
PathType = GenPath.Type.Clockwise;
PathAxis = GenMove.Axis.Both;
PathMovement = GenPath.Movement.Instant;
}
