//------------------------------------------------------------------------------------------------------------------------
// HitTest()
//------------------------------------------------------------------------------------------------------------------------
public override bool HitTest(Collider other)
{
if (other is BoxCollider)
{
BoxCollider boxCollider = other as BoxCollider;
Sprite sprite1 = this._owner;
Sprite sprite2 = boxCollider._owner;
float sprite1Left = sprite1.x - sprite1.originX;
float sprite1Right = sprite1.x + sprite1.width - sprite1.originX;
float sprite2Left = sprite2.x - sprite2.originX;
float sprite2Right = sprite2.x + sprite2.width - sprite2.originX;
if (sprite1Left > sprite2Right) return false;
if (sprite2Left > sprite1Right) return false;
float sprite1Top = sprite1.y - sprite1.originY;
float sprite1Bottom = sprite1.y + sprite1.height - sprite1.originY;
float sprite2Top = sprite2.y - sprite2.originY;
float sprite2Bottom = sprite2.y + sprite2.height - sprite2.originY;
if (sprite1Top > sprite2Bottom) return false;
if (sprite2Top > sprite1Bottom) return false;
return true;
}
else
{
return false;
}
}
//------------------------------------------------------------------------------------------------------------------------
// GameObject()
//------------------------------------------------------------------------------------------------------------------------
/// <summary>
/// Initializes a new instance of the <see cref="GXPEngine.GameObject"/> class.
/// Since GameObjects contain a display hierarchy, a GameObject can be used as a container for other objects.
/// Other objects can be added using child commands as AddChild.
/// </summary>
/// <param name="addCollider">
/// If <c>true</c>, then the virtual function createCollider will be called, which can be overridden to create a collider that
/// will be added to the collision manager.
/// </param>
public GameObject(bool addCollider = false)
{
if (addCollider)
{
_collider = createCollider();
}
}
//------------------------------------------------------------------------------------------------------------------------
// HitTest()
//------------------------------------------------------------------------------------------------------------------------
public override bool HitTest (Collider other) {
if (other is BoxCollider) {
Vector2[] c = _owner.GetExtents();
if (c == null) return false;
Vector2[] d = ((BoxCollider)other)._owner.GetExtents();
if (d == null) return false;
if (!areaOverlap(c, d)) return false;
return areaOverlap(d, c);
} else {
return false;
}
}
//------------------------------------------------------------------------------------------------------------------------
// GameObject()
//------------------------------------------------------------------------------------------------------------------------
/// <summary>
/// Initializes a new instance of the <see cref="GXPEngine.GameObject"/> class.
/// Since GameObjects contain a display hierarchy, a GameObject can be used as a container for other objects.
/// Other objects can be added using child commands as AddChild.
/// </summary>
public GameObject()
{
_collider = createCollider();
if (Game.main != null) Game.main.Add(this);
}
//------------------------------------------------------------------------------------------------------------------------
// HitTest()
//------------------------------------------------------------------------------------------------------------------------
public virtual bool HitTest (Collider other) {
return false;
}
