protected override void Reset()
{
if (!IsRegistered)
{
return;
}
if (vertexes.Count < 3)
{
return;
}
if (B2Body != null)
{
World.B2World.DestroyBody(B2Body);
}
b2BodyDef = new BodyDef();
b2BodyDef.Angle = Angle / 180.0f * 3.14f;
b2BodyDef.Position = Position.ToB2Vector();
b2PolygonDefs = DivideToTriangles(vertexes.Select(v => v - CenterPosition).ToList());
B2Body = World.B2World.CreateBody(b2BodyDef);
foreach (var item in b2PolygonDefs)
{
B2Body.CreateFixture(item);
}
B2Body.SetMassFromShapes();
}
/// <summary>
/// 初期化
/// </summary>
/// <param name="world">登録するワールド</param>
public PhysicsPolygonColliderNode(World world) : base(world)
{
b2PolygonDefs = new List <PolygonDef>();
vertexes = new List <Vector2F>();
B2Body = World.B2World.CreateBody(b2BodyDef);
foreach (var item in b2PolygonDefs)
{
B2Body.CreateFixture(item);
}
}
/// <summary>
/// 初期化
/// </summary>
/// <param name="shapeType">物理形状タイプ</param>
/// <param name="world">登録するワールド</param>
public PhysicsTriangleColliderNode(World world) : base(world)
{
b2PolygonDef = new PolygonDef();
vertexes = new List <Vector2F>();
vertexes.Add(new Vector2F(0, -1));
vertexes.Add(new Vector2F(1, 0));
vertexes.Add(new Vector2F(0, 1));
b2PolygonDef.Vertices = vertexes.Select(v => v.ToB2Vector()).ToArray();
b2PolygonDef.VertexCount = 3;
B2Body = World.B2World.CreateBody(b2BodyDef);
B2Body.CreateFixture(b2PolygonDef);
}