public static WeldJoint Weld(PhysicsEnt A, PhysicsEnt B)
{
return JointFactory.CreateWeldJoint(Engine.Space, A.Body, B.Body, A.Body.LocalCenter, B.Body.LocalCenter);
}
public static Fixture CreateBoxPhysics(float W, float H, Quantity Density, PhysicsEnt Ent)
{
return FixtureFactory.AttachRectangle(W.ToSimUnits(), H.ToSimUnits(), (float)Density.Convert(SI.ρ).Amount,
new Vector2(), Ent.Body);
}
public override void OnMouseButton(MouseButtonEventArgs E, bool Pressed)
{
Vector2f Point = WorldRT.MapPixelToCoords(new Vector2i(E.X, E.Y), Engine.ActiveCamera);
if (E.Button == Mouse.Button.Middle) {
if (Pressed)
DraggedEnt = Phys.QueryPointEnt(Point.ToSimUnits());
else
DraggedEnt = null;
return;
} else if (E.Button == Mouse.Button.Right && Pressed) {
Entity Ent = Phys.QueryPointEnt(Point.ToSimUnits());
if (Ent != null) {
Engine.RemoveEntity(Ent);
} else {
PhysicsBox Box = new PhysicsBox();
Engine.SpawnEntity(Box);
Box.Position = Point;
}
return;
}
if (E.Button == Mouse.Button.Left && Pressed) {
if (!HasA) {
HasA = true;
A = Point;
} else if (!HasB) {
HasB = true;
B = Point;
if (VA == null) {
VA = new VertexArray(PrimType.Lines);
VB = new VertexArray(PrimType.Points);
}
VA.Clear();
VA.Append(new Vertex(A, Color.White));
VA.Append(new Vertex(B, Color.White));
} else {
HasA = HasB = false;
}
}
if (HasA && HasB && Pressed) {
PhysicsBox EntA = Phys.QueryPointEnt(A.ToSimUnits()) as PhysicsBox;
PhysicsBox EntB = Phys.QueryPointEnt(B.ToSimUnits()) as PhysicsBox;
if (EntA != null && EntB != null && EntA != EntB) {
UpdatePhysics = false;
EntA.Rect.FillColor = EntB.Rect.FillColor = Color.Cyan;
Phys.Weld(EntA, EntB);
}
}
}
public static void CreateBoxPhysics(Quantity W, Quantity H, Quantity Density, PhysicsEnt Ent)
{
CreateBoxPhysics((float)W.Convert(SI.px).Amount, (float)H.Convert(SI.px).Amount, Density, Ent);
}
