internal bool Synchronize(BroadPhase broadPhase, Transform Transform1, Transform Transform2)
{
if (_proxyId == PairManager.NullProxy)
{
return(false);
}
// Compute an AABB that covers the swept shape (may miss some rotation effect).
AABB aabb1, aabb2;
_shape.ComputeAABB(out aabb1, Transform1);
_shape.ComputeAABB(out aabb2, Transform2);
AABB aabb = new AABB();
aabb.Combine(aabb1, aabb2);
if (broadPhase.InRange(aabb))
{
broadPhase.MoveProxy(_proxyId, aabb);
return(true);
}
else
{
return(false);
}
}
/// <summary>
/// Describes whether this instance synchronize
/// </summary>
/// <param name="broadPhase">The broad phase</param>
/// <param name="transform1">The transform</param>
/// <param name="transform2">The transform</param>
/// <returns>The bool</returns>
internal bool Synchronize(BroadPhase broadPhase, XForm transform1, XForm transform2)
{
if (ProxyId == PairManager.NullProxy)
{
return(false);
}
// Compute an AABB that covers the swept shape (may miss some rotation effect).
Aabb aabb1, aabb2;
Shape.ComputeAabb(out aabb1, transform1);
Shape.ComputeAabb(out aabb2, transform2);
Aabb aabb = new Aabb();
aabb.Combine(aabb1, aabb2);
if (broadPhase.InRange(aabb))
{
broadPhase.MoveProxy(ProxyId, aabb);
return(true);
}
return(false);
}
internal void RefilterProxy(BroadPhase broadPhase, XForm transform)
{
if (_proxyId == PairManager.NullProxy)
{
return;
}
broadPhase.DestroyProxy(_proxyId);
AABB aabb;
_shape.ComputeAABB(out aabb, transform);
bool inRange = broadPhase.InRange(aabb);
_proxyId = inRange ? broadPhase.CreateProxy(aabb, this) : PairManager.NullProxy;
}
internal void RefilterProxy(BroadPhase broadPhase, Transform Transform)
{
if (_proxyId == PairManager.NullProxy)
{
return;
}
broadPhase.DestroyProxy(_proxyId);
AABB aabb;
_shape.ComputeAABB(out aabb, Transform);
bool inRange = broadPhase.InRange(aabb);
if (inRange)
{
_proxyId = broadPhase.CreateProxy(aabb, this);
}
else
{
_proxyId = PairManager.NullProxy;
}
}
/// <summary>
/// Refilters the proxy using the specified broad phase
/// </summary>
/// <param name="broadPhase">The broad phase</param>
/// <param name="transform">The transform</param>
internal void RefilterProxy(BroadPhase broadPhase, XForm transform)
{
if (ProxyId == PairManager.NullProxy)
{
return;
}
broadPhase.DestroyProxy(ProxyId);
Aabb aabb;
Shape.ComputeAabb(out aabb, transform);
bool inRange = broadPhase.InRange(aabb);
if (inRange)
{
ProxyId = broadPhase.CreateProxy(aabb, this);
}
else
{
ProxyId = PairManager.NullProxy;
}
}
public void Create(BroadPhase broadPhase, Body body, Transform xf, FixtureDef def)
{
UserData = def.UserData;
Friction = def.Friction;
Restitution = def.Restitution;
Density = def.Density;
_body = body;
_next = null;
Filter = def.Filter;
_isSensor = def.IsSensor;
_type = def.Type;
// Allocate and initialize the child shape.
switch (_type)
{
case ShapeType.CircleShape:
{
CircleShape circle = new CircleShape();
CircleDef circleDef = (CircleDef)def;
circle._position = circleDef.LocalPosition;
circle._radius = circleDef.Radius;
_shape = circle;
}
break;
case ShapeType.PolygonShape:
{
PolygonShape polygon = new PolygonShape();
PolygonDef polygonDef = (PolygonDef)def;
polygon.Set(polygonDef.Vertices, polygonDef.VertexCount);
_shape = polygon;
}
break;
case ShapeType.EdgeShape:
{
EdgeShape edge = new EdgeShape();
EdgeDef edgeDef = (EdgeDef)def;
edge.Set(edgeDef.Vertex1, edgeDef.Vertex2);
_shape = edge;
}
break;
default:
Box2DNetDebug.Assert(false);
break;
}
// Create proxy in the broad-phase.
AABB aabb;
_shape.ComputeAABB(out aabb, xf);
bool inRange = broadPhase.InRange(aabb);
// You are creating a shape outside the world box.
Box2DNetDebug.Assert(inRange);
if (inRange)
{
_proxyId = broadPhase.CreateProxy(aabb, this);
}
else
{
_proxyId = PairManager.NullProxy;
}
}
