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(61d00a474) v0.9.7.1

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Regalis
2020-03-04 13:04:10 +01:00
parent 3c50efa5c9
commit 3c09ebe02f
5086 changed files with 786063 additions and 295871 deletions
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Libraries/Farseer Physics Engine 3.5/Dynamics/Contacts/Contact.cs
+95 -76
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@@ -1,3 +1,10 @@
// Copyright (c) 2017 Kastellanos Nikolaos
/* Original source Farseer Physics Engine:
* Copyright (c) 2014 Ian Qvist, http://farseerphysics.codeplex.com
* Microsoft Permissive License (Ms-PL) v1.1
*/
/*
* Farseer Physics Engine:
* Copyright (c) 2012 Ian Qvist
@@ -19,7 +26,6 @@
* misrepresented as being the original software.
* 3. This notice may not be removed or altered from any source distribution.
*/
//#define USE_ACTIVE_CONTACT_SET
using System.Collections.Generic;
using System.Diagnostics;
@@ -42,22 +48,22 @@ namespace FarseerPhysics.Dynamics.Contacts
/// <summary>
/// The contact
/// </summary>
public Contact Contact;
/// <summary>
/// The next contact edge in the body's contact list
/// </summary>
public ContactEdge Next;
public Contact Contact { get; internal set; }
/// <summary>
/// Provides quick access to the other body attached.
/// </summary>
public Body Other;
public Body Other { get; internal set; }
/// <summary>
/// The next contact edge in the body's contact list
/// </summary>
public ContactEdge Next { get; internal set; }
/// <summary>
/// The previous contact edge in the body's contact list
/// </summary>
public ContactEdge Prev;
public ContactEdge Prev { get; internal set; }
}
/// <summary>
@@ -108,8 +114,9 @@ namespace FarseerPhysics.Dynamics.Contacts
internal int _toiCount;
internal float _toi;
public Fixture FixtureA;
public Fixture FixtureB;
public Fixture FixtureA { get; internal set; }
public Fixture FixtureB { get; internal set; }
public float Friction { get; set; }
public float Restitution { get; set; }
@@ -142,6 +149,18 @@ namespace FarseerPhysics.Dynamics.Contacts
/// <value>The child index B.</value>
public int ChildIndexB { get; internal set; }
/// <summary>
/// Get the next contact in the world's contact list.
/// </summary>
/// <value>The next.</value>
public Contact Next { get; internal set; }
/// <summary>
/// Get the previous contact in the world's contact list.
/// </summary>
/// <value>The prev.</value>
public Contact Prev { get; internal set; }
/// <summary>
/// Determines whether this contact is touching.
/// </summary>
@@ -164,7 +183,7 @@ namespace FarseerPhysics.Dynamics.Contacts
Friction = Settings.MixFriction(FixtureA.Friction, FixtureB.Friction);
}
private Contact(Fixture fA, int indexA, Fixture fB, int indexB)
protected Contact(Fixture fA, int indexA, Fixture fB, int indexB)
{
Reset(fA, indexA, fB, indexB);
}
@@ -198,15 +217,18 @@ namespace FarseerPhysics.Dynamics.Contacts
Manifold.PointCount = 0;
Next = null;
Prev = null;
_nodeA.Contact = null;
_nodeA.Prev = null;
_nodeA.Next = null;
_nodeA.Other = null;
_nodeA.Next = null;
_nodeA.Prev = null;
_nodeB.Contact = null;
_nodeB.Prev = null;
_nodeB.Next = null;
_nodeB.Other = null;
_nodeB.Next = null;
_nodeB.Prev = null;
_toiCount = 0;
@@ -295,45 +317,37 @@ namespace FarseerPhysics.Dynamics.Contacts
{
if (touching)
{
if (Settings.AllCollisionCallbacksAgree)
{
bool enabledA = true, enabledB = true;
bool enabledA = true, enabledB = true;
// Report the collision to both participants. Track which ones returned true so we can
// later call OnSeparation if the contact is disabled for a different reason.
if (FixtureA.OnCollision != null)
foreach (OnCollisionEventHandler handler in FixtureA.OnCollision.GetInvocationList())
enabledA = handler(FixtureA, FixtureB, this) && enabledA;
// Report the collision to both participants. Track which ones returned true so we can
// later call OnSeparation if the contact is disabled for a different reason.
if (FixtureA.OnCollision != null)
foreach (OnCollisionEventHandler handler in FixtureA.OnCollision.GetInvocationList())
enabledA = handler(FixtureA, FixtureB, this) && enabledA;
// Reverse the order of the reported fixtures. The first fixture is always the one that the
// user subscribed to.
if (FixtureB.OnCollision != null)
foreach (OnCollisionEventHandler handler in FixtureB.OnCollision.GetInvocationList())
enabledB = handler(FixtureB, FixtureA, this) && enabledB;
// Reverse the order of the reported fixtures. The first fixture is always the one that the
// user subscribed to.
if (FixtureB.OnCollision != null)
foreach (OnCollisionEventHandler handler in FixtureB.OnCollision.GetInvocationList())
enabledB = handler(FixtureB, FixtureA, this) && enabledB;
Enabled = enabledA && enabledB;
// Report the collision to both bodies:
if (FixtureA.Body != null && FixtureA.Body.onCollisionEventHandler != null)
foreach (OnCollisionEventHandler handler in FixtureA.Body.onCollisionEventHandler.GetInvocationList())
enabledA = handler(FixtureA, FixtureB, this) && enabledA;
// BeginContact can also return false and disable the contact
if (enabledA && enabledB && contactManager.BeginContact != null)
Enabled = contactManager.BeginContact(this);
}
else
{
//Report the collision to both participants:
if (FixtureA.OnCollision != null)
foreach (OnCollisionEventHandler handler in FixtureA.OnCollision.GetInvocationList())
Enabled = handler(FixtureA, FixtureB, this);
// Reverse the order of the reported fixtures. The first fixture is always the one that the
// user subscribed to.
if (FixtureB.Body != null && FixtureB.Body.onCollisionEventHandler != null)
foreach (OnCollisionEventHandler handler in FixtureB.Body.onCollisionEventHandler.GetInvocationList())
enabledB = handler(FixtureB, FixtureA, this) && enabledB;
//Reverse the order of the reported fixtures. The first fixture is always the one that the
//user subscribed to.
if (FixtureB.OnCollision != null)
foreach (OnCollisionEventHandler handler in FixtureB.OnCollision.GetInvocationList())
Enabled = handler(FixtureB, FixtureA, this);
//BeginContact can also return false and disable the contact
if (contactManager.BeginContact != null)
Enabled = contactManager.BeginContact(this);
}
Enabled = enabledA && enabledB;
// BeginContact can also return false and disable the contact
if (enabledA && enabledB && contactManager.BeginContact != null)
Enabled = contactManager.BeginContact(this);
// If the user disabled the contact (needed to exclude it in TOI solver) at any point by
// any of the callbacks, we need to mark it as not touching and call any separation
@@ -348,12 +362,22 @@ namespace FarseerPhysics.Dynamics.Contacts
{
//Report the separation to both participants:
if (FixtureA != null && FixtureA.OnSeparation != null)
FixtureA.OnSeparation(FixtureA, FixtureB);
FixtureA.OnSeparation(FixtureA, FixtureB, this);
//Reverse the order of the reported fixtures. The first fixture is always the one that the
//user subscribed to.
if (FixtureB != null && FixtureB.OnSeparation != null)
FixtureB.OnSeparation(FixtureB, FixtureA);
FixtureB.OnSeparation(FixtureB, FixtureA, this);
//Report the separation to both bodies:
if (FixtureA != null && FixtureA.Body != null && FixtureA.Body.onSeparationEventHandler != null)
FixtureA.Body.onSeparationEventHandler(FixtureA, FixtureB, this);
//Reverse the order of the reported fixtures. The first fixture is always the one that the
//user subscribed to.
if (FixtureB != null && FixtureB.Body != null && FixtureB.Body.onSeparationEventHandler != null)
FixtureB.Body.onSeparationEventHandler(FixtureB, FixtureA, this);
if (contactManager.EndContact != null)
contactManager.EndContact(this);
@@ -405,7 +429,7 @@ namespace FarseerPhysics.Dynamics.Contacts
}
}
internal static Contact Create(Fixture fixtureA, int indexA, Fixture fixtureB, int indexB)
internal static Contact Create(ContactManager contactManager, Fixture fixtureA, int indexA, Fixture fixtureB, int indexB)
{
ShapeType type1 = fixtureA.Shape.ShapeType;
ShapeType type2 = fixtureB.Shape.ShapeType;
@@ -413,32 +437,32 @@ namespace FarseerPhysics.Dynamics.Contacts
Debug.Assert(ShapeType.Unknown < type1 && type1 < ShapeType.TypeCount);
Debug.Assert(ShapeType.Unknown < type2 && type2 < ShapeType.TypeCount);
Contact c;
Queue<Contact> pool = fixtureA.Body._world._contactPool;
if (pool.Count > 0)
Contact c = null;
var contactPoolList = contactManager._contactPoolList;
if (contactPoolList.Next != contactPoolList)
{
// get first item in the pool.
c = contactPoolList.Next;
// Remove from the pool.
contactPoolList.Next = c.Next;
c.Next = null;
}
// Edge+Polygon is non-symetrical due to the way Erin handles collision type registration.
if ((type1 >= type2 || (type1 == ShapeType.Edge && type2 == ShapeType.Polygon)) && !(type2 == ShapeType.Edge && type1 == ShapeType.Polygon))
{
c = pool.Dequeue();
if ((type1 >= type2 || (type1 == ShapeType.Edge && type2 == ShapeType.Polygon)) && !(type2 == ShapeType.Edge && type1 == ShapeType.Polygon))
{
c.Reset(fixtureA, indexA, fixtureB, indexB);
}
if (c == null)
c = new Contact(fixtureA, indexA, fixtureB, indexB);
else
{
c.Reset(fixtureB, indexB, fixtureA, indexA);
}
c.Reset(fixtureA, indexA, fixtureB, indexB);
}
else
{
// Edge+Polygon is non-symetrical due to the way Erin handles collision type registration.
if ((type1 >= type2 || (type1 == ShapeType.Edge && type2 == ShapeType.Polygon)) && !(type2 == ShapeType.Edge && type1 == ShapeType.Polygon))
{
c = new Contact(fixtureA, indexA, fixtureB, indexB);
}
else
{
if (c == null)
c = new Contact(fixtureB, indexB, fixtureA, indexA);
}
else
c.Reset(fixtureB, indexB, fixtureA, indexA);
}
c._type = _registers[(int)type1, (int)type2];
@@ -447,11 +471,6 @@ namespace FarseerPhysics.Dynamics.Contacts
internal void Destroy()
{
#if USE_ACTIVE_CONTACT_SET
FixtureA.Body.World.ContactManager.RemoveActiveContact(this);
#endif
FixtureA.Body._world._contactPool.Enqueue(this);
if (Manifold.PointCount > 0 && FixtureA.IsSensor == false && FixtureB.IsSensor == false)
{
FixtureA.Body.Awake = true;