Code/HumanoidRetargeter/Core/Formats/Mmd/Bullet/BulletCollision/NullPairCache.cs

A null implementation of an overlapping-pair cache used by the Bullet physics port. It provides no-op or empty implementations for pair management methods and stores an empty array for overlapping pairs.

Native Interop
/*
 * C# / XNA  port of Bullet (c) 2011 Mark Neale <[email protected]>
 *
 * Bullet Continuous Collision Detection and Physics Library
 * Copyright (c) 2003-2008 Erwin Coumans  http://www.bulletphysics.com/
 *
 * This software is provided 'as-is', without any express or implied warranty.
 * In no event will the authors be held liable for any damages arising from
 * the use of this software.
 *
 * Permission is granted to anyone to use this software for any purpose,
 * including commercial applications, and to alter it and redistribute it
 * freely, subject to the following restrictions:
 *
 * 1. The origin of this software must not be misrepresented; you must not
 *    claim that you wrote the original software. If you use this software
 *    in a product, an acknowledgment in the product documentation would be
 *    appreciated but is not required.
 * 2. Altered source versions must be plainly marked as such, and must not be
 *    misrepresented as being the original software.
 * 3. This notice may not be removed or altered from any source distribution.
 */
// Adapted from BulletXNA 73b2e1b9: namespace isolation, no XNA rendering, one type per file.
#nullable disable
#pragma warning disable CS1591, CS0168, CS0219, CS0414, CS0660, CS0661, CS0659, CS0693, CS8981, CS0108, CS0114
using System;
using System.Diagnostics;
using HumanoidRetargeter.Core.Formats.Mmd.Bullet.LinearMath;

namespace HumanoidRetargeter.Core.Formats.Mmd.Bullet.BulletCollision;

internal class NullPairCache : IOverlappingPairCache
{
	private ObjectArray<BroadphasePair> m_overlappingPairArray = new ObjectArray<BroadphasePair>();
	//public virtual BroadphasePair	getOverlappingPairArrayPtr()
	//{
	//    return &m_overlappingPairArray[0];
	//}
	public virtual void Cleanup()
	{
	}

	public ObjectArray<BroadphasePair> GetOverlappingPairArray()
	{
		return m_overlappingPairArray;
	}

	public virtual void CleanOverlappingPair(BroadphasePair pair, IDispatcher disaptcher)
	{
	}

	public virtual int GetNumOverlappingPairs()
	{
		return 0;
	}

	public virtual void CleanProxyFromPairs(BroadphaseProxy proxy, IDispatcher dispatcher)
	{
	}

	public virtual void SetOverlapFilterCallback(IOverlapFilterCallback callback)
	{
	}

	public virtual void ProcessAllOverlappingPairs(IOverlapCallback callback, IDispatcher dispatcher)
	{
	}

	public virtual BroadphasePair FindPair(BroadphaseProxy proxy0, BroadphaseProxy proxy1)
	{
		return null;
	}

	public virtual bool HasDeferredRemoval()
	{
		return true;
	}

	public virtual void SetInternalGhostPairCallback(IOverlappingPairCallback ghostPairCallback)
	{
	}

	public virtual BroadphasePair AddOverlappingPair(BroadphaseProxy proxy0, BroadphaseProxy proxy1)
	{
		return null;
	}

	public virtual Object RemoveOverlappingPair(BroadphaseProxy proxy0, BroadphaseProxy proxy1, IDispatcher dispatcher)
	{
		return null;
	}

	public virtual void RemoveOverlappingPairsContainingProxy(BroadphaseProxy proxy0, IDispatcher dispatcher)
	{
	}

	public virtual void SortOverlappingPairs(IDispatcher dispatcher)
	{
	}
}