bullet: Streamline bundling, remove extraneous src/ folder

Document version and how to extract sources in thirdparty/README.md.
Drop unnecessary CMake and Premake files.
Simplify SCsub, drop unused one.

1 files changed, 66 insertions, 0 deletions

diff --git a/thirdparty/bullet/BulletCollision/CollisionDispatch/btSphereSphereCollisionAlgorithm.h b/thirdparty/bullet/BulletCollision/CollisionDispatch/btSphereSphereCollisionAlgorithm.h
new file mode 100644
index 0000000000..3517a568a9
--- /dev/null
+++ b/thirdparty/bullet/BulletCollision/CollisionDispatch/btSphereSphereCollisionAlgorithm.h
@@ -0,0 +1,66 @@
+/*
+Bullet Continuous Collision Detection and Physics Library
+Copyright (c) 2003-2006 Erwin Coumans  http://continuousphysics.com/Bullet/
+
+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.
+*/
+
+#ifndef BT_SPHERE_SPHERE_COLLISION_ALGORITHM_H
+#define BT_SPHERE_SPHERE_COLLISION_ALGORITHM_H
+
+#include "btActivatingCollisionAlgorithm.h"
+#include "BulletCollision/BroadphaseCollision/btBroadphaseProxy.h"
+#include "BulletCollision/CollisionDispatch/btCollisionCreateFunc.h"
+#include "btCollisionDispatcher.h"
+
+class btPersistentManifold;
+
+/// btSphereSphereCollisionAlgorithm  provides sphere-sphere collision detection.
+/// Other features are frame-coherency (persistent data) and collision response.
+/// Also provides the most basic sample for custom/user btCollisionAlgorithm
+class btSphereSphereCollisionAlgorithm : public btActivatingCollisionAlgorithm
+{
+	bool	m_ownManifold;
+	btPersistentManifold*	m_manifoldPtr;
+	
+public:
+	btSphereSphereCollisionAlgorithm(btPersistentManifold* mf,const btCollisionAlgorithmConstructionInfo& ci,const btCollisionObjectWrapper* col0Wrap,const btCollisionObjectWrapper* col1Wrap);
+
+	btSphereSphereCollisionAlgorithm(const btCollisionAlgorithmConstructionInfo& ci)
+		: btActivatingCollisionAlgorithm(ci) {}
+
+	virtual void processCollision (const btCollisionObjectWrapper* body0Wrap,const btCollisionObjectWrapper* body1Wrap,const btDispatcherInfo& dispatchInfo,btManifoldResult* resultOut);
+
+	virtual btScalar calculateTimeOfImpact(btCollisionObject* body0,btCollisionObject* body1,const btDispatcherInfo& dispatchInfo,btManifoldResult* resultOut);
+
+	virtual	void	getAllContactManifolds(btManifoldArray&	manifoldArray)
+	{
+		if (m_manifoldPtr && m_ownManifold)
+		{
+			manifoldArray.push_back(m_manifoldPtr);
+		}
+	}
+	
+	virtual ~btSphereSphereCollisionAlgorithm();
+
+	struct CreateFunc :public 	btCollisionAlgorithmCreateFunc
+	{
+		virtual	btCollisionAlgorithm* CreateCollisionAlgorithm(btCollisionAlgorithmConstructionInfo& ci, const btCollisionObjectWrapper* col0Wrap,const btCollisionObjectWrapper* col1Wrap)
+		{
+			void* mem = ci.m_dispatcher1->allocateCollisionAlgorithm(sizeof(btSphereSphereCollisionAlgorithm));
+			return new(mem) btSphereSphereCollisionAlgorithm(0,ci,col0Wrap,col1Wrap);
+		}
+	};
+
+};
+
+#endif //BT_SPHERE_SPHERE_COLLISION_ALGORITHM_H
+