update Bullet physics sdk to latest trunk/version 2.78

add PhysicsConstraints.exportBulletFile(char* fileName) python command
I'll be checking the bf-committers mailing list, in case this commit broke stuff
scons needs to be updated, I'll do that in a second.

1 files changed, 63 insertions, 0 deletions

diff --git a/extern/bullet2/src/BulletSoftBody/btDefaultSoftBodySolver.h b/extern/bullet2/src/BulletSoftBody/btDefaultSoftBodySolver.h
new file mode 100644
index 00000000000..8e7db3daf98
--- /dev/null
+++ b/extern/bullet2/src/BulletSoftBody/btDefaultSoftBodySolver.h
@@ -0,0 +1,63 @@
+/*
+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_SOFT_BODY_DEFAULT_SOLVER_H
+#define BT_SOFT_BODY_DEFAULT_SOLVER_H
+
+
+#include "BulletSoftBody/btSoftBodySolvers.h"
+#include "btSoftBodySolverVertexBuffer.h"
+
+
+class btDefaultSoftBodySolver : public btSoftBodySolver
+{
+protected:		
+	/** Variable to define whether we need to update solver constants on the next iteration */
+	bool m_updateSolverConstants;
+
+	btAlignedObjectArray< btSoftBody * > m_softBodySet;
+
+
+public:
+	btDefaultSoftBodySolver();
+	
+	virtual ~btDefaultSoftBodySolver();
+	
+	virtual SolverTypes getSolverType() const
+	{
+		return DEFAULT_SOLVER;
+	}
+
+	virtual bool checkInitialized();
+
+	virtual void updateSoftBodies( );
+
+	virtual void optimize( btAlignedObjectArray< btSoftBody * > &softBodies,bool forceUpdate=false );
+
+	virtual void copyBackToSoftBodies();
+
+	virtual void solveConstraints( float solverdt );
+
+	virtual void predictMotion( float solverdt );
+
+	virtual void copySoftBodyToVertexBuffer( const btSoftBody *const softBody, btVertexBufferDescriptor *vertexBuffer );
+
+	virtual void processCollision( btSoftBody *, btCollisionObject* );
+
+	virtual void processCollision( btSoftBody*, btSoftBody* );
+
+};
+
+#endif // #ifndef BT_ACCELERATED_SOFT_BODY_CPU_SOLVER_H