1 files changed, 59 insertions, 0 deletions
diff --git a/extern/bullet2/src/BulletCollision/CollisionShapes/btConvexShape.cpp b/extern/bullet2/src/BulletCollision/CollisionShapes/btConvexShape.cpp
index 7afcccf8b03..7edf1ea6db8 100644
--- a/extern/bullet2/src/BulletCollision/CollisionShapes/btConvexShape.cpp
+++ b/extern/bullet2/src/BulletCollision/CollisionShapes/btConvexShape.cpp
@@ -16,3 +16,62 @@ subject to the following restrictions:
 #include "btConvexShape.h"
 
 
+btConvexShape::btConvexShape()
+: m_localScaling(btScalar(1.),btScalar(1.),btScalar(1.)),
+m_collisionMargin(CONVEX_DISTANCE_MARGIN)
+{
+}
+
+
+void	btConvexShape::setLocalScaling(const btVector3& scaling)
+{
+	m_localScaling = scaling;
+}
+
+
+
+void	btConvexShape::getAabbSlow(const btTransform& trans,btVector3&minAabb,btVector3&maxAabb) const
+{
+
+	btScalar margin = getMargin();
+	for (int i=0;i<3;i++)
+	{
+		btVector3 vec(btScalar(0.),btScalar(0.),btScalar(0.));
+		vec[i] = btScalar(1.);
+
+		btVector3 sv = localGetSupportingVertex(vec*trans.getBasis());
+
+		btVector3 tmp = trans(sv);
+		maxAabb[i] = tmp[i]+margin;
+		vec[i] = btScalar(-1.);
+		tmp = trans(localGetSupportingVertex(vec*trans.getBasis()));
+		minAabb[i] = tmp[i]-margin;
+	}
+};
+
+
+btVector3	btConvexShape::localGetSupportingVertex(const btVector3& vec)const
+{
+#ifndef __SPU__
+
+	 btVector3	supVertex = localGetSupportingVertexWithoutMargin(vec);
+
+	if ( getMargin()!=btScalar(0.) )
+	{
+		btVector3 vecnorm = vec;
+		if (vecnorm .length2() < (SIMD_EPSILON*SIMD_EPSILON))
+		{
+			vecnorm.setValue(btScalar(-1.),btScalar(-1.),btScalar(-1.));
+		} 
+		vecnorm.normalize();
+		supVertex+= getMargin() * vecnorm;
+	}
+	return supVertex;
+
+#else
+	return btVector3(0,0,0);
+#endif //__SPU__
+
+ }
+
+