minor fixes, bump up pybullet to 2.5.5

examples/pybullet/pybullet.c

@@ -8054,17 +8054,20 @@ static PyObject* pybullet_createCollisionShape(PyObject* self, PyObject* args, P
 		}
 		if (shapeType == GEOM_HEIGHTFIELD && fileName==0 && heightfieldDataObj && numHeightfieldColumns>0 && numHeightfieldRows > 0)
 		{
+			PyObject* seqPoints=0;
+			int numHeightfieldPoints;
 			if (meshScaleObj)
 			{
 				pybullet_internalSetVectord(meshScaleObj, meshScale);
 			}
-			PyObject* seqPoints = PySequence_Fast(heightfieldDataObj, "expected a sequence");
-			int numHeightfieldPoints = PySequence_Size(heightfieldDataObj);
+			seqPoints = PySequence_Fast(heightfieldDataObj, "expected a sequence");
+			numHeightfieldPoints = PySequence_Size(heightfieldDataObj);
 			if (numHeightfieldPoints != numHeightfieldColumns*numHeightfieldRows)
 			{
 				PyErr_SetString(SpamError, "Size of heightfieldData doesn't match numHeightfieldColumns*numHeightfieldRows");
 				return NULL;
 			}
+			{
 				PyObject* item;
 				int i;
 				float* pointBuffer = (float*)malloc(numHeightfieldPoints*sizeof(float));
@@ -8090,6 +8093,7 @@ static PyObject* pybullet_createCollisionShape(PyObject* self, PyObject* args, P
 				if (seqPoints)
 					Py_DECREF(seqPoints);
 			}
+		}
 		if (shapeType == GEOM_MESH && fileName)
 		{
 			pybullet_internalSetVectord(meshScaleObj, meshScale);

setup.py

@@ -485,7 +485,7 @@ if 'BT_USE_EGL' in EGL_CXX_FLAGS:
 
 setup(
     name='pybullet',
-    version='2.5.4',
+    version='2.5.5',
     description=
     'Official Python Interface for the Bullet Physics SDK specialized for Robotics Simulation and Reinforcement Learning',
     long_description=

src/BulletSoftBody/btCGProjection.h

@@ -33,7 +33,7 @@ struct DeformableContactConstraint
         append(rcontact);
     }
     
-    DeformableContactConstraint(const btVector3 dir)
+    DeformableContactConstraint(const btVector3& dir)
     {
         m_contact.push_back(NULL);
         m_direction.push_back(dir);