Vector3f tmp = Stack.alloc(Vector3f.class);
tmp.negate(planeNormal);
planeInConvex.basis.transform(tmp);
Vector3f vtx = convexShape.localGetSupportingVertex(tmp, Stack.alloc(Vector3f.class));
Vector3f vtxInPlane = Stack.alloc(vtx);
convexInPlaneTrans.transform(vtxInPlane);
float distance = (planeNormal.dot(vtxInPlane) - planeConstant);