1 files changed, 5 insertions, 5 deletions

diff --git a/extern/mantaflow/preprocessed/fluidsolver.cpp b/extern/mantaflow/preprocessed/fluidsolver.cpp
index 8c48e60760b..1f6e636fe67 100644
--- a/extern/mantaflow/preprocessed/fluidsolver.cpp
+++ b/extern/mantaflow/preprocessed/fluidsolver.cpp
@@ -172,7 +172,7 @@ PbClass *FluidSolver::create(PbType t, PbTypeVec T, const string &name)
 
   PbClass *ret = PbClass::createPyObject(t.str() + T.str(), name, _args, this);
 #else
-  PbClass *ret = NULL;
+  PbClass *ret = nullptr;
 #endif
   return ret;
 }
@@ -259,7 +259,7 @@ static PyObject *_W_0(PyObject *_self, PyObject *_linargs, PyObject *_kwds)
     FluidSolver *parent = _args.obtainParent();
     bool noTiming = _args.getOpt<bool>("notiming", -1, 0);
     pbPreparePlugin(parent, "mantaMsg", !noTiming);
-    PyObject *_retval = 0;
+    PyObject *_retval = nullptr;
     {
       ArgLocker _lock;
       const std::string &out = _args.get<std::string>("out", 0, &_lock);
@@ -297,7 +297,7 @@ static PyObject *_W_1(PyObject *_self, PyObject *_linargs, PyObject *_kwds)
     FluidSolver *parent = _args.obtainParent();
     bool noTiming = _args.getOpt<bool>("notiming", -1, 0);
     pbPreparePlugin(parent, "printBuildInfo", !noTiming);
-    PyObject *_retval = 0;
+    PyObject *_retval = nullptr;
     {
       ArgLocker _lock;
       _retval = toPy(printBuildInfo());
@@ -331,7 +331,7 @@ static PyObject *_W_2(PyObject *_self, PyObject *_linargs, PyObject *_kwds)
     FluidSolver *parent = _args.obtainParent();
     bool noTiming = _args.getOpt<bool>("notiming", -1, 0);
     pbPreparePlugin(parent, "setDebugLevel", !noTiming);
-    PyObject *_retval = 0;
+    PyObject *_retval = nullptr;
     {
       ArgLocker _lock;
       int level = _args.getOpt<int>("level", 0, 1, &_lock);
@@ -371,7 +371,7 @@ static PyObject *_W_3(PyObject *_self, PyObject *_linargs, PyObject *_kwds)
     FluidSolver *parent = _args.obtainParent();
     bool noTiming = _args.getOpt<bool>("notiming", -1, 0);
     pbPreparePlugin(parent, "assertNumpy", !noTiming);
-    PyObject *_retval = 0;
+    PyObject *_retval = nullptr;
     {
       ArgLocker _lock;
       _retval = getPyNone();