diff --git a/src/SimNDT/engine/engineBase.py b/src/SimNDT/engine/engineBase.py
index 2aa326d..cec59b8 100644
--- a/src/SimNDT/engine/engineBase.py
+++ b/src/SimNDT/engine/engineBase.py
@@ -39,7 +39,13 @@ class EngineBase(object):
 
 		if self.Platform == "OpenCL":
 			self.initCL()
-		self.materialSetup()
+		if hasattr(self.simPack.Simulation,"importRho") and hasattr(self.simPack.Simulation,"importVL") and hasattr(self.simPack.Simulation,"importVT"):
+		  Rho = np.load(self.simPack.Simulation.importRho)
+		  VL = np.load(self.simPack.Simulation.importVL)
+		  VT = np.load(self.simPack.Simulation.importVT)
+		  self.materialImport(Rho,VL,VT,0,0)
+		else:
+		  self.materialSetup()
 		self.initFields()
 		self.staggeredProp()
 		self.applyBoundaries()
@@ -100,4 +106,4 @@ class EngineBase(object):
 		
 	def initFieldsCL(self):
 		pass
-	
\ No newline at end of file
+