Make sure we always consider all of the part

MatterHackers · Jul 12, 2018 · 8090dde · 8090dde
1 parent 18f8d12
commit 8090dde
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/Slicer/Slicer.cs b/Slicer/Slicer.cs
@@ -59,7 +59,7 @@ public ExtruderData(OptimizedMesh ov, ConfigSettings config)
 			modelSize = ov.containingCollection.size_um;
 			modelMin = ov.containingCollection.minXYZ_um;
 
-			long heightWithoutFirstLayer = modelSize.Z - initialLayerThickness_um + modelMin.Y;
+			long heightWithoutFirstLayer = modelSize.Z - initialLayerThickness_um + Math.Max(0, modelMin.Y);
 			int countOfNormalThicknessLayers = Math.Max(0, (int)((heightWithoutFirstLayer / (double)layerThickness_um) + .5));
 
 			int layerCount = countOfNormalThicknessLayers;