<CustomExtension>
 <VoxelExtension></VoxelExtension>
 <BaseParentTool>SCULP_PRIM</BaseParentTool>
 <Name>SCULP_PRIM</Name>
 <VoxelExtensionParams>
  <PrimitivesTool>
   <$PrimBoolOp>bool_Add</$PrimBoolOp>
   <voxtool().PrPParam>
    <PrimOnPen>false</PrimOnPen>
   </voxtool().PrPParam>
  </PrimitivesTool>
 </VoxelExtensionParams>
</CustomExtension>
