| 
 | TopSolid'Split 
		 recognizes automatically the Opening 
		 frame previously defined. However, you can choose another 
		 one, or if it doesn't exist, create it "from scratch" 
		  . 
		 If you need it, Reverse 
		 it  .     
			
				Automatic: 
				 According the selected Mold 
				 frame, the Shape 
				 to Split topology, TopSolid'Split 
				 detects automatically the direction to use for the extension 
				 of your Guide 
				 edges.Manual: 
				 You indicate the molding axis for the Extension 
				 creation. If it is needed, create it "from scratch" 
				   . 
				 If you need it, Reverse 
				 it  .     Choose the Limit 
		 of your future Extension 
		 (it means choose the element that will determinate you surface 
		 length): 
			
				Length: 
				  Set the surface length.Point: You 
				 select a  that will be the "end" 
				 your Parting Surface. If this point doesn't exist, create 
				 it "from scratch"  .Stock plane:The 
				 software will "end" 
				 for you the Parting Surface 
				 on the Design 
				 external planes of your Stock.Plane: You 
				 select a  that will "end" 
				 your Parting Surface. If this plan doesn't exist, create 
				 it "from scratch"  .     You can manage the Start 
		 extension mode and the End 
		 extension mode by using several methods:   
			
			
			
				|  | TopSolid'Split analyses 
				 the edge path, the part topology at its extremities, the 
				 Mold frame and 
				 "find" the automatic extension direction. 
 |  
				|  | TopSolid'Split extends 
				 the edge path previously selected to trim the Planar 
				 surface: 
 |  
				|  | TopSolid'Split selects 
				 the le edge path previously selected and trims according 
				 the complementary directions. 
 |  
				|  | You 
				 set manually a direction. if the expected direction doesn't 
				 exist, create it "from scratch"  : 
 |      
			
			
			
				| 
 | The 
				 "graphical handles" of the different Extension 
				 mode are selectable on screen and allow a mode 
				 modification. |        |