Points

SliceOmatic provide a series of function to manipulate SliceO_Point structures either in 2D or in 3D.

In all these function, the cursor's position is queried from the variable "$MOUSE_FRM" that hold the current position of the cursor in the "Frm" system.

	Fct_Point_2D_Insert	Insert a new point at the cursor location
	Fct_Point_2D_Delete	Delete the point the closest to the cursor
	Fct_Point_2D_Capture	Capture the point under the cursor
	Fct_Point_2D_Drag	Drag a captured point to the new position under the cursor

	Fct_Point_3D_Insert	Insert a new point under the cursor on a 3D geometry
	Fct_Point_3D_Delete	Delete the point the closest to the cursor
	Fct_Point_3D_Capture	Capture the point under the cursor
	Fct_Point_3D_Drag	Drag a captured point on a 3D geometry to the new position under the cursor