This is used to emphasize depth, such as when drawing a long corridor. One-point perspective is a drawing method where straight lines converge on one vanishing point. You can create the following types of perspective. Figure tools can also snap to perspective rulers. Once a perspective ruler is made on the canvas, when you use drawing tools, they will snap to match the desired perspective.
You can create a perspective ruler with menu commands or the Perspective Ruler sub tool.
This is helpful when creating scenes with depth, such as indoor or outdoor environments. A perspective ruler allows you to draw in perspective by setting one or more vanishing points.