Autotek autocad raster design 2010 Manuale Utente
To define a rectangular region object
1 Click Image menu ➤ Raster Entity Manipulation ➤ Create Region ➤
Rectangular.
2 Select two points to define the rectangle.
Quick Reference
Menu
Image ➤ Raster Entity Manipulation ➤ Create Region ➤ Rectangular
REM Toolbar
Command Line
isrectreg
Defining a REM Polygonal Region
A polygonal region object includes all the pixels within the polygon you
define.
define.
Click here to see an illustration of raster data selected within a polygon.
All of the raster data within the defined polygon is selected.
See also:
■
(page 189)
■
(page 187)
170 | Chapter 7 Raster Entity Manipulation