Modify

Use the Modify option to modify the control points of an open (loaded) pexel control file. You can modify both the real-world and normalised image coordinates.

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Instructions

On the Design menu, point to Pexel Control Points, and then click Modify.

Use one of the snap modes (You can use Indicate , Snap to Objects , Snap to Points , Grid Snap or Keyboard Input mode.) to select the pexel control point that you want to modify.

The Confirm dialog box is then displayed.

Change world location

Select this option to change the location of the real world coordinate. Once selected, you will then be prompted to digitise the new location.

Change pixel location

Select this option to change the location of the image coordinate. Once selected, you will then be prompted to digitise the new location.

Do not modify

Select this option if you do not want to change either point, but you also do not want to exit the option. Once selected, you will then be prompted to select another pexel control point.

Cancel

Select this option to exit the Modify option.

Once the correct location has been indicated, you will then be asked whether or not to accept the new location. Upon confirmation, you will then be prompted to select another pexel control point.

Cancel when you have finished modifying control points. The pexel control file is then automatically updated.