What can be done?
The projected image behind the warping raster can be the current image, a white image, a black image or a custom color.
13.3.4.1 Background warp screen
How to change the background
Right click on the raster window.
Image 13–20 Background selection - Select → and move the cursor to open the background list.
- Select the desired background.
When is selected, a color selection window opens.
Click on the desired color and click OK to activate that color.
Image 13–21 Background color selection