Photoshop Four steps to add a rounded grid to the image

Fillet effect is as follows:

1. New, size is the size of each small (my is 50*60), using rounded rectangle tool to draw fillet path, convert path to selection, fill black, and then ctrl+i color.

2. Click Edit menu-Define pattern

3. Open the image you want to edit, copy the layer, create a new layer underneath the layer, add white on the new layer

4. Add a mask on the copy layer, activate the mask, Shift+f5 Open the Fill panel, and use the pattern you just prepared to determine. Complete.