
524 Corel Painter X3 Getting Started Guide
To copy a channel to a layer mask
1 Select a layer in the Layers panel.
2 Click the Create Layer Mask button .
A blank layer mask is created.
3 In the Channels panel, select the channel you want to copy.
4 Click the Channel options button , and choose Duplicate.
5 In the Duplicate Channel dialog box, choose the layer mask from the
Destination list box.
Corel Painter copies to the layer mask the portion of the channel that coincides
with the layer content.
Inverting layer masks
You can invert a layer mask to make dark pixels light, and light pixels dark.
To invert a layer mask
1 Select a layer mask.
2 In the Channels panel, click the Channel options button , and choose Invert.
Editing layer masks
When you select a layer mask, you can edit it as you would edit a channel. You can paint
in a layer mask; apply effects to it; fill it with a color, pattern, gradient, or weave; and
feather it. You do not have to view a layer mask to edit it; you can select the layer mask,
make changes to it, and view the resulting image immediately.
A layer mask before (left) and after (right) feathering.
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