User's Manual

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ADOBE PHOTOSHOP CS2
User Guide
To paste a copied selection into a layer mask, Alt-click (Windows) or Option-click (Mac OS) the layer mask
thumbnail in the Layers palette to select and display the mask channel. Choose Edit > Paste, drag the selection in the
im
age to produce the desired masking effect, and choose Select > Deselect. Click the layer thumbnail in the Layers palette
to deselect the mask channel.
To select and display the layer mask channel
❖ Do one of the following:
• Alt-click (Windows) or Option-click (Mac OS) the layer mask thumbnail to view only the grayscale mask. To
redisplay the layers, Alt-click or Option-click the layer mask thumbnail, or click an eye icon.
• Hold down Alt+Shift (Windows) or Option+Shift (Mac OS), and click the layer mask thumbnail to view the mask
on top of the layer in a rubylith masking color. Hold down Alt+Shift or Option+Shift, and click the thumbnail
again to turn off the color display.
To disable or enable a layer mask
❖ Do one of the following:
• Shift-click the layer mask thumbnail in the Layers palette.
• Select thelayer containing thelayer maskyou want to disableorenable, andchooseLayer >Layer Mask >Disable
or Layer > Layer Mask > Enable.
A red X appears over the mask thumbnail in the Layers palette when the mask is disabled, and the layer’s content
a
ppears without masking effects.
To change the rubylith display for a layer mask
1 Do one of the following:
• Alt-click (Windows) or Option-click (Mac OS) the layer mask thumbnail to select the layer mask channel; then
double-click the layer mask thumbnail.
• Double-click the layer mask channel in the Channels palette.
2 To choose a new mask color, in the Layer Mask Display Options dialog box, click the color swatch and choose a
new color.
3 To change the opacity, enter a value between 0% and 100%.
Both thecolor andopacity settings affect only theappearanceofthe mask andhavenoeffectonhow underlying areas
a
re protected. For example, you may want to change these settings to make the mask more easily visible against the
colors in the image.
4 Click OK.
To add a vector mask that shows or hides the entire layer
1 In the Layers palette, select the layer to which you want to add a vector mask.
2 Do one of the following:
• To create a vector mask that reveals the entire layer, choose Layer > Vector Mask > Reveal All.
• To create a vector mask that hides the entire layer, choose Layer > Vector Mask > Hide All.