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Distort > ZigZag - Pg. 81

ZigZag distort A close relative of the Glass filter, ZigZag offers an effective pond ripple effect. With Ridges set to 1, the different Style settings can emulate the effects of the Pinch and Twirl filters, but ZigZag really comes into its own when a larger number of Ridges is employed. Using the ZigZag filter Now for a little stunt flying. Disengage all safety features and duplicate the original image layer. 1 Choose the Elliptical Marquee tool, click and drag out from the center of the propeller while holding down the Alt/Option and Shift keys. 2 Apply the ZigZag filter with both values at maximum, and Style set to Pond Ripples. 1 5, 6 Change the blending mode of the new layer to Linear Burn and reduce its opacity to 60%. 7 Duplicate the Linear Burn layer, change its blending mode to Color Burn, and set its opacity to 35%. 8, 9 To get that almost authentic Roy Lichtenstein feel, go to Filter > Pixelate > Color Halftone and apply the settings shown to the Color Burn layer. How it works 1 Pond Ripple, as its name suggests, resembles the ripples created when a stone is thrown into a pond. Here Amount is set to 30, and Ridges to 5. 2 Selecting Around Center in the Style popup introduces a second wave pattern. 3 The Out From Center style needs more aggressive settings (60 and 15 respectively) to achieve an equally strong effect. 2 5 6 1 7 3 2 81 8 3 You can preview the effect in the dialog box. Hit OK, then Deselect (Ctrl/Cmd+D). 3 Apply the same procedure to the second aircraft, and then Deselect. 4 Change the blending mode of the upper layer to Color. Invert the color values of the upper layer (Ctrl/Cmd+I), then duplicate this treated layer. 4 9