1. Create a new image in Photoshop and use the default color to execute [Filter_Render_Clouds]. The effect is as shown below.
Then use [Filter_Pixelize_Mosaic] and set it as shown on the right.
2. Use [Filter_Stylize_Find Edge], the effect is as shown below.
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〖CTRL_F〗After executing it multiple times, you will get an effect similar to the picture on the right below.
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3. Use [Filter_Distort_Polar Coordinates] and set it as shown below.
Then use [Filter_Distort_Extrude] and set it as shown below.
The image effect is as shown below.
4. Create a new layer and use [Filter_Rendering_Clouds]. The effect is as shown below.
Then use [Filter_Blur_Motion Blur] on it and set it as shown below.
Then create a color balance adjustment layer, with shadows -65, 0, 55; midtones 0, 0, 25; highlights 0, 10, -60. Turn on the "Maintain Brightness" option. The effect after adjustment is as shown below.
5. Hold down the ALT key and double-click the background layer in the layer palette to convert it to a normal layer and move it to the top layer. 〖CTRL_I〗Invert it. Finally change the blending mode to "Color Dodge". The layer palette and effects are shown in the following 2 pictures.
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6. Use the crop tool to capture part of the screen. Please refer to the following pictures.
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Summary: Execute the edge search filter multiple times to get the effect of horizontal and vertical lines. Different from the previous radial blur, the radiation effect is created through polar coordinate filters. Using cloud filters to create backgrounds is a common technique. Finally, use the crop tool appropriately to capture part of the screen and use it as an icon or advertising banner background.