 Modulate the intensity of Lens Flare based on an obscuration layer | ||||||
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With this preset you can cause the opacity of a layer to control the brightness of a "Lens Flare".
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After Effects CS3 Lights Presets (ffx) Views: 5555 Permalink | ||||
Typically, the only not very useful way to get a "Lens Flare" to seem like it's disappearing behind any object were to keyframe the brightness values over and over.
Now, with this preset based on sampleImage() you can choose an "obscuration" layer. Based on it's alpha values the intensity(brightness) of the "Lens Flare" is automatically controlled. Including an "AlphaThreshold" for the "obscuration" layer and a "BrightnessMinMax" for the "Lens Flare". Here is the basic expression, if you need it "clean". Effects & PluginsLens Flare, Slider & Point Controls(Min. Version: After Effects CS3, Category: Lights, Type: Presets (ffx)) 
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posted by mmo on Feb 20, 2009
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distributing layers in a cylinder using expressions | |||
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This expression is customizable, and you can change many things including: the radius of the cylinder, the overall rotation of the cylinder, the spacing vertical spacing between rows of the cylinder, and the amount of layer on each level of the cylinder.
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After Effects 7 Useful things Expressions Views: 5769 Permalink | |
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posted by MicGyver on Sep 08, 2008
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Reviving AE Lens Flares with Trapcode Shine | |||
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Motion designer Harry Frank shows how to breath new life or make a retro look with standard After Effects Lens Flare by using Shape Layers and Trapcode Shine.
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After Effects CS3 Lights Tips'n Tricks Views: 5594 Permalink | |
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posted by vfx007 on Mar 04, 2009
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3D lens flare follows light | |||
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A practical application of a layer space transform.
Not very new, but still very useful. by Dan Ebberts's resource for After Effects scripting and expressions |
After Effects 7 Pro Lights Expressions Views: 14473 Permalink | |
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posted by MaxX on Apr 19, 2009
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