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Directional Light

This is one of over 5966 effects generated by Filter Forge, a Photoshop plugin that allows you to create your own filters.

This effect:

  • can be easily altered;
  • offers up to 30,000 variations;
  • can be applied to any source image in Photoshop.

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To open this filter, you must have Filter Forge 1.0 or higher installed on your computer. If you don't have it installed yet, click here to download Filter Forge

Author: Mike Blackney

Filter Details

  • Downloads: 2011
  • Submitted: Jan 11, 2009
  • Usage Rank: High
  • Comments (0)

Description

This simple (non-surface) filter applies a directional light to an image and is intended for use on normal maps or high-quality height maps.The filter creates a light vector and calculates the dot product between the surface normal and the light.Normal map generation based on "Normal map Assembler" filter created by Sphinx.

Keywords

Snippet, light, 3d, render, surface, specular, shading, Phong, bounce, math, dot.

Rewards

This filter has earned its author one of our rewards. They are given to the authors of popular filters and include a free copy of Filter Forge.

Filter Controls

  • Bounce Light
  • Light X
  • Light Y
  • Normal Sampling
  • Spec Gloss
  • Spec Hotspot
  • Display Normal Map
  • Image is Normal Map