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  • Render Plus September 13, 2012 at 2:01am

    Discounts:


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    Give us your opinion, we'll give you $25.00

    Have you tried IRender nXt? Then, we'd like to hear from you. Each month designers around the world download IRender nXt, our professional SketchUp rendering plugin. Chances are, if you're reading this post you've tried iRender nXt, too. 
     
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  • Render Plus September 13, 2012 at 1:59am

    See this page:

    http://www.renderplus.com/wp2/wk/Bump_Maps.php

    True Bump Maps

    Here is an example of a "true" bump map (using one image for color, and a second image to define the indentations into the surface)

    Stone Pattern Bump map rendered with IRender nXt

    Bump Maps created from Material Textures

    Here is an Auto Bump example of a wall with SketchUp's stone material, and two spot light shining on the the material:
    (Bump maps have their best effect when there is lighting at an angle to the material, because the bump map 3D effect is more pronounced when there is light shining on the material.)

    No Auto Bump Map
    With Auto Bump Map and 100% color strength

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