Author Archives: sitexgraphics

Air Point Cloud File Format

Posted on April 30, 2012 by sitexgraphics

Air can save and re-use point-based data for effects such as indirect illumination, occlusion, subsurface scattering, and caustics.  The Air Point Tool (airpt) included with Air allows point data to be translated to and from several formats including a simple … Continue reading →

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How to render an object’s x,y,z position

Posted on February 28, 2012 by sitexgraphics

A user asked how to render an object’s world-space position into an image.  To address this question, we’ve included a new ShowPosition surface shader in Air 11.04 and later.  Here are the shader parameters: Surface “ShowPosition” “float UnitSize” [1] “float[3] … Continue reading →

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Shader Networks and Layered Shaders

Posted on July 31, 2011 by sitexgraphics

SiTex Graphics Air version 11 (press release) introduces the ability to use multiple shaders to compute the shading for surfaces, displacements, imagers, and environments. This new capability provides a simple solution to several common shading tasks that would otherwise require … Continue reading →

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