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| Note |
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This document relies on some familiarity with the tokens used for LPE and their effects on the light path collected. |
| Table of Contents |
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PxrSurface has two added data user lobes. One is used to output World Position (U3) and another can be used to specify a color or pattern for output (U4). Neither of these lobes are rendered to the beauty and rely on the user to specify a Display Channel (AOV) for output. The bulk of this document will cover the use of the U4 lobe for color or patterns, but the LPE given can substitute U3 to get the World Position of the object.
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