Subtopics
User interface
Programming
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Expression functions let you compute the value of parameters.
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Tips and tricks for writing expressions to accomplish various effects.
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How to script Houdini using Python and the Houdini Object Model.
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VEX is a high-performance expression language used in many places in Houdini, such as writing shaders.
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HScript is Houdini’s legacy scripting language.
Command line
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Houdini includes a large number of useful command-line utility programs.
Guru level
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Context options are similar to environment variables, except they are stored with the HIP file and it’s easy to use them in expressions.
Plugin installation
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How to write and combine multiple environment variable definition files for different plug-ins, tools, and add-ons.
Houdini Engine
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Python wrapper of HAPI API
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Utility that lets you run a session of Houdini Engine inside Houdini.