Converting Materials

houdini-shader-converter is an open-source Python tool for converting Houdini materials between different render engines, such as Redshift, Arnold, and Karma.
It supports batch conversion and can help migrate scenes or assets between workflows.

Find the tool and instructions here:
github.com/SideswipeeZ/houdini-shader-converter

• Drop "echopr" folder in: C:\Users\jpate\OneDrive\Documents\houdini20.5
• Drop shaderconv_echopr.json in C:\Users\jpate\OneDrive\Documents\houdini20.5\packages
  Contents of shaderconv_echopr.json:

  {
      "enable" : true,
      "env": 
      [
          {
              "HOUDINI_PATH" :
              {
                  "value": "$HOUDINI_PACKAGE_PATH/../echopr/ShaderConverter",
              },
              "ShaderConv_echopr_PATH" :
              {
                  "value": "$HOUDINI_PACKAGE_PATH/../echopr/ShaderConverter",
              },
              "PYTHONPATH" :
              {
                  "value": "$HOUDINI_PACKAGE_PATH/../echopr/ShaderConverter/python",
              }
          }
      ]
  }
  

• In Houdini, create a New Shelf Tab to place new tools.
  Shelf save location: C:/Users/jpate/OneDrive/Documents/houdini20.5/toolbar/default.shelf
• Right-click > New Tool
  Configure tool with the following:
  Script:

  import shader_conv_echopr as shaderConv
  
  shaderConvWin = shaderConv.ShaderConv()
  shaderConvWin.resize(360,500)
  shaderConvWin.show()
  

  Options:

  • Name: Shader_Converter_echopr
  • Label: Shader Converter 0.1
  • Icon: hicon:/SVGIcons.index?COP2_aidenoise.svg