Houdini 11 Rendering Properties

Overview

These properties control viewport display of objects. They are in the Viewport folder in the list of properties available under the For rendering tab of the Edit parameter interface window. Select a node, and in the parameter editor click the Gear menu and choose Edit rendering properties to add or remove properties to a render driver, camera, object, shader, or properties node.

Properties

Camera/light properties

clear

The amount to clear the viewport. This allows for pseudo motion blur, ghosting, and other feedback effects.

vcomment

When you attach this property to a camera or light, the comment you set appears in the upper left corner of the viewport when you're looking through the camera/light. This can be useful to document cameras and lights for artists.

Fog properties

fog

OpenGL fog style. This may be one of

  • off – No fog.

  • linear – Linear fog.

  • exp – Exponential fog.

  • exp2 – Squared exponential fog.

fogdensity

The density of the fog.

fogcolor

The color of the fog.

fogalpha

The alpha of the fog.

fognear

Where the fog begins.

fogfar

Where the fog reaches its maximum effect.

Mask properties

maskaspect

The aspect of the viewport mask.

maskopacity

The opacity of the viewport mask.

maskoverlay

The SOP which specifies the geometry to for the mask overlay.

Rotoscope properties

rotofile

Disk file for roto image.

overridesize

Enable override for disk file size.

filesize

Disk file size.

coppath

Path to COP for roto image.

copframe

Frame at which to evaluate COP.

copcolor

The name of the COP’s color plane.

copalpha

Name of the COP’s alpha plane.

trackwin

Apply camera zoom to roto image.

Light properties

ogl_enablelight

Allows the light to be disabled or active in the viewport.

Output driver properties

soho_viewport_menu

Attach this property to a SOHO render driver to control whether it appears in the viewport render menu.

Geometry properties

vport_promote_popguides

Show particle guide geometry from the display Popnet SOP, if any, at the object level.