IRender Sky Tab

Sky Options

IR Setup Options Sky.jpg

Sky 72.png



The rendering can include:

  • Sun
  • Sky
  • Ground

Sky Mode

Options include:

  • SketchUp colors - make a background sky which emulates the coloring of the SketchUp sky.
The SketchUp colors sky does not reflect or illuminate the drawing'
  • Automatic - creates a realistic sky which illuminates the model.
  • HDRI - uses a HDRi image to define the sky.


Sky illuminates if off - check to include the sky as a light source, even if the sky is not included in the rendering

Sky Reflected if off - check to include sky reflections, even if the sky is not included in the rendering

Sun Highlight - the amount of highlighting on surfaces from the sun.

Automatic Sky Saturation

Determines the amount of color in the Automatic Sky for illumination.

When rendering an interior scene, the light from the sky entering from windows often gives the room a bluish cast. By setting the Sky Saturation to 0 the illumination from the sky will be pure white.

Sun and Sky Intensity

Use the SketchUp Sun Intensity or,

Adjust Sun, Sky, and Cloudiness individually

  • Sun Intensity - set to a value between 0 and 100%
  • Sky_Intensity - set to a value between 0 and 100%
  • Cloudiness - set to a value between 0 and 100%

Ground Plane

Set render options rendering the ground plane.

  • Load - load a ground plane material from SketchUp, Library, or Model materials
  • Pick - pick a ground plane material from the current model image
  • Edit - edit the current ground plane material
  • Clear - clear the Ground Plane material to use the default
  • Preview - create a preview rendering of the ground plane. See: Ground Plane Preview
  • Opaque - make the ground place Opaque when rendering.
  • Make Alpha - when rendered the ground plane will be transparent
  • Elevation - with the ground plane slightly before the actual ground, it will not interfere with floors or other faces directly on the ground.
  • Preview Image - shows the current color or material of the ground plane.

Setup Options

The Setup Options dialog is the interface for rendering settings in IRender nXt. Options are grouped in the following tabs:

Presets Lighting Presets, SketchUp on/off (Sun, Sky, Ground), Sky mode, Ambient Light, Light Balance, Other Settings
Render Image Size, Stop Rendering After, Rendering Engine, Make Panoramic Image, Color Rendering Mode, Autosave, Lights Processed per Pass, Maximum Texture Size, Use Section Planes, Processing Parameters, Show Settings
Styles Auto Reflection, View Wizard, Batch Rendering Settings
Lights Light Balance, Ambient Light, Use Indirect Lighting, Light Balancer (channels)
Sky SketchUp Sun and Sky on/off, Sky [color] mode, Illumination, Automatic Sky, Sun and Sky Intensity, Ground Plane
HDRi High Dynamic Range image (HDRi) Settings
Background Background Image
Foreground Foreground Image
Plants IRender nXt Plants, Render Plants as 2D Images, Plant Layers to Display
Fog/Haze Volumetric Fog, Calculation Boundary
Special Edge Lines, Process 2 sided faces, RPC Objects, Other
Image Save Image Automatically, Auto image format, Auto Image, Action when done, JPEG images
More Number of Threads to use for Rendering, Save Option Values, Load Option Values from, Sync SketchUp Materials to Default Materials

See also