Control panel

The Thea control panel is a compact window used for several tasks such as:

  • Start or stop rendering
  • Toggle between interactive and production rendering
  • Select the render engine
  • Set the termination criteria


(From left to right)

  • Drag area: Left click and hold to move the control panel
  • Start - Pause - Resume button: Click to start the rendering process. Click the pause button (available when rendering is in progress) to pause rendering
    • CTLR + LEFT CLICK: Resume rendering
  • Render selection: When enabled, only the selected objects will be rendered
  • Stop button: Stop rendering and refresh the main window to display the final image
  • Interactive - production rendering switch: Switch between interactive and production modes
  • Render engine selection: Select between the available render engines. Presto or Nitro
  • Termination criteria: Set the time or sample limits. Once the limit has been reached, the rendering will be terminated.
  • Close - attach: Click on the x icon to close the control panel. Click on the < icon to attach it to the Thea tool panel

Control panel in production mode


  • Display mode: Available when in interactive mode. You can choose from several display modes for rendering in darkroom or in SketchUp View

Control panel in interactive mode

While in interactive mode and rendering in the Thea rendering window, clicking again the Interactive - production rendering switch, will lock the camera to the view. More info.