Linear Light (bottom) and Rectangular Light (top) after 20 rendering passes.
The Linear Light is rendered more smoothly.

Linear Lamp Tab of the Create Lamp or Light Fixture Wizard.

A Linear Light sub-divides a long, narrow light so that points within the lamp are sampled more often and more smoothly.

A Ceiling light fixture is a flat rectangle that emits light.

Length - The length of the rectangular light fixture.

Width - The width of the rectangular light fixture.

# Lights per lamp - Set higher for smoother lighting. However, more sub-lights take more time to render.

Glue to surfaces

If Glue to surfaces is checked, as the light fixture is placed in Sketchup it will automatically stick to the nearest surface.

Common Settings

Settings towards the bottom of the dialog are common to both Rectangular and Round light fixtures.

Mounting Position

Flush

Recessed

Optional Trim Settings

Width

Thickness

Glue to surfaces - If Glue to surfaces is checked, as you place the light fixture in Sketchup it will automatically stick to the nearest surface.

Make the bulb invisible when rendering - Check the box to only render the light and reflections the lamp generates, i.e., not the fixture as well.

Lighting Intensity and Color

Lighting Intensity - The brightness of the lamp, specified in Lumens (IRender uses the conversion factor of 100 watts --> 1700 lumens for all lamps.)

Color - Click button to bring up a color picker dialog and change the color of light emitted by the light fixture.

Component Placement Mode

Multiple - Place the same light fixture repeatedly until you activate a different SketchUp tool. If unchecked, an individual instance of the fixture is placed.

Query/Edit Lights

Clicking the Query/Edit Lights button displays another dialog giving you a further layer of light management options.

Create / Place

Click Create / Place when you are ready to create and then place your lamp.

See also

• ArielVision Lamp Wizard