Program help

Point Light

The point light emits light from its origin in all directions (through 360 °), which means it is particularly useful for illuminating certain sections of a design.

Creation

The following is how to insert a point light source:

1.Go to the Lighting item in the Room group, Start tab, and select Point Light.
2.Moving the mouse or entering figures on the keyboard enables you to determine the position of the point light.
3.Clicking again or confirming with the Enter key ends the creation stage.

Properties

There are a number of features which can be modified to adapt a point light source. The following image shows a marked point light with its properties.

pCon.planner_point_01

Property

Description

Can be changed by means of

Type

A Point light can be changed to a Spotlight, a Directional light or an Area light

Properties Editor

Color

Setting the color of the light

Properties Editor

Intensity

The figure is given in candelas (cd). 1 cd is approximately the intensity of the light from one candle. The intensity of a point light diminishes exponentially in relation to the distance from the origin.

Properties Editor

Light enabled

This switches the light source on and off

Properties Editor

Size

This is relevant for photorealistic rendering. The larger the source of light, the softer the shadow in the image rendered.

Properties Editor

Shadows

This is whether shadows should be calculated during the rendering process or not

Properties Editor

Show Geometry

If this option is enabled, the light source as well as the light emitted will be shown in the rendering

Properties Editor

Name

It is possible to give a name to any of the light sources

Properties Editor

Position

The point light can be moved

Interactor (see Image)