Lighting the environment
SpotLight class methods
- Methods on SpotLight also set the
cone spread angle and concentration
| Method |
| void setSpreadAngle( float angle ) |
| void setConcentration( float concen ) |
- Spread angle varies from 0.0 to PI/2.0 radians
- A value of PI radians makes the light a PointLight
- The default is PI
- Concentrations vary from 0.0 (unfocused) to 128.0 (focused)
- The default is 0.0
