Returns the radiance of the light as received at a specific point in the same scene.
- iOS 9.0+
- macOS 10.11+
- Mac Catalyst 13.0+Beta
- tvOS 9.0+
A point in the same world coordinate space as the light.
The color and intensity of the light’s effect on the specified point.
Calling this method is equivalent to calling the
irradianceAtPoint:colorSpace: method and passing the Rec. 709 color space. (See
Working with Lights
Returns the radiance of the light as received at a specific point in the same scene, expressed using the specified color space.
The name of the Core Graphics color space to be used for interpreting the light's color information.
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