| sampleCount | Number of samples to take. |
| ignoreIndirectEnvironment | Ignore environment lighting when computing indirect contribution. |
| context | Device context. |
| radianceEstimateOut | Buffer slice to write the radiance estimate into. |
| positionOffset | Offset measured from the beginning of the probe position buffer. |
| positionCount | Number of probes to integrate. |
void Return code.
Integrate indirect radiance.
The integrator does spherical sampling of incoming indirect radiance for each probe position.