SL_I3DL2_ENVIRONMENT_PRESET_FOREST

Undocumented in source but is binding to C. You might be able to learn more by searching the web for its name.
extern (C)
enum SL_I3DL2_ENVIRONMENT_PRESET_FOREST = SLEnvironmentalReverbSettings(-1000, -3300, 1490, 540, -2560, 162, -613, 88, 790, 1000);

Meta