dsound: Apply rolloff factor to distance attenuation.

2edb4bf3 · Andrew Eikum · Alexandre Julliard · 99619619 · 2edb4bf3
Commit 2edb4bf3 authored Apr 28, 2015 by Andrew Eikum Committed by Alexandre Julliard Apr 29, 2015
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sound3d.c dlls/dsound/sound3d.c +1 -1

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--- a/dlls/dsound/sound3d.c
+++ b/dlls/dsound/sound3d.c
@@ -207,7 +207,7 @@ void DSOUND_Calc3DBuffer(IDirectSoundBufferImpl *dsb)
 		flDistance = dsb->ds3db_ds3db.flMinDistance;
 	
 	/* attenuation proportional to the distance squared, converted to millibels as in lVolume*/
-	lVolume -= log10(flDistance/dsb->ds3db_ds3db.flMinDistance * flDistance/dsb->ds3db_ds3db.flMinDistance)*1000;
+	lVolume -= log10(flDistance/dsb->ds3db_ds3db.flMinDistance * flDistance/dsb->ds3db_ds3db.flMinDistance)*1000 * dsb->device->ds3dl.flRolloffFactor;
 	TRACE("dist. att: Distance = %f, MinDistance = %f => adjusting volume %d to %f\n", flDistance, dsb->ds3db_ds3db.flMinDistance, dsb->ds3db_lVolume, lVolume);

 	/* conning */