From: Rudolf Polzer <divVerent@xonotic.org>
Date: Wed, 28 Sep 2011 07:05:01 +0000 (+0200)
Subject: improve pitch shift combining to have equal RMS at any pitch
X-Git-Tag: xonotic-v0.6.0~40^2~106^2~1
X-Git-Url: https://git.rm.cloudns.org/?a=commitdiff_plain;h=9b365e72adacd650b9d5af2515ef652017cf79ec;p=xonotic%2Fxonotic-data.pk3dir.git

improve pitch shift combining to have equal RMS at any pitch
---

diff --git a/qcsrc/client/tuba.qc b/qcsrc/client/tuba.qc
index 379f9c675..7a29154d6 100644
--- a/qcsrc/client/tuba.qc
+++ b/qcsrc/client/tuba.qc
@@ -47,11 +47,11 @@ void tubasound(entity e, float restart)
 			{
 				if(restart)
 					snd1 = TUBA_STARTNOTE(e.note - m);
-				f1 = 1 - m / Tuba_PitchStep;
+				f1 = cos(M_PI_2 * m / Tuba_PitchStep);
 				p1 = pow(2.0, m / 12.0);
 				if(restart)
 					snd2 = TUBA_STARTNOTE(e.note - m + Tuba_PitchStep);
-				f2 = m / Tuba_PitchStep;
+				f2 = sin(M_PI_2 * m / Tuba_PitchStep);
 				p2 = pow(2.0, (m - Tuba_PitchStep) / 12.0);
 			}
 		}