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-rw-r--r--arts/modules/synth/synth_xfade_impl.cpp45
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diff --git a/arts/modules/synth/synth_xfade_impl.cpp b/arts/modules/synth/synth_xfade_impl.cpp
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+/*
+
+ Copyright (C) 2000 Stefan Westerfeld
+ stefan@space.twc.de
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public
+ License as published by the Free Software Foundation; either
+ version 2 of the License, or (at your option) any later version.
+
+ This library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public License
+ along with this library; see the file COPYING.LIB. If not, write to
+ the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ Boston, MA 02110-1301, USA.
+
+ */
+
+#include "artsmodulessynth.h"
+#include "stdsynthmodule.h"
+
+using namespace Arts;
+
+class Synth_XFADE_impl : virtual public Synth_XFADE_skel,
+ virtual public StdSynthModule
+{
+public:
+ void calculateBlock(unsigned long samples)
+ {
+ unsigned long i;
+
+ for(i=0;i<samples;i++)
+ {
+ float p = (percentage[i]+1)/2;
+
+ outvalue[i] = invalue1[i]*p + invalue2[i]*(1-p);
+ }
+ }
+};
+
+REGISTER_IMPLEMENTATION(Synth_XFADE_impl);