From 478eeca99ee6f5bad3063700fbcc9d8913c770ae Mon Sep 17 00:00:00 2001
From: Thomas Grill <xovo@users.sourceforge.net>
Date: Fri, 17 Jan 2003 04:37:14 +0000
Subject:  ""

svn path=/trunk/; revision=342
---
 externals/grill/fftease/src/xsyn~.cpp | 52 +++++++++++++++++++++++++++++++++++
 1 file changed, 52 insertions(+)
 create mode 100644 externals/grill/fftease/src/xsyn~.cpp

(limited to 'externals/grill/fftease/src/xsyn~.cpp')

diff --git a/externals/grill/fftease/src/xsyn~.cpp b/externals/grill/fftease/src/xsyn~.cpp
new file mode 100644
index 00000000..fdb1e736
--- /dev/null
+++ b/externals/grill/fftease/src/xsyn~.cpp
@@ -0,0 +1,52 @@
+/*
+
+FFTease - A set of Live Spectral Processors
+Originally written by Eric Lyon and Christopher Penrose for the Max/MSP platform
+
+Copyright (c)Thomas Grill (xovo@gmx.net)
+For information on usage and redistribution, and for a DISCLAIMER OF ALL
+WARRANTIES, see the file, "license.txt," in this distribution.  
+
+*/
+
+#include "main.h"
+#include <stdlib.h>
+
+class xsyn:
+	public fftease
+{
+	FLEXT_HEADER(xsyn,fftease)
+	
+public:
+	xsyn();
+
+protected:
+	virtual V Transform(I n,S *const *in);
+};
+
+FLEXT_LIB_DSP("fftease, xsyn~",xsyn)
+
+
+xsyn::xsyn():
+	fftease(2,F_STEREO|F_BITSHUFFLE|F_CONVERT)
+{
+	AddInSignal("Messages and Source signal 1");
+	AddInSignal("Source signal 2");
+	AddOutSignal("Transformed signal");
+}
+
+
+V xsyn::Transform(I _N2,S *const *in)
+{
+	const I _N = _N2*2;
+
+    F maxamp = 0;
+	I i;
+    for( i = 0; i < _N; i+= 2 )
+		if(_channel2[i] > maxamp ) maxamp = _channel2[i];
+
+	const F f = maxamp?1./maxamp:1.;
+
+    for( i = 0; i < _N; i+= 2 )
+		_channel1[i] *= (_channel2[i] * f);
+}
-- 
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