From 562dcc336797951b2a8707413aa44177484c9f2a Mon Sep 17 00:00:00 2001
From: Thomas Grill <xovo@users.sourceforge.net>
Date: Sat, 28 Dec 2002 04:37:42 +0000
Subject:  ""

svn path=/trunk/; revision=309
---
 externals/grill/flext/source/flsupport.cpp | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

(limited to 'externals/grill/flext/source/flsupport.cpp')

diff --git a/externals/grill/flext/source/flsupport.cpp b/externals/grill/flext/source/flsupport.cpp
index 85ebae79..cd57dfd8 100644
--- a/externals/grill/flext/source/flsupport.cpp
+++ b/externals/grill/flext/source/flsupport.cpp
@@ -58,3 +58,21 @@ void flext::GetAString(const t_atom &a,char *buf,int szbuf)
 	else if(IsInt(a)) sprintf(buf,"%i",GetInt(a));
 #endif
 }  
+
+int flext::FoldBits(unsigned long h,int bits)
+{
+	if(!bits) return 0;
+	const int hmax = (1<<bits)-1;
+	int ret = 0;
+	for(int i = 0; i < sizeof(h)*8; i += bits)
+		ret = ret^((h>>i)&hmax);
+	return ret;
+}
+
+int flext::Int2Bits(unsigned long n)
+{
+	int b;
+	for(b = 0; n; ++b) n >>= 1;
+	return b;
+}
+
-- 
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