From 942fd645a2bb0c7dac7db6cd0601d7f1478d2fdb Mon Sep 17 00:00:00 2001
From: musil <tmusil@users.sourceforge.net>
Date: Fri, 14 Jan 2011 13:24:31 +0000
Subject: checked gamma warning

svn path=/trunk/externals/iem/iem_adaptfilt/; revision=14742
---
 src/NLMS~.c | 23 +++++++++--------------
 1 file changed, 9 insertions(+), 14 deletions(-)

(limited to 'src/NLMS~.c')

diff --git a/src/NLMS~.c b/src/NLMS~.c
index ade883e..f54efc6 100644
--- a/src/NLMS~.c
+++ b/src/NLMS~.c
@@ -6,11 +6,6 @@ lib iem_adaptfilt written by Markus Noisternig & Thomas Musil
 noisternig_AT_iem.at; musil_AT_iem.at
 (c) Institute of Electronic Music and Acoustics, Graz Austria 2005 */
 
-#ifdef NT
-#pragma warning( disable : 4244 )
-#pragma warning( disable : 4305 )
-#endif
-
 
 #include "m_pd.h"
 #include "iemlib.h"
@@ -149,7 +144,7 @@ static t_int *NLMS_tilde_perform(t_int *w)
     t_float *w_filt_coeff = x->x_w_array_mem_beg;
     t_float my, my_err, sum;
     t_float beta = x->x_beta;
-    t_float gamma = x->x_gamma;
+    t_float gammax = x->x_gamma;
     t_int i, j, update_counter;
     t_int update = x->x_update;
     t_int ord8=n_order&0xfffffff8;
@@ -211,7 +206,7 @@ static t_int *NLMS_tilde_perform(t_int *w)
                 }
                 for(j=0; j<ord_residual; j++)	// residual
                     sum += read_in_hist[-j] * read_in_hist[-j]; // [-j] only valid for Musil's double buffer structure
-                sum += gamma * gamma * (float)n_order; // convert gamma corresponding to filter order
+                sum += gammax * gammax * (float)n_order; // convert gammax corresponding to filter order
                 my = beta / sum;// calculate mue
                 
                 
@@ -270,7 +265,7 @@ static void *NLMS_tilde_new(t_symbol *s, t_int argc, t_atom *argv)
     t_int i, n_order=39;
     t_symbol    *w_name;
     t_float beta=0.1f;
-    t_float gamma=0.00001f;
+    t_float gammax=0.00001f;
     
     if((argc >= 4) &&
         IS_A_FLOAT(argv,0) &&   //IS_A_FLOAT/SYMBOL from iemlib.h
@@ -280,7 +275,7 @@ static void *NLMS_tilde_new(t_symbol *s, t_int argc, t_atom *argv)
     {
         n_order = (t_int)atom_getintarg(0, argc, argv);
         beta    = (t_float)atom_getfloatarg(1, argc, argv);
-        gamma   = (t_float)atom_getfloatarg(2, argc, argv);
+        gammax  = (t_float)atom_getfloatarg(2, argc, argv);
         w_name  = (t_symbol *)atom_getsymbolarg(3, argc, argv);
         
         if(beta < 0.0f)
@@ -288,10 +283,10 @@ static void *NLMS_tilde_new(t_symbol *s, t_int argc, t_atom *argv)
         if(beta > 2.0f)
             beta = 2.0f;
         
-        if(gamma < 0.0f)
-            gamma = 0.0f;
-        if(gamma > 1.0f)
-            gamma = 1.0f;
+        if(gammax < 0.0f)
+            gammax = 0.0f;
+        if(gammax > 1.0f)
+            gammax = 1.0f;
         
         if(n_order < 2)
             n_order = 2;
@@ -306,7 +301,7 @@ static void *NLMS_tilde_new(t_symbol *s, t_int argc, t_atom *argv)
         x->x_n_order = n_order;
         x->x_update = 0;
         x->x_beta = beta;
-        x->x_gamma = gamma;
+        x->x_gamma = gammax;
         // 2 times in and one time desired_in memory allocation (history)
         x->x_in_hist = (t_float *)getbytes(2*x->x_n_order*sizeof(t_float));
         
-- 
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