From d6b088044e161a27d49df537bbb6d998a8d0e50d Mon Sep 17 00:00:00 2001
From: musil <tmusil@users.sourceforge.net>
Date: Sat, 9 Dec 2006 02:00:52 +0000
Subject: // class_sethelpsymbol(); changed help-*.pd to *-help.pd chanded file
 structure to standard 1st step remove old

svn path=/trunk/externals/iemlib/; revision=6756
---
 src/iemlib1/iem_sqrt4~.c | 108 -----------------------------------------------
 1 file changed, 108 deletions(-)
 delete mode 100644 src/iemlib1/iem_sqrt4~.c

(limited to 'src/iemlib1/iem_sqrt4~.c')

diff --git a/src/iemlib1/iem_sqrt4~.c b/src/iemlib1/iem_sqrt4~.c
deleted file mode 100644
index d156122..0000000
--- a/src/iemlib1/iem_sqrt4~.c
+++ /dev/null
@@ -1,108 +0,0 @@
-/* For information on usage and redistribution, and for a DISCLAIMER OF ALL
-* WARRANTIES, see the file, "LICENSE.txt," in this distribution.
-
-iemlib1 written by Thomas Musil, Copyright (c) IEM KUG Graz Austria 2000 - 2005 */
-
-#include "m_pd.h"
-#include "iemlib.h"
-#include <math.h>
-
-#define IEMSQRT4TAB1SIZE 256
-#define IEMSQRT4TAB2SIZE 1024
-
-/* ------------------------ iem_sqrt4~ ----------------------------- */
-
-t_float *iem_sqrt4_tilde_exptab=(t_float *)0L;
-t_float *iem_sqrt4_tilde_mantissatab=(t_float *)0L;
-
-static t_class *iem_sqrt4_tilde_class;
-
-typedef struct _iem_sqrt4_tilde
-{
-  t_object  x_obj;
-  t_float   x_msi;
-} t_iem_sqrt4_tilde;
-
-static t_int *iem_sqrt4_tilde_perform(t_int *w)
-{
-  t_float *in = (t_float *)(w[1]);
-  t_float *out = (t_float *)(w[2]);
-  t_int n = (t_int)(w[3])/4;
-  
-  while(n--)
-  {
-    t_float f = *in;
-    t_float g, h;
-    long l = *(long *)(in);
-    
-    if(f < 0.0f)
-    {
-      *out++ = 0.0f;
-      *out++ = 0.0f;
-      *out++ = 0.0f;
-      *out++ = 0.0f;
-    }
-    else
-    {
-      g = iem_sqrt4_tilde_exptab[(l >> 23) & 0xff] * iem_sqrt4_tilde_mantissatab[(l >> 13) & 0x3ff];
-      h = f * (1.5f * g - 0.5f * g * g * g * f);
-      *out++ = h;
-      *out++ = h;
-      *out++ = h;
-      *out++ = h;
-    }
-    in += 4;
-  }
-  return(w+4);
-}
-
-static void iem_sqrt4_tilde_dsp(t_iem_sqrt4_tilde *x, t_signal **sp)
-{
-  dsp_add(iem_sqrt4_tilde_perform, 3, sp[0]->s_vec, sp[1]->s_vec, sp[0]->s_n);
-}
-
-static void iem_sqrt4_tilde_maketable(void)
-{
-  int i;
-  t_float f;
-  long l;
-  
-  if(!iem_sqrt4_tilde_exptab)
-  {
-    iem_sqrt4_tilde_exptab = (t_float *)getbytes(sizeof(t_float) * IEMSQRT4TAB1SIZE);
-    for(i=0; i<IEMSQRT4TAB1SIZE; i++)
-    {
-      l = (i ? (i == IEMSQRT4TAB1SIZE-1 ? IEMSQRT4TAB1SIZE-2 : i) : 1)<< 23;
-      *(long *)(&f) = l;
-      iem_sqrt4_tilde_exptab[i] = 1.0f/sqrt(f); 
-    }
-  }
-  if(!iem_sqrt4_tilde_mantissatab)
-  {
-    iem_sqrt4_tilde_mantissatab = (t_float *)getbytes(sizeof(t_float) * IEMSQRT4TAB2SIZE);
-    for(i=0; i<IEMSQRT4TAB2SIZE; i++)
-    {
-      f = 1.0f + (1.0f/(t_float)IEMSQRT4TAB2SIZE) * (t_float)i;
-      iem_sqrt4_tilde_mantissatab[i] = 1.0f/sqrt(f);  
-    }
-  }
-}
-
-static void *iem_sqrt4_tilde_new(void)
-{
-  t_iem_sqrt4_tilde *x = (t_iem_sqrt4_tilde *)pd_new(iem_sqrt4_tilde_class);
-  
-  outlet_new(&x->x_obj, gensym("signal"));
-  x->x_msi = 0;
-  return (x);
-}
-
-void iem_sqrt4_tilde_setup(void)
-{
-  iem_sqrt4_tilde_class = class_new(gensym("iem_sqrt4~"), (t_newmethod)iem_sqrt4_tilde_new, 0,
-    sizeof(t_iem_sqrt4_tilde), 0, 0);
-  CLASS_MAINSIGNALIN(iem_sqrt4_tilde_class, t_iem_sqrt4_tilde, x_msi);
-  class_addmethod(iem_sqrt4_tilde_class, (t_method)iem_sqrt4_tilde_dsp, gensym("dsp"), 0);
-  iem_sqrt4_tilde_maketable();
-  class_sethelpsymbol(iem_sqrt4_tilde_class, gensym("iemhelp/help-iem_sqrt4~"));
-}
-- 
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