From: eb <eb@221aa14e-8319-0410-a670-987f0aec2ac5>
Date: Mon, 8 Sep 2008 15:37:55 +0000 (+0000)
Subject: added pre_shift method to gri_lfsr
X-Git-Url: https://git.gag.com/?a=commitdiff_plain;h=8282d43f2be31e3dbee12faf48c2bccaccea8323;p=debian%2Fgnuradio

added pre_shift method to gri_lfsr

git-svn-id: http://gnuradio.org/svn/gnuradio/trunk@9533 221aa14e-8319-0410-a670-987f0aec2ac5
---

diff --git a/gnuradio-core/src/lib/general/gri_lfsr.h b/gnuradio-core/src/lib/general/gri_lfsr.h
index c11eb048..29873698 100644
--- a/gnuradio-core/src/lib/general/gri_lfsr.h
+++ b/gnuradio-core/src/lib/general/gri_lfsr.h
@@ -98,6 +98,16 @@ class gri_lfsr
     return bit;
   }
 
+  /*!
+   * Rotate the register through x number of bits
+   * where we are just throwing away the results to get queued up correctly
+   */
+  void pre_shift(int num){
+    for(int i=0; i<num; i++){
+      next_bit();
+    }
+  }
+
   int mask() const { return d_mask; }
 };