From 9ecfff90135ec05498f9f55a39cd386c855a8571 Mon Sep 17 00:00:00 2001
From: Tim Blechmann <timblech@users.sourceforge.net>
Date: Thu, 15 Jul 2004 19:05:05 +0000
Subject: rng have setable seed and other changes

svn path=/trunk/externals/tb/; revision=1867
---
 sc4pd/source/Dust.cpp | 19 +++++++++++++++++--
 1 file changed, 17 insertions(+), 2 deletions(-)

(limited to 'sc4pd/source/Dust.cpp')

diff --git a/sc4pd/source/Dust.cpp b/sc4pd/source/Dust.cpp
index 58decd8..0acd45f 100644
--- a/sc4pd/source/Dust.cpp
+++ b/sc4pd/source/Dust.cpp
@@ -63,9 +63,15 @@ protected:
 	m_thresh = m_density/Samplerate();
 	m_scale = m_thresh > 0.f ? 1.f / m_thresh : 0.f;
     }
+
+    void m_seed(int i)
+    {
+	rgen.init(i);
+    }
     
 private:
     FLEXT_CALLBACK_F(m_set);
+    FLEXT_CALLBACK_I(m_seed);
     float m_density, m_thresh, m_scale;
     RGen rgen;
 
@@ -76,12 +82,14 @@ FLEXT_LIB_DSP_V("Dust~",Dust_ar);
 Dust_ar::Dust_ar(int argc, t_atom *argv)
 {
     FLEXT_ADDMETHOD_(0,"set",m_set);
+    FLEXT_ADDMETHOD_(0,"seed",m_seed);
 
     //parse arguments
     AtomList Args(argc,argv);
     m_density=sc_getfloatarg(Args,0);
 
-    rgen.init(0); //set seed to 0
+    rgen.init(timeseed());
+
 
     AddOutSignal();
 }    
@@ -129,6 +137,11 @@ protected:
     void m_set(float f);
     Timer Dust_timer;
     void m_doit(void*);
+
+    void m_seed(int i)
+    {
+	rgen.init(i);
+    }
     
 private:
     float m_density, m_scale;
@@ -136,6 +149,7 @@ private:
     RGen rgen;
     FLEXT_CALLBACK_1(m_set,float);
     FLEXT_CALLBACK_T(m_doit);
+    FLEXT_CALLBACK_I(m_seed);
 };
 
 FLEXT_LIB_V("Dust",Dust_kr);
@@ -144,12 +158,13 @@ Dust_kr::Dust_kr(int argc, t_atom *argv)
     : Dust_timer(false)
 {
     FLEXT_ADDMETHOD(0,m_set);
+    FLEXT_ADDMETHOD_(0,"seed",m_seed);
 
     //parse arguments
     AtomList Args(argc,argv);
     m_density=sc_getfloatarg(Args,0);
     
-    rgen.init(0); //set seed to 0
+    rgen.init(timeseed());
     AddOutFloat();
     
     FLEXT_ADDTIMER(Dust_timer,m_doit);
-- 
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