From 9815096db22c73cacdbb65512d1b61d633db7fa8 Mon Sep 17 00:00:00 2001
From: Thomas Grill <xovo@users.sourceforge.net>
Date: Mon, 2 Dec 2002 19:21:08 +0000
Subject:  "version 0.1.1"

svn path=/trunk/; revision=267
---
 externals/grill/vasp/source/obj_sync.cpp | 123 +++++++++++++++++++++++++++++++
 1 file changed, 123 insertions(+)
 create mode 100644 externals/grill/vasp/source/obj_sync.cpp

(limited to 'externals/grill/vasp/source/obj_sync.cpp')

diff --git a/externals/grill/vasp/source/obj_sync.cpp b/externals/grill/vasp/source/obj_sync.cpp
new file mode 100644
index 00000000..35f81409
--- /dev/null
+++ b/externals/grill/vasp/source/obj_sync.cpp
@@ -0,0 +1,123 @@
+/* 
+
+VASP modular - vector assembling signal processor / objects for Max/MSP and PD
+
+Copyright (c) 2002 Thomas Grill (xovo@gmx.net)
+For information on usage and redistribution, and for a DISCLAIMER OF ALL
+WARRANTIES, see the file, "license.txt," in this distribution.  
+
+*/
+
+#include "classes.h"
+#include "util.h"
+
+
+/*! \class vasp_sync
+	\remark \b vasp.sync
+	\brief Waits for all inlets to be hit (by vasps/anything) to trigger output.
+	\since 0.0.1
+	\param cmdln.1 int - number of sync inlets
+	\param inlet.1 vasp - is stored 
+	\param inlet.1 bang - triggers output
+	\param inlet.1 set - vasp to be stored 
+	\param inlet.1 reset - clear all hit flags
+	\param inlet.+n vasp/anything - sets hit flag
+	\retval outlet.* vasp - stored vasps
+
+	\todo Message for selection if only vasp input triggers (or any one).
+	\todo Message for selection of manual or auto reset upon trigger
+*/
+class vasp_sync:
+	public vasp_op
+{
+	FLEXT_HEADER(vasp_sync,vasp_op)
+
+public:
+	vasp_sync(I argc,t_atom *argv):
+		autoreset(true),vasponly(false)
+	{
+		I cnt = -1;
+		if(argc) {
+			if(CanbeInt(argv[0])) cnt = GetAInt(argv[0]);
+			if(cnt <= 1) {
+				post("%s - integer argument invalid: set to 2",thisName());
+				cnt = 2;
+			}
+		}
+		else cnt = 2;
+
+		flags = new BL[cnt];
+		stored = new Vasp[cnt-1];
+
+		AddInAnything(cnt);
+		AddOutAnything(cnt);
+		SetupInOut();
+
+		FLEXT_ADDMETHOD_(0,"reset",m_reset);
+
+	}
+
+	virtual BL Init() { BL ret = vasp_op::Init(); m_reset(); return ret; }
+
+	~vasp_sync()	
+	{ 
+		if(flags) delete[] flags; 
+		if(stored) delete[] stored; 
+	}
+
+	V chkbang(I n,Vasp *a = NULL) 
+	{
+		if(a && n > 0) { 
+			stored[n-1] = *a;
+			delete a;
+		}
+
+		BL f = flags[n]; 
+		flags[n] = true; 
+		if(!f) { // flags have changed
+			
+			BL all = true;
+			for(I i = 0; i < CntIn(); ++i) all = all && flags[i];
+
+			if(all) {
+				if(ref.Ok()) {
+					for(I i = CntIn()-1; i > 0; --i) ToOutVasp(i,stored[i-1]);
+					ToOutVasp(0,ref);
+				}
+				else ToOutBang(0);
+
+				if(autoreset) m_reset();
+			}
+		}
+	}
+
+	virtual V m_bang() { chkbang(0); }
+
+	V m_reset() 
+	{ 
+		for(I i = 0; i < CntIn(); ++i) flags[i] = false;
+	}
+
+	virtual bool m_method_(I inlet,const t_symbol *s,I argc,t_atom *argv)
+	{
+		if(inlet > 0 && (!vasponly || s == sym_vasp)) {
+			Vasp *a = new Vasp(argc,argv);
+			chkbang(inlet,a);
+			return true;
+		}
+		else
+			return vasp_op::m_method_(inlet,s,argc,argv);
+	}
+
+	virtual V m_help() { post("%s - Synchronize a number of vasps (default 2)",thisName()); }
+private:
+	BL autoreset,vasponly;
+	BL *flags;
+	Vasp *stored;
+
+	FLEXT_CALLBACK(m_reset)
+};
+
+FLEXT_LIB_V("vasp, vasp.sync",vasp_sync)
+
+
-- 
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