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/vasp.h | 142 +++++++++++++++++++++++++++++++++++++
 1 file changed, 142 insertions(+)
 create mode 100644 externals/grill/vasp/source/vasp.h

(limited to 'externals/grill/vasp/source/vasp.h')

diff --git a/externals/grill/vasp/source/vasp.h b/externals/grill/vasp/source/vasp.h
new file mode 100644
index 00000000..ab4530c7
--- /dev/null
+++ b/externals/grill/vasp/source/vasp.h
@@ -0,0 +1,142 @@
+/* 
+
+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.  
+
+*/
+
+#ifndef __VASP__H
+#define __VASP__H
+
+#include "vbuffer.h"
+
+class Vasp 
+{
+public:
+	class Ref {
+	public:
+		Ref(): sym(NULL) {}
+		Ref(VBuffer &b);
+		Ref(VSymbol &s,I c,I o);
+		Ref(const Ref &r) { operator =(r); }
+		~Ref();
+
+		Ref &operator =(const Ref &r);
+
+		V Clear() { sym.Clear(); }
+		BL Ok() const { return sym.Ok(); }
+
+		VSymbol &Symbol() { return sym; }
+		const VSymbol &Symbol() const { return sym; }
+		V Symbol(const VSymbol &s);
+		I Channel() const { return chn; }
+		V Channel(I c) { chn = c; }
+		I Offset() const { return offs; }
+		V Offset(I o) { offs = o; }
+		V OffsetD(I o) { offs += o; }
+
+	protected:
+		VSymbol sym;
+		I chn;
+		I offs; // counted in frames
+	};
+
+	Vasp();
+	Vasp(I argc,const t_atom *argv);
+	Vasp(const Vasp &v);
+	Vasp(I frames,const Ref &r);
+	~Vasp();
+
+	static BL ChkArgs(I argc,const t_atom *argv);
+
+	const C *thisName() const { return typeid(*this).name(); }
+
+	// check if vasp reference is valid
+	BL Check() const;
+
+	Vasp &operator =(const Vasp &v);
+	Vasp &operator ()(I argc,const t_atom *argv /*,BL withvasp = false*/);
+
+	// add another vector
+	Vasp &operator +=(const Ref &r);
+	// add vectors of another vasp
+	Vasp &operator +=(const Vasp &v);
+
+	// set used channels to 0
+	Vasp &Clear() { frames = 0; chns = 0; return *this; }
+
+	// used vectors
+	I Vectors() const { return chns; }
+
+	// length of the vasp (in frames)
+	I Frames() const { return frames; }
+	// set frame count
+	V Frames(I fr) { frames = fr; }
+	// set frame count differentially
+	V FramesD(I frd) { if(frames >= 0) frames += frd; }
+	// set frame count 
+	V FramesM(R f) { if(frames >= 0) frames = (int)(frames*f); }
+	// set frame count 
+	V FramesR(R f) { if(f) FramesM(1./f); else Frames(0); }
+
+	// set buffer sizes
+	V Size(I fr);
+	// set frame count differentially
+	V SizeD(I frd);
+	// set frame count 
+	V SizeM(R f);
+	// set frame count 
+	V SizeR(R f) { if(f) SizeM(1./f); else Size(0); }
+
+	// actual length of the vasp (in frames)
+	I ChkFrames() const;
+
+	// set offset(s)
+	V Offset(I fr);
+	// set offset(s) differentially
+	V OffsetD(I fr);
+
+	// set channel(s)
+	V Channel(I ch);
+
+	BL Ok() const { return ref && Vectors() > 0; }
+	BL IsComplex() const { return ref && Vectors() >= 2 && ref[1].Ok(); }
+
+	// get any vector - test if in range 0..Vectors()-1!
+	const Ref &Vector(I ix) const { return ref[ix]; }
+	Ref &Vector(I ix) { return ref[ix]; }
+
+	// get real part - be sure that Ok!
+	const Ref &Real() const { return Vector(0); }
+	Ref &Real() { return Vector(0); }
+
+	// get imaginary part - be sure that Complex!
+	const Ref &Imag() const { return Vector(1); }
+	Ref &Imag() { return Vector(1); }
+
+	// get buffer associated to a channel
+	VBuffer *Buffer(I ix) const;
+
+	// Real/Complex
+	VBuffer *ReBuffer() const { return Buffer(0); }
+	VBuffer *ImBuffer() const { return Buffer(1); }
+
+	// prepare and reference t_atom list for output
+	flext::AtomList *MakeList(BL withvasp = true);
+
+	// make a graphical update of all buffers in vasp
+	V Refresh();
+	
+protected:
+	I frames; // length counted in frames
+	I chns; // used channels
+	I refs; // allocated channels (>= chns)
+	Ref *ref;
+
+	V Resize(I rcnt);
+};
+
+#endif
-- 
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