add altered AChaoslib

1 files changed, 57 insertions, 0 deletions

diff --git a/gui/libs/ofxAChaosLib/src/AChaosDuffing.h b/gui/libs/ofxAChaosLib/src/AChaosDuffing.h
new file mode 100644
index 0000000..338c324
--- /dev/null
+++ b/gui/libs/ofxAChaosLib/src/AChaosDuffing.h
@@ -0,0 +1,57 @@
+/*
+	32/64 bits A-Chaos Lib in openFrameworks	
+	(c) s373.net/x 2004, 2012, 2015
+	http://s373.net/code/A-Chaos-Lib/A-Chaos.html
+	programmed by Andre Sier, revised 2015
+	License: MIT
+*/
+#pragma once
+#include "AChaosBase.h"
+
+class AChaosDuffing : public AChaosBase {
+public:
+
+	REAL a, b, w, t, dt, nx, ny;
+	
+	AChaosDuffing(){}
+	~AChaosDuffing(){}	
+
+	vector<string> param_labels={"a","b","w","t","dt","",""};
+
+	virtual void setup(REAL * params = NULL){
+	
+		AChaosBase::init(params, 7, 2);	
+		if(params==NULL){	
+			//init	
+			a = 0.25f;
+			b = 0.3f;
+			w = 1.0f;
+			nx = 0.0f;
+			ny = 0.0f;
+			dt = 0.01f;
+			t = 0.0f;
+			REAL p[7] = {a,b,w,nx,ny,dt,t};
+			set(p);
+		}  else { set(params); }
+	
+	}
+
+	void reset(){
+		a = iv[0];
+		b = iv[1];
+		w = iv[2];
+		nx = iv[3];
+		ny = iv[4];
+		dt = iv[5];
+		t = iv[6];
+	}
+	
+ 	void calc(){ 		
+		t += dt;
+		nx = ny;
+		ny = nx-(nx*nx*nx)-(a*ny)+(b*COS(w*t));
+
+		ov[0] = nx;
+		ov[1] = ny;
+ 	}
+};
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