diff --git a/main.cpp b/main.cpp
index 08cd414a..e04fd19a 100644
--- a/main.cpp
+++ b/main.cpp
@@ -32,141 +32,37 @@ const char pult_config[] =
 		";
 */
 
-#include <typeinfo>
-
-template<typename T>
-struct Info {
-	enum {Defined = 0};
-};
-template<typename T>
-struct TypeInfo {
-	typedef T PureType;
-	typedef const T ConstPureType;
-	typedef T * PointerType;
-	typedef const T * ConstPointerType;
-	typedef T & ReferenceType;
-	typedef const T & ConstReferenceType;
-};
-
-#define TYPEINFO_SINGLE(PT, T) \
-	template<> struct TypeInfo<T> { \
-		typedef PT PureType; \
-		typedef const PT ConstPureType; \
-		typedef PT * PointerType; \
-		typedef const PT * ConstPointerType; \
-		typedef PT & ReferenceType; \
-		typedef const PT & ConstReferenceType; \
-	};
-#define TYPEINFO(T) \
-	TYPEINFO_SINGLE(T, T &) \
-	TYPEINFO_SINGLE(T, const T) \
-	TYPEINFO_SINGLE(T, const T &) \
-	TYPEINFO_SINGLE(T, T *) \
-	TYPEINFO_SINGLE(T, const T *)
-
-TYPEINFO(PIString)
-
-
-template <typename T>
-class A {
+/*
+class A: public PIObject {
+	PIOBJECT(A)
 public:
-	void f() {
-		piCout << "T";
-	}
+	EVENT1(ev1, float, f)
 };
 
-template <typename T>
-class A<const T&> {
+class B: public PIObject {
+	PIOBJECT(B)
 public:
-	void f() {
-		piCout << "const T&";
-	}
+	EVENT_HANDLER0(void, eh0) {piCout << "eh0";}
+	EVENT_HANDLER1(void, eh1, float, f) {piCout << "eh1" << f;}
 };
+*/
 
-
-#include "pivector2d.h"
 int main(int argc, char *argv[]) {
-	/*
-	enum VCO_Aim_Type {VCO_Aim_Type_None, VCO_Aim_Type_Detected, VCO_Aim_Type_New, VCO_Aim_Type_Confirmed, VCO_Aim_Type_Deleted = 127};
-#pragma pack (push, 1)
-	struct VCO_Element {
-		VCO_Element() {}
-		VCO_Aim_Type type;
-		double elapsed;
-		float wls_a; // m/s
-		float wls_b; // m
-		float speed;
-		float acceleration; // m/s^2
-		float prediction_pos; // m
-		float variance; // m
-		float power;
-		float angle;
-		int id;
-		int missed;
-		int missed_ml;
-		int confirmed;
-		int history_size;
-		bool tracing;
-		bool _found;
-		bool _checked;
-		bool _delete;
-		PIVector<PIVector<double> > history;
-	};
-#pragma pack (pop)
-	struct VCO_ElementX {
-		VCO_Aim_Type type;
-		double elapsed;
-		float wls_a; // m/s
-		float wls_b; // m
-		float speed;
-		float acceleration; // m/s^2
-		float prediction_pos; // m
-		float variance; // m
-		float power;
-		float angle;
-		int id;
-		int missed;
-		int missed_ml;
-		int confirmed;
-		int history_size;
-		bool tracing;
-		bool _found;
-		bool _checked;
-		bool _delete;
-	};
-	struct VCO_ElementY : VCO_ElementX {
-		PIVector<PIVector<double> > history;
-	};
-	VCO_Element v;
-	VCO_ElementX x;
-	VCO_ElementY y;
-	piCout << sizeof(x);
-	piCout << sizeof(y) << sizeof(y.history) << sizeof(y) - sizeof(y.history) ;
-	piCout << sizeof(v) << sizeof(v.history) << sizeof(v) - sizeof(v.history) ;
-	return 0;*/
-
-	PIVector<PIVector<double> > in;
-	in.resize(5);
-	for (int i = 0; i < in.size_s(); ++i)
-		for (int j = 0; j < 20; ++j)
-			in[i] << j+i*100;
-//	piCout << in.size() << in[0].size();
-	PIVector2D<double> f0;
-	PIVector2D<double> f1(30, 40);
-	//in.resize(1);
-	PIVector2D<double> f2(in);
-	f0 = f2;
-//	piCout << f0;
-//	piCout << f1;
-//	piCout << f2;
-//	piCout << f2.rows() << f2.cols() << f2.size_all() << f2.rows()*f2.cols();
-	piCout << in;
-	piCout << f2;
-	piCout << f2.toVectors();
-	PIVector<double> t = f2.toPlainVector();
-	piCout << t;
-	piCout << PIVector2D<double>(f2.rows(), f2.cols(), t);
-	return 0;
+	if (argc < 2) return 0;
+	bool r = PIString(argv[1]).toBool();
+	PISharedMemory shm;
+	//shm.setSize(64);
+	shm.open("test", r ? PIIODevice::ReadOnly : PIIODevice::WriteOnly);
+	piCout << "open" << shm.isOpened();
+	if (!r) {
+		int wr = shm.write(PIString("data").toByteArray());
+		piCout << "wrote" << wr;
+		return 0;
+	}
+	piSleep(3.);
+	PIByteArray rb(4);
+	int rd = shm.read(rb.data(), rb.size_s());
+	piCout << "readed" << rd << PIString(rb);
 //	PIFFTWf fft;
 //	fft.preparePlan(50, PIFFTWf::foReal);
 //	PIVector<complexf> out = fft.calcFFT(in);