#ifndef TXS_GLOBALS_GUARD
#define TXS_GLOBALS_GUARD

#include "../mathlib/mathlib.h"
#include "../ADFCreator_debug_flags.h"
#include <iostream>
#include <list>
using namespace std;

typedef double TXS_REAL;

// these values are tuned for the tetrus
#define UNITS_PER_PIXEL 0.001	// texture scale
#define NHOOD_PIXELS 17	// some odd number

// the number of Gaussian pyramid levels to use
// Wei&Levoy use 4
#define NUM_PYLEVS 4

char* get_time_tag();

namespace TXS
{
	template <typename _T>
		typename _T::iterator
		nextIterWrapped(_T &l, typename _T::iterator iter);

	template <typename _T>
		typename _T::iterator
		nextNextIterWrapped(_T &l, typename _T::iterator iter);
}

#define TEST_ASSERT(x, fail_msg) { \
	bool res = (x); \
	if(res == false) { \
		__ERROR__("Test assertion failed: " << fail_msg); \
	} \
}

// from PointJitterer
double random_unit();


#endif /* TXS_GLOBALS_GUARD */