// Ultimate Oscillator
//
// ultimate_oscillator
//
// Ultimate Oscillator
//
// 
//
// Inputs:    4
// Outputs:   1
// Constants: 0


#include <math.h>
#include "ts.h"


ts_parameter_t const ts_ultimate_oscillator_p = { .n_inputs = 4, .n_outputs = 1, .n_constants = 0, .params_size = 0 };

uint_t ts_ultimate_oscillator_offset( ts_constant_t const *c )
{
	( void )c;
	return ( 54 );
}

int ts_ultimate_oscillator(
	fp_t * const *y, uint_t y_n,
	fp_t const * const *x, uint_t x_n,
	uint_t n, ts_constant_t const *c
)
{
	TS_PROLOGUE( ts_ultimate_oscillator_p );
	(void)c;
	for( uint_t i = 54; i < n; ++i )
	{
		fp_t bp7 = 0, tr7 = 0;
		fp_t bp14 = 0, tr14 = 0;
		fp_t bp28 = 0, tr28 = 0;

		for( uint_t j = 0; j < 7; ++j )
		{
			uint_t idx = i - 6 + j;
			fp_t ll = ts_l( x, idx );
			fp_t hh = ts_h( x, idx );
			for( uint_t k = 1; k < 7; ++k )
			{
				ll = fmin( ll, ts_l( x, idx - k ) );
				hh = fmax( hh, ts_h( x, idx - k ) );
			}
			bp7 += ts_c( x, idx ) - ll;
			tr7 += hh - ll;
		}

		for( uint_t j = 0; j < 14; ++j )
		{
			uint_t idx = i - 13 + j;
			fp_t ll = ts_l( x, idx );
			fp_t hh = ts_h( x, idx );
			for( uint_t k = 1; k < 14; ++k )
			{
				ll = fmin( ll, ts_l( x, idx - k ) );
				hh = fmax( hh, ts_h( x, idx - k ) );
			}
			bp14 += ts_c( x, idx ) - ll;
			tr14 += hh - ll;
		}

		for( uint_t j = 0; j < 28; ++j )
		{
			uint_t idx = i - 27 + j;
			fp_t ll = ts_l( x, idx );
			fp_t hh = ts_h( x, idx );
			for( uint_t k = 1; k < 28; ++k )
			{
				ll = fmin( ll, ts_l( x, idx - k ) );
				hh = fmax( hh, ts_h( x, idx - k ) );
			}
			bp28 += ts_c( x, idx ) - ll;
			tr28 += hh - ll;
		}

		fp_t denom = 7.0 * tr7 + 3.0 * tr14 + tr28;
		fp_t numer = 7.0 * bp7 + 3.0 * bp14 + bp28;
		y[0][i] = denom != 0 ? 100.0 * numer / denom : 50.0;
	}
	return 0;
}