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#include <stdio.h>
#include <math.h>
#include <complex.h>
#include "header.h"
#define AXIS_DIV 46.0
#define REAL_AXIS_STEP ((REAL_HI - REAL_LO) / AXIS_DIV)
#define IMAG_AXIS_STEP ((IMAG_HI - IMAG_LO) / AXIS_DIV)
#define IN_CHAR '*'
#define OUT_CHAR ' '
int mandelbrot_in_set(double complex c)
{
int i;
double complex z = 0;
for (i = 0; i < MAX_ITERATION; i++)
{
z = cpow(z, 2) + c;
if (cabs(z) > ESCAPE_VALUE)
return i;
}
return -1;
}
void mandelbrot_print(void)
{
for (double i = IMAG_LO; i < IMAG_HI; i += IMAG_AXIS_STEP)
{
for (double r = REAL_LO; r < REAL_HI; r += REAL_AXIS_STEP)
{
if (mandelbrot_in_set(r + i * I) == -1)
putchar(IN_CHAR);
else
putchar(OUT_CHAR);
putchar(' ');
}
putchar('\n');
}
}
/*
#define SQUARE(x) (pow((x), 2))
#define SQUARE_CML(z) (SQUARE(creal(z)) - SQUARE(cimag(z)) + 2 * creal(z) * cimag(z) * I)
double magnitude(double complex z) { return sqrt(SQUARE(creal(z)) + SQUARE(cimag(z))); }
*/
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