ie: ... 0.1,0.2,0.5, 1,2,5, 10,20,50 ... */
double
chart_rounded_tick(double tick)
ie: ... 0.1,0.2,0.5, 1,2,5, 10,20,50 ... */
double
chart_rounded_tick(double tick)
static const double standard_ticks[] = {1, 2, 5, 10};
const double factor = pow(10,ceil(log10(standard_ticks[0] / tick))) ;
static const double standard_ticks[] = {1, 2, 5, 10};
const double factor = pow(10,ceil(log10(standard_ticks[0] / tick))) ;