+/*
+ misc.hh -- declare miscellaneous functions.
+
+ source file of the GNU LilyPond music typesetter
+
+ (c) 2005--2007 Han-Wen Nienhuys <hanwen@xs4all.nl>
+*/
+
#ifndef MISC_HH
#define MISC_HH
-#include <stdlib.h>
+#include <cstdlib>
+using namespace std;
-#include "real.hh"
-#include "array.hh"
+#include "std-vector.hh"
#include "interval.hh"
-double log_2 (double x) ;
+double log_2 (double x);
int intlog2 (int d);
inline int
sign (int i)
{
- if (i<0)
+ if (i < 0)
return -1;
else if (i)
return 1;
else return 0;
}
-
-
inline Real
-linear_interpolate (Real x, Real x1, Real x2, Real y1, Real y2)
+linear_interpolate (Real x, Real x1, Real x2, Real y1, Real y2)
{
- return (x2 - x) / (x2 - x1) * y1 +
- (x - x1) / (x2 - x1) * y2 ;
+ return (x2 - x) / (x2 - x1) * y1
+ + (x - x1) / (x2 - x1) * y2;
}
+Real directed_round (Real f, Direction d);
+Real peak_around (Real epsilon, Real threshold, Real x);
+Real convex_amplifier (Real standard_x, Real increase_factor, Real x);
+string camel_case_to_lisp_identifier (string in);
#endif