[ViewVC] Diff of: cvs/rxvt-unicode/src/rxvtutil.h

Comparing rxvt-unicode/src/rxvtutil.h (file contents):
Revision 1.18 by root, Tue Jan 17 16:06:48 2006 UTC vs.
Revision 1.21 by root, Sun Jan 29 20:51:28 2006 UTC

 #ifndef RXVT_UTIL_H
 #define RXVT_UTIL_H
+#include <cstdlib>
 #include <cstring>
 #define PP_CONCAT_(a, b) a ## b
 #define PP_CONCAT(a, b) PP_CONCAT_(a, b)
 #define PP_STRINGIFY_(a) #a
 template<typename T, typename U, typename V> static inline T    clamp    (T  v, U a, V b) { return v < (T)a ? a : v >(T)b ? b : v; }
 template<typename T, typename U, typename V> static inline void clamp_it (T &v, U a, V b) {    v = v < (T)a ? a : v >(T)b ? b : v; }
 template<typename T, typename U> static inline void swap (T& a, U& b) { T t=a; a=(T)b; b=(U)t; }
+// linear interpolation
+template<typename T, typename U, typename P>
+static inline
+T lerp (T a, U b, P p)
+{
+  return (int(a) * int(p) + int(b) * int(100 - p)) / 100;
+}
 // in range including end
 #define IN_RANGE_INC(val,beg,end) \
   ((unsigned int)(val) - (unsigned int)(beg) <= (unsigned int)(end) - (unsigned int)(beg))
 struct stringvec : simplevec<char *>
 {
   ~stringvec ()
   {
     for (char **c = begin (); c != end (); c++)
-      delete [] *c;
+      free (*c);
   }
 };
+// return a very temporary (and never deallocated) buffer. keep small.
+void *rxvt_temp_buf (int len);
+template<typename T>
+inline T *
+rxvt_temp_buf (int len)
+{
+  return (T *)rxvt_temp_buf (len * sizeof (T));
+}
 #endif

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