More interpolation support

c/coreslam.c

@@ -62,12 +62,6 @@ static double * double_alloc(int size)
     return (double *)safe_malloc(size * sizeof(double));
 }
 
-static float * float_alloc(int size)
-{
-    return (float *)safe_malloc(size * sizeof(float));
-}
-
-
 static void
         swap(int * a, int * b)
 {
@@ -264,6 +258,13 @@ int *
     return (int *)safe_malloc(size * sizeof(int));
 }
 
+float *
+        float_alloc(
+        int size)
+{
+    return (float *)safe_malloc(size * sizeof(float));
+}
+
 void
         map_init(
         map_t * map,

c/coreslam.h

@@ -86,6 +86,10 @@ int *
 int_alloc(
     int size);
 
+float * 
+float_alloc(
+    int size);
+
 void 
 map_init(
     map_t * map,