Changeset 16119 for trunk/Ohana/src/opihi/lib.data/spline.c

Timestamp:

Jan 17, 2008, 1:21:51 PM (18 years ago)

Author:

eugene

Message:

removing Press code

File:

• trunk/Ohana/src/opihi/lib.data/spline.c (modified) (3 diffs)

trunk/Ohana/src/opihi/lib.data/spline.c

@@ -2 +2 @@
 
 /* construct the natural spline for x, y in y2 */
-void spline (float *x, float *y, int N, float *y2) {
+void spline_construct (float *x, float *y, int N, float *y2) {
 
   int i;
@@ -27 +27 @@
 
 /* evaluate spline for x, y, y2 at X */
-float splint (float *x, float *y, float *y2, int N, float X) {
+float spline_apply (float *x, float *y, float *y2, int N, float X) {
 
   int i, lo, hi;
@@ -36 +36 @@
   hi = N-1;
   while (hi - lo > 1) {
-    i = (hi+lo) >> 1;
-    if (x[i] > X) 
+    i = 0.5*(hi+lo);
+    if (x[i] > X) {
       hi = i;
-    else 
+    } else {
       lo = i;
+    }
   }