star-line

commit 7de1389b55eab73ff961f4c021aef3de35c1b5af
parent 1a4807e87740ee85ec096eb4569cace30e734bed
Author: Vincent Forest <vincent.forest@meso-star.com>
Date:   Mon, 30 May 2022 18:47:23 +0200

Update the criterion of the polyline decimation

Diffstat:
M
src/sln_polyline.c
 | 
4
++--

1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/src/sln_polyline.c b/src/sln_polyline.c
@@ -34,7 +34,7 @@
  * approximation by the line (range[0], range[1]). Let K the real value of the point
  * and Kl its linear approximation, the error is computed as:
  *
- *    err = |K-Kl|/(K, Kl) */
+ *    err = |K-Kl|/K */
 static void
 find_falsest_vertex
   (const struct sln_vertex* vertices,
@@ -103,7 +103,7 @@ find_falsest_vertex
     val = -(N[0]*p[0] + C)/N[1];
 
     /* Compute the relative error of the linear approximation of p */
-    err = absf(val - p[1]) / MMIN(val, p[1]);
+    err = absf(val - p[1]) / p[1];
     if(err > err_max) {
       imax = ivertex;
       err_max = err;