add sort

add sort

3 files changed, 26 insertions, 3 deletions

diff --git a/src/Hill.H b/src/Hill.H
index 71135d0..b850425 100644
--- a/src/Hill.H
+++ b/src/Hill.H
@@ -1,5 +1,5 @@
 // 
-// "$Id: Hill.H,v 1.7 2005/05/03 20:04:14 hofmann Exp $"
+// "$Id: Hill.H,v 1.8 2005/05/03 20:16:40 hofmann Exp $"
 //
 // X11 header file for the Fast Light Tool Kit (FLTK).
 //
@@ -71,6 +71,8 @@ class Mountains {
 
   void add(Mountain *m);
 
+  void sort();
+  
   void clear();
 
   void clobber();
diff --git a/src/Hill.cxx b/src/Hill.cxx
index 8d9c4f8..b0c738f 100644
--- a/src/Hill.cxx
+++ b/src/Hill.cxx
@@ -1,5 +1,5 @@
 // 
-// "$Id: Hill.cxx,v 1.5 2005/05/03 20:04:14 hofmann Exp $"
+// "$Id: Hill.cxx,v 1.6 2005/05/03 20:16:40 hofmann Exp $"
 //
 // PSEditWidget routines.
 //
@@ -120,6 +120,25 @@ Mountains::add(Mountain *m1) {
   m[num++] = m1;
 }
 
+
+static int
+comp_mountains(const void *m1, const void *m2) {
+  if (m1 && m2) {
+    return ((Mountain *)m1)->alph > ((Mountain *)m2)->alph;
+  } else {
+    return 0;
+  }  
+}
+
+void
+Mountains::sort() {
+  if (!m) {
+    return;
+  }
+
+  qsort(m, num, sizeof(class Mountain *), comp_mountains);
+}
+
 void
 Mountains::clear() {
   if (m) {
diff --git a/src/Panorama.cxx b/src/Panorama.cxx
index 670f96e..095db14 100644
--- a/src/Panorama.cxx
+++ b/src/Panorama.cxx
@@ -1,5 +1,5 @@
 // 
-// "$Id: Panorama.cxx,v 1.21 2005/05/03 20:04:14 hofmann Exp $"
+// "$Id: Panorama.cxx,v 1.22 2005/05/03 20:16:40 hofmann Exp $"
 //
 // PSEditWidget routines.
 //
@@ -435,6 +435,8 @@ Panorama::update_visible_mountains() {
       }
     }
   }
+
+  visible_mountains->sort();
 }
 
 double