From 95b1c4d9fa8a5f9eb8b57927939dd7ffb9ccd7ff Mon Sep 17 00:00:00 2001
From: Zeno Rogue <zeno@attnam.com>
Date: Thu, 28 Jun 2018 10:28:37 +0200
Subject: [PATCH] rogueviz::sag:: min_visible_weight is now configurable

---
 rogueviz.cpp | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/rogueviz.cpp b/rogueviz.cpp
index 4f32318b..9bc5a1bb 100644
--- a/rogueviz.cpp
+++ b/rogueviz.cpp
@@ -816,6 +816,8 @@ namespace sag {
     printf("loglikelihood = %lf\n", (double) loglik);
     }
   
+  ld min_visible_weight = .1;
+  
   void readsag(const char *fname) {
     maxweight = 0;
     FILE *f = fopen(fname, "rt");
@@ -870,7 +872,7 @@ namespace sag {
       } */
     for(int i=0; i<isize(sagedges); i++) {
       edgeinfo& ei = sagedges[i];
-      ei.visible = ei.weight >= 0.1;
+      ei.visible = ei.weight >= min_visible_weight;
       // (ei.weight >= maxwei[ei.i] / 5 || ei.weight >= maxwei[ei.j] / 5);
 
       ei.weight2 = pow((double) ei.weight, (double) edgepower) * edgemul;
@@ -1411,6 +1413,9 @@ int readArgs() {
     shift(); sag::hightemp = argf();
     shift(); sag::lowtemp = argf();
     }
+  else if(argis("-sagmin")) {
+    shift(); sag::min_visible_weight = argf();
+    }
 // (2) read the edge data
   else if(argis("-sagpar")) {
     PHASE(3);