From f6957614b83dd292fc070106ccc9c98f0456a5a6 Mon Sep 17 00:00:00 2001
From: Zeno Rogue <zeno@attnam.com>
Date: Sun, 28 Jan 2018 12:21:10 +0100
Subject: [PATCH] rugmodelscale can be changed live now

---
 rug.cpp | 18 ++++++++++++++----
 1 file changed, 14 insertions(+), 4 deletions(-)

diff --git a/rug.cpp b/rug.cpp
index cd140d65..5f1ff102 100644
--- a/rug.cpp
+++ b/rug.cpp
@@ -1526,9 +1526,8 @@ void show() {
     dialog::addSelItem(XLAT("native geometry"), XLAT(gwhere ? ginf[gwhere].name : "hyperbolic"), 'n');
   else
     dialog::addSelItem(XLAT("radar"), radar_distance == RADAR_INF ? "∞" : fts4(radar_distance), 'r');
-  if(!rug::rugged)
-    dialog::addSelItem(XLAT("model scale factor"), fts(modelscale), 'm');
-  else
+  dialog::addSelItem(XLAT("model scale factor"), fts(modelscale), 'm');
+  if(rug::rugged)
     dialog::addSelItem(XLAT("model iterations"), its(queueiter), 0);
   dialog::addSelItem(XLAT("field of view"), fts(fov) + "°", 'f');
   // dialog::addSelItem(XLAT("protractor"), fts(protractor * 180 / M_PI) + "°", 'f');
@@ -1575,12 +1574,23 @@ void show() {
     else if(uni == 'r') 
       addMessage(XLAT("This just shows the 'z' coordinate of the selected point."));
     else if(uni == 'm') {
-      dialog::editNumber(modelscale, 0.1, 10, .1, 1, "model scale factor", 
+      dialog::editNumber(modelscale, 0.1, 10, rugged ? .001 : .1, 1, "model scale factor", 
         "This is relevant when the native geometry is not Euclidean. "
         "For example, if the native geometry is spherical, and scale < 1, a 2d sphere will be rendered as a subsphere; "
         "if the native geometry is hyperbolic, and scale > 1, a hyperbolic plane will be rendered as an equidistant surface. "
         );
       dialog::scaleLog();
+      if(rug::rugged) {
+        static ld last;
+        last = modelscale;
+        dialog::reaction = [] () {
+          for(auto p:points) {
+            for(auto& e: p->edge) e.len *= modelscale / last;
+            enqueue(p);
+            }
+          last = modelscale;
+          }
+        }
       }
     else if(uni == 'p') {
       rug_perspective = !rug_perspective;