Track max speed tweaks

*In the "Max speed" track coloring mode, tracks with a maximum speed or derail speed of 0 are now displayed in red
*Fixed an issue where max_speed and derailspeed of Track objects could sometimes be NaN

src/components/map/ObjectsRenderQueue.js

@@ -60,7 +60,7 @@ const ObjectRendererQueue = [
         'renderer': TrackObjectRenderer,
         'cond': (layers) => layers['track-objects'],
         'pointerEvents': true
-    },
+    }
 ]
 
 export default ObjectRendererQueue;

src/components/map/object-renderers/TrackRenderer.js

@@ -84,6 +84,9 @@ function getTrackColor(object, trackColorMode) {
     case "slope":
       return `url(#track-slope-${object.id})`;
     case "max-speed":
+      if(!object.maxspeed || !object.derailspeed) {
+        return "#f22";
+      }
       return `rgb(128, ${Math.min(255, Math.max(0, object.maxspeed * Constants.map.trackMaxSpeedScale))}, 128)`;
   }
 }

src/model/bezier-track.js

@@ -40,8 +40,8 @@ export default class BezierTrack extends Track
             ...Track.slopesFromText(values[18]), // start_slope, end_slope
             values[21], // id_isolation
             values[23], // prefab_name
-            parseFloat(values[24]), // maxspeed
+            parseFloat(values[24]) || 0, // maxspeed
-            parseFloat(values[25]) // derailspeed
+            parseFloat(values[25]) || 0 // derailspeed
         );
 
         return track;

src/model/standard-track.js

@@ -30,8 +30,8 @@ export default class StandardTrack extends Track
             ...Track.slopesFromText(values[14]), // start_slope, end_slope
             values[17], // id_isolation
             values[19], // prefab_name
-            parseFloat(values[20]), // maxspeed
+            parseFloat(values[20]) || 0, // maxspeed
-            parseFloat(values[21]) // derailspeed
+            parseFloat(values[21]) || 0 // derailspeed
         );
 
         return track;

src/model/switch.js

@@ -44,8 +44,8 @@ export default class Switch extends SceneryObject {
             values[9], // data
             values[10], // id_isolation
             values[11], // id_switch
-            parseFloat(values[13]), // maxspeed
+            parseFloat(values[13]) || 0, // maxspeed
-            parseFloat(values[14]), // derailspeed
+            parseFloat(values[14]) || 0, // derailspeed
             values[15] // track_prefab_name
         );