Maintain camera heading, pitch, and roll on zoom CesiumGS#4639

wallw-teal · Jun 23, 2017 · 684f476 · 684f476
1 parent 40147c0
commit 684f476
Showing 1 changed file with 11 additions and 0 deletions.
diff --git a/Source/Scene/ScreenSpaceCameraController.js b/Source/Scene/ScreenSpaceCameraController.js
@@ -486,6 +486,14 @@ define([
         var camera = scene.camera;
         var mode = scene.mode;
 
+        var viewOptions = {
+          orientation: {
+            heading: camera.heading,
+            pitch: camera.pitch,
+            roll: camera.roll
+          }
+        };
+
         if (camera.frustum instanceof OrthographicFrustum) {
             if (Math.abs(distance) > 0.0) {
                 camera.zoomIn(distance);
@@ -647,6 +655,7 @@ define([
                         Cartesian3.cross(camera.direction, camera.up, camera.right);
                         Cartesian3.cross(camera.right, camera.direction, camera.up);
 
+                        camera.setView(viewOptions);
                         return;
                     }
 
@@ -692,6 +701,8 @@ define([
         } else {
             camera.zoomIn(distance);
         }
+
+        camera.setView(viewOptions);
     }
 
     var translate2DStart = new Ray();