improved logic

src/plots/gl3d/index.js

@@ -69,6 +69,11 @@ exports.plot = function plotGl3d(gd) {
         if(!scene.cameraInitial) {
             scene.cameraInitial = Lib.extendDeep({}, sceneLayout.camera);
         }
+        /*
+        if(!sceneLayout._scene.cameraInitial) {
+            sceneLayout._scene.cameraInitial = Lib.extendDeep({}, gd._fullLayout[sceneId].camera);
+        }
+        */
 
         scene.plot(fullSceneData, fullLayout, gd.layout);
     }

src/plots/gl3d/layout/defaults.js

@@ -97,23 +97,15 @@ function handleGl3dDefaults(sceneLayoutIn, sceneLayoutOut, coerce, opts) {
         sceneLayoutIn.aspectmode = sceneLayoutOut.aspectmode;
     }
 
-    var overwrite = false;
+    var overwriteIn = false;
     if(sceneLayoutIn.camera &&
         sceneLayoutIn.camera.up &&
         sceneLayoutIn.camera.up.z !== 1) {
-        overwrite = true;
+        overwriteIn = (sceneLayoutIn.dragmode !== 'turntable') ? true : false;
     }
 
-    if(sceneLayoutIn.dragmode === 'turntable') {
-        overwrite = false;
-    }
-
-    if(overwrite === true) {
+    if(overwriteIn === true) {
         sceneLayoutIn.dragmode = 'orbit';
-    } else {
-        if(sceneLayoutIn.dragmode === 'turntable') {
-            sceneLayoutIn.camera.up = [0, 0, 1];
-        }
     }
 
     supplyGl3dAxisLayoutDefaults(sceneLayoutIn, sceneLayoutOut, {
@@ -125,6 +117,10 @@ function handleGl3dDefaults(sceneLayoutIn, sceneLayoutOut, coerce, opts) {
         fullLayout: opts.fullLayout
     });
 
+    if(sceneLayoutOut.dragmode === 'turntable') {
+        sceneLayoutOut.camera.up = [0, 0, 1];
+    }
+
     Registry.getComponentMethod('annotations3d', 'handleDefaults')(
         sceneLayoutIn, sceneLayoutOut, opts
     );

test/jasmine/tests/gl3d_plot_interact_test.js

@@ -769,7 +769,7 @@ describe('Test gl3d modebar handlers', function() {
         buttonDefault.click();
     });
 
-    it('@gl button resetCameraLastSave3d should reset camera to default', function(done) {
+    fit('@gl button resetCameraLastSave3d should reset camera to default', function(done) {
         var buttonDefault = selectButton(modeBar, 'resetCameraDefault3d');
         var buttonLastSave = selectButton(modeBar, 'resetCameraLastSave3d');
 
@@ -808,6 +808,8 @@ describe('Test gl3d modebar handlers', function() {
             assertCameraEye(gd._fullLayout.scene, 0.1, 0.1, 1);
             assertCameraEye(gd._fullLayout.scene2, 2.5, 2.5, 2.5);
 
+            console.log("gd._fullLayout.scene._scene.cameraInitial=", gd._fullLayout.scene._scene.cameraInitial);
+
             delete gd._fullLayout.scene._scene.cameraInitial;
             delete gd._fullLayout.scene2._scene.cameraInitial;