Add set starting view button

Signed-off-by: Justin Georgi <justin.georgi@gmail.com>

modules/glmv.js

@@ -426,4 +426,15 @@ toggleFullScreen = function(glCont) {
     } else {
         glCont.requestFullscreen()
     }
+}
+
+/**
+ * Send new default camera orbit values to the preview editor
+ */
+writeCameraOrbit = function() {
+    const mView = $('model-viewer')[0]
+    let newOrbit = mView.getCameraOrbit().toString()
+    newOrbit = newOrbit.replaceAll(/(\d{2})(\d*?rad)/g,"$1rad")
+    const textUpdate = $('#wpTextbox1').val().replace(/([\S\s]*?default[\S\s]*?"camera-orbit": ")(.*?)(",$[\S\s]*)/gm,'$1' + newOrbit + '$3')
+    $('#wpTextbox1').val(textUpdate)
 }