修改三维界面声音返回和退出播放bug，更换音轨

src/jlmap3d/jl3ddrive/jl3ddrive.js

@@ -104,16 +104,18 @@ export function JLmapDriving(dom, data, skinCode) {
 	camera.updateProjectionMatrix();
 
 	let listener = new THREE.AudioListener();
+	listener.position.y = -2;
 	camera.add( listener );
 
 	let sound = new THREE.Audio( listener );
-	sound.soundswitch = true;
+
 	// load a sound and set it as the Audio object's buffer
 	let audioLoader = new THREE.AudioLoader();
 	audioLoader.load( '../../static/audio/trainmove.ogg', function( buffer ) {
 		sound.setBuffer( buffer );
 		sound.setLoop( true );
-		sound.setVolume( 0.8 );
+		sound.setVolume( 0 );
+		sound.volswitch = false;
 		sound.play();
 	});
 
@@ -133,6 +135,7 @@ export function JLmapDriving(dom, data, skinCode) {
 	var timer = setInterval(function() {
 		if(mapdata.trainlisttest.group){
 			if(mapdata.trainlisttest.group.children[0]){
+
 				updatemmi.updatedrivingcode(mapdata.trainlisttest.group.children[0].name);
 				scope.Subscribe.initdrivercode(mapdata.trainlisttest.group.children[0].name);
 				clearInterval(timer);
@@ -249,6 +252,7 @@ export function JLmapDriving(dom, data, skinCode) {
 		mixers = null;
 		scope.actions = null;
 		scope.Subscribe = null;
+		sound.stop();
 		// console.log(scope);
 		// scope = null;
 	};
@@ -317,6 +321,7 @@ export function JLmapDriving(dom, data, skinCode) {
 		// 窗口自适应
 		window.addEventListener( 'resize', onWindowResized, false );
 
+		sound.volswitch = true;
 		// controls.update();
 	};
 
@@ -326,6 +331,9 @@ export function JLmapDriving(dom, data, skinCode) {
 		document.getElementById('jlsimulation').removeEventListener( 'mousedown', onselect, false );
 		// 窗口自适应
 		window.removeEventListener( 'resize', onWindowResized, false );
+
+		sound.volswitch = false;
+		sound.setVolume( 0 );
 	};
 
 	this.updatecamera = function(mesh, type) {

src/jlmap3d/jl3ddrive/moveupdate/DrivingConnect.js

@@ -106,6 +106,7 @@ export function Jl3dDriving(updatemmi,sound) {
             break;
         case 'Simulation_Driver_Change':
 						drivingcode = data.body.code;
+						sound.volswitch = true;
 						updatemmi.updatedrivingcode( data.body.code);
             break;
 				case 'SJL3D_TrainStatus':
@@ -165,18 +166,7 @@ export function Jl3dDriving(updatemmi,sound) {
 						// if (data.body[tl].v >0) {
 						// 	updatemmi.updatenowspeed(data.body[tl].v);
 						// } else {
-						if(trainlisttest.list[code].speeds == 0){
+
-							if(sound.soundswitch == true){
-									sound.stop();
-									sound.soundswitch = false;
-							}
-						}else{
-							if(sound.soundswitch == false){
-								sound.play();
-								sound.soundswitch = true;
-							}
-						}
-						sound.setVolume( data.body[tl].v/100 );
 						updatemmi.updatenowspeed(Math.abs(data.body[tl].v));
 						// }
 					}
@@ -185,6 +175,10 @@ export function Jl3dDriving(updatemmi,sound) {
 
 
 				if (code == drivingcode) {
+					if(sound.volswitch == true){
+						sound.setVolume( data.body[tl].v/100 );
+					}
+
 					if (data.body[tl].atpv) {
 						updatemmi.updateatpspeed(data.body[tl].atpv);
 					} else {