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本帖最后由 Harlotte 于 2024-5-18 15:24 编辑 ) y3 W+ |! z y) S
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7 ~6 ^& W2 L7 ~. r( H' Y9 D8 U- j最近在研究JS 做了一个简单的逻辑来播放声音8 }8 I" } d/ C& v& l& b
- var pit = 1;//初始化音高(速度)
8 `- M3 s% R0 X) a - var wheelsounds = ["mtr:df5g_wheel1","mtr:df5g_wheel2","mtr:df5g_wheel3"]3 S5 T; G; b2 B" P" a' y# m! c$ I0 j
- function create(ctx, state, train) {$ P8 X3 M. z$ q& W, G5 c1 x3 h
- state.number = new Array();
& e9 _$ U" J* {% [ - state.soundsspeed = 0;//初始化速度
1 h* F6 H8 p, {5 K: s: p - state.speedsub = 0;
) G f G5 O* B9 x - for(let i = 0; i < 100; i++){
3 ~& W2 X( h0 z6 M( X9 w" \ - state.number[i]=0;//初始化数组
3 \1 i; y0 w* h1 E% | - }
# G. c4 o( k9 C9 n# O - }
) P9 `* g T4 u
0 O7 E" x% U# E8 h- a& b( B E( P- function render(ctx, state, train) {
3 I; g9 x4 A1 Q/ g ~ - ctx.setDebugInfo("sounds=",1);//记录声音程序已启动
+ G' x! N, Z2 ~. j - pit = 1 + train.speed() / 40;//更新音高(速度)
5 R0 L9 g" K; `3 h+ P: I - let gmk = getCurrentTrackModelKey(ctx,state,train);//获取当前轨道的自定义轨道名称 0 A+ J8 ^& ~3 k& u2 @
- state.speedsub = (train.speed() - state.soundsspeed) * Timing.delta() * 1000000;//计算速度差2 f- ^" z" N- L' r- X* T
- ctx.setDebugInfo("speedsub=",state.speedsub)
0 R$ M7 H8 f1 w, k! Y - if(train.isOnRoute()&&gamerunning==1){//如果工作
* D' K1 A9 n& m+ A" h - for (let i = 0; i < train.trainCars(); i++) {" p: _4 ?- \4 e+ p" S* k1 ?# B
- ctx.setDebugInfo("soundsrun",1);//记录声音开启
. ]# J0 [! x: f l) j - if(state.speedsub<-1){//如果车辆减速7 i8 I( c( }$ r5 G3 x* m
- ctx.setDebugInfo("shache",1);//记录刹车
; y9 L' [6 b2 \1 k i7 y% | a* G$ _ - state.number[0]=sound(ctx,"mtr:df5g_shache",i,soundspos.braking1,pit,state.number[0],16,0.03+train.speed()*20*3.6/800);//更新返回时间 播放刹车声在转向架1' G- w: e2 K1 @8 \4 d. U' A( U' w4 f
- state.number[0]=sound(ctx,"mtr:df5g_shache",i,soundspos.braking2,pit,state.number[0],16,0.03+train.speed()*20*3.6/800);//更新返回时间 播放刹车声在转向架2
* e1 Z7 V0 `- J - }else if(state.speedsub>1){//如果车辆加速# g& W! c, `3 `0 U* m5 }
- ctx.setDebugInfo("addspeed",1);//记录加速9 S2 h. n' x) S; L
- state.number[2]=sound(ctx,"mtr:df5g_engine",i,soundspos.engine,pit,state.number[2],20,grnn(0.8,1));//播放加速声
# K3 C- v' M6 x( y: y- z - }
! i) F2 q) K- x m! }& u0 g - state.number[1]=sound(ctx,"mtr:df5g_engine2",i,soundspos.engine,pit,state.number[1],16,1);//播放怠速声
. \9 _6 z; y7 L0 y& {0 C) n - if(gmk.indexOf("horn")!=-1){//如果在轨道名称里找到了horn,则播放鸣笛声8 g! P! ^, r( N
- ctx.setDebugInfo("horn",1);//记录鸣笛声开启
+ J k1 W3 }. O - state.number[3]=sound(ctx,"mtr:df5g_horn",i,soundspos.horn,1,state.number[3],32,5);//播放鸣笛声,单位是秒,推荐是5秒左右,可以根据需要调整 我这里是因为音频不合适循环播放,实际音频在1s左右
* G# B) Z" n/ F2 | - }2 Y' a6 P; d( v# f: k
- if(train.speed()*20*3.6>5){
0 z( V1 w1 U4 s" f/ B! c - state.number[4]=sound(ctx,"mtr:df5g_wheelrun",i,soundspos.braking2,pit,state.number[4],16,9);//播放普通轮轨声
1 I5 Q6 F( Q" o9 g - state.number[4]=sound(ctx,"mtr:df5g_wheelrun",i,soundspos.braking1,pit,state.number[4],16,9);//播放普通轮轨声
- D# T+ a) D) q. L - }
3 b9 o8 [1 j, L- e - if(train.speed()>0&&grnn(0,20+train.speed()/30)>19){/ { o4 w6 Z5 z+ G; v/ E3 F0 E
- state.number[5]=sound(ctx,wheelsounds[Math.floor(grnn(0,3))],i,soundspos.braking2,0.8,state.number[5],32,0.05);//播放撞轨声% n6 C8 g0 i V8 o' }5 R* a9 |6 t9 B
- state.number[5]=sound(ctx,wheelsounds[Math.floor(grnn(0,3))],i,soundspos.braking1,0.8,state.number[5],32,0.05);//播放撞轨声' z& b& q3 r: i( m
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- }
8 A, u% Y, c% k. ~, { s - state.soundsspeed = train.speed();//更新速度
* N+ R* |8 k9 k0 k( {/ _ - for(let i=0;i<4;i++){5 t; ?8 P: |$ Z$ a
- ctx.setDebugInfo(i+"=",state.number[i]);
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- }3 _( g/ T: ?/ K% e! Y
- function sound(ctx,name2,i,vect,pit,nu,ll,long){//播放声音pit是音高(速度) nu是一个数组,用来记录播放时间,ll是音频响度,long是循环播放时间
5 @% w, }& ~+ X `- o, q% p6 r - if(Timing.elapsed()>nu){//如果时间超过了播放时间 L1 i1 O$ E) Y& E+ b
- ctx.playCarSound(Resources.id(name2) , i , vect.x() , vect.y() , vect.z() , ll , pit);//播放, z0 G7 G3 r: s7 \% p2 T. G
- nu = Timing.elapsed()+long; //更新播放时间3 V V/ a( c q# A3 T
- }
& o( G+ _( n& q, Y& Y# K0 y - return nu;//返回新的播放时间! b' v/ ?9 Z, F6 M) }2 C
- }# U7 c/ o0 a5 ]0 ~5 ?* O
- function grnn(min, max) {//随机小数3 P: i( V7 m. B
- return Math.random()*(max-min)+min;) w/ p9 b D! I8 K5 X; f4 `
- }- {2 f: T+ m, E" C7 ~$ d- }. K6 O2 b
- function getCurrentTrackModelKey(ctx, state, train) {//获取当前轨道的自定义轨道名称,让ai写的
8 H4 {0 c# J. m0 d* L - // 获取列车从车库开出的距离
$ O6 u" d5 m1 f6 z4 a7 m3 W - let railProgress = train.railProgress();, Y/ e9 Z3 D( v- S v' \+ U: R
- // 获取当前轨道的索引
3 c3 A; H R! x' A - let currentRailIndex = train.getRailIndex(railProgress, true);, _' G% h3 `! U" Q9 x7 C
- // 检查当前轨道索引是否有效
3 o/ D( s0 e+ g; P* X' I6 A) M - if (currentRailIndex >= 0 && currentRailIndex < train.path().size()) {3 c5 d' m! s( w$ j3 S9 |
- // 获取当前路径数据对象
) T3 X: S6 z+ B! U - let currentPathData = train.path().get(currentRailIndex);
. Y& \- ^9 j, a& d2 G! I+ F - // 获取当前轨道使用的自定义轨道名称9 y) U4 i1 J$ H& C
- let trackModelKey = currentPathData.rail.getModelKey();
- q; {1 j1 B5 B( }$ j - return trackModelKey; o3 g- z4 B/ J4 m" x; I
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- return null; // 或者是一个默认值
) Y1 m j& _2 S0 c1 s: Z - }
复制代码 相比bve 用这种方式可以搞更多的逻辑,随机叠加音频,实测效果非常不错
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