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更新技术美术明亮教具室版：字体、指路、教学与庆祝效果

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toshiocn
2026-10-22 16:37:43 +08:00
parent 2d5a9e9553
commit 66b3ca4ea0
113 changed files with 7363 additions and 150 deletions
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wechat-campaign-200-r2/audio-assets.mjs
+5 -3
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import fs from 'node:fs';import path from 'node:path';
// 与 r2 的半音上行、其余五类提示音采用相同的频率和时序。
export function buildAudio(root){const out=path.join(root,'audio');fs.mkdirSync(out,{recursive:true});const cues={correct:[[659,.09,0],[880,.14,.075]],error:[[330,.10,0],[247,.15,.09]],undo:[[587,.07,0],[440,.10,.055]],restart:[[523,.075,0],[392,.09,.065],[523,.11,.14]],complete:[[523,.12,0],[659,.12,.10],[784,.14,.20],[1046,.25,.32]]};for(let n=1;n<=36;n++)cues['move-'+n]=[[523*Math.pow(2,(n-1)/12),.07,0]];
for(const [name,tones]of Object.entries(cues)){const rate=22050,length=Math.ceil((Math.max(...tones.map(([,d,t])=>t+d))+.03)*rate),b=Buffer.alloc(44+length*2);b.write('RIFF');b.writeUInt32LE(b.length-8,4);b.write('WAVEfmt ',8);b.writeUInt32LE(16,16);b.writeUInt16LE(1,20);b.writeUInt16LE(1,22);b.writeUInt32LE(rate,24);b.writeUInt32LE(rate*2,28);b.writeUInt16LE(2,32);b.writeUInt16LE(16,34);b.write('data',36);b.writeUInt32LE(length*2,40);for(let i=0;i<length;i++){const t=i/rate;let sample=0;for(const [f,d,offset]of tones){const u=t-offset;if(u>=0&&u<d){const gain=name==='error'?.24:.32;const env=u<.008?u/.008:Math.pow(.0001/gain,(u-.008)/(d-.008));sample+=Math.sin(2*Math.PI*f*u)*gain*env;}}b.writeInt16LE(Math.round(Math.max(-1,Math.min(1,sample))*32767),44+i*2);}fs.writeFileSync(path.join(out,name+'.wav'),b);}}
// 原版音效保持不变；路径点新增同音色的短C大调庆祝音。
export function buildAudio(root){const out=path.join(root,'audio');fs.mkdirSync(out,{recursive:true});const cues={checkpoint:[[523,.065,0],[784,.38,.05],[392,.25,.065]],correct:[[659,.09,0],[880,.14,.075]],error:[[330,.10,0],[247,.15,.09]],undo:[[587,.07,0],[440,.10,.055]],restart:[[523,.075,0],[392,.09,.065],[523,.11,.14]],complete:[[392,.10,0],[494,.10,.075],[587,.13,.15],[523,.65,.26],[659,.55,.28],[784,.48,.30],[196,.18,0,.28],[261.5,.22,.075,.25],[392,.24,.15,.25]]};for(let n=1;n<=36;n++)cues['move-'+n]=[[523*Math.pow(2,(n-1)/12),.07,0]];
for(const [name,tones]of Object.entries(cues)){const rate=22050,length=Math.ceil((Math.max(...tones.map(([,d,t])=>t+d))+.03)*rate),b=Buffer.alloc(44+length*2);b.write('RIFF');b.writeUInt32LE(b.length-8,4);b.write('WAVEfmt ',8);b.writeUInt32LE(16,16);b.writeUInt16LE(1,20);b.writeUInt16LE(1,22);b.writeUInt32LE(rate,24);b.writeUInt32LE(rate*2,28);b.writeUInt16LE(2,32);b.writeUInt16LE(16,34);b.write('data',36);b.writeUInt32LE(length*2,40);for(let i=0;i<length;i++){const t=i/rate;let sample=0;for(const [f,d,offset,weight=1]of tones){const u=t-offset;if(u>=0&&u<d){const themed=name==='checkpoint'||name==='complete',gain=themed?.20:name==='error'?.24:.32;
const env=u<.008?u/.008:Math.pow(.0001/gain,(u-.008)/(d-.008));
sample+=(Math.sin(2*Math.PI*f*u)+(themed?.08*Math.sin(4*Math.PI*f*u)*Math.exp(-u/.05):0))*gain*env*weight;}}b.writeInt16LE(Math.round(Math.max(-1,Math.min(1,sample))*32767),44+i*2);}fs.writeFileSync(path.join(out,name+'.wav'),b);}}