子发射器

scripts/verify-sub-emitter-timeline.mjs

@@ -0,0 +1,87 @@
+import { build } from 'esbuild'
+
+const source = `
+  import { createPinia, setActivePinia } from 'pinia'
+  import { useParticleStore } from './src/store/particleStore.ts'
+  import { subEmitterTriggerTimings } from './src/core/subEmitterTiming.ts'
+  import { collectSubEmitterIds } from './src/core/subEmitterIds.ts'
+
+  setActivePinia(createPinia())
+  const store = useParticleStore()
+  const parent = store.addSystem()
+  const child = store.addSystem()
+  const assert = (condition, message) => { if (!condition) throw new Error(message) }
+  const setLife = (system, life) => {
+    system.config.lifeMode = 'fixed'
+    system.config.lifeMin = life
+    system.config.lifeMax = life
+  }
+
+  parent.config.mode = 'stream'
+  parent.config.streamBehavior = 'normal'
+  parent.config.delay = 0
+  parent.config.duration = 1
+  setLife(parent, 2)
+  parent.config.eventEnabled = true
+  parent.config.events = [{
+    id: 1, event: 'death', targetSystemId: child.id,
+    probability: 1, collisionLimit: 1, inherit: [], colorInheritMode: 'add',
+  }]
+
+  // 子发射器自身的 10s 发射时长不应算入时间轴。
+  child.config.mode = 'stream'
+  child.config.streamBehavior = 'normal'
+  child.config.delay = 0
+  child.config.duration = 10
+  setLife(child, 1.5)
+
+  // 死亡触发：父粒子最晚 3s 死亡，子发射器再存活 1.5s → 4.5s。
+  let frames = store.recalcTotalFrames()
+  assert(frames === Math.ceil(4.5 * 30) + 1, '死亡子发射器时间轴错误：' + frames)
+  const deathTiming = subEmitterTriggerTimings(store.systems, 30).get(child.id)
+  assert(deathTiming && Math.abs(deathTiming.firstTrigger - 2) < 1e-6, '死亡子发射器起点应为第一次死亡 2s')
+  assert(deathTiming && Math.abs(deathTiming.lastTrigger - 3) < 1e-6, '死亡子发射器最后触发应为 3s')
+  assert(deathTiming && Math.abs(deathTiming.end - 4.5) < 1e-6, '死亡子发射器终点应为 4.5s')
+
+  // 子发射器自身 delay 在父事件之后继续延后发射。
+  child.config.delay = 0.2
+  frames = store.recalcTotalFrames()
+  assert(frames === Math.ceil(4.7 * 30) + 1, '子发射器延迟未计入时间轴：' + frames)
+  child.config.delay = 0
+
+  // 出生触发：子发射器与父粒子同时开始，取较长者 2s → 3s。
+  parent.config.events[0].event = 'birth'
+  frames = store.recalcTotalFrames()
+  assert(frames === Math.ceil(3 * 30) + 1, '出生子发射器时间轴错误：' + frames)
+  const birthTiming = subEmitterTriggerTimings(store.systems, 30).get(child.id)
+  assert(birthTiming && Math.abs(birthTiming.firstTrigger - 0) < 1e-6, '出生子发射器应从父粒子首次出生开始')
+  assert(birthTiming && Math.abs(birthTiming.lastTrigger - 1) < 1e-6, '出生子发射器最后触发应为发射结束 1s')
+  assert(birthTiming && Math.abs(birthTiming.end - 2.5) < 1e-6, '出生子发射器终点应为 2.5s')
+
+  // 关闭“开启子发射器”后，保留的规则不应继续把目标标记为子发射器。
+  parent.config.eventEnabled = false
+  assert(!collectSubEmitterIds(store.systems).has(child.id), '关闭子发射器后目标仍被当作子发射器')
+  assert(!subEmitterTriggerTimings(store.systems, 30).has(child.id), '关闭子发射器后仍有时间轴触发区间')
+  frames = store.recalcTotalFrames()
+  assert(frames === Math.ceil(11.5 * 30) + 1, '关闭子发射器后目标未恢复独立时长')
+
+  // 移除引用后子发射器恢复正常，自身的 10s 发射时长重新计入。
+  parent.config.eventEnabled = true
+  parent.config.events = []
+  frames = store.recalcTotalFrames()
+  assert(frames === Math.ceil(11.5 * 30) + 1, '移除引用后时间轴错误：' + frames)
+
+  console.log('子发射器时间轴校验通过：死亡/出生触发与移除引用后的总长度')
+`
+
+const result = await build({
+  stdin: { contents: source, resolveDir: process.cwd(), sourcefile: 'verify-sub-emitter-timeline.ts', loader: 'ts' },
+  bundle: true,
+  platform: 'node',
+  format: 'esm',
+  write: false,
+  logLevel: 'silent',
+})
+
+const code = Buffer.from(result.outputFiles[0].contents).toString('base64')
+await import(`data:text/javascript;base64,${code}`)