子发射器

src/core/particleConfig.ts

@@ -232,6 +232,8 @@ export function defaultConfig(): EmitterConfig {
     collision: false,
     collisionColliderIds: [],
     pathFollow: false,
+    eventEnabled: false,
+    events: [],
     emitterFollow: false,
     emitterFollowMode: 'none',
     emitterFollowPathId: 0,
@@ -306,6 +308,38 @@ export function ensureEmitterConfig(config: EmitterConfig): EmitterConfig {
   if (typeof config.renderLayerSlotName !== 'string') config.renderLayerSlotName = ''
   if (config.renderLayerSlotPosition !== 'above' && config.renderLayerSlotPosition !== 'below') config.renderLayerSlotPosition = 'above'
   if (typeof config.renderLayerFollowAttachment !== 'boolean') config.renderLayerFollowAttachment = false
+  if (typeof config.eventEnabled !== 'boolean') config.eventEnabled = false
+  if (!Array.isArray(config.events)) config.events = []
+  for (const rule of config.events) {
+    rule.id = Math.max(1, Math.round(Number(rule.id) || 1))
+    if (rule.event !== 'birth' && rule.event !== 'death' && rule.event !== 'collision') rule.event = 'birth'
+    rule.targetSystemId = Math.max(0, Math.round(Number(rule.targetSystemId) || 0))
+    const probability = Number(rule.probability)
+    rule.probability = Math.min(1, Math.max(0, Number.isFinite(probability) ? probability : 1))
+    const collisionLimit = Math.round(Number(rule.collisionLimit))
+    rule.collisionLimit = Math.min(4, Math.max(1, Number.isFinite(collisionLimit) ? collisionLimit : 1))
+    // 旧版本 inherit 是单字符串；统一迁移为可多选的属性数组。
+    const legacyInherit = rule.inherit as unknown
+    const allowedInherit = ['color', 'scale', 'rotation', 'life']
+    const inheritList = Array.isArray(legacyInherit)
+      ? legacyInherit
+      : legacyInherit === 'all'
+        ? [...allowedInherit]
+        : allowedInherit.includes(String(legacyInherit))
+          ? [String(legacyInherit)]
+          : []
+    const normalizedInherit = [...new Set(inheritList.filter((name) => allowedInherit.includes(String(name))))] as typeof rule.inherit
+    // 只有值确实变化时才写回；ensureEmitterConfig 每帧都会调用，重复赋新数组会触发无限响应式更新。
+    const currentInherit = Array.isArray(legacyInherit) ? legacyInherit : null
+    if (
+      !currentInherit
+      || currentInherit.length !== normalizedInherit.length
+      || normalizedInherit.some((name, index) => name !== currentInherit[index])
+    ) {
+      rule.inherit = normalizedInherit
+    }
+    if (rule.colorInheritMode !== 'add' && rule.colorInheritMode !== 'replace') rule.colorInheritMode = 'add'
+  }
   config.innerRadius = Math.max(0, Number(config.innerRadius) || 0)
   config.outerRadius = Math.max(config.innerRadius, Number(config.outerRadius) || 0)
   config.innerRectW = Math.max(0, Number(config.innerRectW) || 0)