fix(弹幕组件): 修复低端机弹幕突然消失的问题

src/views/Activities/LuckyDollars/Season3/components/Barrage.vue

@@ -93,10 +93,11 @@ const idCounter = ref(0)
 const currentIndex = ref(0)
 const isBarragePaused = ref(false)
 const liteAnimations = shouldUseLiteAnimations()
-const visibleTracks = computed(() => tracks.value.filter((track) => track.length > 0))
+const visibleTracks = computed(() => tracks.value)
-const effectiveMaxItems = computed(() => (liteAnimations ? Math.min(props.maxItems, 1) : props.maxItems))
+// 低端机保留一定并发空间，避免长弹幕还没滑完就因为上限过低被后续弹幕挤掉。
+const effectiveMaxItems = computed(() => (liteAnimations ? Math.min(props.maxItems, 2) : props.maxItems))
 const effectiveLoopInterval = computed(() =>
-  liteAnimations ? Math.max(props.loopInterval, 4500) : props.loopInterval,
+  liteAnimations ? Math.max(props.loopInterval, 6000) : props.loopInterval,
 )
 
 let barrageInterval = null

src/views/Activities/LuckyDollars/Season4/components/Barrage.vue

@@ -98,10 +98,11 @@ const idCounter = ref(0)
 const currentIndex = ref(0)
 const isBarragePaused = ref(false)
 const liteAnimations = shouldUseLiteAnimations()
-const visibleTracks = computed(() => tracks.value.filter((track) => track.length > 0))
+const visibleTracks = computed(() => tracks.value)
-const effectiveMaxItems = computed(() => (liteAnimations ? Math.min(props.maxItems, 1) : props.maxItems))
+// 低端机保留一定并发空间，避免长弹幕还没滑完就因为上限过低被后续弹幕挤掉。
+const effectiveMaxItems = computed(() => (liteAnimations ? Math.min(props.maxItems, 2) : props.maxItems))
 const effectiveLoopInterval = computed(() =>
-  liteAnimations ? Math.max(props.loopInterval, 4500) : props.loopInterval,
+  liteAnimations ? Math.max(props.loopInterval, 6000) : props.loopInterval,
 )
 
 let barrageInterval = null

src/views/Activities/LuckyDollars/Season5/components/Barrage.vue

@@ -98,10 +98,11 @@ const idCounter = ref(0)
 const currentIndex = ref(0)
 const isBarragePaused = ref(false)
 const liteAnimations = shouldUseLiteAnimations()
-const visibleTracks = computed(() => tracks.value.filter((track) => track.length > 0))
+const visibleTracks = computed(() => tracks.value)
-const effectiveMaxItems = computed(() => (liteAnimations ? Math.min(props.maxItems, 1) : props.maxItems))
+// 低端机保留一定并发空间，避免长弹幕还没滑完就因为上限过低被后续弹幕挤掉。
+const effectiveMaxItems = computed(() => (liteAnimations ? Math.min(props.maxItems, 2) : props.maxItems))
 const effectiveLoopInterval = computed(() =>
-  liteAnimations ? Math.max(props.loopInterval, 4500) : props.loopInterval,
+  liteAnimations ? Math.max(props.loopInterval, 6000) : props.loopInterval,
 )
 
 let barrageInterval = null

src/views/Ranking/Couple/components/Barrage.vue

@@ -133,10 +133,11 @@ const idCounter = ref(0)
 const currentIndex = ref(0)
 const isBarragePaused = ref(false)
 const liteAnimations = shouldUseLiteAnimations()
-const visibleTracks = computed(() => tracks.value.filter((track) => track.length > 0))
+const visibleTracks = computed(() => tracks.value)
-const effectiveMaxItems = computed(() => (liteAnimations ? Math.min(props.maxItems, 1) : props.maxItems))
+// 低端机保留一定并发空间，避免长弹幕还没滑完就因为上限过低被后续弹幕挤掉。
+const effectiveMaxItems = computed(() => (liteAnimations ? Math.min(props.maxItems, 2) : props.maxItems))
 const effectiveLoopInterval = computed(() =>
-  liteAnimations ? Math.max(props.loopInterval, 4500) : props.loopInterval,
+  liteAnimations ? Math.max(props.loopInterval, 6000) : props.loopInterval,
 )
 
 let barrageInterval = null