From 67d425d4ab559655c732cd83568a05e0549c4b5a Mon Sep 17 00:00:00 2001
From: unanmed <1319491857@qq.com>
Date: Sat, 5 Oct 2024 23:23:54 +0800
Subject: [PATCH] =?UTF-8?q?feat:=20=E7=BC=93=E5=8A=A8=E5=87=BD=E6=95=B0?=
 =?UTF-8?q?=E5=8A=A0=E6=B3=95=E4=B8=8E=E4=B9=98=E6=B3=95?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 src/core/render/utils.ts | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/src/core/render/utils.ts b/src/core/render/utils.ts
index 34a5b73..bba3f00 100644
--- a/src/core/render/utils.ts
+++ b/src/core/render/utils.ts
@@ -1,3 +1,4 @@
+import { TimingFn } from 'mutate-animate';
 import { RenderAdapter } from './adapter';
 import { FloorViewport } from './preset/viewport';
 
@@ -12,3 +13,17 @@ export function enableViewport() {
     if (!adapter) return;
     adapter.sync('disable');
 }
+
+/**
+ * 将两个缓动函数做加法
+ */
+export function AddTiming(timing1: TimingFn, timing2: TimingFn): TimingFn {
+    return (p: number) => timing1(p) + timing2(p);
+}
+
+/**
+ * 将两个缓动函数做乘法
+ */
+export function multiplyTiming(timing1: TimingFn, timing2: TimingFn): TimingFn {
+    return (p: number) => timing1(p) * timing2(p);
+}