From 79780e3c6a0b0e7449cfb4307f76b426e20f4857 Mon Sep 17 00:00:00 2001
From: itorr <itorrrrrr@me.com>
Date: Fri, 26 Aug 2022 03:59:07 +0800
Subject: [PATCH] =?UTF-8?q?=E6=97=A0=E9=98=BB=E5=B0=BC=E6=A8=A1=E5=BC=8F?=
 =?UTF-8?q?=20#11?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 README.md        |  1 +
 html/document.js | 11 ++++++++++-
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/README.md b/README.md
index aa5b06e..776065e 100644
--- a/README.md
+++ b/README.md
@@ -34,6 +34,7 @@
  - 添加 `?v=takina` 请求参数，可获得 [井上泷奈](https://lab.magiconch.com/sakana/?v=takina) 专属链接
  - 添加 `?alpha=true` 请求参数，可获得透明背景 [例](https://lab.magiconch.com/sakana/?alpha=true)
  - 添加 `?background=red` 请求参数，可自定义背景 `red` `#FF00FF` `'#d77 url(chisato.png)'` 均可 [例](https://lab.magiconch.com/sakana/?background=%23d77%20url(chisato.png))
+ - 添加 `?decay=1` 请求参数，无阻尼永续模式 [#11](https://github.com/itorr/sakana/issues/11)
 ## 本地调试
 `document.less` 需要编译成 `.css` 样式文件 [#6](https://github.com/itorr/sakana/pull/6)
 
diff --git a/html/document.js b/html/document.js
index e12ddd5..40a4084 100644
--- a/html/document.js
+++ b/html/document.js
@@ -31,7 +31,7 @@ if(params.alpha){
 
 // 自定义背景色
 if(params.background){
-    htmlEl.setAttribute('data-alpha',params.alpha);
+    htmlEl.setAttribute('data-alpha',true);
     htmlEl.style.background = params.background;
 }
 
@@ -54,6 +54,15 @@ const Values = {
 };
 
 
+// 自定义衰减
+if(params.decay){
+    let decay = +params.decay;
+    for(let key in Values){
+        Values[key].d = decay;
+    }
+}
+
+
 const voiceButton = document.querySelector('.set-voice');
 
 const Voices = {