From b8df012c4d06add8e2df29bda523f295da15f73c Mon Sep 17 00:00:00 2001
From: JOJO <1498581755@qq.com>
Date: Thu, 6 Aug 2026 14:59:52 +0800
Subject: [PATCH] =?UTF-8?q?=E9=92=A2=E7=90=B4Boss=E5=A4=A7=E6=BF=80?=
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- 去掉fill()实心填充，改用stroke()弧线描边
- 粗主色弧线(lineWidth=bm.w)+细白边弧线(lineWidth=bm.w/3)，和激光线绘制方式完全一致
- 半圆与激光都是描边发光风格，纹理自然统一
---
 star-raid/js/render.js | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/star-raid/js/render.js b/star-raid/js/render.js
index 4d8412d..16fb0d2 100644
--- a/star-raid/js/render.js
+++ b/star-raid/js/render.js
@@ -224,11 +224,11 @@ function drawBossFx(){
       ctx.beginPath();ctx.moveTo(bm.x1,bm.y1);ctx.lineTo(bm.x2,bm.y2);ctx.stroke();ctx.globalAlpha=1;}}
     else{ctx.globalCompositeOperation="lighter";
       ctx.globalAlpha=clamp(bm.life/10,0,1)*0.85;
-      // 大激光起点扩口半圆：直径=线宽，最高点=炮口，线从半圆底部开始向下延伸，不重叠
+      // 大激光起点扩口半圆：弧线描边风格与激光线完全一致（粗主色弧+细白边弧）
       if(bm.dmg>=90000){const pR=bm.w*0.5;
-        ctx.fillStyle=bm.col;
-        ctx.beginPath();ctx.arc(bm.x1,bm.y1+pR,pR,Math.PI,0);ctx.fill();
-        ctx.strokeStyle="#fff";ctx.lineWidth=Math.max(1,pR/3);
+        ctx.strokeStyle=bm.col;ctx.lineWidth=bm.w;
+        ctx.beginPath();ctx.arc(bm.x1,bm.y1+pR,pR,Math.PI,0);ctx.stroke();
+        ctx.strokeStyle="#fff";ctx.lineWidth=Math.max(1,bm.w/3);
         ctx.beginPath();ctx.arc(bm.x1,bm.y1+pR,pR,Math.PI,0);ctx.stroke();}
       ctx.strokeStyle=bm.col;ctx.lineWidth=bm.w;
       ctx.beginPath();ctx.moveTo(bm.x1,bm.y1+bm.w);ctx.lineTo(bm.x2,bm.y2);ctx.stroke();