From 995fcc1ef7143b74e6c19870d12c6da1997e291a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=D0=90=D0=BD=D1=82=D0=BE=D0=BD=20=D0=A2=D1=80=D0=BE=D1=88?=
 =?UTF-8?q?=D0=B8=D0=BD?= <i@atroshin.ru>
Date: Sat, 1 Aug 2026 23:50:50 +0300
Subject: [PATCH] multiplayer optomisation: make smoke trace solid on non-host
 side

---
 src/main.js | 12 +++++++-----
 1 file changed, 7 insertions(+), 5 deletions(-)

diff --git a/src/main.js b/src/main.js
index 273c85e..25ad40f 100644
--- a/src/main.js
+++ b/src/main.js
@@ -2410,11 +2410,13 @@ function drawPlayers() {
 
 function drawTrajectories() {
   traces.clearRect(0, 0, W, H);
-  for (let i=trajectories.length-1; i>=0; i--) {
-    const trajectory = trajectories[i];
-    const {x, y, c} = trajectory;
-    traces.globalAlpha = trajectory.a / 255;
-    plot(traces, x, y, c);
+  for (let i=1; i<trajectories.length; i++) {
+    const prev = trajectories[i-1];
+    const curr = trajectories[i];
+    if (prev.c === curr.c) {
+      traces.globalAlpha = curr.a / 255;
+      drawLine(traces, prev.x, prev.y, curr.x, curr.y, curr.c);
+    }
   }
   traces.globalAlpha = 1;
 }