From 39bd8c7ce6e7e7f63fd4873cabf164e4c028009c Mon Sep 17 00:00:00 2001
From: Dean Lee <deanlee3@gmail.com>
Date: Wed, 30 Dec 2020 06:08:49 +0800
Subject: [PATCH] ui_draw_chevron: simplify calc size (#19616)

---
 selfdrive/ui/paint.cc | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/selfdrive/ui/paint.cc b/selfdrive/ui/paint.cc
index d2dd5327c1..f51b83cb57 100644
--- a/selfdrive/ui/paint.cc
+++ b/selfdrive/ui/paint.cc
@@ -73,10 +73,7 @@ static void draw_chevron(UIState *s, float x_in, float y_in, float sz,
     return;
   }
 
-  sz *= 30;
-  sz /= (x_in / 3 + 30);
-  if (sz > 30) sz = 30;
-  if (sz < 15) sz = 15;
+  sz = std::clamp((sz * 30) / (x_in / 3 + 30), 15.0f, 30.0f);
 
   // glow
   float g_xo = sz/5;