From 4868d4dfd3dca053915ddc3ec6444e7e96ebd8c6 Mon Sep 17 00:00:00 2001
From: Vaxry <vaxry@vaxry.net>
Date: Thu, 16 Nov 2023 17:31:52 +0000
Subject: shadow: avoid fatal mutation of the windowBox for calcs

fixes #3865
---
 src/render/decorations/CHyprDropShadowDecoration.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'src/render')

diff --git a/src/render/decorations/CHyprDropShadowDecoration.cpp b/src/render/decorations/CHyprDropShadowDecoration.cpp
index 7138dc20..d8972376 100644
--- a/src/render/decorations/CHyprDropShadowDecoration.cpp
+++ b/src/render/decorations/CHyprDropShadowDecoration.cpp
@@ -129,7 +129,7 @@ void CHyprDropShadowDecoration::draw(CMonitor* pMonitor, float a, const Vector2D
         CRegion saveDamage = g_pHyprOpenGL->m_RenderData.damage;
 
         g_pHyprOpenGL->m_RenderData.damage = fullBox;
-        g_pHyprOpenGL->m_RenderData.damage.subtract(windowBox.expand(-ROUNDING * pMonitor->scale)).intersect(saveDamage);
+        g_pHyprOpenGL->m_RenderData.damage.subtract(windowBox.copy().expand(-ROUNDING * pMonitor->scale)).intersect(saveDamage);
 
         alphaFB.bind();
 
-- 
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