From 6cfa740f90e19406a19cb61517c26523e2e206f3 Mon Sep 17 00:00:00 2001
From: iMineLink <iminelink@gmail.com>
Date: Wed, 23 Dec 2020 13:04:16 +0100
Subject: [PATCH] GS-hw: reset RT size on reset.

---
 pcsx2/GS/Renderers/HW/GSRendererHW.cpp | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/pcsx2/GS/Renderers/HW/GSRendererHW.cpp b/pcsx2/GS/Renderers/HW/GSRendererHW.cpp
index 835df9a53a..1b1c958811 100644
--- a/pcsx2/GS/Renderers/HW/GSRendererHW.cpp
+++ b/pcsx2/GS/Renderers/HW/GSRendererHW.cpp
@@ -300,6 +300,11 @@ void GSRendererHW::VSync(u32 field, bool registers_written)
 	{
 		m_tc->RemoveAll();
 
+		// Reset RT size.
+		const bool custom_res = !GetUpscaleMultiplier();
+		m_width = custom_res ? m_custom_width : default_rt_size.x;
+		m_height = custom_res ? m_custom_height : default_rt_size.y;
+
 		m_reset = false;
 	}