From 580aec949cb5221b1cdc02b3f04f11537a09c181 Mon Sep 17 00:00:00 2001
From: Vicki Pfau <vi@endrift.com>
Date: Fri, 31 Jul 2020 22:21:33 -0700
Subject: [PATCH] 3DS: Fix garbage on borders of scaled screens

---
 CHANGES                 | 1 +
 src/platform/3ds/main.c | 1 +
 2 files changed, 2 insertions(+)

diff --git a/CHANGES b/CHANGES
index 90ae34920..49f4f8099 100644
--- a/CHANGES
+++ b/CHANGES
@@ -34,6 +34,7 @@ Emulation fixes:
  - SM83: Emulate HALT bug
  - SM83: Fix flags on little endian PowerPC
 Other fixes:
+ - 3DS: Fix garbage on borders of scaled screens
  - All: Improve export headers (fixes mgba.io/i/1738)
  - All: Correct format strings for some numbers on Windows (fixes mgba.io/i/1794)
  - All: Correct more format strings on Windows (fixes mgba.io/i/1817)
diff --git a/src/platform/3ds/main.c b/src/platform/3ds/main.c
index 6ffe46da2..3b5357ba8 100644
--- a/src/platform/3ds/main.c
+++ b/src/platform/3ds/main.c
@@ -859,6 +859,7 @@ int main() {
 		return 1;
 	}
 
+	C3D_TexSetWrap(&upscaleBufferTex, GPU_CLAMP_TO_EDGE, GPU_CLAMP_TO_EDGE);
 	C3D_TexSetFilter(&upscaleBufferTex, GPU_LINEAR, GPU_LINEAR);
 
 	int i;