From 68c8cf83b7d8e1841b5340cb2bf2b8f27f1c4fe8 Mon Sep 17 00:00:00 2001
From: Vincent Rabaud <vrabaud@google.com>
Date: Tue, 20 May 2025 23:06:22 +0200
Subject: [PATCH] Properly fix inf/inf issue in MCC

Properly fix https://github.com/opencv/opencv_contrib/issues/3316

Without this fix, we could end up with 4 corners, which might seem
valid, while some of those are (0,0).
---
 modules/mcc/src/bound_min.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/modules/mcc/src/bound_min.cpp b/modules/mcc/src/bound_min.cpp
index c2bc6e6c82c..bb2d8b428b7 100644
--- a/modules/mcc/src/bound_min.cpp
+++ b/modules/mcc/src/bound_min.cpp
@@ -167,7 +167,7 @@ void CBoundMin::calculate()
         j = (i + 1) % 4;
         Vcart = lines[i].cross(lines[j]);
         if (fabs(Vcart.z) <= 1e-6){
-            continue;
+            return;
         }
         Vhom.x = Vcart.x / Vcart.z;
         Vhom.y = Vcart.y / Vcart.z;