From 5bc44c301f61e95608aa24e1048e4d4ac68d2b48 Mon Sep 17 00:00:00 2001
From: attila <attila@juce.com>
Date: Wed, 16 Jul 2025 17:40:41 +0200
Subject: [PATCH] Make Direct2DGraphicsContextTests acceptance criteria
 stricter

---
 .../native/juce_Direct2DGraphicsContext_windows.cpp      | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/modules/juce_graphics/native/juce_Direct2DGraphicsContext_windows.cpp b/modules/juce_graphics/native/juce_Direct2DGraphicsContext_windows.cpp
index e05a643717..534c1ab239 100644
--- a/modules/juce_graphics/native/juce_Direct2DGraphicsContext_windows.cpp
+++ b/modules/juce_graphics/native/juce_Direct2DGraphicsContext_windows.cpp
@@ -1340,6 +1340,7 @@ public:
         const Image::BitmapData bitmapA { a, Image::BitmapData::readOnly };
         const Image::BitmapData bitmapB { b, Image::BitmapData::readOnly };
 
+        int64_t maxAbsError{};
         int64_t accumulatedError{};
         int64_t numSamples{};
 
@@ -1352,14 +1353,18 @@ public:
 
                 for (auto& fn : { &Colour::getRed, &Colour::getGreen, &Colour::getBlue, &Colour::getAlpha })
                 {
-                    accumulatedError += ((int64_t) (actual.*fn)() - (int64_t) (expected.*fn)());
+                    const auto signedError = ((int64_t) (actual.*fn)() - (int64_t) (expected.*fn)());
+                    const auto absError = std::abs (signedError);
+                    maxAbsError = std::max (maxAbsError, absError);
+
+                    accumulatedError += absError;
                     ++numSamples;
                 }
             }
         }
 
         const auto averageError = (double) accumulatedError / (double) numSamples;
-        expect (std::abs (averageError) < 1.0);
+        expect (std::abs (averageError) < 1.0 && maxAbsError < 10);
     }
 };