chore: import upstream snapshot with attribution

2026-07-13 13:33:03 +08:00
commit 5b57521aa1
8226 changed files with 3425766 additions and 0 deletions
@@ -0,0 +1,29 @@
+//
+//  MatrixTest.cpp
+//  MNNTests
+//
+//  Created by MNN on 2019/01/10.
+//  Copyright © 2018, Alibaba Group Holding Limited
+//
+
+#include <MNN/Matrix.h>
+#include "MNNTestSuite.h"
+
+using namespace MNN::CV;
+
+class MatrixScaleTest : public MNNTestCase {
+public:
+    virtual ~MatrixScaleTest() = default;
+    virtual bool run(int precision) {
+        Matrix m;
+        m.setRectToRect(Rect{20, 21, 40, 41}, Rect{0, 0, 100, 100}, Matrix::kCenter_ScaleToFit);
+        Point p;
+        m.invert(&m);
+        m.mapXY(50, 50, &p);
+
+        MNNTEST_ASSERT(p.fX == 30);
+        MNNTEST_ASSERT(p.fY == 31);
+        return true;
+    }
+};
+MNNTestSuiteRegister(MatrixScaleTest, "cv/matrix/scale");