vendor: OpenCV 5.0.0 snapshot at 755e50675d97db9b7d449d8bd6b09888646f6c6e

2026-08-22 00:11:13 +08:00
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+/*
+ * Software License Agreement (BSD License)
+ *
+ *  Copyright (c) 2009, Willow Garage, Inc.
+ *  All rights reserved.
+ *
+ *  Redistribution and use in source and binary forms, with or without
+ *  modification, are permitted provided that the following conditions
+ *  are met:
+ *
+ *   * Redistributions of source code must retain the above copyright
+ *     notice, this list of conditions and the following disclaimer.
+ *   * Redistributions in binary form must reproduce the above
+ *     copyright notice, this list of conditions and the following
+ *     disclaimer in the documentation and/or other materials provided
+ *     with the distribution.
+ *   * Neither the name of Willow Garage, Inc. nor the names of its
+ *     contributors may be used to endorse or promote products derived
+ *     from this software without specific prior written permission.
+ *
+ *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ *  "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ *  LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ *  FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ *  COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ *  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ *  BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ *  LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ *  CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ *  LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+ *  ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ *  POSSIBILITY OF SUCH DAMAGE.
+ *
+ */
+
+#include "test_precomp.hpp"
+
+namespace opencv_test { namespace {
+
+TEST(Sfm_conditioning, normalizePoints)
+{
+  int n = 4;
+  Mat_<double> points(2, n);
+  points << 0, 0, 1, 1,
+            0, 2, 1, 3;
+
+  Mat_<double> T, normalized_points;
+  normalizePoints( points, normalized_points, T );
+
+  Mat_<double> mean, variance;
+  meanAndVarianceAlongRows(normalized_points, mean, variance);
+
+  EXPECT_NEAR(0, mean(0), 1e-8);
+  EXPECT_NEAR(0, mean(1), 1e-8);
+  EXPECT_NEAR(2, variance(0), 1e-8);
+  EXPECT_NEAR(2, variance(1), 1e-8);
+}
+
+TEST(Sfm_conditioning, normalizeIsotropicPoints)
+{
+  //TODO: implement me
+}
+
+}} // namespace