From 44861dcbfeee041223c4aac1ee075e92fa4daa01 Mon Sep 17 00:00:00 2001
From: Stanislaw Halik <sthalik@misaki.pl>
Date: Sun, 18 Sep 2016 12:42:15 +0200
Subject: update

---
 eigen/test/eigen2/eigen2_qtvector.cpp | 158 ++++++++++++++++++++++++++++++++++
 1 file changed, 158 insertions(+)
 create mode 100644 eigen/test/eigen2/eigen2_qtvector.cpp

(limited to 'eigen/test/eigen2/eigen2_qtvector.cpp')

diff --git a/eigen/test/eigen2/eigen2_qtvector.cpp b/eigen/test/eigen2/eigen2_qtvector.cpp
new file mode 100644
index 0000000..6cfb58a
--- /dev/null
+++ b/eigen/test/eigen2/eigen2_qtvector.cpp
@@ -0,0 +1,158 @@
+// This file is part of Eigen, a lightweight C++ template library
+// for linear algebra. Eigen itself is part of the KDE project.
+//
+// Copyright (C) 2008 Gael Guennebaud <g.gael@free.fr>
+// Copyright (C) 2008 Benoit Jacob <jacob.benoit.1@gmail.com>
+//
+// This Source Code Form is subject to the terms of the Mozilla
+// Public License v. 2.0. If a copy of the MPL was not distributed
+// with this file, You can obtain one at http://mozilla.org/MPL/2.0/.
+
+#define EIGEN_WORK_AROUND_QT_BUG_CALLING_WRONG_OPERATOR_NEW_FIXED_IN_QT_4_5
+
+#include "main.h"
+
+#include <Eigen/Geometry>
+#include <Eigen/QtAlignedMalloc>
+
+#include <QtCore/QVector>
+
+template<typename MatrixType>
+void check_qtvector_matrix(const MatrixType& m)
+{
+  int rows = m.rows();
+  int cols = m.cols();
+  MatrixType x = MatrixType::Random(rows,cols), y = MatrixType::Random(rows,cols);
+  QVector<MatrixType> v(10, MatrixType(rows,cols)), w(20, y);
+  for(int i = 0; i < 20; i++)
+  {
+    VERIFY_IS_APPROX(w[i], y);
+  }
+  v[5] = x;
+  w[6] = v[5];
+  VERIFY_IS_APPROX(w[6], v[5]);
+  v = w;
+  for(int i = 0; i < 20; i++)
+  {
+    VERIFY_IS_APPROX(w[i], v[i]);
+  }
+
+  v.resize(21);
+  v[20] = x;
+  VERIFY_IS_APPROX(v[20], x);
+  v.fill(y,22);
+  VERIFY_IS_APPROX(v[21], y);
+  v.push_back(x);
+  VERIFY_IS_APPROX(v[22], x);
+  VERIFY((size_t)&(v[22]) == (size_t)&(v[21]) + sizeof(MatrixType));
+
+  // do a lot of push_back such that the vector gets internally resized
+  // (with memory reallocation)
+  MatrixType* ref = &w[0];
+  for(int i=0; i<30 || ((ref==&w[0]) && i<300); ++i)
+    v.push_back(w[i%w.size()]);
+  for(int i=23; i<v.size(); ++i)
+  {
+    VERIFY(v[i]==w[(i-23)%w.size()]);
+  }
+}
+
+template<typename TransformType>
+void check_qtvector_transform(const TransformType&)
+{
+  typedef typename TransformType::MatrixType MatrixType;
+  TransformType x(MatrixType::Random()), y(MatrixType::Random());
+  QVector<TransformType> v(10), w(20, y);
+  v[5] = x;
+  w[6] = v[5];
+  VERIFY_IS_APPROX(w[6], v[5]);
+  v = w;
+  for(int i = 0; i < 20; i++)
+  {
+    VERIFY_IS_APPROX(w[i], v[i]);
+  }
+
+  v.resize(21);
+  v[20] = x;
+  VERIFY_IS_APPROX(v[20], x);
+  v.fill(y,22);
+  VERIFY_IS_APPROX(v[21], y);
+  v.push_back(x);
+  VERIFY_IS_APPROX(v[22], x);
+  VERIFY((size_t)&(v[22]) == (size_t)&(v[21]) + sizeof(TransformType));
+
+  // do a lot of push_back such that the vector gets internally resized
+  // (with memory reallocation)
+  TransformType* ref = &w[0];
+  for(int i=0; i<30 || ((ref==&w[0]) && i<300); ++i)
+    v.push_back(w[i%w.size()]);
+  for(unsigned int i=23; int(i)<v.size(); ++i)
+  {
+    VERIFY(v[i].matrix()==w[(i-23)%w.size()].matrix());
+  }
+}
+
+template<typename QuaternionType>
+void check_qtvector_quaternion(const QuaternionType&)
+{
+  typedef typename QuaternionType::Coefficients Coefficients;
+  QuaternionType x(Coefficients::Random()), y(Coefficients::Random());
+  QVector<QuaternionType> v(10), w(20, y);
+  v[5] = x;
+  w[6] = v[5];
+  VERIFY_IS_APPROX(w[6], v[5]);
+  v = w;
+  for(int i = 0; i < 20; i++)
+  {
+    VERIFY_IS_APPROX(w[i], v[i]);
+  }
+
+  v.resize(21);
+  v[20] = x;
+  VERIFY_IS_APPROX(v[20], x);
+  v.fill(y,22);
+  VERIFY_IS_APPROX(v[21], y);
+  v.push_back(x);
+  VERIFY_IS_APPROX(v[22], x);
+  VERIFY((size_t)&(v[22]) == (size_t)&(v[21]) + sizeof(QuaternionType));
+
+  // do a lot of push_back such that the vector gets internally resized
+  // (with memory reallocation)
+  QuaternionType* ref = &w[0];
+  for(int i=0; i<30 || ((ref==&w[0]) && i<300); ++i)
+    v.push_back(w[i%w.size()]);
+  for(unsigned int i=23; int(i)<v.size(); ++i)
+  {
+    VERIFY(v[i].coeffs()==w[(i-23)%w.size()].coeffs());
+  }
+}
+
+void test_eigen2_qtvector()
+{
+  // some non vectorizable fixed sizes
+  CALL_SUBTEST_1(check_qtvector_matrix(Vector2f()));
+  CALL_SUBTEST_1(check_qtvector_matrix(Matrix3f()));
+  CALL_SUBTEST_1(check_qtvector_matrix(Matrix3d()));
+
+  // some vectorizable fixed sizes
+  CALL_SUBTEST_2(check_qtvector_matrix(Matrix2f()));
+  CALL_SUBTEST_2(check_qtvector_matrix(Vector4f()));
+  CALL_SUBTEST_2(check_qtvector_matrix(Matrix4f()));
+  CALL_SUBTEST_2(check_qtvector_matrix(Matrix4d()));
+
+  // some dynamic sizes
+  CALL_SUBTEST_3(check_qtvector_matrix(MatrixXd(1,1)));
+  CALL_SUBTEST_3(check_qtvector_matrix(VectorXd(20)));
+  CALL_SUBTEST_3(check_qtvector_matrix(RowVectorXf(20)));
+  CALL_SUBTEST_3(check_qtvector_matrix(MatrixXcf(10,10)));
+
+  // some Transform
+  CALL_SUBTEST_4(check_qtvector_transform(Transform2f()));
+  CALL_SUBTEST_4(check_qtvector_transform(Transform3f()));
+  CALL_SUBTEST_4(check_qtvector_transform(Transform3d()));
+  //CALL_SUBTEST_4(check_qtvector_transform(Transform4d()));
+
+  // some Quaternion
+  CALL_SUBTEST_5(check_qtvector_quaternion(Quaternionf()));
+  CALL_SUBTEST_5(check_qtvector_quaternion(Quaternionf()));
+}
-- 
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