quat test

tools/test/quat2.cpp

+/**
+ * tlibs test file
+ * @author Tobias Weber <tweber@ill.fr>
+ * @license GPLv2 or GPLv3
+ * @date 20-nov-2019
+ */
+
+// g++ -I../.. -o quat2 quat2.cpp -std=c++11
+
+#include "math/quat.h"
+#include "math/linalg.h"
+#include <iostream>
+
+using namespace tl;
+using T = double;
+
+int main()
+{
+	ublas::matrix<T> matX = rotation_matrix_3d_x(45./180.*M_PI);
+	ublas::matrix<T> matY = rotation_matrix_3d_y(66./180.*M_PI);
+
+	math::quaternion<T> quatX = rot3_to_quat(matX);
+	math::quaternion<T> quatY = rot3_to_quat(matY);
+
+	math::quaternion<T> quat = slerp(quatX, quatY, 0.25);
+
+	ublas::matrix<T> mat = quat_to_rot3(quat);
+
+
+	std::cout << "matX = " << matX << std::endl;
+	std::cout << "matY = " << matY << std::endl;
+	std::cout << "mat  = " << mat << std::endl;
+
+	return 0;
+}