reactphysics3d/test/tests/mathematics/TestQuaternion.h

102 lines
4.2 KiB
C++

/********************************************************************************
* ReactPhysics3D physics library, http://code.google.com/p/reactphysics3d/ *
* Copyright (c) 2010-2013 Daniel Chappuis *
*********************************************************************************
* *
* This software is provided 'as-is', without any express or implied warranty. *
* In no event will the authors be held liable for any damages arising from the *
* use of this software. *
* *
* Permission is granted to anyone to use this software for any purpose, *
* including commercial applications, and to alter it and redistribute it *
* freely, subject to the following restrictions: *
* *
* 1. The origin of this software must not be misrepresented; you must not claim *
* that you wrote the original software. If you use this software in a *
* product, an acknowledgment in the product documentation would be *
* appreciated but is not required. *
* *
* 2. Altered source versions must be plainly marked as such, and must not be *
* misrepresented as being the original software. *
* *
* 3. This notice may not be removed or altered from any source distribution. *
* *
********************************************************************************/
#ifndef TEST_QUATERNION_H
#define TEST_QUATERNION_H
#endif
// Libraries
#include "../../Test.h"
#include "../../../src/mathematics/Quaternion.h"
using namespace reactphysics3d;
/// Reactphysics3D namespace
namespace reactphysics3d {
// Class TestQuaternion
/**
* Unit test for the Quaternion class
*/
class TestQuaternion : public Test {
private :
// ---------- Atributes ---------- //
/// Identity Quaternion
Quaternion mIdentity;
/// First test quaternion
Quaternion mQuaternion1;
public :
// ---------- Methods ---------- //
/// Constructor
TestQuaternion() : mIdentity(Quaternion::identity()) {
decimal sinA = sin(PI/8.0f);
decimal cosA = cos(PI/8.0f);
mQuaternion1 = Quaternion(sinA, sinA, sinA, cosA);
}
/// Run the tests
void run() {
testConstructors();
}
/// Test the constructors
void testConstructors() {
Quaternion quaternion1(mQuaternion1);
test(mQuaternion1== quaternion1);
Quaternion quaternion2(4, 5, 6, 7);
test(quaternion2 == Quaternion(4, 5, 6, 7));
Quaternion quaternion3(8, Vector3(3, 5, 2));
test(quaternion3 == Quaternion(5, 6, 7, 4));
Matrix3x3 matrix(2, 3, 4, 5, 6, 7, 8, 9, 10);
Quaternion quaternion4(matrix);
Matrix3x3 result = quaternion4.getMatrix();
test(approxEqual(matrix.getValue(0, 0), result.getValue(0, 0), 0.1));
std::cout << "matrix : " << matrix.getValue(0, 0) << ", " << result.getValue(0, 0) << std::endl;
test(approxEqual(matrix.getValue(0, 1), result.getValue(0, 1), 0.1));
test(approxEqual(matrix.getValue(0, 2), result.getValue(0, 2), 0.1));
test(approxEqual(matrix.getValue(1, 0), result.getValue(1, 0), 0.1));
test(approxEqual(matrix.getValue(1, 1), result.getValue(1, 1), 0.1));
test(approxEqual(matrix.getValue(1, 2), result.getValue(1, 2), 0.1));
test(approxEqual(matrix.getValue(2, 0), result.getValue(2, 0), 0.1));
test(approxEqual(matrix.getValue(2, 1), result.getValue(2, 1), 0.1));
test(approxEqual(matrix.getValue(2, 2), result.getValue(2, 2), 0.1));
}
};
}