public TestVectorFunction()
{
//-------------------------------------------------------------------------
// Addition
//-------------------------------------------------------------------------
Vec2 testVectorAddition1 = new Vec2(2, 3);
Vec2 testVectorAddition2 = new Vec2(3, 4);
Console.WriteLine("Addition ok ?:" + (testVectorAddition1.x + testVectorAddition2.x == 5 && testVectorAddition1.y + testVectorAddition2.y == 7));
//-------------------------------------------------------------------------
// Subtraction
//-------------------------------------------------------------------------
Vec2 testVectorSubtraction1 = new Vec2(2, 3);
Vec2 testVectorSubtraction2 = new Vec2(3, 4);
Console.WriteLine("Subtraction ok ?:" + (testVectorSubtraction1.x - testVectorSubtraction2.x == -1 && testVectorSubtraction1.y - testVectorSubtraction2.y == -1));
//-------------------------------------------------------------------------
// Multiplication Right
//-------------------------------------------------------------------------
Vec2 testMultiplicationRight = new Vec2(2, 3);
Vec2 resultMultiplicationRight = testMultiplicationRight * 3;
Console.WriteLine("Scalar multiplication right ok ?:" + (resultMultiplicationRight.x == 6 && resultMultiplicationRight.y == 9 && testMultiplicationRight.x == 2 && testMultiplicationRight.y == 3));
//-------------------------------------------------------------------------
// Multiplication Left
//-------------------------------------------------------------------------
Vec2 testMultiplicationLeft = new Vec2(2, 3);
Vec2 resultMultiplicationLeft = testMultiplicationRight * 3;
Console.WriteLine("Scalar multiplication right ok ?:" + (resultMultiplicationLeft.x == 6 && resultMultiplicationLeft.y == 9 && testMultiplicationLeft.x == 2 && testMultiplicationLeft.y == 3));
//-------------------------------------------------------------------------
// Magnitude
//-------------------------------------------------------------------------
Vec2 testVectorMagnitude = new Vec2(3, 4);
Console.WriteLine("Magnitude ok ?:" + (testVectorMagnitude.Magnitude() == 5f));
//-------------------------------------------------------------------------
// Normalize Current Vector
//-------------------------------------------------------------------------
Vec2 testVectorNormalizeCurrent = new Vec2(3, 4);
testVectorNormalizeCurrent.Normalize();
Console.WriteLine("Normalized Curent Vector ok ?:" + (testVectorNormalizeCurrent.x == 0.6f && testVectorNormalizeCurrent.y == 0.8f));
//-------------------------------------------------------------------------
// Normalize New Vector
//-------------------------------------------------------------------------
Vec2 testVectorNormalizeOther = new Vec2(3, 4);
Vec2 normalizedVector = testVectorNormalizeOther.Normalized();
Console.WriteLine("Normalized New Vector ok ?:" + (normalizedVector.x == 0.6f && normalizedVector.y == 0.8f));
//-------------------------------------------------------------------------
// SetScale Vector
//-------------------------------------------------------------------------
Vec2 testVectorSetScale = new Vec2(3, 4);
testVectorSetScale.SetXY(5, 6);
Console.WriteLine("SetScale Vector ok ?:" + (testVectorSetScale.x == 5 && testVectorSetScale.y == 6));
//-------------------------------------------------------------------------
// Deg2Rad
//-------------------------------------------------------------------------
float angleDegrees = 45f;
Console.WriteLine("Deg2Rad ok ?:" + (Vec2.Deg2Rad(angleDegrees) == 0.25f * Mathf.PI));
//-------------------------------------------------------------------------
// Rad2Deg
//-------------------------------------------------------------------------
float angleRadiand = 0.25f * Mathf.PI;
Console.WriteLine("Rad2Deg ok ?:" + (Vec2.Rad2Deg(angleRadiand) == 45f));
//-------------------------------------------------------------------------
// SetAngleDegrees
//-------------------------------------------------------------------------
Vec2 setNewAngleDegrees = new Vec2(10, 0);
Vec2 expected = new Vec2(7.071068f, 7.071068f);
setNewAngleDegrees.SetAngleDegrees(45);
Console.WriteLine("SetAngleDegrees ok ?:" + (setNewAngleDegrees.x == expected.x && setNewAngleDegrees.y == expected.y));
//-------------------------------------------------------------------------
// SetAngleRadians
//-------------------------------------------------------------------------
Vec2 setNewAngleRadians = new Vec2(10, 0);
Vec2 expectedRad = new Vec2(7.071068f, 7.071068f);
setNewAngleRadians.SetAngleRadians(Mathf.PI * 0.25f);
Console.WriteLine("SetAngleRadians ok ?:" + (setNewAngleRadians.x == expectedRad.x && setNewAngleRadians.y == expectedRad.y));
//-------------------------------------------------------------------------
// getAndleDegrees
//-------------------------------------------------------------------------
Vec2 getAndleDegrees = new Vec2(10, 10);
Console.WriteLine("getAndleDegrees ok ?:" + (getAndleDegrees.GetAngleDegrees() == 45f));
//-------------------------------------------------------------------------
// getAndleRadians
//-------------------------------------------------------------------------
Vec2 getAndleRadians = new Vec2(10, 10);
Console.WriteLine("getAndleRadians ok ?:" + (getAndleRadians.GetAngleRadians() == Vec2.Deg2Rad(45f)));
//-------------------------------------------------------------------------
// RotateDegrees
//-------------------------------------------------------------------------
Vec2 originalRoatateDeg = new Vec2(10, 0);
Vec2 endRoatateDeg = new Vec2(7.071068f, 7.071068f);
originalRoatateDeg.RotateDegrees(45f);
Console.WriteLine("RotateDegrees ok ?:" + (originalRoatateDeg.x == endRoatateDeg.x && originalRoatateDeg.y == endRoatateDeg.y));
//-------------------------------------------------------------------------
// RotateRadians
//-------------------------------------------------------------------------
Vec2 originalRoatateRad = new Vec2(10, 0);
Vec2 endRoatateRad = new Vec2(7.071068f, 7.071068f);
originalRoatateRad.RotateRadians(Mathf.PI * 0.25f);
Console.WriteLine("RotateRadians ok ?:" + (originalRoatateRad.x == endRoatateRad.x && originalRoatateRad.y == endRoatateRad.y));
//-------------------------------------------------------------------------
// RotateOverDegrees
//-------------------------------------------------------------------------
Vec2 originalRoatateOverDeg = new Vec2(10, 0);
Vec2 pointDeg = new Vec2(5, 0);
Vec2 endRoatateOverDeg = new Vec2(8.535534f, 3.535534f);
originalRoatateOverDeg.RotateAroundDegrees(45f, pointDeg);
Console.WriteLine("RotateOverDegrees ok ?:" + (originalRoatateOverDeg.x == endRoatateOverDeg.x && originalRoatateOverDeg.y == endRoatateOverDeg.y));
//-------------------------------------------------------------------------
// RotateOverRadians
//-------------------------------------------------------------------------
Vec2 originalRoatateOverRad = new Vec2(10, 0);
Vec2 pointRad = new Vec2(5, 0);
Vec2 endRoatateOverRad = new Vec2(8.535534f, 3.535534f);
originalRoatateOverRad.RotateAroundRadians(Mathf.PI * 0.25f, pointDeg);
Console.WriteLine("RotateOverRadians ok ?:" + (originalRoatateOverRad.x == endRoatateOverRad.x && originalRoatateOverRad.y == endRoatateOverRad.y));
//-------------------------------------------------------------------------
// Dot product
//-------------------------------------------------------------------------
Vec2 testDotProductVec1 = new Vec2(2, 3);
Vec2 testDotProductVec2 = new Vec2(4, 5);
Console.WriteLine("Dot product ok ?:" + (testDotProductVec1.Dot(testDotProductVec2) == 23));
//-------------------------------------------------------------------------
// Normal
//-------------------------------------------------------------------------
Vec2 testVectorForNormal = new Vec2(3, -4);
Vec2 normal = testVectorForNormal.Normal();
Console.WriteLine("Normal ok ?:" + (normal.x == 0.8f && normal.y == 0.6f));
//-------------------------------------------------------------------------
// Reflect velocity
//-------------------------------------------------------------------------
Vec2 testVelocity = new Vec2(2, -11);
Vec2 testNormal = new Vec2(0.8f, 0.6f);
testVelocity.Reflect(1, testNormal);
Console.WriteLine("Reflect velocity ok ?:" + (testVelocity.x == 10f && testVelocity.y == -5f));
}
/// <summary>
/// unit test for degrees to radians conversion
/// </summary>
private void testDegToRad()
{
float deg = 180f;
Console.WriteLine("DegToRad works?: " + (Vec2.Deg2Rad(deg) == Mathf.PI));
}