static void Main(string[] args)
{
Vector2D vec1 = new Vector2D(1.0, 3.0);
Vector2D vec2 = new Vector2D(2.0, 4.0);
Vector2D vec3 = new Vector2D(1.0, 3.0);
Vector2D vec4 = new Vector2D(3.0, 1.0);
Matrix2x2 m = new Matrix2x2(vec1, vec2);
Matrix2x2 n = new Matrix2x2(vec3, vec4);
Matrix2x2 p;
Console.WriteLine("m is");
m.WriteMatrix();
Console.WriteLine("n is");
n.WriteMatrix();
Console.WriteLine("Transpose matrix m");
m.Transpose();
m.WriteMatrix();
Console.WriteLine("Add matrix m and n");
m.AddMatrix(n);
m.WriteMatrix();
Console.WriteLine("subtract matrix m-n");
m.SubtractMatrix(n);
m.WriteMatrix();
Console.WriteLine("Multiply m and n");
p = m.MultiplyMatrix(n);
p.WriteMatrix();
m.SetScalingMatrix(4, 4);
m.WriteMatrix();
m.SetRotationMatrixInDegrees(60.0);
m.WriteMatrix();
m.SetIdentityMatrix();
m.WriteMatrix();
Console.ReadLine();
}
//Gets the dot product of two Vector2D objects
public double GetDotProduct(Vector2D otherVector)
{
return ((X * otherVector.X) + (Y * otherVector.Y));
}
//Gets the angle between two Vector2D objects in radians
public double GetAngleBetweenVector(Vector2D otherVector)
{
return Math.Acos(GetDotProduct(otherVector) / (GetMagnitude() * otherVector.GetMagnitude()));
}
//Finds the linear interpolation Vector2D between two Vector2D objects
//Using t, to determine the position of the linear interpolation vector is oriented between the two Vector2D objects
//t=0 LerpVector = Vector2D being used to call the method Lerp(otherVector,t) , t=1 LerpVector = otherVector
public void Lerp(Vector2D otherVector, double t)
{
//0 <= t <= 1
//New vector = (1 - t)A + tB
//A-tA + tB
if(0 <= t && t <= 1)
{
Vector2D scaledVA = new Vector2D(X, Y);
Vector2D scaledVB = new Vector2D(otherVector.X, otherVector.Y);
scaledVA.ScalarMultiplication(t);
scaledVB.ScalarMultiplication(t);
SubtractVector(scaledVA.X, scaledVA.Y);
AddVector(scaledVB.X, scaledVB.Y);
}
else
{
Console.WriteLine("Invalid value for t");
}
}
