public QuadraticFrictionProjectile(double beta, double v0Mag)
{
AddEqParameter(_g, g);
AddEqParameter(_beta, beta);
AddEqParameter(_v0Mag, v0Mag);
rk = new RungeKutta(updateCoordinates);
}
public QuadraticFrictionProjectile(double beta, double vx0, double vy0)
{
AddEqParameter(_g, g);
AddEqParameter(_t, t);
AddEqParameter(_beta, beta);
AddDependentVariable(_theta, () => Math.Atan(vy0/vx0));
AddDependentVariable(_x, () => xOft(this[_t]));
AddDependentVariable(_y, () => yOft(this[_t]));
rk = new RungeKutta(updateCoordinates);
this.CurrentPosAndVelocity = new double[4] { 0, 0, vx0, vy0 };
SetParameter(_t, 0);
}
private void InitializeComponent()
{
this.redBall = new System.Windows.Forms.PictureBox();
this.blackBall = new System.Windows.Forms.PictureBox();
this.anchor = new System.Windows.Forms.PictureBox();
this.timer1 = new System.Windows.Forms.Timer(new System.ComponentModel.Container());
this.SuspendLayout();
this.l = A["l"];
xOffset = this.Width / 2;
yOffset = this.Height / 2;
this.anchor.BackColor = Color.Purple;
this.anchor.Size = new System.Drawing.Size(3, 3);
this.anchor.SizeMode = System.Windows.Forms.PictureBoxSizeMode.StretchImage;
anchor.Location = new Point((int)xOffset, (int)yOffset);
this.redBall.BackColor = Color.Red;
this.redBall.Name = "picTarget";
this.redBall.Size = new System.Drawing.Size(5, 5);
this.redBall.SizeMode = System.Windows.Forms.PictureBoxSizeMode.StretchImage;
this.redBall.TabIndex = 0;
this.redBall.TabStop = false;
this.blackBall.BackColor = Color.Black;
this.blackBall.Name = "picBall";
this.blackBall.Size = new System.Drawing.Size(5, 5);
this.blackBall.SizeMode = System.Windows.Forms.PictureBoxSizeMode.StretchImage;
this.blackBall.TabIndex = 1;
this.blackBall.TabStop = false;
this.timer1.Interval = (int)(1000*h);
this.timer1.Enabled = true;
this.timer1.Tick += new System.EventHandler(this.timer1_Tick);
this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
this.BackColor = System.Drawing.Color.White;
this.ClientSize = new System.Drawing.Size(392, 341);
this.Controls.AddRange(new System.Windows.Forms.Control[] {
this.blackBall,
this.redBall, this.anchor});
this.Name = "Form1";
this.Text = "Crasher";
this.ResumeLayout(false);
background = new Bitmap(this.Width, this.Height);
g = Graphics.FromImage(background);
B = new RungeKutta(A.updateYVals);
y = A.initialValues;
}
public void Evolve(double ti, double tf, double dt)
{
double[] yvals = initialValues;
var series = new RungeKutta().Evaluate(ti, tf, dt, 4, yvals, updateYVals);
var data = new PlotData(series);
data.Graph();
}
