DrawArrow.m

function DrawArrow( CenterX, CenterY, Radius, Angle, Width, Color )

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    %Method Description:
    %
    %Simple tool for drawing arrows with a certain color, angle and size,
    %used in the GeometricDistortion visualization
    
    XY  =   [   CenterX                 CenterY + Radius;       ...
                CenterX + 1   * Width   CenterY + 0.2 * Radius; ...
                CenterX + 0.5 * Width   CenterY + 0.2 * Radius; ...
                CenterX + Width / 2     CenterY - Radius;       ...
                CenterX - Width / 2     CenterY - Radius;       ...
                CenterX - 0.5 * Width   CenterY + 0.2 * Radius; ...
                CenterX - 1   * Width   CenterY + 0.2 * Radius  ];
                
    [XAdj, YAdj]   = AdjustAngle( XY(:,1), XY(:,2), CenterX, CenterY, -Angle - pi/2 );
    
    fill(XAdj, YAdj, Color)

end