/// <summary> Linearly interpolates between this tuple and tuple t1 and places the
/// result into this tuple: this = (1-alpha)*this + alpha*t1.
/// </summary>
/// <param name="t1">the first tuple
/// </param>
/// <param name="alpha">the alpha interpolation parameter
///
/// </param>
public void interpolate(Tuple2d t1, double alpha)
{
double beta = 1 - alpha;
x = beta * x + alpha * t1.x;
y = beta * y + alpha * t1.y;
}
/// <summary> Sets the value of this tuple to the value of the Tuple2d argument.</summary>
/// <param name="t1">the tuple to be copied
/// </param>
public void set_Renamed(Tuple2d t1)
{
//UPGRADE_WARNING: Data types in Visual C# might be different. Verify the accuracy of narrowing conversions. "ms-help://MS.VSCC.v80/dv_commoner/local/redirect.htm?index='!DefaultContextWindowIndex'&keyword='jlca1042'"
x = (float)t1.x;
//UPGRADE_WARNING: Data types in Visual C# might be different. Verify the accuracy of narrowing conversions. "ms-help://MS.VSCC.v80/dv_commoner/local/redirect.htm?index='!DefaultContextWindowIndex'&keyword='jlca1042'"
y = (float)t1.y;
}
/// <summary> Linearly interpolates between tuples t1 and t2 and places the
/// result into this tuple: this = (1-alpha)*t1 + alpha*t2.
/// </summary>
/// <param name="t1">the first tuple
/// </param>
/// <param name="t2">the second tuple
/// </param>
/// <param name="alpha">the alpha interpolation parameter
/// </param>
public void interpolate(Tuple2d t1, Tuple2d t2, double alpha)
{
set_Renamed(t1);
interpolate(t2, alpha);
}
/// <summary> Sets the value of this tuple to the scalar multiplication of itself and then
/// adds tuple t1 (this = s*this + t1).
/// </summary>
/// <param name="s">the scalar value
/// </param>
/// <param name="t1">the tuple to be added
/// </param>
public void scaleAdd(double s, Tuple2d t1)
{
x = s * x + t1.x;
y = s * y + t1.y;
}
/// <summary> Clamps the maximum value of the tuple parameter to the max parameter and
/// places the values into this tuple.
/// </summary>
/// <param name="max">the highest value in the tuple after clamping
/// </param>
/// <param name="t">the source tuple, which will not be modified
/// </param>
public void clampMax(double max, Tuple2d t)
{
set_Renamed(t);
clampMax(max);
}
/// <summary> Sets each component of the tuple parameter to its absolute value and
/// places the modified values into this tuple.
/// </summary>
/// <param name="t">the source tuple, which will not be modified
/// </param>
public void absolute(Tuple2d t)
{
set_Renamed(t);
absolute();
}
/// <summary> Clamps the tuple parameter to the range [low, high] and places the values
/// into this tuple.
/// </summary>
/// <param name="min">the lowest value in the tuple after clamping
/// </param>
/// <param name="max">the highest value in the tuple after clamping
/// </param>
/// <param name="t">the source tuple, which will not be modified
/// </param>
public void clamp(double min, double max, Tuple2d t)
{
set_Renamed(t);
clamp(min, max);
}
/// <summary> Clamps the minimum value of the tuple parameter to the min parameter
/// and places the values into this tuple.
/// </summary>
/// <param name="min">the lowest value in the tuple after clamping
/// </param>
/// <parm> t the source tuple, which will not be modified </parm>
public void clampMin(double min, Tuple2d t)
{
set_Renamed(t);
clampMin(min);
}
/// <summary> Constructs and initializes a Vector2f from the specified Tuple2d.</summary>
/// <param name="t1">the Tuple2d containing the initialization x y data
/// </param>
public Vector2f(Tuple2d t1) : base(t1)
{
}
// Why no get(Tuple2d t), which exists in Tuple3f ?
/// <summary> Sets the value of this tuple to the vector sum of tuples t1 and t2.</summary>
/// <param name="t1">the first tuple
/// </param>
/// <param name="t2">the second tuple
/// </param>
public void add(Tuple2d t1, Tuple2d t2)
{
x = t1.x + t2.x;
y = t1.y + t2.y;
}
/// <summary> Sets the value of this tuple to the scalar multiplication of tuple t1 and then
/// adds tuple t2 (this = s*t1 + t2).
/// </summary>
/// <param name="s">the scalar value
/// </param>
/// <param name="t1">the tuple to be multipled
/// </param>
/// <param name="t2">the tuple to be added
/// </param>
public void scaleAdd(double s, Tuple2d t1, Tuple2d t2)
{
x = s * t1.x + t2.x;
y = s * t1.y + t2.y;
}
/// <summary> Constructs and initializes a Tuple2d from the specified Tuple2d.</summary>
/// <param name="t1">the Tuple2d containing the initialization x y data
/// </param>
public Tuple2d(Tuple2d t1)
{
x = t1.x;
y = t1.y;
}
/// <summary> Sets the value of this tuple to the scalar multiplication of tuple t1.</summary>
/// <param name="s">the scalar value
/// </param>
/// <param name="t1">the source tuple
/// </param>
public void scale(double s, Tuple2d t1)
{
x = s * t1.x;
y = s * t1.y;
}
/// <summary> Sets the value of this tuple to the negation of tuple t1. </summary>
/// <param name="t1">the source vector
/// </param>
public void negate(Tuple2d t1)
{
x = -t1.x;
y = -t1.y;
}
/// <summary> Sets the value of this tuple to the vector difference of itself and tuple t1 (this = this - t1).</summary>
/// <param name="t1">the other tuple
/// </param>
public void sub(Tuple2d t1)
{
x -= t1.x;
y -= t1.y;
}
/// <summary> Sets the value of this tuple to the vector difference of tuple t1 and t2 (this = t1 - t2).</summary>
/// <param name="t1">the first tuple
/// </param>
/// <param name="t2">the second tuple
/// </param>
public void sub(Tuple2d t1, Tuple2d t2)
{
x = t1.x - t2.x;
y = t1.y - t2.y;
}
/// <summary> Sets the value of this tuple to the vector sum of itself and tuple t1.</summary>
/// <param name="t1"> the other tuple
/// </param>
public void add(Tuple2d t1)
{
x += t1.x;
y += t1.y;
}
/// <summary> Constructs and initializes a Point2f from the specified Tuple2d.</summary>
/// <param name="t1">the Tuple2d containing the initialization x y data
/// </param>
public Point2f(Tuple2d t1) : base(t1)
{
}
/// <summary> Returns a hash number based on the data values in this object.
/// Two different Tuple2d objects with identical data values
/// (ie, returns true for equals(Tuple2d) ) will return the same hash number.
/// Two vectors with different data members may return the same hash value,
/// although this is not likely.
/// </summary>
//public override int GetHashCode()
//{
// //UPGRADE_ISSUE: Method 'java.lang.Double.doubleToLongBits' was not converted. "ms-help://MS.VSCC.v80/dv_commoner/local/redirect.htm?index='!DefaultContextWindowIndex'&keyword='jlca1000_javalangDoubledoubleToLongBits_double'"
// long xbits = Double.doubleToLongBits(x);
// //UPGRADE_ISSUE: Method 'java.lang.Double.doubleToLongBits' was not converted. "ms-help://MS.VSCC.v80/dv_commoner/local/redirect.htm?index='!DefaultContextWindowIndex'&keyword='jlca1000_javalangDoubledoubleToLongBits_double'"
// long ybits = Double.doubleToLongBits(y);
// return (int) (xbits ^ (xbits >> 32) ^ ybits ^ (ybits >> 32));
//}
/// <summary> Returns true if all of the data members of Tuple2d t1 are equal to the corresponding
/// data members in this
/// </summary>
/// <param name="t1">the vector with which the comparison is made.
/// </param>
public bool equals(Tuple2d t1)
{
return(t1 != null && x == t1.x && y == t1.y);
}
/// <summary> Returns true if the L-infinite distance between this tuple and tuple t1 is
/// less than or equal to the epsilon parameter, otherwise returns false. The L-infinite
/// distance is equal to MAX[abs(x1-x2), abs(y1-y2)].
/// </summary>
/// <param name="t1">the tuple to be compared to this tuple
/// </param>
/// <param name="epsilon">the threshold value
/// </param>
public virtual bool epsilonEquals(Tuple2d t1, double epsilon)
{
return((System.Math.Abs(t1.x - this.x) <= epsilon) && (System.Math.Abs(t1.y - this.y) <= epsilon));
}
/// <summary> Sets the value of this tuple to the value of the Tuple2d argument.</summary>
/// <param name="t1">the tuple to be copied
/// </param>
public void set_Renamed(Tuple2d t1)
{
x = t1.x;
y = t1.y;
}
