## javax.vecmath
Class Tuple3f

    java.lang.Object
      javax.vecmath.Tuple3f

All Implemented Interfaces:
  java.io.Serializable, java.lang.Cloneable

Direct Known Subclasses:
  Color3f, Point3f, TexCoord3f, Vector3f

    public abstract class Tuple3f

extends java.lang.Object
implements java.io.Serializable, java.lang.Cloneable

A generic 3-element tuple that is represented by single precision-floating point x,y,z coordinates.

See Also:
  Serialized Form

Field Summary
`float` `x` The x coordinate.
`float` `y` The y coordinate.
`float` `z` The z coordinate.

Constructor Summary
`Tuple3f()` Constructs and initializes a Tuple3f to (0,0,0).
`Tuple3f(float[] t)` Constructs and initializes a Tuple3f from the array of length 3.
`Tuple3f(float x, float y, float z)` Constructs and initializes a Tuple3f from the specified xyz coordinates.
`Tuple3f(Tuple3d t1)` Constructs and initializes a Tuple3f from the specified Tuple3d.
`Tuple3f(Tuple3f t1)` Constructs and initializes a Tuple3f from the specified Tuple3f.

Method Summary
`void` `absolute()` Sets each component of this tuple to its absolute value.
`void` `absolute(Tuple3f t)` Sets each component of the tuple parameter to its absolute value and places the modified values into this tuple.
`void` `add(Tuple3f t1)` Sets the value of this tuple to the vector sum of itself and tuple t1.
`void` `add(Tuple3f t1, Tuple3f t2)` Sets the value of this tuple to the vector sum of tuples t1 and t2.
`void` `clamp(float min, float max)` Clamps this tuple to the range [low, high].
`void` `clamp(float min, float max, Tuple3f t)` Clamps the tuple parameter to the range [low, high] and places the values into this tuple.
`void` `clampMax(float max)` Clamps the maximum value of this tuple to the max parameter.
`void` `clampMax(float max, Tuple3f t)` Clamps the maximum value of the tuple parameter to the max parameter and places the values into this tuple.
`void` `clampMin(float min)` Clamps the minimum value of this tuple to the min parameter.
`void` `clampMin(float min, Tuple3f t)` Clamps the minimum value of the tuple parameter to the min parameter and places the values into this tuple.
`java.lang.Object` `clone()` Creates a new object of the same class as this object.
`boolean` `epsilonEquals(Tuple3f t1, float epsilon)` 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.
`boolean` `equals(java.lang.Object t1)` Returns true if the Object t1 is of type Tuple3f and all of the data members of t1 are equal to the corresponding data members in this Tuple3f.
`boolean` `equals(Tuple3f t1)` Returns true if the Object t1 is of type Tuple3f and all of the data members of t1 are equal to the corresponding data members in this Tuple3f.
`void` `get(float[] t)` Gets the value of this tuple and copies the values into t.
`void` `get(Tuple3f t)` Gets the value of this tuple and copies the values into t.
`float` `getX()` Get the x coordinate.
`float` `getY()` Get the y coordinate.
`float` `getZ()` Get the z coordinate.
`int` `hashCode()` Returns a hash code value based on the data values in this object.
`void` `interpolate(Tuple3f t1, float alpha)` Linearly interpolates between this tuple and tuple t1 and places the result into this tuple: this = (1-alpha)*this + alpha*t1.
`void` `interpolate(Tuple3f t1, Tuple3f t2, float alpha)` Linearly interpolates between tuples t1 and t2 and places the result into this tuple: this = (1-alpha)*t1 + alpha*t2.
`void` `negate()` Negates the value of this tuple in place.
`void` `negate(Tuple3f t1)` Sets the value of this tuple to the negation of tuple t1.
`void` `scale(float s)` Sets the value of this tuple to the scalar multiplication of the scale factor with this.
`void` `scale(float s, Tuple3f t1)` Sets the value of this vector to the scalar multiplication of tuple t1.
`void` `scaleAdd(float s, Tuple3f t1)` Sets the value of this tuple to the scalar multiplication of itself and then adds tuple t1 (this = s*this + t1).
`void` `scaleAdd(float s, Tuple3f t1, Tuple3f t2)` Sets the value of this tuple to the scalar multiplication of tuple t1 and then adds tuple t2 (this = s*t1 + t2).
`void` `set(float[] t)` Sets the value of this tuple to the xyz coordinates specified in the array of length 3.
`void` `set(float x, float y, float z)` Sets the value of this tuple to the specified xyz coordinates.
`void` `set(Tuple3d t1)` Sets the value of this tuple to the value of tuple t1.
`void` `set(Tuple3f t1)` Sets the value of this tuple to the value of tuple t1.
`void` `setX(float x)` Set the x coordinate.
`void` `setY(float y)` Set the y coordinate.
`void` `setZ(float z)` Set the Z coordinate.
`void` `sub(Tuple3f t1)` Sets the value of this tuple to the vector difference of itself and tuple t1 (this = this - t1) .
`void` `sub(Tuple3f t1, Tuple3f t2)` Sets the value of this tuple to the vector difference of tuples t1 and t2 (this = t1 - t2).
`java.lang.String` `toString()` Returns a string that contains the values of this Tuple3f.

Methods inherited from class java.lang.Object
`finalize, getClass, notify, notifyAll, wait, wait, wait`

Field Detail

### x

    public float x

  The x coordinate.

### y

    public float y

  The y coordinate.

### z

    public float z

  The z coordinate.

Constructor Detail

### Tuple3f

    public Tuple3f(float x,
                   float y,
                   float z)

  Constructs and initializes a Tuple3f from the specified xyz coordinates.

  Parameters:
    `x` - the x coordinate
    `y` - the y coordinate
    `z` - the z coordinate

### Tuple3f

    public Tuple3f(float[] t)

  Constructs and initializes a Tuple3f from the array of length 3.

  Parameters:
    `t` - the array of length 3 containing xyz in order

### Tuple3f

    public Tuple3f(Tuple3f t1)

  Constructs and initializes a Tuple3f from the specified Tuple3f.

  Parameters:
    `t1` - the Tuple3f containing the initialization x y z data

### Tuple3f

    public Tuple3f(Tuple3d t1)

  Constructs and initializes a Tuple3f from the specified Tuple3d.

  Parameters:
    `t1` - the Tuple3d containing the initialization x y z data

### Tuple3f

    public Tuple3f()

  Constructs and initializes a Tuple3f to (0,0,0).

Method Detail

### toString

    public java.lang.String toString()

  Returns a string that contains the values of this Tuple3f. The form is (x,y,z).

  Overrides:
    `toString` in class `java.lang.Object`
  Returns:
    the String representation

### set

    public final void set(float x,
                          float y,
                          float z)

  Sets the value of this tuple to the specified xyz coordinates.

  Parameters:
    `x` - the x coordinate
    `y` - the y coordinate
    `z` - the z coordinate

### set

    public final void set(float[] t)

  Sets the value of this tuple to the xyz coordinates specified in the array of length 3.

  Parameters:
    `t` - the array of length 3 containing xyz in order

### set

    public final void set(Tuple3f t1)

  Sets the value of this tuple to the value of tuple t1.

  Parameters:
    `t1` - the tuple to be copied

### set

    public final void set(Tuple3d t1)

  Sets the value of this tuple to the value of tuple t1.

  Parameters:
    `t1` - the tuple to be copied

### get

    public final void get(float[] t)

  Gets the value of this tuple and copies the values into t.

  Parameters:
    `t` - the array of length 3 into which the values are copied

### get

    public final void get(Tuple3f t)

  Gets the value of this tuple and copies the values into t.

  Parameters:
    `t` - the Tuple3f object into which the values of this object are copied

### add

    public final void add(Tuple3f t1,
                          Tuple3f t2)

  Sets the value of this tuple to the vector sum of tuples t1 and t2.

  Parameters:
    `t1` - the first tuple
    `t2` - the second tuple

### add

    public final void add(Tuple3f t1)

  Sets the value of this tuple to the vector sum of itself and tuple t1.

  Parameters:
    `t1` - the other tuple

### sub

    public final void sub(Tuple3f t1,
                          Tuple3f t2)

  Sets the value of this tuple to the vector difference of tuples t1 and t2 (this = t1 - t2).

  Parameters:
    `t1` - the first tuple
    `t2` - the second tuple

### sub

    public final void sub(Tuple3f t1)

  Sets the value of this tuple to the vector difference of itself and tuple t1 (this = this - t1) .

  Parameters:
    `t1` - the other tuple

### negate

    public final void negate(Tuple3f t1)

  Sets the value of this tuple to the negation of tuple t1.

  Parameters:
    `t1` - the source tuple

### negate

    public final void negate()

  Negates the value of this tuple in place.

### scale

    public final void scale(float s,
                            Tuple3f t1)

  Sets the value of this vector to the scalar multiplication of tuple t1.

  Parameters:
    `s` - the scalar value
    `t1` - the source tuple

### scale

    public final void scale(float s)

  Sets the value of this tuple to the scalar multiplication of the scale factor with this.

  Parameters:
    `s` - the scalar value

### scaleAdd

    public final void scaleAdd(float s,
                               Tuple3f t1,
                               Tuple3f t2)

  Sets the value of this tuple to the scalar multiplication of tuple t1 and then adds tuple t2 (this = s*t1 + t2).

  Parameters:
    `s` - the scalar value
    `t1` - the tuple to be scaled and added
    `t2` - the tuple to be added without a scale

### scaleAdd

    public final void scaleAdd(float s,
                               Tuple3f t1)

  Sets the value of this tuple to the scalar multiplication of itself and then adds tuple t1 (this = s*this + t1).

  Parameters:
    `s` - the scalar value
    `t1` - the tuple to be added

### equals

    public boolean equals(Tuple3f t1)

  Returns true if the Object t1 is of type Tuple3f and all of the data members of t1 are equal to the corresponding data members in this Tuple3f.

  Parameters:
    `t1` - the vector with which the comparison is made
  Returns:
    true or false

### equals

    public boolean equals(java.lang.Object t1)

  Returns true if the Object t1 is of type Tuple3f and all of the data members of t1 are equal to the corresponding data members in this Tuple3f.

  Overrides:
    `equals` in class `java.lang.Object`
  Parameters:
    `t1` - the Object with which the comparison is made
  Returns:
    true or false

### epsilonEquals

    public boolean epsilonEquals(Tuple3f t1,
                                 float epsilon)

  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), abs(z1-z2)].

  Parameters:
    `t1` - the tuple to be compared to this tuple
    `epsilon` - the threshold value
  Returns:
    true or false

### hashCode

    public int hashCode()

  Returns a hash code value based on the data values in this object. Two different Tuple3f objects with identical data values (i.e., Tuple3f.equals returns true) will return the same hash code value. Two objects with different data members may return the same hash value, although this is not likely.

  Overrides:
    `hashCode` in class `java.lang.Object`
  Returns:
    the integer hash code value

### clamp

    public final void clamp(float min,
                            float max,
                            Tuple3f t)

  Clamps the tuple parameter to the range [low, high] and places the values into this tuple.

  Parameters:
    `min` - the lowest value in the tuple after clamping
    `max` - the highest value in the tuple after clamping
    `t` - the source tuple, which will not be modified

### clampMin

    public final void clampMin(float min,
                               Tuple3f t)

  Clamps the minimum value of the tuple parameter to the min parameter and places the values into this tuple.

  Parameters:
    `min` - the lowest value in the tuple after clamping
    `t` - the source tuple, which will not be modified

### clampMax

    public final void clampMax(float max,
                               Tuple3f t)

  Clamps the maximum value of the tuple parameter to the max parameter and places the values into this tuple.

  Parameters:
    `max` - the highest value in the tuple after clamping
    `t` - the source tuple, which will not be modified

### absolute

    public final void absolute(Tuple3f t)

  Sets each component of the tuple parameter to its absolute value and places the modified values into this tuple.

  Parameters:
    `t` - the source tuple, which will not be modified

### clamp

    public final void clamp(float min,
                            float max)

  Clamps this tuple to the range [low, high].

  Parameters:
    `min` - the lowest value in this tuple after clamping
    `max` - the highest value in this tuple after clamping

### clampMin

    public final void clampMin(float min)

  Clamps the minimum value of this tuple to the min parameter.

  Parameters:
    `min` - the lowest value in this tuple after clamping

### clampMax

    public final void clampMax(float max)

  Clamps the maximum value of this tuple to the max parameter.

  Parameters:
    `max` - the highest value in the tuple after clamping

### absolute

    public final void absolute()

  Sets each component of this tuple to its absolute value.

### interpolate

    public final void interpolate(Tuple3f t1,
                                  Tuple3f t2,
                                  float alpha)

  Linearly interpolates between tuples t1 and t2 and places the result into this tuple: this = (1-alpha)*t1 + alpha*t2.

  Parameters:
    `t1` - the first tuple
    `t2` - the second tuple
    `alpha` - the alpha interpolation parameter

### interpolate

    public final void interpolate(Tuple3f t1,
                                  float alpha)

  Linearly interpolates between this tuple and tuple t1 and places the result into this tuple: this = (1-alpha)*this + alpha*t1.

  Parameters:
    `t1` - the first tuple
    `alpha` - the alpha interpolation parameter

### clone

    public java.lang.Object clone()

  Creates a new object of the same class as this object.

  Overrides:
    `clone` in class `java.lang.Object`
  Returns:
    a clone of this instance.
  Throws:
    `java.lang.OutOfMemoryError` - if there is not enough memory.
  Since:
    vecmath 1.3
  See Also:
    `Cloneable`

### getX

    public final float getX()

  Get the x coordinate.

  Returns:
    the x coordinate.
  Since:
    vecmath 1.5

### setX

    public final void setX(float x)

  Set the x coordinate.

  Parameters:
    `x` - value to x coordinate.
  Since:
    vecmath 1.5

### getY

    public final float getY()

  Get the y coordinate.

  Returns:
    the y coordinate.
  Since:
    vecmath 1.5

### setY

    public final void setY(float y)

  Set the y coordinate.

  Parameters:
    `y` - value to y coordinate.
  Since:
    vecmath 1.5

### getZ

    public final float getZ()

  Get the z coordinate.

  Returns:
    the z coordinate
  Since:
    vecmath 1.5

### setZ

    public final void setZ(float z)

  Set the Z coordinate.

  Parameters:
    `z` - value to z coordinate.
  Since:
    vecmath 1.5

Copyright 1996-2008 Sun Microsystems, Inc. All Rights Reserved. Use is subject to license terms.