Package javax.vecmath

Class Tuple4f

  • All Implemented Interfaces:
    java.io.Serializable, java.lang.Cloneable
    Direct Known Subclasses:
    Color4f, Point4f, Quat4f, TexCoord4f, Vector4f
    public abstract class Tuple4f
extends java.lang.Object
implements java.io.Serializable, java.lang.Cloneable
    A 4-element tuple represented by single-precision floating point x,y,z,w coordinates.
    See Also:
    Serialized Form

    • Field Summary

      Fields 
      Modifier and Type Field Description
      float w
      The w coordinate.
      float x
      The x coordinate.
      float y
      The y coordinate.
      float z
      The z coordinate.

    • Constructor Summary

      Constructors 
      Constructor Description
      Tuple4f()
      Constructs and initializes a Tuple4f to (0,0,0,0).
      Tuple4f​(float[] t)
      Constructs and initializes a Tuple4f from the array of length 4.
      Tuple4f​(float x, float y, float z, float w)
      Constructs and initializes a Tuple4f from the specified xyzw coordinates.
      Tuple4f​(Tuple4d t1)
      Constructs and initializes a Tuple4f from the specified Tuple4d.
      Tuple4f​(Tuple4f t1)
      Constructs and initializes a Tuple4f from the specified Tuple4f.

    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      void absolute()
      Sets each component of this tuple to its absolute value.
      void absolute​(Tuple4f t)
      Sets each component of the tuple parameter to its absolute value and places the modified values into this tuple.
      void add​(Tuple4f t1)
      Sets the value of this tuple to the sum of itself and t1.
      void add​(Tuple4f t1, Tuple4f t2)
      Sets the value of this tuple to the 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, Tuple4f 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, Tuple4f 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, Tuple4f 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​(Tuple4f 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 Tuple4f and all of the data members of t1 are equal to the corresponding data members in this Tuple4f.
      boolean equals​(Tuple4f t1)
      Returns true if all of the data members of Tuple4f t1 are equal to the corresponding data members in this Tuple4f.
      void get​(float[] t)
      Copies the values of this tuple into the array t.
      void get​(Tuple4f t)
      Copies the values of this tuple into the tuple t.
      float getW()
      Get the w coordinate.
      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​(Tuple4f 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​(Tuple4f t1, Tuple4f 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​(Tuple4f 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, Tuple4f t1)
      Sets the value of this tuple to the scalar multiplication of tuple t1.
      void scaleAdd​(float s, Tuple4f 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, Tuple4f t1, Tuple4f t2)
      Sets the value of this tuple to the scalar multiplication of tuple t1 plus tuple t2 (this = s*t1 + t2).
      void set​(float[] t)
      Sets the value of this tuple to the specified coordinates in the array of length 4.
      void set​(float x, float y, float z, float w)
      Sets the value of this tuple to the specified xyzw coordinates.
      void set​(Tuple4d t1)
      Sets the value of this tuple to the value of tuple t1.
      void set​(Tuple4f t1)
      Sets the value of this tuple to the value of tuple t1.
      void setW​(float w)
      Set the w coordinate.
      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​(Tuple4f t1)
      Sets the value of this tuple to the difference of itself and t1 (this = this - t1).
      void sub​(Tuple4f t1, Tuple4f t2)
      Sets the value of this tuple to the difference of tuples t1 and t2 (this = t1 - t2).
      java.lang.String toString()
      Returns a string that contains the values of this Tuple4f.

      • 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.

      • w

        public float w
        The w coordinate.

    • Constructor Detail

      • Tuple4f

        public Tuple4f​(float x,
               float y,
               float z,
               float w)
        Constructs and initializes a Tuple4f from the specified xyzw coordinates.
        Parameters:
        x - the x coordinate
        y - the y coordinate
        z - the z coordinate
        w - the w coordinate

      • Tuple4f

        public Tuple4f​(float[] t)
        Constructs and initializes a Tuple4f from the array of length 4.
        Parameters:
        t - the array of length 4 containing xyzw in order

      • Tuple4f

        public Tuple4f​(Tuple4f t1)
        Constructs and initializes a Tuple4f from the specified Tuple4f.
        Parameters:
        t1 - the Tuple4f containing the initialization x y z w data

      • Tuple4f

        public Tuple4f​(Tuple4d t1)
        Constructs and initializes a Tuple4f from the specified Tuple4d.
        Parameters:
        t1 - the Tuple4d containing the initialization x y z w data

      • Tuple4f

        public Tuple4f()
        Constructs and initializes a Tuple4f to (0,0,0,0).

    • Method Detail

      • set

        public final void set​(float x,
                      float y,
                      float z,
                      float w)
        Sets the value of this tuple to the specified xyzw coordinates.
        Parameters:
        x - the x coordinate
        y - the y coordinate
        z - the z coordinate
        w - the w coordinate

      • set

        public final void set​(float[] t)
        Sets the value of this tuple to the specified coordinates in the array of length 4.
        Parameters:
        t - the array of length 4 containing xyzw in order

      • set

        public final void set​(Tuple4f 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​(Tuple4d 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)
        Copies the values of this tuple into the array t.
        Parameters:
        t - the array

      • get

        public final void get​(Tuple4f t)
        Copies the values of this tuple into the tuple t.
        Parameters:
        t - the target tuple

      • add

        public final void add​(Tuple4f t1,
                      Tuple4f t2)
        Sets the value of this tuple to the sum of tuples t1 and t2.
        Parameters:
        t1 - the first tuple
        t2 - the second tuple

      • add

        public final void add​(Tuple4f t1)
        Sets the value of this tuple to the sum of itself and t1.
        Parameters:
        t1 - the other tuple

      • sub

        public final void sub​(Tuple4f t1,
                      Tuple4f t2)
        Sets the value of this tuple to the difference of tuples t1 and t2 (this = t1 - t2).
        Parameters:
        t1 - the first tuple
        t2 - the second tuple

      • sub

        public final void sub​(Tuple4f t1)
        Sets the value of this tuple to the difference of itself and t1 (this = this - t1).
        Parameters:
        t1 - the other tuple

      • negate

        public final void negate​(Tuple4f 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,
                        Tuple4f t1)
        Sets the value of this tuple 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,
                           Tuple4f t1,
                           Tuple4f t2)
        Sets the value of this tuple to the scalar multiplication of tuple t1 plus tuple t2 (this = s*t1 + t2).
        Parameters:
        s - the scalar value
        t1 - the tuple to be multipled
        t2 - the tuple to be added

      • scaleAdd

        public final void scaleAdd​(float s,
                           Tuple4f 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

      • toString

        public java.lang.String toString()
        Returns a string that contains the values of this Tuple4f. The form is (x,y,z,w).
        Overrides:
        toString in class java.lang.Object
        Returns:
        the String representation

      • equals

        public boolean equals​(Tuple4f t1)
        Returns true if all of the data members of Tuple4f t1 are equal to the corresponding data members in this Tuple4f.
        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 Tuple4f and all of the data members of t1 are equal to the corresponding data members in this Tuple4f.
        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​(Tuple4f 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), abs(w1-w2)].
        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 Tuple4f objects with identical data values (i.e., Tuple4f.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,
                        Tuple4f 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,
                           Tuple4f 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,
                           Tuple4f 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​(Tuple4f 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 void interpolate​(Tuple4f t1,
                        Tuple4f 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 void interpolate​(Tuple4f 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

      • getW

        public final float getW()
        Get the w coordinate.
        Returns:
        the w coordinate.
        Since:
        vecmath 1.5

      • setW

        public final void setW​(float w)
        Set the w coordinate.
        Parameters:
        w - value to w coordinate.
        Since:
        vecmath 1.5