public abstract class Tuple4d
extends java.lang.Object
implements java.io.Serializable
Modifier and Type | Field and Description |
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double |
w
The w coordinate.
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double |
x
The x coordinate.
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double |
y
The y coordinate.
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double |
z
The z coordinate.
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Constructor and Description |
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Tuple4d()
Constructs and initializes a Tuple4d to (0,0,0,0).
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Tuple4d(double[] t)
Constructs and initializes a Tuple4d from the specified array.
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Tuple4d(double x,
double y,
double z,
double w)
Constructs and initializes a Tuple4d from the specified xyzw coordinates.
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Tuple4d(Tuple4d t1)
Constructs and initializes a Tuple4d from the specified Tuple4d.
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Tuple4d(Tuple4f t1)
Constructs and initializes a Tuple4d from the specified Tuple4f.
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Modifier and Type | Method and Description |
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void |
absolute()
Sets each component of this tuple to its absolute value.
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void |
absolute(Tuple4d t)
Sets each component of the tuple parameter to its absolute value and
places the modified values into this tuple.
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void |
add(Tuple4d t1)
Sets the value of this tuple to the vector sum of itself and tuple t1.
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void |
add(Tuple4d t1,
Tuple4d t2)
Sets the value of this tuple to the vector sum of tuples t1 and t2.
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void |
clamp(double min,
double max)
Clamps this tuple to the range [low, high].
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void |
clamp(double min,
double max,
Tuple4d t)
Clamps the tuple parameter to the range [low, high] and places the values
into this tuple.
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void |
clampMax(double max)
Clamps the maximum value of this tuple to the max parameter.
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void |
clampMax(double max,
Tuple4d t)
Clamps the maximum value of the tuple parameter to the max parameter and
places the values into this tuple.
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void |
clampMin(double min)
Clamps the minimum value of this tuple to the min parameter.
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void |
clampMin(double min,
Tuple4d t)
Clamps the minimum value of the tuple parameter to the min parameter
and places the values into this tuple.
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boolean |
epsilonEquals(Tuple4d t1,
double 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.
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boolean |
equals(Tuple4d t1)
Returns true if all of the data members of Tuple4d t1 are equal to the corresponding
data members in this
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void |
get(double[] t)
Copies the value of the elements of this tuple into the array t[].
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void |
get(Tuple4d t)
Gets the value of this tuple and copies the values into the Tuple4d.
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int |
hashCode()
Returns a hash number based on the data values in this object.
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void |
interpolate(Tuple4d t1,
double alpha)
Linearly interpolates between this tuple and tuple t1 and places the
result into this tuple: this = (1-alpha)*this + alpha*t1.
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void |
interpolate(Tuple4d t1,
Tuple4d t2,
double alpha)
Linearly interpolates between tuples t1 and t2 and places the
result into this tuple: this = (1-alpha)*t1 + alpha*t2.
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void |
negate()
Negates the value of this vector in place.
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void |
negate(Tuple4d t1)
Sets the value of this tuple to the negation of tuple t1.
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void |
scale(double s)
Sets the value of this tuple to the scalar multiplication of itself.
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void |
scale(double s,
Tuple4d t1)
Sets the value of this tuple to the scalar multiplication of tuple t1.
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void |
scaleAdd(double s,
Tuple4d t1)
Sets the value of this tuple to the scalar multiplication of itself and then
adds tuple t1 (this = s*this + t1).
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void |
scaleAdd(double s,
Tuple4d t1,
Tuple4d t2)
Sets the value of this tuple to the scalar multiplication of tuple t1 and then
adds tuple t2 (this = s*t1 + t2).
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void |
set(double[] t)
Sets the value of this tuple from the 4 values specified in the array.
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void |
set(double x,
double y,
double z,
double w)
Sets the value of this tuple to the specified xyzw coordinates.
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void |
set(Tuple4d t1)
Sets the value of this tuple to the value of tuple t1.
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void |
set(Tuple4f t1)
Sets the value of this tuple to the value of tuple t1.
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void |
sub(Tuple4d t1)
Sets the value of this tuple to the vector difference of itself and tuple t1 (this = this - t1).
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void |
sub(Tuple4d t1,
Tuple4d t2)
Sets the value of this tuple to the vector difference of tuple t1 and t2 (this = t1 - t2).
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java.lang.String |
toString()
Returns a string that contains the values of this Tuple4d.
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public double x
public double y
public double z
public double w
public Tuple4d(double x, double y, double z, double w)
x
- the x coordinatey
- the y coordinatez
- the z coordinatew
- the w coordinatepublic Tuple4d(double[] t)
t
- the array of length 4 containing xyzw in orderpublic Tuple4d(Tuple4d t1)
t1
- the Tuple4d containing the initialization x y z w datapublic Tuple4d(Tuple4f t1)
t1
- the Tuple4f containing the initialization x y z w datapublic Tuple4d()
public final void set(double x, double y, double z, double w)
x
- the x coordinatey
- the y coordinatez
- the z coordinatew
- the w coordinatepublic final void set(double[] t)
t
- the array of length 4 containing xyzw in orderpublic final void set(Tuple4d t1)
t1
- the tuple to be copiedpublic final void set(Tuple4f t1)
t1
- the tuple to be copiedpublic final void get(double[] t)
t
- the array that will contain the values of the vectorpublic final void get(Tuple4d t)
t
- Tuple4d object into which that values of this object are copiedpublic final void add(Tuple4d t1, Tuple4d t2)
t1
- the first tuplet2
- the second tuplepublic final void add(Tuple4d t1)
t1
- the other tuplepublic final void sub(Tuple4d t1, Tuple4d t2)
t1
- the first tuplet2
- the second tuplepublic final void sub(Tuple4d t1)
t1
- the other tuplepublic final void negate(Tuple4d t1)
t1
- the source vectorpublic final void negate()
public final void scale(double s, Tuple4d t1)
s
- the scalar valuet1
- the source tuplepublic final void scale(double s)
s
- the scalar valuepublic final void scaleAdd(double s, Tuple4d t1, Tuple4d t2)
s
- the scalar valuet1
- the tuple to be multipledt2
- the tuple to be addedpublic final void scaleAdd(double s, Tuple4d t1)
s
- the scalar valuet1
- the tuple to be addedpublic int hashCode()
hashCode
in class java.lang.Object
public boolean equals(Tuple4d t1)
t1
- the vector with which the comparison is made.public boolean epsilonEquals(Tuple4d t1, double epsilon)
t1
- the tuple to be compared to this tupleepsilon
- the threshold valuepublic java.lang.String toString()
toString
in class java.lang.Object
public final void clamp(double min, double max, Tuple4d t)
min
- the lowest value in the tuple after clampingmax
- the highest value in the tuple after clampingt
- the source tuple, which will not be modifiedpublic final void clampMin(double min, Tuple4d t)
min
- the lowest value in the tuple after clampingpublic final void clampMax(double max, Tuple4d t)
max
- the highest value in the tuple after clampingt
- the source tuple, which will not be modifiedpublic final void absolute(Tuple4d t)
t
- the source tuple, which will not be modifiedpublic final void clamp(double min, double max)
min
- the lowest value in this tuple after clampingmax
- the highest value in this tuple after clampingpublic final void clampMin(double min)
min
- the lowest value in this tuple after clampingpublic final void clampMax(double max)
max
- the highest value in the tuple after clampingpublic final void absolute()
public final void interpolate(Tuple4d t1, Tuple4d t2, double alpha)
t1
- the first tuplet2
- the second tuplealpha
- the alpha interpolation parameterpublic final void interpolate(Tuple4d t1, double alpha)
t1
- the first tuplealpha
- the alpha interpolation parameter