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com.badlogic.gdx.math

public Class GridPoint3

extends Object
implements Serializable
Class Inheritance
All Implemented Interfaces
java.io.Serializable
Imports
java.io.Serializable

A point in a 3D grid, with integer x and y coordinates
Author
badlogic

Field Summary

Modifier and TypeField and Description
private static final long
public int
x

public int
y

public int
z

Constructor Summary

AccessConstructor and Description
public
GridPoint3()

Constructs a 3D grid point with all coordinates pointing to the origin (0, 0, 0).

public
GridPoint3(int
X coordinate
x
,
int
Y coordinate
y
,
int
Z coordinate
z
)

Constructs a 3D grid point.

public
GridPoint3(GridPoint3
The 3D grid point to make a copy of.
point
)

Copy constructor

Method Summary

Modifier and TypeMethod and Description
public GridPoint3

Returns:

this 3d grid point for chaining.
add
(GridPoint3
The other point
other
)

Adds another 3D grid point to this point.

public GridPoint3

Returns:

this 3d grid point for chaining.
add
(int
The x-coordinate of the other point
x
,
int
The y-coordinate of the other point
y
,
int
The z-coordinate of the other point
z
)

Adds another 3D grid point to this point.

public GridPoint3
cpy()

Returns: a copy of this grid point

public float
dst(GridPoint3
The other point
other
)

Returns: the distance between this point and the other vector.

public float
dst(int
The x-coordinate of the other point
x
,
int
The y-coordinate of the other point
y
,
int
The z-coordinate of the other point
z
)

Returns: the distance between this point and the other point.

public float
dst2(GridPoint3
The other point
other
)

Returns: the squared distance between this point and the other point.

public float
dst2(int
The x-coordinate of the other point
x
,
int
The y-coordinate of the other point
y
,
int
The z-coordinate of the other point
z
)

Returns: the squared distance between this point and the other point.

public boolean
equals(Object o)

Overrides java.lang.Object.equals.

Indicates whether some other object is "equal to" this one.

public int
hashCode()

Overrides java.lang.Object.hashCode.

Returns a hash code value for this object.

public GridPoint3

Returns:

this GridPoint3 for chaining.
set
(GridPoint3
The 3D grid point to copy coordinates of.
point
)

Sets the coordinates of this 3D grid point to that of another.

public GridPoint3

Returns:

this GridPoint3D for chaining.
set
(int
X coordinate
x
,
int
Y coordinate
y
,
int
Z coordinate
z
)

Sets the coordinates of this GridPoint3D.

public GridPoint3

Returns:

this 3d grid point for chaining.
sub
(GridPoint3
The other point
other
)

Subtracts another 3D grid point from this point.

public GridPoint3

Returns:

this 3d grid point for chaining.
sub
(int
The x-coordinate of the other point
x
,
int
The y-coordinate of the other point
y
,
int
The z-coordinate of the other point
z
)

Subtracts another 3D grid point from this point.

public String
toString()

Overrides java.lang.Object.toString.

Returns a string representation of the object.

Inherited from java.lang.Object:
clonefinalizegetClassnotifynotifyAllwaitwaitwait

Field Detail

serialVersionUIDback to summary
private static final long serialVersionUID
xback to summary
public int x
yback to summary
public int y
zback to summary
public int z

Constructor Detail

GridPoint3back to summary
public GridPoint3()

Constructs a 3D grid point with all coordinates pointing to the origin (0, 0, 0).

GridPoint3back to summary
public GridPoint3(int x, int y, int z)

Constructs a 3D grid point.

Parameters
x:int

X coordinate

y:int

Y coordinate

z:int

Z coordinate

GridPoint3back to summary
public GridPoint3(GridPoint3 point)

Copy constructor

Parameters
point:GridPoint3

The 3D grid point to make a copy of.

Method Detail

addback to summary
public GridPoint3 add(GridPoint3 other)

Adds another 3D grid point to this point.

Parameters
other:GridPoint3

The other point

Returns:GridPoint3

this 3d grid point for chaining.

addback to summary
public GridPoint3 add(int x, int y, int z)

Adds another 3D grid point to this point.

Parameters
x:int

The x-coordinate of the other point

y:int

The y-coordinate of the other point

z:int

The z-coordinate of the other point

Returns:GridPoint3

this 3d grid point for chaining.

cpyback to summary
public GridPoint3 cpy()
Returns:GridPoint3

a copy of this grid point

dstback to summary
public float dst(GridPoint3 other)
Parameters
other:GridPoint3

The other point

Returns:float

the distance between this point and the other vector.

dstback to summary
public float dst(int x, int y, int z)
Parameters
x:int

The x-coordinate of the other point

y:int

The y-coordinate of the other point

z:int

The z-coordinate of the other point

Returns:float

the distance between this point and the other point.

dst2back to summary
public float dst2(GridPoint3 other)
Parameters
other:GridPoint3

The other point

Returns:float

the squared distance between this point and the other point.

dst2back to summary
public float dst2(int x, int y, int z)
Parameters
x:int

The x-coordinate of the other point

y:int

The y-coordinate of the other point

z:int

The z-coordinate of the other point

Returns:float

the squared distance between this point and the other point.

equalsback to summary
public boolean equals(Object o)

Overrides java.lang.Object.equals.

Doc from java.lang.Object.equals.

Indicates whether some other object is "equal to" this one.

The equals method implements an equivalence relation on non-null object references:

  • It is reflexive: for any non-null reference value x, x.equals(x) should return true.
  • It is symmetric: for any non-null reference values x and y, x.equals(y) should return true if and only if y.equals(x) returns true.
  • It is transitive: for any non-null reference values x, y, and z, if x.equals(y) returns true and y.equals(z) returns true, then x.equals(z) should return true.
  • It is consistent: for any non-null reference values x and y, multiple invocations of x.equals(y) consistently return true or consistently return false, provided no information used in equals comparisons on the objects is modified.
  • For any non-null reference value x, x.equals(null) should return false.

An equivalence relation partitions the elements it operates on into equivalence classes; all the members of an equivalence class are equal to each other. Members of an equivalence class are substitutable for each other, at least for some purposes.

Annotations
@Override
hashCodeback to summary
public int hashCode()

Overrides java.lang.Object.hashCode.

Doc from java.lang.Object.hashCode.

Returns a hash code value for this object. This method is supported for the benefit of hash tables such as those provided by java.util.HashMap.

The general contract of hashCode is:

  • Whenever it is invoked on the same object more than once during an execution of a Java application, the hashCode method must consistently return the same integer, provided no information used in equals comparisons on the object is modified. This integer need not remain consistent from one execution of an application to another execution of the same application.
  • If two objects are equal according to the equals method, then calling the hashCode method on each of the two objects must produce the same integer result.
  • It is not required that if two objects are unequal according to the equals method, then calling the hashCode method on each of the two objects must produce distinct integer results. However, the programmer should be aware that producing distinct integer results for unequal objects may improve the performance of hash tables.
Annotations
@Override
setback to summary
public GridPoint3 set(GridPoint3 point)

Sets the coordinates of this 3D grid point to that of another.

Parameters
point:GridPoint3

The 3D grid point to copy coordinates of.

Returns:GridPoint3

this GridPoint3 for chaining.

setback to summary
public GridPoint3 set(int x, int y, int z)

Sets the coordinates of this GridPoint3D.

Parameters
x:int

X coordinate

y:int

Y coordinate

z:int

Z coordinate

Returns:GridPoint3

this GridPoint3D for chaining.

subback to summary
public GridPoint3 sub(GridPoint3 other)

Subtracts another 3D grid point from this point.

Parameters
other:GridPoint3

The other point

Returns:GridPoint3

this 3d grid point for chaining.

subback to summary
public GridPoint3 sub(int x, int y, int z)

Subtracts another 3D grid point from this point.

Parameters
x:int

The x-coordinate of the other point

y:int

The y-coordinate of the other point

z:int

The z-coordinate of the other point

Returns:GridPoint3

this 3d grid point for chaining.

toStringback to summary
public String toString()

Overrides java.lang.Object.toString.

Doc from java.lang.Object.toString.

Returns a string representation of the object. Satisfying this method's contract implies a non-null result must be returned.

Annotations
@Override