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java.lang.Objectorg.lwjgl.util.vector.Vector
org.lwjgl.util.vector.Vector4f
public class Vector4f
Holds a 4-tuple vector.
Field Summary | |
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float |
w
|
float |
x
|
float |
y
|
float |
z
|
Constructor Summary | |
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Vector4f()
Constructor for Vector4f. |
|
Vector4f(float x,
float y,
float z,
float w)
Constructor |
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Vector4f(ReadableVector4f src)
Constructor |
Method Summary | |
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static Vector4f |
add(Vector4f left,
Vector4f right,
Vector4f dest)
Add a vector to another vector and place the result in a destination vector. |
static float |
angle(Vector4f a,
Vector4f b)
Calculate the angle between two vectors, in radians |
static float |
dot(Vector4f left,
Vector4f right)
The dot product of two vectors is calculated as v1.x * v2.x + v1.y * v2.y + v1.z * v2.z + v1.w * v2.w |
float |
getW()
|
float |
getX()
|
float |
getY()
|
float |
getZ()
|
float |
lengthSquared()
|
Vector |
load(java.nio.FloatBuffer buf)
Load this vector from a FloatBuffer |
Vector |
negate()
Negate a vector |
Vector4f |
negate(Vector4f dest)
Negate a vector and place the result in a destination vector. |
Vector4f |
normalise(Vector4f dest)
Normalise this vector and place the result in another vector. |
Vector |
scale(float scale)
Scale this vector |
void |
set(float x,
float y)
Set the X,Y values |
void |
set(float x,
float y,
float z)
Set the X,Y,Z values |
void |
set(float x,
float y,
float z,
float w)
Set the X,Y,Z,W values |
Vector4f |
set(ReadableVector4f src)
Load from another Vector4f |
void |
setW(float w)
Set W |
void |
setX(float x)
Set X |
void |
setY(float y)
Set Y |
void |
setZ(float z)
Set Z |
Vector |
store(java.nio.FloatBuffer buf)
Store this vector in a FloatBuffer |
static Vector4f |
sub(Vector4f left,
Vector4f right,
Vector4f dest)
Subtract a vector from another vector and place the result in a destination vector. |
java.lang.String |
toString()
|
Vector4f |
translate(float x,
float y,
float z,
float w)
Translate a vector |
Methods inherited from class org.lwjgl.util.vector.Vector |
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length, normalise |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
Methods inherited from interface org.lwjgl.util.vector.ReadableVector |
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length |
Field Detail |
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public float x
public float y
public float z
public float w
Constructor Detail |
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public Vector4f()
public Vector4f(ReadableVector4f src)
public Vector4f(float x, float y, float z, float w)
Method Detail |
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public void set(float x, float y)
WritableVector2f
set
in interface WritableVector2f
public void set(float x, float y, float z)
WritableVector3f
set
in interface WritableVector3f
public void set(float x, float y, float z, float w)
WritableVector4f
set
in interface WritableVector4f
public Vector4f set(ReadableVector4f src)
src
- The source vector
public float lengthSquared()
lengthSquared
in interface ReadableVector
lengthSquared
in class Vector
public Vector4f translate(float x, float y, float z, float w)
x
- The translation in xy
- the translation in y
public static Vector4f add(Vector4f left, Vector4f right, Vector4f dest)
left
- The LHS vectorright
- The RHS vectordest
- The destination vector, or null if a new vector is to be created
public static Vector4f sub(Vector4f left, Vector4f right, Vector4f dest)
left
- The LHS vectorright
- The RHS vectordest
- The destination vector, or null if a new vector is to be created
public Vector negate()
negate
in class Vector
public Vector4f negate(Vector4f dest)
dest
- The destination vector or null if a new vector is to be created
public Vector4f normalise(Vector4f dest)
dest
- The destination vector, or null if a new vector is to be created
public static float dot(Vector4f left, Vector4f right)
left
- The LHS vectorright
- The RHS vector
public static float angle(Vector4f a, Vector4f b)
a
- A vectorb
- The other vector
public Vector load(java.nio.FloatBuffer buf)
Vector
load
in class Vector
buf
- The buffer to load it from, at the current position
public Vector scale(float scale)
Vector
scale
in class Vector
scale
- The scale factor
public Vector store(java.nio.FloatBuffer buf)
Vector
store
in interface ReadableVector
store
in class Vector
buf
- The buffer to store it in, at the current position
public java.lang.String toString()
toString
in class java.lang.Object
public final float getX()
getX
in interface ReadableVector2f
public final float getY()
getY
in interface ReadableVector2f
public final void setX(float x)
setX
in interface WritableVector2f
x
- public final void setY(float y)
setY
in interface WritableVector2f
y
- public void setZ(float z)
setZ
in interface WritableVector3f
z
- public float getZ()
getZ
in interface ReadableVector3f
public void setW(float w)
setW
in interface WritableVector4f
w
- public float getW()
getW
in interface ReadableVector4f
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