パッケージ com.daxie.basis.vector

クラス VectorFunctions

java.lang.Object

com.daxie.basis.vector.VectorFunctions

public class VectorFunctions
extends Object

Offers methods to handle vectors.

作成者:

Daba

コンストラクタの概要

コンストラクタ

コンストラクタ	説明
VectorFunctions()

メソッドの概要

修飾子とタイプ	メソッド	説明
static Vector	VAdd(Vector lhs, Vector rhs)	Adds two vectors.
static Vector	VCross(Vector lhs, Vector rhs)	Returns the cross product.
static float	VDot(Vector lhs, Vector rhs)	Returns the dot product.
static Vector	VGet(float x, float y, float z)	Generates a vector.
static Vector	VNorm(Vector v)	Normalizes a vector.
static Vector	VScale(Vector v, float scale)	Rescales a vector.
static float	VSize(Vector v)	Returns the size of a vector.
static float	VSquareSize(Vector v)	Returns the square size of a vector.
static Vector	VSub(Vector lhs, Vector rhs)	Subtracts a vector from another vector.
static Vector	VTransform(Vector v, Matrix m)	Multiplies a vector by a matrix.

クラスから継承されたメソッド java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

コンストラクタの詳細

VectorFunctions

public VectorFunctions()

メソッドの詳細

VGet

public static Vector VGet(float x,
                          float y,
                          float z)

Generates a vector.

パラメータ:

x - X-coordinate

y - Y-coordinate

z - Z-coordinate

戻り値:

Vector

VAdd

public static Vector VAdd(Vector lhs,
                          Vector rhs)

Adds two vectors.

パラメータ:

lhs - First vector

rhs - Second vector

戻り値:

lhs+rhs

VSub

public static Vector VSub(Vector lhs,
                          Vector rhs)

Subtracts a vector from another vector.

パラメータ:

lhs - First vector

rhs - Second vector

戻り値:

lhs-rhs

VSize

public static float VSize(Vector v)

Returns the size of a vector.

パラメータ:

v - Vector

戻り値:

Size of v

VSquareSize

public static float VSquareSize(Vector v)

Returns the square size of a vector.

パラメータ:

v - Vector

戻り値:

Square size of v

VNorm

public static Vector VNorm(Vector v)

Normalizes a vector.

パラメータ:

v - Vector

戻り値:

Normalized vector

VScale

public static Vector VScale(Vector v,
                            float scale)

Rescales a vector.

パラメータ:

v - Vector

scale - Scale

戻り値:

Rescaled vector

VDot

public static float VDot(Vector lhs,
                         Vector rhs)

Returns the dot product.

パラメータ:

lhs - First vector

rhs - Second vector

戻り値:

lhs繝ｻrhs

VCross

public static Vector VCross(Vector lhs,
                            Vector rhs)

Returns the cross product.

パラメータ:

lhs - First vector

rhs - Second vector

戻り値:

lhsﾃ羊hs

VTransform

public static Vector VTransform(Vector v,
                                Matrix m)

Multiplies a vector by a matrix.

パラメータ:

v - Vector

m - Matrix

戻り値:

m*v