MathUtil类 参考

静态 Public 成员函数
static Vector3d	To (GPnt pt)
static Vector2d	To (GPnt2d pt)
static GPnt	To (Vector3 pt)
static GPnt	To (Vector3d pt)
static Plane	ToPlane (GAx2 ax)
static Plane	ToPlane (GPnt location, GDir dir)
static Vector3d	To (GVec pt)
static Vector3d	To (GDir pt)
static Vector3d	To (GXYZ pt)
static Vector2d	To (GXY pt)
static AABox	To (AABox bbox)
static GTrsf	To (GAx3 ax)
static GTrsf	To (GAx2 ax)
static GXYZ	ToEulerAngles (GTrsf trf)
static GXYZ	ToEulerAngles (GDir dir)
static GQuaternion	FromEulerAngles (GXYZ angles)
static GTrsf	To (GPnt loc, GDir dir)
static GTrsf	To (GPnt loc, GXYZ angles)
static boolean	IsIdentity (GTrsf trf)
static GPnt	Copy (GPnt v)
static GVec	Copy (GVec v)
static GDir	Copy (GDir v)
static GXYZ	Copy (GXYZ v)
static GAx2	Copy (GAx2 v)
static GAx1	Copy (GAx1 v)
static GAx3	Copy (GAx3 v)
static GTrsf	Copy (GTrsf v)
static GBBox	Copy (GBBox v)
static boolean	IsPointInside (GPnt2d pt, GVec2dList contour)
static AABox	ToBox (GBBox box)
static GDir	ComputeDirectionX (GDir dirZ)
static Float32Buffer	Create (GPntList points)
static Float32Buffer	Create (GPntList points, GTrsf trsf)

详细描述

数学计算和转换相关的工具

成员函数说明

ComputeDirectionX()

static GDir MathUtil.ComputeDirectionX ( GDir dirZ )

static

根据Z的方向计算一个合适的X方向

参数

dirZ

返回

X方向

Create() [1/2]

static Float32Buffer MathUtil.Create ( GPntList points )

static

根据点转为Float32Buffer

参数

points

点列表

返回

Buffer

Create() [2/2]

static Float32Buffer MathUtil.Create ( GPntList points, GTrsf trsf )

static

点转换为Float32Buffer

参数

points	点列表
trsf	矩阵变换

返回

Buffer

ToBox()

static AABox MathUtil.ToBox ( GBBox box )

static

Box转换

参数

box	Bnd_Box类型的box

返回

AABox

ToEulerAngles()

static GXYZ MathUtil.ToEulerAngles ( GTrsf trf )

static

转换成欧拉角，角度

返回