Script-facing 2D skeleton + pose state (ik::skeleton2d + ik::ecs2d). Bone indices are stable after each createBone / topological refresh. Root bone is always id 0. 更多...

#include <Skeleton2D.h>

Public 成员函数
	Skeleton2D ()
	Creates an empty 2D skeleton with a root bone.

	~Skeleton2D ()=default
	Releases skeleton and pose state.

	Skeleton2D (const Skeleton2D &)=delete

Skeleton2D &	operator= (const Skeleton2D &)=delete

int	createBone (int parentId, float length=1.f)
	Create a child bone under parentId; returns new bone id.

int	getBoneCount () const
	Number of bones currently in the skeleton.

int	getRootId () const
	Root bone id (always 0).

int	getParent (int boneId) const
	Parent bone id, or -1 for the root.

int	getChildCount (int boneId) const
	Number of direct children of boneId.

int	getChild (int boneId, int childIndex) const
	Child bone id at childIndex under boneId.

float	getLength (int boneId) const
	Rest length of the bone.

void	setLength (int boneId, float length)
	Sets the rest length of the bone.

void	setPosition (int boneId, float x, float y)
	Sets the world-space bone position.

float	getX (int boneId) const
	World-space X of the bone (or component).

float	getY (int boneId) const
	World-space Y of the bone (or component).

void	setOrientation (int boneId, float x, float y)
	Sets the bone forward orientation vector.

float	getOrientationX (int boneId) const
	Orientation vector X.

float	getOrientationY (int boneId) const
	Orientation vector Y.

void	setRotation (int boneId, float angle)
	Local hinge angle (radians) relative to parent forward.

float	getRotation (int boneId) const
	Local hinge angle in radians.

void	setConstraints (int boneId, float minAngle, float maxAngle)
	Joint limits for the single 2D hinge DOF.

void	clearConstraints (int boneId)
	Removes joint limits from the bone.

bool	hasConstraints (int boneId) const
	True if the bone has joint limits.

void	initStraightPose (float rootX=0.f, float rootY=0.f)
	Initializes a straight chain pose from the root.

void	bind ()
	Binds the current pose as the rest pose.

void	forwardKinematics ()
	Updates world positions from local rotations.

void	updateRotations ()
	Derives local rotations from world positions.

float	totalLengthTo (int boneId) const
	Sum of bone lengths from root to boneId inclusive.

::ik::skeleton2d &	native ()

::ik::ecs2d &	state ()

const ::ik::skeleton2d &	native () const

const ::ik::ecs2d &	state () const

详细描述

Script-facing 2D skeleton + pose state (ik::skeleton2d + ik::ecs2d). Bone indices are stable after each createBone / topological refresh. Root bone is always id 0.

在文件 Skeleton2D.h 第 14 行定义.

构造及析构函数说明

◆ Skeleton2D() [1/2]

eve::ik::Skeleton2D::Skeleton2D ( )

Creates an empty 2D skeleton with a root bone.

在文件 Skeleton2D.cpp 第 7 行定义.

◆ ~Skeleton2D()

eve::ik::Skeleton2D::~Skeleton2D ( )

default

Releases skeleton and pose state.

◆ Skeleton2D() [2/2]

eve::ik::Skeleton2D::Skeleton2D ( const Skeleton2D & )

delete

成员函数说明

◆ bind()

void eve::ik::Skeleton2D::bind ( )

Binds the current pose as the rest pose.

在文件 Skeleton2D.cpp 第 171 行定义.

◆ clearConstraints()

void eve::ik::Skeleton2D::clearConstraints ( int boneId )

Removes joint limits from the bone.

在文件 Skeleton2D.cpp 第 155 行定义.

◆ createBone()

int eve::ik::Skeleton2D::createBone	(	int	parentId,
		float	length = `1.f`
	)

Create a child bone under parentId; returns new bone id.

在文件 Skeleton2D.cpp 第 43 行定义.

引用了 eve::ui::WidgetDesc::id, length, parent , 以及 parentId.

◆ forwardKinematics()

void eve::ik::Skeleton2D::forwardKinematics ( )

Updates world positions from local rotations.

在文件 Skeleton2D.cpp 第 177 行定义.

◆ getBoneCount()

int eve::ik::Skeleton2D::getBoneCount ( ) const

Number of bones currently in the skeleton.

在文件 Skeleton2D.cpp 第 56 行定义.

被这些函数引用 eve::particles::ParticleEmitter::attachToSkeleton2D().

◆ getChild()

int eve::ik::Skeleton2D::getChild	(	int	boneId,
		int	childIndex
	)		const

Child bone id at childIndex under boneId.

在文件 Skeleton2D.cpp 第 73 行定义.

引用了 b.

◆ getChildCount()

int eve::ik::Skeleton2D::getChildCount ( int boneId ) const

Number of direct children of boneId.

在文件 Skeleton2D.cpp 第 68 行定义.

◆ getLength()

float eve::ik::Skeleton2D::getLength ( int boneId ) const

Rest length of the bone.

在文件 Skeleton2D.cpp 第 82 行定义.

◆ getOrientationX()

float eve::ik::Skeleton2D::getOrientationX ( int boneId ) const

Orientation vector X.

在文件 Skeleton2D.cpp 第 122 行定义.

◆ getOrientationY()

float eve::ik::Skeleton2D::getOrientationY ( int boneId ) const

Orientation vector Y.

在文件 Skeleton2D.cpp 第 128 行定义.

◆ getParent()

int eve::ik::Skeleton2D::getParent ( int boneId ) const

Parent bone id, or -1 for the root.

在文件 Skeleton2D.cpp 第 61 行定义.

引用了 b.

◆ getRootId()

int eve::ik::Skeleton2D::getRootId ( ) const

inline

Root bone id (always 0).

在文件 Skeleton2D.h 第 30 行定义.

◆ getRotation()

float eve::ik::Skeleton2D::getRotation ( int boneId ) const

Local hinge angle in radians.

在文件 Skeleton2D.cpp 第 140 行定义.

◆ getX()

float eve::ik::Skeleton2D::getX ( int boneId ) const

World-space X of the bone (or component).

在文件 Skeleton2D.cpp 第 104 行定义.

◆ getY()

float eve::ik::Skeleton2D::getY ( int boneId ) const

World-space Y of the bone (or component).

在文件 Skeleton2D.cpp 第 110 行定义.

◆ hasConstraints()

bool eve::ik::Skeleton2D::hasConstraints ( int boneId ) const

True if the bone has joint limits.

在文件 Skeleton2D.cpp 第 160 行定义.

◆ initStraightPose()

void eve::ik::Skeleton2D::initStraightPose	(	float	rootX = `0.f`,
		float	rootY = `0.f`
	)

Initializes a straight chain pose from the root.

在文件 Skeleton2D.cpp 第 165 行定义.

◆ native() [1/2]

::ik::skeleton2d & eve::ik::Skeleton2D::native ( )

inline

在文件 Skeleton2D.h 第 81 行定义.

被这些函数引用 eve::ik::Solver2D::solve() , 以及 eve::ik::Solver2D::step().

◆ native() [2/2]

const ::ik::skeleton2d & eve::ik::Skeleton2D::native ( ) const

inline

在文件 Skeleton2D.h 第 83 行定义.

◆ operator=()

Skeleton2D & eve::ik::Skeleton2D::operator= ( const Skeleton2D & )

delete

◆ setConstraints()

void eve::ik::Skeleton2D::setConstraints	(	int	boneId,
		float	minAngle,
		float	maxAngle
	)

Joint limits for the single 2D hinge DOF.

在文件 Skeleton2D.cpp 第 146 行定义.

◆ setLength()

void eve::ik::Skeleton2D::setLength	(	int	boneId,
		float	length
	)

Sets the rest length of the bone.

在文件 Skeleton2D.cpp 第 87 行定义.

引用了 length.

◆ setOrientation()

void eve::ik::Skeleton2D::setOrientation	(	int	boneId,
		float	x,
		float	y
	)

Sets the bone forward orientation vector.

在文件 Skeleton2D.cpp 第 116 行定义.

引用了 x , 以及 y.

◆ setPosition()

void eve::ik::Skeleton2D::setPosition	(	int	boneId,
		float	x,
		float	y
	)

Sets the world-space bone position.

在文件 Skeleton2D.cpp 第 98 行定义.

引用了 x , 以及 y.

◆ setRotation()

void eve::ik::Skeleton2D::setRotation	(	int	boneId,
		float	angle
	)

Local hinge angle (radians) relative to parent forward.

在文件 Skeleton2D.cpp 第 134 行定义.

引用了 angle.

◆ state() [1/2]

::ik::ecs2d & eve::ik::Skeleton2D::state ( )

inline

在文件 Skeleton2D.h 第 82 行定义.

被这些函数引用 eve::ik::Solver2D::solve() , 以及 eve::ik::Solver2D::step().

◆ state() [2/2]

const ::ik::ecs2d & eve::ik::Skeleton2D::state ( ) const

inline

在文件 Skeleton2D.h 第 84 行定义.

◆ totalLengthTo()

float eve::ik::Skeleton2D::totalLengthTo ( int boneId ) const

Sum of bone lengths from root to boneId inclusive.

在文件 Skeleton2D.cpp 第 189 行定义.

◆ updateRotations()

void eve::ik::Skeleton2D::updateRotations ( )

Derives local rotations from world positions.

在文件 Skeleton2D.cpp 第 183 行定义.

该类的文档由以下文件生成:

src/modules/ik/Skeleton2D.h
src/modules/ik/Skeleton2D.cpp

Public 成员函数

详细描述

构造及析构函数说明

◆ Skeleton2D() [1/2]

◆ ~Skeleton2D()

◆ Skeleton2D() [2/2]

成员函数说明

◆ bind()

◆ clearConstraints()

◆ createBone()

◆ forwardKinematics()

◆ getBoneCount()

◆ getChild()

◆ getChildCount()

◆ getLength()

◆ getOrientationX()

◆ getOrientationY()

◆ getParent()

◆ getRootId()

◆ getRotation()

◆ getX()

◆ getY()

◆ hasConstraints()

◆ initStraightPose()

◆ native() [1/2]

◆ native() [2/2]

◆ operator=()

◆ setConstraints()

◆ setLength()

◆ setOrientation()

◆ setPosition()

◆ setRotation()

◆ state() [1/2]

◆ state() [2/2]

◆ totalLengthTo()

◆ updateRotations()