类
class	Animation
	Animation module — tween factory + 2D sprite-sheet / Spine + 3D skeletal playback (player / state machine / motion matching) + control-theory procedural drivers + motion trails + per-frame pump. Script: `anim <- eve.Animation();` 更多...

class	AnimClip
	Keyframed skeletal animation clip (local TRS tracks per bone). Script type: `AnimClip`. 更多...

class	AnimClipRegistry
	Weak path→clip registry for animation hot reload. 更多...

class	AnimImporter
	Import AnimSkeleton / AnimClip from an Assimp scene (FBX/glTF/etc), or from compact `.eva` text fixtures derived from those assets. 更多...

class	AnimLattice
	CPU 3D lattice scale-deformer (晶格缩放变形). 更多...

class	AnimPlayer
	Single-clip (or cross-fading) 3D animation player. Script type: `AnimPlayer`. 更多...

class	AnimPose
	Evaluated local (and optional world) pose for an AnimSkeleton. Script type: `AnimPose`. 更多...

class	AnimSkeleton
	3D bone hierarchy + bind-pose local TRS for skeletal animation. Independent of ik::Skeleton3D (FABRIK). Script type: `AnimSkeleton`. 更多...

class	AnimSkin
	CPU linear-blend skinning binding for one mesh against an AnimSkeleton. 更多...

class	AnimStateMachine
	Clip-driven animation state machine with float/bool/trigger parameters and cross-fade transitions. Script type: `AnimStateMachine`. 更多...

class	AnimTrail
	Motion trail / afterimage recorder + 2D trajectory drawer. 更多...

class	ControlAnim
	Control-theory procedural animation for named scalar properties. 更多...

class	ControlPose
	Control-theory procedural pose driver: tracks a target AnimPose with per-channel second-order / spring / PD dynamics (same laws as ControlAnim). Script type: `ControlPose`. 更多...

struct	DampedSpringStep
	Closed-form coefficients for one damped-spring time step (Juckett). 更多...

struct	Mat4
	Column-major 4x4 matrix (OpenGL / glTF / Assimp-compatible layout). Elements: m[col * 4 + row]. 更多...

class	MotionDatabase
	Baked motion-matching feature database from one or more AnimClips. Feature layout per frame: [0..1] root velocity xz [2..7] trajectory pos xz at +0.33/+0.66/+1.0s (character space) [8..10] trajectory facing dir xz + yaw sin/cos packed as (fx,fz) for +1.0s [11..] selected joint world positions (xyz each) Script type: `MotionDatabase`. 更多...

class	MotionMatcher
	Runtime motion matching player: builds a query feature from current pose + desired trajectory, searches MotionDatabase, cross-fades to best match. Script type: `MotionMatcher`. 更多...

struct	SecondOrderCoeffs
	Control-theory helpers for procedural animation. 更多...

class	SpineAnim
	Spine animation player + 2D draw collector (region attachments). 更多...

class	SpineAtlas
	Esoteric Spine `.atlas` text parser (region rectangles + page metadata). Does not load image pixels — bind GPU textures by page name/index in SpineAnim. Script type: `SpineAtlas`. 更多...

class	SpineSkeleton
	Runtime Spine skeleton pose (local + world bone transforms, slot attachments). Script type: `SpineSkeleton`. 更多...

class	SpineSkeletonData
	Spine skeleton JSON data (bones / slots / skins / animations). 更多...

class	SpriteAnim
	2D sprite-sheet clip player. 更多...

class	SpriteClip
	Named 2D frame sequence referencing SpriteSheet frame indices. Script type: `SpriteClip`. 更多...

class	SpriteSheet
	Sprite-sheet / texture-atlas frame table (pixel rects). 更多...

struct	TransformTRS
	Local TRS used by skeletal animation (quaternion xyzw). 更多...

class	Tween
	Property tween — interpolates named float properties from → to over time. 更多...

函数
	Module_IMPL (Animation, new Animation())

SecondOrderCoeffs	makeSecondOrderCoeffs (float frequencyHz, float dampingZeta, float response)
	Build second-order coefficients from frequency (Hz), damping ζ, response r.

void	stepSecondOrder (float dt, float x, float xd, const SecondOrderCoeffs &c, float &y, float &yd)
	Stable semi-implicit Euler step for a second-order tracker. Estimates input velocity from consecutive targets when xdEstimate is used by caller. k2 is clamped (k2_stable) so large dt cannot explode the integrator.

DampedSpringStep	makeDampedSpringStep (float dt, float angularFrequency, float dampingRatio)

void	stepDampedSpring (float dt, float target, float angularFrequency, float dampingRatio, float &pos, float &vel)
	Advance position/velocity relative to a set-point using closed-form spring step.

void	pdGainsFromOmegaZeta (float omega, float zeta, float &kp, float &kd)
	Unit-mass PD gains from natural frequency ω (rad/s) and damping ratio ζ.

void	stepPd (float dt, float target, float targetVel, float kp, float kd, float &y, float &yd)
	Semi-implicit Euler PD step (unit mass): a = Kp (target − y) + Kd (targetVel − yd), then integrate.

float	hzToOmega (float frequencyHz)
	ω (rad/s) from frequency in Hz.

float	clampf (float v, float lo, float hi)

float	lerpf (float a, float b, float t)

void	slerpQuat (float ax, float ay, float az, float aw, float bx, float by, float bz, float bw, float t, float &ox, float &oy, float &oz, float &ow)

TransformTRS	blendTRS (const TransformTRS &a, const TransformTRS &b, float t)

void	yawToForward (float yaw, float &fx, float &fz)
	Rotate unit +Z by yaw (radians) around Y — used for planar facing.

float	length2 (float x, float z)

函数说明

◆ blendTRS()

TransformTRS eve::animation::blendTRS	(	const TransformTRS &	a,
		const TransformTRS &	b,
		float	t
	)

inline

在文件 AnimMath.h 第 72 行定义.

引用了 a, b, clampf(), lerpf(), eve::animation::TransformTRS::px, eve::animation::TransformTRS::py, eve::animation::TransformTRS::pz, eve::animation::TransformTRS::qw, eve::animation::TransformTRS::qx, eve::animation::TransformTRS::qy, eve::animation::TransformTRS::qz, slerpQuat(), eve::animation::TransformTRS::sx, eve::animation::TransformTRS::sy , 以及 eve::animation::TransformTRS::sz.

被这些函数引用 eve::animation::AnimPose::blendFrom().

◆ clampf()

float eve::animation::clampf	(	float	v,
		float	lo,
		float	hi
	)

inline

在文件 AnimMath.h 第 31 行定义.

引用了 v.

被这些函数引用 blendTRS(), eve::animation::ControlPose::setBoneWeight(), eve::animation::AnimStateMachine::setExitTime(), slerpQuat() , 以及 eve::animation::AnimClip::wrapTime().

◆ hzToOmega()

float eve::animation::hzToOmega ( float frequencyHz )

inline

ω (rad/s) from frequency in Hz.

在文件 AnimControlMath.h 第 146 行定义.

被这些函数引用 eve::animation::ControlAnim::update().

◆ length2()

float eve::animation::length2	(	float	x,
		float	z
	)

inline

在文件 AnimMath.h 第 91 行定义.

引用了 x , 以及 z.

◆ lerpf()

float eve::animation::lerpf	(	float	a,
		float	b,
		float	t
	)

inline

在文件 AnimMath.h 第 35 行定义.

引用了 a , 以及 b.

被这些函数引用 blendTRS() , 以及 slerpQuat().

◆ makeDampedSpringStep()

DampedSpringStep eve::animation::makeDampedSpringStep	(	float	dt,
		float	angularFrequency,
		float	dampingRatio
	)

inline

在文件 AnimControlMath.h 第 60 行定义.

引用了 s.

被这些函数引用 stepDampedSpring().

◆ makeSecondOrderCoeffs()

SecondOrderCoeffs eve::animation::makeSecondOrderCoeffs	(	float	frequencyHz,
		float	dampingZeta,
		float	response
	)

inline

Build second-order coefficients from frequency (Hz), damping ζ, response r.

在文件 AnimControlMath.h 第 27 行定义.

引用了 c, f, eve::animation::SecondOrderCoeffs::k1 , 以及 z.

◆ Module_IMPL()

eve::animation::Module_IMPL	(	Animation	,
		new	Animation()
	)

◆ pdGainsFromOmegaZeta()

void eve::animation::pdGainsFromOmegaZeta	(	float	omega,
		float	zeta,
		float &	kp,
		float &	kd
	)

inline

Unit-mass PD gains from natural frequency ω (rad/s) and damping ratio ζ.

在文件 AnimControlMath.h 第 126 行定义.

引用了 w , 以及 z.

◆ slerpQuat()

void eve::animation::slerpQuat	(	float	ax,
		float	ay,
		float	az,
		float	aw,
		float	bx,
		float	by,
		float	bz,
		float	bw,
		float	t,
		float &	ox,
		float &	oy,
		float &	oz,
		float &	ow
	)

inline

在文件 AnimMath.h 第 37 行定义.

引用了 clampf() , 以及 lerpf().

被这些函数引用 blendTRS().

◆ stepDampedSpring()

void eve::animation::stepDampedSpring	(	float	dt,
		float	target,
		float	angularFrequency,
		float	dampingRatio,
		float &	pos,
		float &	vel
	)

inline

Advance position/velocity relative to a set-point using closed-form spring step.

在文件 AnimControlMath.h 第 114 行定义.

引用了 makeDampedSpringStep(), pos , 以及 s.

被这些函数引用 eve::animation::ControlAnim::update().

◆ stepPd()

void eve::animation::stepPd	(	float	dt,
		float	target,
		float	targetVel,
		float	kp,
		float	kd,
		float &	y,
		float &	yd
	)

inline

Semi-implicit Euler PD step (unit mass): a = Kp (target − y) + Kd (targetVel − yd), then integrate.

在文件 AnimControlMath.h 第 137 行定义.

引用了 a , 以及 y.

被这些函数引用 eve::animation::ControlAnim::update().

◆ stepSecondOrder()

void eve::animation::stepSecondOrder	(	float	dt,
		float	x,
		float	xd,
		const SecondOrderCoeffs &	c,
		float &	y,
		float &	yd
	)

inline

Stable semi-implicit Euler step for a second-order tracker. Estimates input velocity from consecutive targets when xdEstimate is used by caller. k2 is clamped (k2_stable) so large dt cannot explode the integrator.

在文件 AnimControlMath.h 第 44 行定义.

引用了 c, x , 以及 y.

被这些函数引用 eve::animation::ControlAnim::update().

◆ yawToForward()

void eve::animation::yawToForward	(	float	yaw,
		float &	fx,
		float &	fz
	)

inline

Rotate unit +Z by yaw (radians) around Y — used for planar facing.

在文件 AnimMath.h 第 86 行定义.

类

函数

函数说明

◆ blendTRS()

◆ clampf()

◆ hzToOmega()

◆ length2()

◆ lerpf()

◆ makeDampedSpringStep()

◆ makeSecondOrderCoeffs()

◆ Module_IMPL()

◆ pdGainsFromOmegaZeta()

◆ slerpQuat()

◆ stepDampedSpring()

◆ stepPd()

◆ stepSecondOrder()

◆ yawToForward()