#include "lib3ds_impl.h"

Functions
static int	find_index (Lib3dsTrack track, float t, float u)

void	lib3ds_track_eval_bool (Lib3dsTrack track, int b, float t)

void	lib3ds_track_eval_float (Lib3dsTrack track, float f, float t)

void	lib3ds_track_eval_quat (Lib3dsTrack *track, float q[4], float t)

void	lib3ds_track_eval_vector (Lib3dsTrack *track, float v[3], float t)

void	lib3ds_track_free (Lib3dsTrack *track)

Lib3dsTrack *	lib3ds_track_new (Lib3dsTrackType type, int nkeys)

void	lib3ds_track_read (Lib3dsTrack track, Lib3dsIo io)

void	lib3ds_track_resize (Lib3dsTrack *track, int nkeys)

void	lib3ds_track_write (Lib3dsTrack track, Lib3dsIo io)

static void	pos_key_setup (int n, Lib3dsKey pp, Lib3dsKey pc, Lib3dsKey pn, float dd, float *ds)

static void	quat_for_index (Lib3dsTrack *track, int index, float q[4])

static void	rot_key_setup (Lib3dsKey prev, Lib3dsKey cur, Lib3dsKey *next, float a[4], float b[4])

static void	setup_segment (Lib3dsTrack track, int index, Lib3dsKey pp, Lib3dsKey p0, Lib3dsKey p1, Lib3dsKey *pn)

static void	tcb_read (Lib3dsKey key, Lib3dsIo io)

void	tcb_write (Lib3dsKey key, Lib3dsIo io)

static void	track_eval_linear (Lib3dsTrack track, float value, float t)

Function Documentation

static int find_index	(	Lib3dsTrack *	track,
		float	t,
		float *	u
	)

static

Definition at line 185 of file lib3ds_track.c.

References assert, Lib3dsTrack::flags, Lib3dsKey::frame, i, Lib3dsTrack::keys, LIB3DS_TRACK_REPEAT, and Lib3dsTrack::nkeys.

Referenced by lib3ds_track_eval_bool(), lib3ds_track_eval_quat(), and track_eval_linear().

void lib3ds_track_read	(	Lib3dsTrack *	track,
		Lib3dsIo *	io
	)

Definition at line 422 of file lib3ds_track.c.

References Lib3dsTrack::flags, Lib3dsKey::frame, i, Lib3dsTrack::keys, lib3ds_io_read_dword(), lib3ds_io_read_float(), lib3ds_io_read_intd(), lib3ds_io_read_vector(), lib3ds_io_read_word(), LIB3DS_TRACK_BOOL, LIB3DS_TRACK_FLOAT, LIB3DS_TRACK_QUAT, lib3ds_track_resize(), LIB3DS_TRACK_VECTOR, tcb_read(), Lib3dsTrack::type, and Lib3dsKey::value.

Referenced by lib3ds_node_read().

void lib3ds_track_write	(	Lib3dsTrack *	track,
		Lib3dsIo *	io
	)

Definition at line 501 of file lib3ds_track.c.

References Lib3dsTrack::flags, Lib3dsKey::frame, i, Lib3dsTrack::keys, lib3ds_io_write_dword(), lib3ds_io_write_float(), lib3ds_io_write_intd(), lib3ds_io_write_vector(), lib3ds_io_write_word(), LIB3DS_TRACK_BOOL, LIB3DS_TRACK_FLOAT, LIB3DS_TRACK_QUAT, LIB3DS_TRACK_VECTOR, Lib3dsTrack::nkeys, tcb_write(), Lib3dsTrack::type, and Lib3dsKey::value.

Referenced by lib3ds_node_write().

static void pos_key_setup	(	int	n,
		Lib3dsKey *	pp,
		Lib3dsKey *	pc,
		Lib3dsKey *	pn,
		float *	dd,
		float *	ds
	)

static

Definition at line 57 of file lib3ds_track.c.

References assert, Lib3dsKey::bias, bp, Lib3dsKey::cont, cp, fabs(), Lib3dsKey::frame, i, Lib3dsKey::tens, and Lib3dsKey::value.

Referenced by track_eval_linear().

static void quat_for_index	(	Lib3dsTrack *	track,
		int	index,
		float	q[4]
	)

static

Definition at line 173 of file lib3ds_track.c.

References i, Lib3dsTrack::keys, lib3ds_quat_axis_angle(), lib3ds_quat_identity(), lib3ds_quat_mul(), and Lib3dsKey::value.

Referenced by lib3ds_track_eval_quat(), and setup_segment().

static void rot_key_setup	(	Lib3dsKey *	prev,
		Lib3dsKey *	cur,
		Lib3dsKey *	next,
		float	a[4],
		float	b[4]
	)

static

Definition at line 108 of file lib3ds_track.c.

References assert, Lib3dsKey::bias, bp, Lib3dsKey::cont, cp, fabs(), Lib3dsKey::frame, i, LIB3DS_EPSILON, lib3ds_quat_axis_angle(), lib3ds_quat_copy(), lib3ds_quat_dot(), lib3ds_quat_exp(), lib3ds_quat_ln(), lib3ds_quat_ln_dif(), lib3ds_quat_mul(), lib3ds_quat_neg(), LIB3DS_TWOPI, Lib3dsKey::tens, and Lib3dsKey::value.

Referenced by lib3ds_track_eval_quat().

static void setup_segment	(	Lib3dsTrack *	track,
		int	index,
		Lib3dsKey *	pp,
		Lib3dsKey *	p0,
		Lib3dsKey *	p1,
		Lib3dsKey *	pn
	)

static

Definition at line 225 of file lib3ds_track.c.

References Lib3dsTrack::flags, Lib3dsKey::frame, Lib3dsTrack::keys, lib3ds_quat_axis_angle(), lib3ds_quat_identity(), lib3ds_quat_mul(), LIB3DS_TRACK_QUAT, LIB3DS_TRACK_SMOOTH, Lib3dsTrack::nkeys, quat_for_index(), Lib3dsTrack::type, and Lib3dsKey::value.

Referenced by lib3ds_track_eval_quat(), and track_eval_linear().

static void tcb_read	(	Lib3dsKey *	key,
		Lib3dsIo *	io
	)

static

Definition at line 401 of file lib3ds_track.c.

References Lib3dsKey::bias, Lib3dsKey::cont, Lib3dsKey::ease_from, Lib3dsKey::ease_to, Lib3dsKey::flags, lib3ds_io_read_float(), lib3ds_io_read_word(), LIB3DS_KEY_USE_BIAS, LIB3DS_KEY_USE_CONT, LIB3DS_KEY_USE_EASE_FROM, LIB3DS_KEY_USE_EASE_TO, LIB3DS_KEY_USE_TENS, and Lib3dsKey::tens.

Referenced by lib3ds_track_read().

void tcb_write	(	Lib3dsKey *	key,
		Lib3dsIo *	io
	)

Definition at line 480 of file lib3ds_track.c.

References Lib3dsKey::bias, Lib3dsKey::cont, Lib3dsKey::ease_from, Lib3dsKey::ease_to, Lib3dsKey::flags, lib3ds_io_write_float(), lib3ds_io_write_word(), LIB3DS_KEY_USE_BIAS, LIB3DS_KEY_USE_CONT, LIB3DS_KEY_USE_EASE_FROM, LIB3DS_KEY_USE_EASE_TO, LIB3DS_KEY_USE_TENS, and Lib3dsKey::tens.

Referenced by lib3ds_track_write().

static void track_eval_linear	(	Lib3dsTrack *	track,
		float *	value,
		float	t
	)

static

Definition at line 303 of file lib3ds_track.c.

References assert, find_index(), Lib3dsKey::frame, i, Lib3dsTrack::keys, lib3ds_math_cubic_interp(), Lib3dsTrack::nkeys, NULL, pos_key_setup(), pp, setup_segment(), Lib3dsTrack::type, u, and Lib3dsKey::value.

Referenced by lib3ds_track_eval_float(), and lib3ds_track_eval_vector().

Functions

Function Documentation