149 lines
4.2 KiB
C++
149 lines
4.2 KiB
C++
/**
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* blenlib/BKE_ipo.h (mar-2001 nzc)
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*
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* $Id$
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*
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* ***** BEGIN GPL LICENSE BLOCK *****
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*
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* The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
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* All rights reserved.
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*
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* The Original Code is: all of this file.
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*
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* Contributor(s): none yet.
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*
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* ***** END GPL LICENSE BLOCK *****
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*/
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#ifndef BKE_IPO_H
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#define BKE_IPO_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef struct CfraElem {
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struct CfraElem *next, *prev;
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float cfra;
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int sel;
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} CfraElem;
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struct Ipo;
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struct IpoCurve;
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struct MTex;
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struct Material;
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struct Object;
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struct Sequence;
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struct ListBase;
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struct BezTriple;
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struct ID;
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struct bPoseChannel;
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struct bActionChannel;
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struct rctf;
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/* ------------ Time Management ------------ */
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float frame_to_float(int cfra);
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/* ------------ IPO Management ---------- */
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void free_ipo_curve(struct IpoCurve *icu);
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void free_ipo(struct Ipo *ipo);
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void ipo_default_v2d_cur(int blocktype, struct rctf *cur);
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struct Ipo *add_ipo(char *name, int idcode);
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struct Ipo *copy_ipo(struct Ipo *ipo);
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void ipo_idnew(struct Ipo *ipo);
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struct IpoCurve *find_ipocurve(struct Ipo *ipo, int adrcode);
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short has_ipo_code(struct Ipo *ipo, int code);
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/* -------------- Make Local -------------- */
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void make_local_obipo(struct Ipo *ipo);
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void make_local_matipo(struct Ipo *ipo);
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void make_local_keyipo(struct Ipo *ipo);
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void make_local_ipo(struct Ipo *ipo);
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/* ------------ IPO-Curve Sanity ---------------- */
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void calchandles_ipocurve(struct IpoCurve *icu);
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void testhandles_ipocurve(struct IpoCurve *icu);
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void sort_time_ipocurve(struct IpoCurve *icu);
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int test_time_ipocurve(struct IpoCurve *icu);
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/* -------- IPO-Curve (Bezier) Calculations ---------- */
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void correct_bezpart(float *v1, float *v2, float *v3, float *v4);
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int findzero(float x, float q0, float q1, float q2, float q3, float *o);
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void berekeny(float f1, float f2, float f3, float f4, float *o, int b);
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void berekenx(float *f, float *o, int b);
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/* -------- IPO Curve Calculation and Evaluation --------- */
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float eval_icu(struct IpoCurve *icu, float ipotime);
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void calc_icu(struct IpoCurve *icu, float ctime);
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float calc_ipo_time(struct Ipo *ipo, float ctime);
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void calc_ipo(struct Ipo *ipo, float ctime);
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/* ------------ Keyframe Column Tools -------------- */
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void add_to_cfra_elem(struct ListBase *lb, struct BezTriple *bezt);
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void make_cfra_list(struct Ipo *ipo, struct ListBase *elems);
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/* ---------------- IPO DataAPI ----------------- */
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void write_ipo_poin(void *poin, int type, float val);
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float read_ipo_poin(void *poin, int type);
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void *give_mtex_poin(struct MTex *mtex, int adrcode );
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void *get_pchan_ipo_poin(struct bPoseChannel *pchan, int adrcode);
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void *get_ipo_poin(struct ID *id, struct IpoCurve *icu, int *type);
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void set_icu_vars(struct IpoCurve *icu);
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/* ---------------- IPO Execution --------------- */
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void execute_ipo(struct ID *id, struct Ipo *ipo);
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void execute_action_ipo(struct bActionChannel *achan, struct bPoseChannel *pchan);
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void do_ipo_nocalc(struct Ipo *ipo);
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void do_ipo(struct Ipo *ipo);
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void do_mat_ipo(struct Material *ma);
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void do_ob_ipo(struct Object *ob);
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void do_seq_ipo(struct Sequence *seq, int cfra);
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void do_ob_ipodrivers(struct Object *ob, struct Ipo *ipo, float ctime);
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void do_all_data_ipos(void);
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short calc_ipo_spec(struct Ipo *ipo, int adrcode, float *ctime);
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void clear_delta_obipo(struct Ipo *ipo);
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/* ----------- IPO <-> GameEngine API ---------------- */
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/* the short is an IPO_Channel... */
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short IPO_GetChannels(struct Ipo *ipo, short *channels);
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float IPO_GetFloatValue(struct Ipo *ipo, short c, float ctime);
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#ifdef __cplusplus
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};
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#endif
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#endif
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