BKE_key.h

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/*
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 *
 * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
 * All rights reserved.
 */
#pragma once
 
struct Curve;
struct ID;
struct Key;
struct KeyBlock;
struct Lattice;
struct ListBase;
struct Main;
struct Mesh;
struct Object;
 
/* Kernel prototypes */
#ifdef __cplusplus
extern "C" {
#endif
 
void BKE_key_free(struct Key *key);
void BKE_key_free_nolib(struct Key *key);
struct Key *BKE_key_add(struct Main *bmain, struct ID *id);
void BKE_key_sort(struct Key *key);
 
void key_curve_position_weights(float t, float data[4], int type);
void key_curve_tangent_weights(float t, float data[4], int type);
void key_curve_normal_weights(float t, float data[4], int type);
 
float *BKE_key_evaluate_object_ex(struct Object *ob, int *r_totelem, float *arr, size_t arr_size);
float *BKE_key_evaluate_object(struct Object *ob, int *r_totelem);
 
int BKE_keyblock_element_count_from_shape(const struct Key *key, const int shape_index);
int BKE_keyblock_element_count(const struct Key *key);
 
size_t BKE_keyblock_element_calc_size_from_shape(const struct Key *key, const int shape_index);
size_t BKE_keyblock_element_calc_size(const struct Key *key);
 
bool BKE_key_idtype_support(const short id_type);
 
struct Key **BKE_key_from_id_p(struct ID *id);
struct Key *BKE_key_from_id(struct ID *id);
struct Key **BKE_key_from_object_p(const struct Object *ob);
struct Key *BKE_key_from_object(const struct Object *ob);
struct KeyBlock *BKE_keyblock_from_object(struct Object *ob);
struct KeyBlock *BKE_keyblock_from_object_reference(struct Object *ob);
 
struct KeyBlock *BKE_keyblock_add(struct Key *key, const char *name);
struct KeyBlock *BKE_keyblock_add_ctime(struct Key *key, const char *name, const bool do_force);
struct KeyBlock *BKE_keyblock_from_key(struct Key *key, int index);
struct KeyBlock *BKE_keyblock_find_name(struct Key *key, const char name[]);
void BKE_keyblock_copy_settings(struct KeyBlock *kb_dst, const struct KeyBlock *kb_src);
char *BKE_keyblock_curval_rnapath_get(struct Key *key, struct KeyBlock *kb);
 
/* conversion functions */
/* Note: 'update_from' versions do not (re)allocate mem in kb, while 'convert_from' do. */
void BKE_keyblock_update_from_lattice(struct Lattice *lt, struct KeyBlock *kb);
void BKE_keyblock_convert_from_lattice(struct Lattice *lt, struct KeyBlock *kb);
void BKE_keyblock_convert_to_lattice(struct KeyBlock *kb, struct Lattice *lt);
 
int BKE_keyblock_curve_element_count(struct ListBase *nurb);
void BKE_keyblock_curve_data_transform(const struct ListBase *nurb,
                                       const float mat[4][4],
                                       const void *src,
                                       void *dst);
void BKE_keyblock_update_from_curve(struct Curve *cu, struct KeyBlock *kb, struct ListBase *nurb);
void BKE_keyblock_convert_from_curve(struct Curve *cu, struct KeyBlock *kb, struct ListBase *nurb);
void BKE_keyblock_convert_to_curve(struct KeyBlock *kb, struct Curve *cu, struct ListBase *nurb);
 
void BKE_keyblock_update_from_mesh(struct Mesh *me, struct KeyBlock *kb);
void BKE_keyblock_convert_from_mesh(struct Mesh *me, struct Key *key, struct KeyBlock *kb);
void BKE_keyblock_convert_to_mesh(struct KeyBlock *kb, struct Mesh *me);
void BKE_keyblock_mesh_calc_normals(struct KeyBlock *kb,
                                    struct Mesh *mesh,
                                    float (*r_vertnors)[3],
                                    float (*r_polynors)[3],
                                    float (*r_loopnors)[3]);
 
void BKE_keyblock_update_from_vertcos(struct Object *ob,
                                      struct KeyBlock *kb,
                                      const float (*vertCos)[3]);
void BKE_keyblock_convert_from_vertcos(struct Object *ob,
                                       struct KeyBlock *kb,
                                       const float (*vertCos)[3]);
float (*BKE_keyblock_convert_to_vertcos(struct Object *ob, struct KeyBlock *kb))[3];
 
void BKE_keyblock_update_from_offset(struct Object *ob,
                                     struct KeyBlock *kb,
                                     const float (*ofs)[3]);
 
/* other management */
bool BKE_keyblock_move(struct Object *ob, int org_index, int new_index);
 
bool BKE_keyblock_is_basis(struct Key *key, const int index);
 
/* -------------------------------------------------------------------- */
void BKE_keyblock_data_get_from_shape(const struct Key *key,
                                      float (*arr)[3],
                                      const int shape_index);
void BKE_keyblock_data_get(const struct Key *key, float (*arr)[3]);
 
void BKE_keyblock_data_set_with_mat4(struct Key *key,
                                     const int shape_index,
                                     const float (*coords)[3],
                                     const float mat[4][4]);
void BKE_keyblock_curve_data_set_with_mat4(struct Key *key,
                                           const struct ListBase *nurb,
                                           const int shape_index,
                                           const void *data,
                                           const float mat[4][4]);
void BKE_keyblock_data_set(struct Key *key, const int shape_index, const void *data);
 
#ifdef __cplusplus
};
#endif