Since shape keys are stored as raw floating point data, this unfortunately requires changes to all code that works with it. An additional complication is that bezier and nurbs control points have different entry size, and can be mixed in the same object (and hence shape key buffer). Shape key entries are changed from: bezier: float v1[3], v2[3], v3[3], tilt, pad, pad; nurbs: float vec[3], tilt; To: bezier: float v1[3], v2[3], v3[3], tilt, radius, pad; nurbs: float vec[3], tilt, radius, pad; The official shape key element size is changed to 3 floats, with 4 elements for bezier nodes, and 2 for nurbs. This also means that the element count is not equal to the vertex count anymore. While searching for all curve Shape Key code, I also found that BKE_curve_transform_ex and BKE_curve_translate were broken. This can be seen by trying to change the Origin of a Curve with keys. Reviewers: campbellbarton, sergey Differential Revision: https://developer.blender.org/D3676
116 lines
4.6 KiB
C++
116 lines
4.6 KiB
C++
/*
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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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, 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_KEY_H__
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#define __BKE_KEY_H__
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/** \file BKE_key.h
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* \ingroup bke
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* \since March 2001
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* \author nzc
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*/
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struct Key;
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struct KeyBlock;
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struct ID;
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struct ListBase;
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struct Curve;
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struct Object;
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struct Lattice;
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struct Main;
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struct Mesh;
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struct WeightsArrayCache;
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/* Kernel prototypes */
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#ifdef __cplusplus
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extern "C" {
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#endif
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void BKE_key_free(struct Key *sc);
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void BKE_key_free_nolib(struct Key *key);
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struct Key *BKE_key_add(struct Main *bmain, struct ID *id);
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void BKE_key_copy_data(struct Main *bmain, struct Key *key_dst, const struct Key *key_src, const int flag);
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struct Key *BKE_key_copy(struct Main *bmain, const struct Key *key);
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struct Key *BKE_key_copy_nolib(struct Key *key);
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void BKE_key_sort(struct Key *key);
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void key_curve_position_weights(float t, float data[4], int type);
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void key_curve_tangent_weights(float t, float data[4], int type);
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void key_curve_normal_weights(float t, float data[4], int type);
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float *BKE_key_evaluate_object_ex(
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struct Object *ob, int *r_totelem,
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float *arr, size_t arr_size);
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float *BKE_key_evaluate_object(
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struct Object *ob, int *r_totelem);
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struct Key **BKE_key_from_id_p(struct ID *id);
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struct Key *BKE_key_from_id(struct ID *id);
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struct Key **BKE_key_from_object_p(struct Object *ob);
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struct Key *BKE_key_from_object(struct Object *ob);
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struct KeyBlock *BKE_keyblock_from_object(struct Object *ob);
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struct KeyBlock *BKE_keyblock_from_object_reference(struct Object *ob);
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struct KeyBlock *BKE_keyblock_add(struct Key *key, const char *name);
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struct KeyBlock *BKE_keyblock_add_ctime(struct Key *key, const char *name, const bool do_force);
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struct KeyBlock *BKE_keyblock_from_key(struct Key *key, int index);
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struct KeyBlock *BKE_keyblock_find_name(struct Key *key, const char name[]);
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void BKE_keyblock_copy_settings(struct KeyBlock *kb_dst, const struct KeyBlock *kb_src);
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char *BKE_keyblock_curval_rnapath_get(struct Key *key, struct KeyBlock *kb);
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/* conversion functions */
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/* Note: 'update_from' versions do not (re)allocate mem in kb, while 'convert_from' do. */
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void BKE_keyblock_update_from_lattice(struct Lattice *lt, struct KeyBlock *kb);
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void BKE_keyblock_convert_from_lattice(struct Lattice *lt, struct KeyBlock *kb);
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void BKE_keyblock_convert_to_lattice(struct KeyBlock *kb, struct Lattice *lt);
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int BKE_keyblock_curve_element_count(struct ListBase *nurb);
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void BKE_keyblock_update_from_curve(struct Curve *cu, struct KeyBlock *kb, struct ListBase *nurb);
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void BKE_keyblock_convert_from_curve(struct Curve *cu, struct KeyBlock *kb, struct ListBase *nurb);
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void BKE_keyblock_convert_to_curve(struct KeyBlock *kb, struct Curve *cu, struct ListBase *nurb);
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void BKE_keyblock_update_from_mesh(struct Mesh *me, struct KeyBlock *kb);
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void BKE_keyblock_convert_from_mesh(struct Mesh *me, struct Key *key, struct KeyBlock *kb);
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void BKE_keyblock_convert_to_mesh(struct KeyBlock *kb, struct Mesh *me);
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void BKE_keyblock_mesh_calc_normals(
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struct KeyBlock *kb, struct Mesh *mesh, float (*r_vertnors)[3], float (*r_polynors)[3], float (*r_loopnors)[3]);
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void BKE_keyblock_update_from_vertcos(struct Object *ob, struct KeyBlock *kb, float (*vertCos)[3]);
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void BKE_keyblock_convert_from_vertcos(struct Object *ob, struct KeyBlock *kb, float (*vertCos)[3]);
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float (*BKE_keyblock_convert_to_vertcos(struct Object *ob, struct KeyBlock *kb))[3];
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void BKE_keyblock_update_from_offset(struct Object *ob, struct KeyBlock *kb, float (*ofs)[3]);
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/* other management */
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bool BKE_keyblock_move(struct Object *ob, int org_index, int new_index);
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bool BKE_keyblock_is_basis(struct Key *key, const int index);
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#ifdef __cplusplus
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};
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#endif
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#endif /* __BKE_KEY_H__ */
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