152 lines
5.8 KiB
C
152 lines
5.8 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_ARMATURE_H__
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#define __BKE_ARMATURE_H__
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/** \file BKE_armature.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 Bone;
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struct Main;
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struct bArmature;
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struct bPose;
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struct bPoseChannel;
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struct bConstraint;
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struct Scene;
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struct Object;
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struct MDeformVert;
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struct Mesh;
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struct PoseTree;
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struct ListBase;
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typedef struct PoseTarget {
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struct PoseTarget *next, *prev;
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struct bConstraint *con; /* the constrait of this target */
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int tip; /* index of tip pchan in PoseTree */
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} PoseTarget;
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typedef struct PoseTree {
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struct PoseTree *next, *prev;
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int type; /* type of IK that this serves (CONSTRAINT_TYPE_KINEMATIC or ..._SPLINEIK) */
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int totchannel; /* number of pose channels */
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struct ListBase targets; /* list of targets of the tree */
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struct bPoseChannel **pchan; /* array of pose channels */
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int *parent; /* and their parents */
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float (*basis_change)[3][3]; /* basis change result from solver */
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int iterations; /* iterations from the constraint */
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int stretch; /* disable stretching */
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} PoseTree;
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/* Core armature functionality */
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#ifdef __cplusplus
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extern "C" {
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#endif
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struct bArmature *BKE_armature_add(struct Main *bmain, const char *name);
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struct bArmature *BKE_armature_from_object(struct Object *ob);
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void BKE_armature_bonelist_free(struct ListBase *lb);
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void BKE_armature_free(struct bArmature *arm);
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void BKE_armature_make_local(struct bArmature *arm);
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struct bArmature *BKE_armature_copy(struct bArmature *arm);
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/* Bounding box. */
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struct BoundBox *BKE_armature_boundbox_get(struct Object *ob);
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int bone_autoside_name(char name[64], int strip_number, short axis, float head, float tail);
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struct Bone *BKE_armature_find_bone_name(struct bArmature *arm, const char *name);
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float distfactor_to_bone(const float vec[3], const float b1[3], const float b2[3], float r1, float r2, float rdist);
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void BKE_armature_where_is(struct bArmature *arm);
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void BKE_armature_where_is_bone(struct Bone *bone, struct Bone *prevbone);
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void BKE_pose_rebuild(struct Object *ob, struct bArmature *arm);
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void BKE_pose_where_is(struct Scene *scene, struct Object *ob);
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void BKE_pose_where_is_bone(struct Scene *scene, struct Object *ob, struct bPoseChannel *pchan, float ctime, bool do_extra);
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void BKE_pose_where_is_bone_tail(struct bPoseChannel *pchan);
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/* get_objectspace_bone_matrix has to be removed still */
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void get_objectspace_bone_matrix(struct Bone *bone, float M_accumulatedMatrix[4][4], int root, int posed);
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void vec_roll_to_mat3(const float vec[3], const float roll, float mat[3][3]);
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void vec_roll_to_mat3_normalized(const float nor[3], const float roll, float mat[3][3]);
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void mat3_to_vec_roll(float mat[3][3], float r_vec[3], float *r_roll);
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/* Common Conversions Between Co-ordinate Spaces */
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void BKE_armature_mat_world_to_pose(struct Object *ob, float inmat[4][4], float outmat[4][4]);
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void BKE_armature_loc_world_to_pose(struct Object *ob, const float inloc[3], float outloc[3]);
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void BKE_armature_mat_pose_to_bone(struct bPoseChannel *pchan, float inmat[4][4], float outmat[4][4]);
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void BKE_armature_loc_pose_to_bone(struct bPoseChannel *pchan, const float inloc[3], float outloc[3]);
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void BKE_armature_mat_bone_to_pose(struct bPoseChannel *pchan, float inmat[4][4], float outmat[4][4]);
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void BKE_armature_mat_pose_to_delta(float delta_mat[4][4], float pose_mat[4][4], float arm_mat[4][4]);
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void BKE_armature_mat_pose_to_bone_ex(struct Object *ob, struct bPoseChannel *pchan, float inmat[4][4], float outmat[4][4]);
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void BKE_pchan_mat3_to_rot(struct bPoseChannel *pchan, float mat[3][3], bool use_compat);
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void BKE_pchan_apply_mat4(struct bPoseChannel *pchan, float mat[4][4], bool use_comat);
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void BKE_pchan_to_mat4(struct bPoseChannel *pchan, float chan_mat[4][4]);
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void BKE_pchan_calc_mat(struct bPoseChannel *pchan);
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/* Get the "pchan to pose" transform matrix. These matrices apply the effects of
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* HINGE/NO_SCALE/NO_LOCAL_LOCATION options over the pchan loc/rot/scale transformations. */
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void BKE_pchan_to_pose_mat(struct bPoseChannel *pchan, float rotscale_mat[4][4], float loc_mat[4][4]);
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/* Rotation Mode Conversions - Used for PoseChannels + Objects... */
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void BKE_rotMode_change_values(float quat[4], float eul[3], float axis[3], float *angle, short oldMode, short newMode);
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/* B-Bone support */
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#define MAX_BBONE_SUBDIV 32
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typedef struct Mat4 {
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float mat[4][4];
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} Mat4;
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void b_bone_spline_setup(struct bPoseChannel *pchan, int rest, Mat4 result_array[MAX_BBONE_SUBDIV]);
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/* like EBONE_VISIBLE */
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#define PBONE_VISIBLE(arm, bone) ( \
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CHECK_TYPE_INLINE(arm, bArmature *), \
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CHECK_TYPE_INLINE(bone, Bone *), \
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(((bone)->layer & (arm)->layer) && !((bone)->flag & BONE_HIDDEN_P)) \
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)
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#define PBONE_SELECTABLE(arm, bone) \
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(PBONE_VISIBLE(arm, bone) && !((bone)->flag & BONE_UNSELECTABLE))
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#ifdef __cplusplus
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}
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#endif
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#endif
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