BKE_softbody.h

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/* SPDX-FileCopyrightText: Blender Authors
 *
 * SPDX-License-Identifier: GPL-2.0-or-later */
#pragma once

 
struct Depsgraph;
struct Object;
struct Scene;
struct SoftBody;
 
typedef struct BodyPoint {
  float origS[3], origE[3], origT[3], pos[3], vec[3], force[3];
  float goal;
  float prevpos[3], prevvec[3], prevdx[3], prevdv[3]; /* used for Heun integration */
  float impdv[3], impdx[3];
  int nofsprings;
  int *springs;
  float choke, choke2, frozen;
  float colball;
  short loc_flag; /* reserved by locale module specific states */
  // char octantflag;
  float mass;
  float springweight;
} BodyPoint;

extern struct SoftBody *sbNew(void);

extern void sbFree(struct Object *ob);

extern void sbFreeSimulation(struct SoftBody *sb);

extern void sbObjectStep(struct Depsgraph *depsgraph,
                         struct Scene *scene,
                         struct Object *ob,
                         float cfra,
                         float (*vertexCos)[3],
                         int numVerts);

extern void sbObjectToSoftbody(struct Object *ob);

extern void sbSetInterruptCallBack(int (*f)(void));

extern void SB_estimate_transform(Object *ob, float lloc[3], float lrot[3][3], float lscale[3][3]);