117 lines
4.4 KiB
C
117 lines
4.4 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) 2013 Blender Foundation
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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): Joshua Leung, Sergej Reich
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*
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* ***** END GPL LICENSE BLOCK *****
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*/
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/** \file BKE_rigidbody.h
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* \ingroup blenkernel
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* \brief API for Blender-side Rigid Body stuff
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*/
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#ifndef __BKE_RIGIDBODY_H__
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#define __BKE_RIGIDBODY_H__
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struct RigidBodyWorld;
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struct RigidBodyOb;
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struct Scene;
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struct Object;
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/* -------------- */
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/* Memory Management */
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void BKE_rigidbody_free_world(struct RigidBodyWorld *rbw);
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void BKE_rigidbody_free_object(struct Object *ob);
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void BKE_rigidbody_free_constraint(struct Object *ob);
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/* ...... */
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struct RigidBodyOb *BKE_rigidbody_copy_object(struct Object *ob);
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struct RigidBodyCon *BKE_rigidbody_copy_constraint(struct Object *ob);
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void BKE_rigidbody_relink_constraint(struct RigidBodyCon *rbc);
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/* -------------- */
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/* Setup */
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/* create Blender-side settings data - physics objects not initialized yet */
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struct RigidBodyWorld *BKE_rigidbody_create_world(struct Scene *scene);
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struct RigidBodyOb *BKE_rigidbody_create_object(struct Scene *scene, struct Object *ob, short type);
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struct RigidBodyCon *BKE_rigidbody_create_constraint(struct Scene *scene, struct Object *ob, short type);
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/* copy */
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struct RigidBodyWorld *BKE_rigidbody_world_copy(struct RigidBodyWorld *rbw);
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void BKE_rigidbody_world_groups_relink(struct RigidBodyWorld *rbw);
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/* 'validate' (i.e. make new or replace old) Physics-Engine objects */
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void BKE_rigidbody_validate_sim_world(struct Scene *scene, struct RigidBodyWorld *rbw, bool rebuild);
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void BKE_rigidbody_calc_volume(struct Object *ob, float *r_vol);
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void BKE_rigidbody_calc_center_of_mass(struct Object *ob, float r_com[3]);
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/* -------------- */
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/* Utilities */
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struct RigidBodyWorld *BKE_rigidbody_get_world(struct Scene *scene);
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void BKE_rigidbody_remove_object(struct Scene *scene, struct Object *ob);
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void BKE_rigidbody_remove_constraint(struct Scene *scene, struct Object *ob);
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/* -------------- */
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/* Utility Macros */
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/* get mass of Rigid Body Object to supply to RigidBody simulators */
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#define RBO_GET_MASS(rbo) \
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((rbo && ((rbo->type == RBO_TYPE_PASSIVE) || (rbo->flag & RBO_FLAG_KINEMATIC) || (rbo->flag & RBO_FLAG_DISABLED))) ? (0.0f) : (rbo->mass))
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/* get collision margin for Rigid Body Object, triangle mesh and cone shapes cannot embed margin, convex hull always uses custom margin */
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#define RBO_GET_MARGIN(rbo) \
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((rbo->flag & RBO_FLAG_USE_MARGIN || rbo->shape == RB_SHAPE_CONVEXH || rbo->shape == RB_SHAPE_TRIMESH || rbo->shape == RB_SHAPE_CONE) ? (rbo->margin) : (0.04f))
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/* -------------- */
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/* Simulation */
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void BKE_rigidbody_aftertrans_update(struct Object *ob, float loc[3], float rot[3], float quat[4], float rotAxis[3], float rotAngle);
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void BKE_rigidbody_sync_transforms(struct RigidBodyWorld *rbw, struct Object *ob, float ctime);
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bool BKE_rigidbody_check_sim_running(struct RigidBodyWorld *rbw, float ctime);
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void BKE_rigidbody_cache_reset(struct RigidBodyWorld *rbw);
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void BKE_rigidbody_rebuild_world(struct Scene *scene, float ctime);
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void BKE_rigidbody_do_simulation(struct Scene *scene, float ctime);
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/* -------------------- */
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/* Depsgraph evaluation */
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struct EvaluationContext;
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void BKE_rigidbody_rebuild_sim(struct EvaluationContext *eval_ctx,
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struct Scene *scene);
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void BKE_rigidbody_eval_simulation(struct EvaluationContext *eval_ctx,
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struct Scene *scene);
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void BKE_rigidbody_object_sync_transforms(struct EvaluationContext *eval_ctx,
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struct Scene *scene,
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struct Object *ob);
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#endif /* __BKE_RIGIDBODY_H__ */
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