Campbell Barton
3d3bc74884
MSVC used to warn about const mismatch for arguments passed by value. Remove these as newer versions of MSVC no longer show this warning.
252 lines
8.2 KiB
C++
252 lines
8.2 KiB
C++
/*
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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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/** \file
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* \ingroup bke
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* \brief API for Blender-side Rigid Body stuff
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*/
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#pragma once
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#ifdef __cplusplus
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extern "C" {
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#endif
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struct RigidBodyOb;
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struct RigidBodyWorld;
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struct Collection;
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struct Depsgraph;
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struct Main;
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struct Object;
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struct ReportList;
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struct Scene;
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/* -------------------------------------------------------------------- */
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/** \name Memory Management
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* \{ */
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/**
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* Free rigid-body world.
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*/
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void BKE_rigidbody_free_world(struct Scene *scene);
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/**
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* Free rigid-body settings and simulation instances.
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*/
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void BKE_rigidbody_free_object(struct Object *ob, struct RigidBodyWorld *rbw);
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/**
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* Free rigid-body constraint and simulation instance.
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*/
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void BKE_rigidbody_free_constraint(struct Object *ob);
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/* ...... */
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void BKE_rigidbody_object_copy(struct Main *bmain,
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struct Object *ob_dst,
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const struct Object *ob_src,
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int flag);
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/** \} */
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/* -------------------------------------------------------------------- */
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/** \name Iterator
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* \{ */
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/**
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* Callback format for performing operations on ID-pointers for rigid-body world.
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*/
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typedef void (*RigidbodyWorldIDFunc)(struct RigidBodyWorld *rbw,
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struct ID **idpoin,
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void *userdata,
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int cb_flag);
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void BKE_rigidbody_world_id_loop(struct RigidBodyWorld *rbw,
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RigidbodyWorldIDFunc func,
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void *userdata);
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/** \} */
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/* -------------------------------------------------------------------- */
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/** \name Setup
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* \{ */
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/**
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* Set up RigidBody world.
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*
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* Create Blender-side settings data - physics objects not initialized yet.
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*/
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struct RigidBodyWorld *BKE_rigidbody_create_world(struct Scene *scene);
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/**
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* Add rigid body settings to the specified object.
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*/
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struct RigidBodyOb *BKE_rigidbody_create_object(struct Scene *scene,
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struct Object *ob,
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short type);
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/**
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* Add rigid body constraint to the specified object.
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*/
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struct RigidBodyCon *BKE_rigidbody_create_constraint(struct Scene *scene,
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struct Object *ob,
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short type);
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/**
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* Ensure newly set collections' objects all have required data.
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*/
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void BKE_rigidbody_objects_collection_validate(struct Scene *scene, struct RigidBodyWorld *rbw);
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void BKE_rigidbody_constraints_collection_validate(struct Scene *scene,
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struct RigidBodyWorld *rbw);
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/**
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* Ensure object added to collection gets RB data if that collection is a RB one.
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*/
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void BKE_rigidbody_main_collection_object_add(struct Main *bmain,
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struct Collection *collection,
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struct Object *object);
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/**
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* Copy.
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*/
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struct RigidBodyWorld *BKE_rigidbody_world_copy(struct RigidBodyWorld *rbw, int flag);
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void BKE_rigidbody_world_groups_relink(struct RigidBodyWorld *rbw);
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/**
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* 'validate' (i.e. make new or replace old) Physics-Engine objects.
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*/
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/**
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* Create physics sim world given RigidBody world settings
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*
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* \note this does NOT update object references that the scene uses,
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* in case those aren't ready yet!
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*/
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void BKE_rigidbody_validate_sim_world(struct Scene *scene,
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struct RigidBodyWorld *rbw,
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bool rebuild);
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/**
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* Helper function to calculate volume of rigid-body object.
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* TODO: allow a parameter to specify method used to calculate this?
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*/
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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_center[3]);
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/** \} */
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/* -------------------------------------------------------------------- */
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/** \name Utilities
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* \{ */
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/**
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* Get RigidBody world for the given scene, creating one if needed
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*
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* \param scene: Scene to find active Rigid Body world for.
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*/
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struct RigidBodyWorld *BKE_rigidbody_get_world(struct Scene *scene);
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bool BKE_rigidbody_add_object(struct Main *bmain,
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struct Scene *scene,
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struct Object *ob,
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int type,
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struct ReportList *reports);
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void BKE_rigidbody_ensure_local_object(struct Main *bmain, struct Object *ob);
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void BKE_rigidbody_remove_object(struct Main *bmain,
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struct Scene *scene,
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struct Object *ob,
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bool free_us);
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void BKE_rigidbody_remove_constraint(struct Main *bmain,
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struct Scene *scene,
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struct Object *ob,
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bool free_us);
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/** \} */
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/* -------------------------------------------------------------------- */
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/** \name Utility Macros
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* \{ */
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/**
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* Get mass of Rigid Body Object to supply to RigidBody simulators.
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*/
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#define RBO_GET_MASS(rbo) \
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(((rbo) && (((rbo)->type == RBO_TYPE_PASSIVE) || ((rbo)->flag & RBO_FLAG_KINEMATIC) || \
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((rbo)->flag & RBO_FLAG_DISABLED))) ? \
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(0.0f) : \
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((rbo)->mass))
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/**
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* Get collision margin for Rigid Body Object, triangle mesh and cone shapes cannot embed margin,
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* convex hull always uses custom margin.
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*/
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#define RBO_GET_MARGIN(rbo) \
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(((rbo)->flag & RBO_FLAG_USE_MARGIN || (rbo)->shape == RB_SHAPE_CONVEXH || \
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(rbo)->shape == RB_SHAPE_TRIMESH || (rbo)->shape == RB_SHAPE_CONE) ? \
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((rbo)->margin) : \
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(0.04f))
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/** \} */
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/* -------------------------------------------------------------------- */
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/** \name Simulation
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* \{ */
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/**
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* Used when canceling transforms - return rigidbody and object to initial states.
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*/
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void BKE_rigidbody_aftertrans_update(struct Object *ob,
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float loc[3],
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float rot[3],
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float quat[4],
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float rotAxis[3],
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float rotAngle);
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/**
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* Sync rigid body and object transformations.
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*/
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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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bool BKE_rigidbody_is_affected_by_simulation(struct Object *ob);
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void BKE_rigidbody_cache_reset(struct RigidBodyWorld *rbw);
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/**
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* Rebuild rigid body world.
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*
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* NOTE: this needs to be called before frame update to work correctly.
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*/
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void BKE_rigidbody_rebuild_world(struct Depsgraph *depsgraph, struct Scene *scene, float ctime);
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/**
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* Run RigidBody simulation for the specified physics world.
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*/
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void BKE_rigidbody_do_simulation(struct Depsgraph *depsgraph, struct Scene *scene, float ctime);
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/** \} */
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/* -------------------------------------------------------------------- */
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/** \name Depsgraph evaluation
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* \{ */
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void BKE_rigidbody_rebuild_sim(struct Depsgraph *depsgraph, struct Scene *scene);
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void BKE_rigidbody_eval_simulation(struct Depsgraph *depsgraph, struct Scene *scene);
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void BKE_rigidbody_object_sync_transforms(struct Depsgraph *depsgraph,
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struct Scene *scene,
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struct Object *ob);
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/** \} */
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#ifdef __cplusplus
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}
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#endif
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