/* =========================================================================== Doom 3 GPL Source Code Copyright (C) 1999-2011 id Software LLC, a ZeniMax Media company. This file is part of the Doom 3 GPL Source Code ("Doom 3 Source Code"). Doom 3 Source Code is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version. Doom 3 Source Code is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with Doom 3 Source Code. If not, see <http://www.gnu.org/licenses/>. In addition, the Doom 3 Source Code is also subject to certain additional terms. You should have received a copy of these additional terms immediately following the terms and conditions of the GNU General Public License which accompanied the Doom 3 Source Code. If not, please request a copy in writing from id Software at the address below. If you have questions concerning this license or the applicable additional terms, you may contact in writing id Software LLC, c/o ZeniMax Media Inc., Suite 120, Rockville, Maryland 20850 USA. =========================================================================== */ #ifndef __GAME_BRITTLEFRACTURE_H__ #define __GAME_BRITTLEFRACTURE_H__ /* =============================================================================== B-rep Brittle Fracture - Static entity using the boundary representation of the render model which can fracture. =============================================================================== */ typedef struct shard_s { idClipModel * clipModel; idFixedWinding winding; idList<idFixedWinding *> decals; idList<bool> edgeHasNeighbour; idList<struct shard_s *> neighbours; idPhysics_RigidBody physicsObj; int droppedTime; bool atEdge; int islandNum; } shard_t; class idBrittleFracture : public idEntity { public: CLASS_PROTOTYPE( idBrittleFracture ); idBrittleFracture( void ); virtual ~idBrittleFracture( void ); void Save( idSaveGame *savefile ) const; void Restore( idRestoreGame *savefile ); void Spawn( void ); virtual void Present( void ); virtual void Think( void ); virtual void ApplyImpulse( idEntity *ent, int id, const idVec3 &point, const idVec3 &impulse ); virtual void AddForce( idEntity *ent, int id, const idVec3 &point, const idVec3 &force ); virtual void AddDamageEffect( const trace_t &collision, const idVec3 &velocity, const char *damageDefName ); virtual void Killed( idEntity *inflictor, idEntity *attacker, int damage, const idVec3 &dir, int location ); void ProjectDecal( const idVec3 &point, const idVec3 &dir, const int time, const char *damageDefName ); bool IsBroken( void ) const; enum { EVENT_PROJECT_DECAL = idEntity::EVENT_MAXEVENTS, EVENT_SHATTER, EVENT_MAXEVENTS }; virtual void ClientPredictionThink( void ); virtual bool ClientReceiveEvent( int event, int time, const idBitMsg &msg ); private: // setttings const idMaterial * material; const idMaterial * decalMaterial; float decalSize; float maxShardArea; float maxShatterRadius; float minShatterRadius; float linearVelocityScale; float angularVelocityScale; float shardMass; float density; float friction; float bouncyness; idStr fxFracture; #ifdef _D3XP bool isXraySurface; #endif // state idPhysics_StaticMulti physicsObj; idList<shard_t *> shards; idBounds bounds; bool disableFracture; // for rendering mutable int lastRenderEntityUpdate; mutable bool changed; bool UpdateRenderEntity( renderEntity_s *renderEntity, const renderView_t *renderView ) const; static bool ModelCallback( renderEntity_s *renderEntity, const renderView_t *renderView ); void AddShard( idClipModel *clipModel, idFixedWinding &w ); void RemoveShard( int index ); void DropShard( shard_t *shard, const idVec3 &point, const idVec3 &dir, const float impulse, const int time ); void Shatter( const idVec3 &point, const idVec3 &impulse, const int time ); void DropFloatingIslands( const idVec3 &point, const idVec3 &impulse, const int time ); void Break( void ); void Fracture_r( idFixedWinding &w ); void CreateFractures( const idRenderModel *renderModel ); void FindNeighbours( void ); void Event_Activate( idEntity *activator ); void Event_Touch( idEntity *other, trace_t *trace ); }; #endif /* !__GAME_BRITTLEFRACTURE_H__ */