btPlugin.cpp

Public Functions

AFTER_MODULE_INIT(Sim )

Public Functions

AFTER_MODULE_INIT(Sim )

  1
  2//-----------------------------------------------------------------------------
  3// Copyright (c) 2012 GarageGames, LLC
  4//
  5// Permission is hereby granted, free of charge, to any person obtaining a copy
  6// of this software and associated documentation files (the "Software"), to
  7// deal in the Software without restriction, including without limitation the
  8// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
  9// sell copies of the Software, and to permit persons to whom the Software is
 10// furnished to do so, subject to the following conditions:
 11//
 12// The above copyright notice and this permission notice shall be included in
 13// all copies or substantial portions of the Software.
 14//
 15// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 16// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 17// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 18// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 19// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 20// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
 21// IN THE SOFTWARE.
 22//-----------------------------------------------------------------------------
 23
 24#include "platform/platform.h"
 25#include "T3D/physics/bullet/btPlugin.h"
 26
 27#include "T3D/physics/physicsShape.h"
 28#include "T3D/physics/bullet/btWorld.h"
 29#include "T3D/physics/bullet/btBody.h"
 30#include "T3D/physics/bullet/btPlayer.h"
 31#include "T3D/physics/bullet/btCollision.h"
 32#include "T3D/gameBase/gameProcess.h"
 33#include "core/util/tNamedFactory.h"
 34
 35
 36AFTER_MODULE_INIT( Sim )
 37{
 38   NamedFactory<PhysicsPlugin>::add( "Bullet", &BtPlugin::create );
 39
 40   #if defined(TORQUE_OS_MAC)
 41      NamedFactory<PhysicsPlugin>::add( "default", &BtPlugin::create );
 42   #endif   
 43}
 44
 45
 46PhysicsPlugin* BtPlugin::create()
 47{
 48   return new BtPlugin();
 49}
 50
 51BtPlugin::BtPlugin()
 52{
 53}
 54
 55BtPlugin::~BtPlugin()
 56{
 57}
 58
 59void BtPlugin::destroyPlugin()
 60{
 61   // Cleanup any worlds that are still kicking.
 62   Map<StringNoCase, PhysicsWorld*>::Iterator iter = mPhysicsWorldLookup.begin();
 63   for ( ; iter != mPhysicsWorldLookup.end(); iter++ )
 64   {
 65      iter->value->destroyWorld();
 66      delete iter->value;
 67   }
 68   mPhysicsWorldLookup.clear();
 69
 70   delete this;
 71}
 72
 73void BtPlugin::reset()
 74{
 75   // First delete all the cleanup objects.
 76   if ( getPhysicsCleanup() )
 77      getPhysicsCleanup()->deleteAllObjects();
 78
 79   getPhysicsResetSignal().trigger( PhysicsResetEvent_Restore );
 80
 81   // Now let each world reset itself.
 82   Map<StringNoCase, PhysicsWorld*>::Iterator iter = mPhysicsWorldLookup.begin();
 83   for ( ; iter != mPhysicsWorldLookup.end(); iter++ )
 84      iter->value->reset();
 85}
 86
 87PhysicsCollision* BtPlugin::createCollision()
 88{
 89   return new BtCollision();
 90}
 91
 92PhysicsBody* BtPlugin::createBody()
 93{
 94   return new BtBody();
 95}
 96
 97PhysicsPlayer* BtPlugin::createPlayer()
 98{
 99   return new BtPlayer();
100}
101
102bool BtPlugin::isSimulationEnabled() const
103{
104   bool ret = false;
105   BtWorld *world = static_cast<BtWorld*>( getWorld( smClientWorldName ) );
106   if ( world )
107   {
108      ret = world->getEnabled();
109      return ret;
110   }
111
112   world = static_cast<BtWorld*>( getWorld( smServerWorldName ) );
113   if ( world )
114   {
115      ret = world->getEnabled();
116      return ret;
117   }
118
119   return ret;
120}
121
122void BtPlugin::enableSimulation( const String &worldName, bool enable )
123{
124   BtWorld *world = static_cast<BtWorld*>( getWorld( worldName ) );
125   if ( world )
126      world->setEnabled( enable );
127}
128
129void BtPlugin::setTimeScale( const F32 timeScale )
130{
131   // Grab both the client and
132   // server worlds and set their time
133   // scales to the passed value.
134   BtWorld *world = static_cast<BtWorld*>( getWorld( smClientWorldName ) );
135   if ( world )
136      world->setEditorTimeScale( timeScale );
137
138   world = static_cast<BtWorld*>( getWorld( smServerWorldName ) );
139   if ( world )
140      world->setEditorTimeScale( timeScale );
141}
142
143const F32 BtPlugin::getTimeScale() const
144{
145   // Grab both the client and
146   // server worlds and call 
147   // setEnabled( true ) on them.
148   BtWorld *world = static_cast<BtWorld*>( getWorld( smClientWorldName ) );
149   if ( !world )
150   {
151      world = static_cast<BtWorld*>( getWorld( smServerWorldName ) );
152      if ( !world )
153         return 0.0f;
154   }
155   
156   return world->getEditorTimeScale();
157}
158
159bool BtPlugin::createWorld( const String &worldName )
160{
161   Map<StringNoCase, PhysicsWorld*>::Iterator iter = mPhysicsWorldLookup.find( worldName );
162   PhysicsWorld *world = NULL;
163   
164   iter != mPhysicsWorldLookup.end() ? world = (*iter).value : world = NULL; 
165
166   if ( world ) 
167   {
168      Con::errorf( "BtPlugin::createWorld - %s world already exists!", worldName.c_str() );
169      return false;
170   }
171
172   world = new BtWorld();
173   
174   if ( worldName.equal( smClientWorldName, String::NoCase ) )
175      world->initWorld( false, ClientProcessList::get() );
176   else
177      world->initWorld( true, ServerProcessList::get() );
178
179   mPhysicsWorldLookup.insert( worldName, world );
180
181   return world != NULL;
182}
183
184void BtPlugin::destroyWorld( const String &worldName )
185{
186   Map<StringNoCase, PhysicsWorld*>::Iterator iter = mPhysicsWorldLookup.find( worldName );
187   if ( iter == mPhysicsWorldLookup.end() )
188      return;
189
190   PhysicsWorld *world = (*iter).value;
191   world->destroyWorld();
192   delete world;
193   
194   mPhysicsWorldLookup.erase( iter );
195}
196
197PhysicsWorld* BtPlugin::getWorld( const String &worldName ) const
198{
199   if ( mPhysicsWorldLookup.isEmpty() )
200      return NULL;
201
202   Map<StringNoCase, PhysicsWorld*>::ConstIterator iter = mPhysicsWorldLookup.find( worldName );
203
204   return iter != mPhysicsWorldLookup.end() ? (*iter).value : NULL;
205}
206
207PhysicsWorld* BtPlugin::getWorld() const
208{
209   if ( mPhysicsWorldLookup.size() == 0 )
210      return NULL;
211
212   Map<StringNoCase, PhysicsWorld*>::ConstIterator iter = mPhysicsWorldLookup.begin();
213   return iter->value;
214}
215
216U32 BtPlugin::getWorldCount() const
217{ 
218   return mPhysicsWorldLookup.size(); 
219}
220