Engine directory for ticket #1

Engine/source/T3D/physics/bullet/btPlugin.cpp

@@ -0,0 +1,218 @@
+//-----------------------------------------------------------------------------
+// Copyright (c) 2012 GarageGames, LLC
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to
+// deal in the Software without restriction, including without limitation the
+// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+// sell copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+// IN THE SOFTWARE.
+//-----------------------------------------------------------------------------
+
+#include "platform/platform.h"
+#include "T3D/physics/bullet/btPlugin.h"
+
+#include "T3D/physics/physicsShape.h"
+#include "T3D/physics/bullet/btWorld.h"
+#include "T3D/physics/bullet/btBody.h"
+#include "T3D/physics/bullet/btPlayer.h"
+#include "T3D/physics/bullet/btCollision.h"
+#include "T3D/gameBase/gameProcess.h"
+#include "core/util/tNamedFactory.h"
+
+
+AFTER_MODULE_INIT( Sim )
+{
+   NamedFactory<PhysicsPlugin>::add( "Bullet", &BtPlugin::create );
+
+   #if defined(TORQUE_OS_MAC)
+      NamedFactory<PhysicsPlugin>::add( "default", &BtPlugin::create );
+   #endif   
+}
+
+
+PhysicsPlugin* BtPlugin::create()
+{
+   return new BtPlugin();
+}
+
+BtPlugin::BtPlugin()
+{
+}
+
+BtPlugin::~BtPlugin()
+{
+}
+
+void BtPlugin::destroyPlugin()
+{
+   // Cleanup any worlds that are still kicking.
+   Map<StringNoCase, PhysicsWorld*>::Iterator iter = mPhysicsWorldLookup.begin();
+   for ( ; iter != mPhysicsWorldLookup.end(); iter++ )
+   {
+      iter->value->destroyWorld();
+      delete iter->value;
+   }
+   mPhysicsWorldLookup.clear();
+
+   delete this;
+}
+
+void BtPlugin::reset()
+{
+   // First delete all the cleanup objects.
+   if ( getPhysicsCleanup() )
+      getPhysicsCleanup()->deleteAllObjects();
+
+   getPhysicsResetSignal().trigger( PhysicsResetEvent_Restore );
+
+   // Now let each world reset itself.
+   Map<StringNoCase, PhysicsWorld*>::Iterator iter = mPhysicsWorldLookup.begin();
+   for ( ; iter != mPhysicsWorldLookup.end(); iter++ )
+      iter->value->reset();
+}
+
+PhysicsCollision* BtPlugin::createCollision()
+{
+   return new BtCollision();
+}
+
+PhysicsBody* BtPlugin::createBody()
+{
+   return new BtBody();
+}
+
+PhysicsPlayer* BtPlugin::createPlayer()
+{
+   return new BtPlayer();
+}
+
+bool BtPlugin::isSimulationEnabled() const
+{
+   bool ret = false;
+   BtWorld *world = static_cast<BtWorld*>( getWorld( smClientWorldName ) );
+   if ( world )
+   {
+      ret = world->getEnabled();
+      return ret;
+   }
+
+   world = static_cast<BtWorld*>( getWorld( smServerWorldName ) );
+   if ( world )
+   {
+      ret = world->getEnabled();
+      return ret;
+   }
+
+   return ret;
+}
+
+void BtPlugin::enableSimulation( const String &worldName, bool enable )
+{
+   BtWorld *world = static_cast<BtWorld*>( getWorld( worldName ) );
+   if ( world )
+      world->setEnabled( enable );
+}
+
+void BtPlugin::setTimeScale( const F32 timeScale )
+{
+   // Grab both the client and
+   // server worlds and set their time
+   // scales to the passed value.
+   BtWorld *world = static_cast<BtWorld*>( getWorld( smClientWorldName ) );
+   if ( world )
+      world->setEditorTimeScale( timeScale );
+
+   world = static_cast<BtWorld*>( getWorld( smServerWorldName ) );
+   if ( world )
+      world->setEditorTimeScale( timeScale );
+}
+
+const F32 BtPlugin::getTimeScale() const
+{
+   // Grab both the client and
+   // server worlds and call 
+   // setEnabled( true ) on them.
+   BtWorld *world = static_cast<BtWorld*>( getWorld( smClientWorldName ) );
+   if ( !world )
+   {
+      world = static_cast<BtWorld*>( getWorld( smServerWorldName ) );
+      if ( !world )
+         return 0.0f;
+   }
+   
+   return world->getEditorTimeScale();
+}
+
+bool BtPlugin::createWorld( const String &worldName )
+{
+   Map<StringNoCase, PhysicsWorld*>::Iterator iter = mPhysicsWorldLookup.find( worldName );
+   PhysicsWorld *world = NULL;
+   
+   iter != mPhysicsWorldLookup.end() ? world = (*iter).value : world = NULL; 
+
+   if ( world ) 
+   {
+      Con::errorf( "BtPlugin::createWorld - %s world already exists!", worldName.c_str() );
+      return false;
+   }
+
+   world = new BtWorld();
+   
+   if ( worldName.equal( smClientWorldName, String::NoCase ) )
+      world->initWorld( false, ClientProcessList::get() );
+   else
+      world->initWorld( true, ServerProcessList::get() );
+
+   mPhysicsWorldLookup.insert( worldName, world );
+
+   return world != NULL;
+}
+
+void BtPlugin::destroyWorld( const String &worldName )
+{
+   Map<StringNoCase, PhysicsWorld*>::Iterator iter = mPhysicsWorldLookup.find( worldName );
+   if ( iter == mPhysicsWorldLookup.end() )
+      return;
+
+   PhysicsWorld *world = (*iter).value;
+   world->destroyWorld();
+   delete world;
+   
+   mPhysicsWorldLookup.erase( iter );
+}
+
+PhysicsWorld* BtPlugin::getWorld( const String &worldName ) const
+{
+   if ( mPhysicsWorldLookup.isEmpty() )
+      return NULL;
+
+   Map<StringNoCase, PhysicsWorld*>::ConstIterator iter = mPhysicsWorldLookup.find( worldName );
+
+   return iter != mPhysicsWorldLookup.end() ? (*iter).value : NULL;
+}
+
+PhysicsWorld* BtPlugin::getWorld() const
+{
+   if ( mPhysicsWorldLookup.size() == 0 )
+      return NULL;
+
+   Map<StringNoCase, PhysicsWorld*>::ConstIterator iter = mPhysicsWorldLookup.begin();
+   return iter->value;
+}
+
+U32 BtPlugin::getWorldCount() const
+{ 
+   return mPhysicsWorldLookup.size(); 
+}