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#include "physicsDevice.h"

using namespace engine::physics;

// Serialization.
#include <Common/Base/System/Io/IStream/hkIStream.h>
#include <Common/Base/Reflection/hkClass.h>
#include <Common/Base/Reflection/Registry/hkTypeInfoRegistry.h>
#include <Common/Serialize/Util/hkStructureLayout.h>
#include <Common/Serialize/Util/hkRootLevelContainer.h>
#include <Common/Serialize/Util/hkSerializeUtil.h>
#include <Physics/Utilities/Serialize/hkpPhysicsData.h>
#include <Common/Serialize/Util/hkLoader.h>

void load5()
{
	hkResource* m_loadedData;

	// Disable warnings
	hkError::getInstance().setEnabled(0xf03243ed, false); // 'm_contactRestingVelocity not set, setting it to REAL_MAX, so that the new collision restitution code will be disabled'
	hkError::getInstance().setEnabled(0x9fe65234, false);  // 'Unsupported simulation on type, setting to SIMULATION_TYPE_CONTINUOUS. See documentation on world stepping and time management'

	// Load the file
	hkSerializeUtil::ErrorDetails loadError;
	m_loadedData = hkSerializeUtil::load( "Item.hkt", &loadError);
	if ( !m_loadedData )
	{
		{
			HK_ASSERT3(0xa6451543, m_loadedData != HK_NULL, "Could not load file. The error is:\n" << loadError.defaultMessage.cString() );
		}
	}

	// Get the top level object in the file, which we know is a hkRootLevelContainer
	hkRootLevelContainer* container = m_loadedData->getContents<hkRootLevelContainer>();
	HK_ASSERT2(0xa6451543, container != HK_NULL, "Could not load root level object" );

	// Get the physics data
	hkpPhysicsData* physicsData = static_cast<hkpPhysicsData*>( container->findObjectByType( hkpPhysicsDataClass.getName() ) );
	HK_ASSERT2(0xa6451544, physicsData != HK_NULL, "Could not find physics data in root level object" );
	HK_ASSERT2(0xa6451535, physicsData->getWorldCinfo() != HK_NULL, "No physics cinfo in loaded file - cannot create a hkpWorld" );
	
	// Create a world and add the physics systems to it
	//hkpWorld* world = new hkpWorld( *physicsData->getWorldCinfo() );
	PHYSICSDEVICE.getWorld()->lock();

	// Register all collision agents
	//hkpAgentRegisterUtil::registerAllAgents( PHYSICSDEVICE.getWorld()->getCollisionDispatcher() );

	// Add all the physics systems to the world
	for ( int i = 0; i < physicsData->getPhysicsSystems().getSize(); ++i )
	{
		PHYSICSDEVICE.getWorld()->addPhysicsSystem( physicsData->getPhysicsSystems()[i] );
	}
	PHYSICSDEVICE.getWorld()->unlock();
	
	//I do not need export hkt file
	//hkSerializeUtil::saveTagfile( container, hkRootLevelContainerClass, hkOstream("out.hkt").getStreamWriter() );

	//-------------------------------------------------------------------

	// Re-enable warnings
	hkError::getInstance().setEnabled(0xf03243ed, true);
	hkError::getInstance().setEnabled(0x9fe65234, true);

	if ( PHYSICSDEVICE.getWorld() )
	{
		PHYSICSDEVICE.getWorld()->markForWrite();
		PHYSICSDEVICE.getWorld()->removeReference();
		//world = HK_NULL;
	}

	if ( m_loadedData )
	{
		m_loadedData->removeReference();
		m_loadedData = HK_NULL;
	}
}