///fills the dataBuffer and returns the struct name (and 0 on failure)
string btCompoundShape::serialize( object dataBuffer, btSerializer* serializer )
{
btCompoundShapeData* shapeData = (btCompoundShapeData*)dataBuffer;
btCollisionShape::serialize( &shapeData.m_collisionShapeData, serializer );
shapeData.m_collisionMargin = float( m_collisionMargin );
shapeData.m_numChildShapes = m_children.Count;
shapeData.m_childShapePtr = 0;
if( shapeData.m_numChildShapes )
{
btChunk* chunk = serializer.allocate( sizeof( btCompoundShapeChildData ), shapeData.m_numChildShapes );
btCompoundShapeChildData* memPtr = (btCompoundShapeChildData*)chunk.m_oldPtr;
shapeData.m_childShapePtr = (btCompoundShapeChildData*)serializer.getUniquePointer( memPtr );
for( int i = 0; i < shapeData.m_numChildShapes; i++, memPtr++ )
{
memPtr.m_childMargin = float( m_children[i].m_childMargin );
memPtr.m_childShape = (btCollisionShapeData*)serializer.getUniquePointer( m_children[i].m_childShape );
//don't serialize shapes that already have been serialized
if( !serializer.findPointer( m_children[i].m_childShape ) )
{
btChunk* chunk = serializer.allocate( m_children[i].m_childShape.calculateSerializeBufferSize(), 1 );
string structType = m_children[i].m_childShape.serialize( chunk.m_oldPtr, serializer );
serializer.finalizeChunk( chunk, structType, BT_SHAPE_CODE, m_children[i].m_childShape );
}
memPtr.m_childShapeType = m_children[i].m_childShapeType;
m_children[i].m_transform.serializeFloat( memPtr.m_transform );
}
serializer.finalizeChunk( chunk, "btCompoundShapeChildData", BT_ARRAY_CODE, chunk.m_oldPtr );
}
return "btCompoundShapeData";
}
