ModelStore.cpp

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////////////////////////////////////////////////////////////////////////////////
//    Scorched3D (c) 2000-2009
//
//    This file is part of Scorched3D.
//
//    Scorched3D 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 2 of the License, or
//    (at your option) any later version.
//
//    Scorched3D 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 Scorched3D; if not, write to the Free Software
//    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
////////////////////////////////////////////////////////////////////////////////

#include <3dsparse/ASEModelFactory.h>
#include <3dsparse/MSModelFactory.h>
#include <3dsparse/TreeModelFactory.h>
#include <3dsparse/ModelStore.h>
#include <3dsparse/Model.h>
#include <common/Defines.h>

ModelStore *ModelStore::instance_ = 0;

ModelStore *ModelStore::instance()
{
        if (!instance_)
        {
                instance_ = new ModelStore;
        }
        return instance_;
}

ModelStore::ModelStore()
{
}

ModelStore::~ModelStore()
{
}

Model *ModelStore::loadModel(ModelID &modelId)
{
        std::map<std::string, Model *>::iterator findItor =
                fileMap_.find(modelId.getStringHash());
        if (findItor == fileMap_.end())
        {
                Model *model = getModel(modelId);
                fileMap_[modelId.getStringHash()] = model;
                return model;
        }
        return (*findItor).second;
}

Model *ModelStore::getModel(ModelID &id)
{
        Model *model = 0;
        if (0 == strcmp(id.getType(), "ase"))
        {
                // Load the ASEFile containing the tank definitions
                std::string meshName(S3D::getDataFile(id.getMeshName()));

                bool noSkin = 
                        (0 == strcmp("none", id.getSkinName()));
                ASEModelFactory factory;
                std::string skinName = S3D::getDataFile(id.getSkinName());
                model = factory.createModel(meshName.c_str(), 
                        (noSkin?"":skinName.c_str()));
        }
        else if (0 == strcmp(id.getType(), "MilkShape"))
        {
                // Load the Milkshape containing the tank definitions
                std::string meshName(S3D::getDataFile(id.getMeshName()));
                MSModelFactory factory;
                model = factory.createModel(meshName.c_str());          
        }
        else if (0 == strcmp(id.getType(), "Tree"))
        {
                // Create a model for the tree
                TreeModelFactory factory;
                model = factory.createModel(id.getMeshName(), id.getSkinName());                
        }
        else
        {
                DIALOG_ASSERT(0);
        }

        return model;
}

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