axmol/cocos/2d/renderer/CCGroupCommand.cpp

/****************************************************************************
 Copyright (c) 2013-2014 Chukong Technologies Inc.

 http://www.cocos2d-x.org

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 of this software and associated documentation files (the "Software"), to deal
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 all copies or substantial portions of the Software.

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 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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#include "renderer/CCGroupCommand.h"
#include "renderer/CCRenderer.h"
#include "CCDirector.h"

NS_CC_BEGIN

GroupCommandManager::GroupCommandManager()
{

}

GroupCommandManager::~GroupCommandManager()
{
    
}

bool GroupCommandManager::init()
{
    //0 is the default render group
    _groupMapping[0] = true;
    return true;
}

int GroupCommandManager::getGroupID()
{
    //Reuse old id
    for(auto it = _groupMapping.begin(); it != _groupMapping.end(); ++it)
    {
        if(!it->second)
        {
            _groupMapping[it->first] = true;
            return it->first;
        }
    }

    //Create new ID
//    int newID = _groupMapping.size();
    int newID = Director::getInstance()->getRenderer()->createRenderQueue();
    _groupMapping[newID] = true;

    return newID;
}

void GroupCommandManager::releaseGroupID(int groupID)
{
    _groupMapping[groupID] = false;
}

GroupCommand::GroupCommand()
{
    _type = RenderCommand::Type::GROUP_COMMAND;
    _renderQueueID = Director::getInstance()->getRenderer()->getGroupCommandManager()->getGroupID();
}

void GroupCommand::init(float globalOrder)
{
    _globalOrder = globalOrder;
    auto manager = Director::getInstance()->getRenderer()->getGroupCommandManager();
    manager->releaseGroupID(_renderQueueID);
    _renderQueueID = manager->getGroupID();
}

GroupCommand::~GroupCommand()
{
    Director::getInstance()->getRenderer()->getGroupCommandManager()->releaseGroupID(_renderQueueID);
}

NS_CC_END