113 lines
3.1 KiB
C++
113 lines
3.1 KiB
C++
/**
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* @file llscriptresourceconsumer.cpp
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* @brief An interface for a script resource consumer.
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*
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* $LicenseInfo:firstyear=2008&license=viewergpl$
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*
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* Copyright (c) 2008-2009, Linden Research, Inc.
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*
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* Second Life Viewer Source Code
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* The source code in this file ("Source Code") is provided by Linden Lab
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* to you under the terms of the GNU General Public License, version 2.0
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* ("GPL"), unless you have obtained a separate licensing agreement
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* ("Other License"), formally executed by you and Linden Lab. Terms of
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* the GPL can be found in doc/GPL-license.txt in this distribution, or
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* online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
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*
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* There are special exceptions to the terms and conditions of the GPL as
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* it is applied to this Source Code. View the full text of the exception
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* in the file doc/FLOSS-exception.txt in this software distribution, or
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* online at
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* http://secondlifegrid.net/programs/open_source/licensing/flossexception
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*
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* By copying, modifying or distributing this software, you acknowledge
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* that you have read and understood your obligations described above,
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* and agree to abide by those obligations.
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*
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* ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
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* WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
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* COMPLETENESS OR PERFORMANCE.
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* $/LicenseInfo$
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*/
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#include "llscriptresourceconsumer.h"
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#include "llscriptresourcepool.h"
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LLScriptResourceConsumer::LLScriptResourceConsumer()
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: mScriptResourcePool(&LLScriptResourcePool::null)
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{ }
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// Get the resource pool this consumer is currently using.
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// virtual
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LLScriptResourcePool& LLScriptResourceConsumer::getScriptResourcePool()
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{
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return *mScriptResourcePool;
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}
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// Get the resource pool this consumer is currently using.
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// virtual
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const LLScriptResourcePool& LLScriptResourceConsumer::getScriptResourcePool() const
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{
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return *mScriptResourcePool;
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}
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// virtual
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void LLScriptResourceConsumer::setScriptResourcePool(LLScriptResourcePool& new_pool)
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{
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mScriptResourcePool = &new_pool;
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}
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bool LLScriptResourceConsumer::switchScriptResourcePools(LLScriptResourcePool& new_pool)
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{
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if (&new_pool == &LLScriptResourcePool::null)
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{
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llwarns << "New pool is null" << llendl;
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}
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if (isInPool(new_pool))
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{
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return true;
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}
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if (!canUseScriptResourcePool(new_pool))
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{
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return false;
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}
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S32 used_urls = getUsedPublicURLs();
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getScriptResourcePool().getPublicURLResource().release( used_urls );
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setScriptResourcePool(new_pool);
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getScriptResourcePool().getPublicURLResource().request( used_urls );
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return true;
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}
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bool LLScriptResourceConsumer::canUseScriptResourcePool(const LLScriptResourcePool& resource_pool)
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{
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if (isInPool(resource_pool))
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{
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return true;
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}
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if (resource_pool.getPublicURLResource().getAvailable() < getUsedPublicURLs())
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{
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return false;
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}
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return true;
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}
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bool LLScriptResourceConsumer::isInPool(const LLScriptResourcePool& resource_pool)
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{
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const LLScriptResourcePool& current_pool = getScriptResourcePool();
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if ( &resource_pool == ¤t_pool )
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{
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// This consumer is already in this pool
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return true;
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}
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return false;
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}
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