/indra/lscript/lscript_execute/llscriptresourceconsumer.cpp
C++ | 106 lines | 58 code | 17 blank | 31 comment | 8 complexity | c5d4278852ea77bb342e6e45419e059f MD5 | raw file
Possible License(s): LGPL-2.1
- /**
- * @file llscriptresourceconsumer.cpp
- * @brief An interface for a script resource consumer.
- *
- * $LicenseInfo:firstyear=2008&license=viewerlgpl$
- * Second Life Viewer Source Code
- * Copyright (C) 2010, Linden Research, Inc.
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation;
- * version 2.1 of the License only.
- *
- * This library 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
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
- *
- * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
- * $/LicenseInfo$
- */
- #include "llscriptresourceconsumer.h"
- #include "llscriptresourcepool.h"
- LLScriptResourceConsumer::LLScriptResourceConsumer()
- : mScriptResourcePool(&LLScriptResourcePool::null)
- { }
- // Get the resource pool this consumer is currently using.
- // virtual
- LLScriptResourcePool& LLScriptResourceConsumer::getScriptResourcePool()
- {
- return *mScriptResourcePool;
- }
- // Get the resource pool this consumer is currently using.
- // virtual
- const LLScriptResourcePool& LLScriptResourceConsumer::getScriptResourcePool() const
- {
- return *mScriptResourcePool;
- }
- // virtual
- void LLScriptResourceConsumer::setScriptResourcePool(LLScriptResourcePool& new_pool)
- {
- mScriptResourcePool = &new_pool;
- }
- bool LLScriptResourceConsumer::switchScriptResourcePools(LLScriptResourcePool& new_pool)
- {
- if (&new_pool == &LLScriptResourcePool::null)
- {
- llwarns << "New pool is null" << llendl;
- }
- if (isInPool(new_pool))
- {
- return true;
- }
- if (!canUseScriptResourcePool(new_pool))
- {
- return false;
- }
- S32 used_urls = getUsedPublicURLs();
-
- getScriptResourcePool().getPublicURLResource().release( used_urls );
- setScriptResourcePool(new_pool);
- getScriptResourcePool().getPublicURLResource().request( used_urls );
-
- return true;
- }
- bool LLScriptResourceConsumer::canUseScriptResourcePool(const LLScriptResourcePool& resource_pool)
- {
- if (isInPool(resource_pool))
- {
- return true;
- }
- if (resource_pool.getPublicURLResource().getAvailable() < getUsedPublicURLs())
- {
- return false;
- }
-
- return true;
- }
- bool LLScriptResourceConsumer::isInPool(const LLScriptResourcePool& resource_pool)
- {
- const LLScriptResourcePool& current_pool = getScriptResourcePool();
- if ( &resource_pool == ¤t_pool )
- {
- // This consumer is already in this pool
- return true;
- }
- return false;
- }