141 lines
4.2 KiB
C++
141 lines
4.2 KiB
C++
/**
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*
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* Copyright (c) 2021, Kitty Barnett
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*
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* The source code in this file is provided to you under the terms of the
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* GNU Lesser General Public License, version 2.1, but WITHOUT ANY WARRANTY;
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* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
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* PARTICULAR PURPOSE. Terms of the LGPL can be found in doc/LGPL-licence.txt
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* in this distribution, or online at http://www.gnu.org/licenses/lgpl-2.1.txt
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*
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* By copying, modifying or distributing this software, you acknowledge that
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* you have read and understood your obligations described above, and agree to
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* abide by those obligations.
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*
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*/
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#include "llviewerprecompiledheaders.h"
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#include "llvisualeffect.h"
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#include <boost/iterator/filter_iterator.hpp>
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#include <boost/range/iterator_range.hpp>
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// ============================================================================
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// LLTweenableValue class
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//
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template<>
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float LLTweenableValueLerp<float>::get()
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{
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if (!m_CurValue)
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{
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float curFactor = (LLTimer::getElapsedSeconds() - m_StartTime) / m_Duration;
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if (curFactor < 1.0)
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return lerp(m_StartValue, m_EndValue, curFactor);
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m_CurValue = m_EndValue;
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}
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return m_CurValue.get();
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}
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template<>
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LLColor3 LLTweenableValueLerp<LLColor3>::get()
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{
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if (!m_CurValue)
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{
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float curFactor = (LLTimer::getElapsedSeconds() - m_StartTime) / m_Duration;
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if (curFactor < 1.0)
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return lerp(m_StartValue, m_EndValue, curFactor);
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m_CurValue = m_EndValue;
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}
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return m_CurValue.get();
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}
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template<>
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LLVector4 LLTweenableValueLerp<LLVector4>::get()
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{
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if (!m_CurValue)
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{
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float curFactor = (LLTimer::getElapsedSeconds() - m_StartTime) / m_Duration;
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if (curFactor < 1.0)
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return lerp(m_StartValue, m_EndValue, curFactor);
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m_CurValue = m_EndValue;
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}
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return m_CurValue.get();
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}
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// ============================================================================
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// LLVfxManager class
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//
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LLVfxManager::LLVfxManager()
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{
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}
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bool LLVfxManager::addEffect(LLVisualEffect* pEffectInst)
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{
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if (m_Effects.end() != m_Effects.find(pEffectInst))
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return false;
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m_Effects.insert(pEffectInst);
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return true;
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}
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LLVisualEffect* LLVfxManager::getEffect(const LLUUID& idEffect) const
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{
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auto itEffect = std::find_if(m_Effects.begin(), m_Effects.end(), [&idEffect](const LLVisualEffect* pEffect) { return pEffect->getId() == idEffect; });
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return (m_Effects.end() != itEffect) ? *itEffect : nullptr;
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}
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LLVisualEffect* LLVfxManager::getEffect(EVisualEffect eCode) const
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{
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// NOTE: returns the first found but there could be more
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auto itEffect = std::find_if(m_Effects.begin(), m_Effects.end(), [eCode](const LLVisualEffect* pEffect) { return pEffect->getCode() == eCode; });
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return (m_Effects.end() != itEffect) ? *itEffect : nullptr;
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}
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bool LLVfxManager::removeEffect(const LLUUID& idEffect)
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{
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auto itEffect = std::find_if(m_Effects.begin(), m_Effects.end(), [&idEffect](const LLVisualEffect* pEffect) { return pEffect->getId() == idEffect; });
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if (m_Effects.end() == itEffect)
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return false;
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delete *itEffect;
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m_Effects.erase(itEffect);
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return true;
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}
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void LLVfxManager::runEffect(EVisualEffect eCode, LLVisualEffectParams* pParams)
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{
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// *TODO-Catz: once we're done, check whether iterating over the entire list still has negliable impact
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auto pred = [eCode](const LLVisualEffect* pEffect) { return pEffect->getCode() == eCode; };
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auto itEffect = boost::make_filter_iterator(pred, m_Effects.begin(), m_Effects.end()),
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endEffect = boost::make_filter_iterator(pred, m_Effects.end(), m_Effects.end());
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for (; itEffect != endEffect; ++itEffect)
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{
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if (pParams)
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pParams->step(itEffect == endEffect);
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(*itEffect)->run(pParams);
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}
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}
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void LLVfxManager::runEffect(EVisualEffectType eType, LLVisualEffectParams* pParams)
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{
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// *TODO-Catz: once we're done, check whether iterating over the entire list still has negliable impact
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auto pred = [eType](const LLVisualEffect* pEffect) { return pEffect->getType() == eType; };
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auto itEffect = boost::make_filter_iterator(pred, m_Effects.begin(), m_Effects.end()),
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endEffect = boost::make_filter_iterator(pred, m_Effects.end(), m_Effects.end());
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for (; itEffect != endEffect; ++itEffect)
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{
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if (pParams)
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pParams->step(itEffect == endEffect);
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(*itEffect)->run(pParams);
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}
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}
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// ============================================================================
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