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/* |
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* Copyright (c) 2016 - 2017 Christian Schoenebeck |
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* |
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* http://www.linuxsampler.org |
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* |
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* This file is part of LinuxSampler and released under the same terms. |
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* See README file for details. |
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*/ |
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#include "InstrumentScriptVMFunctions.h" |
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#include "InstrumentScriptVMDynVars.h" |
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#include "InstrumentScriptVM.h" |
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#include "../AbstractEngineChannel.h" |
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#include "../EngineBase.h" |
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namespace LinuxSampler { |
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// built-in variable $ENGINE_UPTIME |
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int InstrumentScriptVMDynVar_ENGINE_UPTIME::evalInt() { |
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AbstractEngineChannel* pEngineChannel = |
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static_cast<AbstractEngineChannel*>(m_vm->m_event->cause.pEngineChannel); |
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AbstractEngine* pEngine = |
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static_cast<AbstractEngine*>(pEngineChannel->GetEngine()); |
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// engine's official playback time in milliseconds (offline bounce safe) |
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return int( double(pEngine->FrameTime + m_vm->m_event->cause.FragmentPos()) / |
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double(pEngine->SampleRate) * 1000.0 ); |
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} |
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// built-in variable $NI_CALLBACK_ID |
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int InstrumentScriptVMDynVar_NI_CALLBACK_ID::evalInt() { |
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AbstractEngineChannel* pEngineChannel = |
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static_cast<AbstractEngineChannel*>(m_vm->m_event->cause.pEngineChannel); |
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return pEngineChannel->GetScriptCallbackID(m_vm->m_event); |
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} |
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// built-in variable %ALL_EVENTS |
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InstrumentScriptVMDynVar_ALL_EVENTS::InstrumentScriptVMDynVar_ALL_EVENTS(InstrumentScriptVM* parent) |
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: m_vm(parent), m_ids(NULL), m_numIDs(0) |
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{ |
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m_ids = new note_id_t[GLOBAL_MAX_NOTES]; |
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memset(&m_ids[0], 0, GLOBAL_MAX_NOTES * sizeof(note_id_t)); |
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} |
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InstrumentScriptVMDynVar_ALL_EVENTS::~InstrumentScriptVMDynVar_ALL_EVENTS() { |
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if (m_ids) delete[] m_ids; |
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} |
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VMIntArrayExpr* InstrumentScriptVMDynVar_ALL_EVENTS::asIntArray() const { |
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const_cast<InstrumentScriptVMDynVar_ALL_EVENTS*>(this)->updateNoteIDs(); |
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return const_cast<VMIntArrayExpr*>( dynamic_cast<const VMIntArrayExpr*>(this) ); |
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} |
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int InstrumentScriptVMDynVar_ALL_EVENTS::arraySize() const { |
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return m_numIDs; |
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} |
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int InstrumentScriptVMDynVar_ALL_EVENTS::evalIntElement(uint i) { |
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if (i >= m_numIDs) return 0; |
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return m_ids[i]; |
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} |
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void InstrumentScriptVMDynVar_ALL_EVENTS::updateNoteIDs() { |
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AbstractEngineChannel* pEngineChannel = |
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static_cast<AbstractEngineChannel*>(m_vm->m_event->cause.pEngineChannel); |
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m_numIDs = pEngineChannel->AllNoteIDs(&m_ids[0], GLOBAL_MAX_NOTES); |
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// translate sampler engine internal note IDs to public script id scope |
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for (uint i = 0; i < m_numIDs; ++i) |
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m_ids[i] = ScriptID::fromNoteID(m_ids[i]); |
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} |
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} // namespace LinuxSampler |