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#include "../AbstractEngineChannel.h" |
#include "../AbstractEngineChannel.h" |
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#include "../../common/global_private.h" |
#include "../../common/global_private.h" |
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#include "AbstractInstrumentManager.h" |
#include "AbstractInstrumentManager.h" |
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#include "MidiKeyboardManager.h" |
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namespace LinuxSampler { |
namespace LinuxSampler { |
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/////////////////////////////////////////////////////////////////////// |
/////////////////////////////////////////////////////////////////////// |
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// class 'EventGroup' |
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void EventGroup::insert(int eventID) { |
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if (contains(eventID)) return; |
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AbstractEngine* pEngine = m_script->pEngineChannel->pEngine; |
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// before adding the new event ID, check if there are any dead events |
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// and remove them in that case, before otherwise we might run in danger |
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// to run out of free space on this group for event IDs if a lot of |
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// events die before being removed explicitly from the group by script |
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// |
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// NOTE: or should we do this "dead ones" check only once in a while? |
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int firstDead = -1; |
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for (int i = 0; i < size(); ++i) { |
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if (firstDead >= 0) { |
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if (pEngine->EventByID(eventID)) { |
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remove(firstDead, i - firstDead); |
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firstDead = -1; |
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} |
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} else { |
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if (!pEngine->EventByID(eventID)) firstDead = i; |
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} |
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} |
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append(eventID); |
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} |
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void EventGroup::erase(int eventID) { |
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int index = find(eventID); |
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remove(index); |
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} |
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/////////////////////////////////////////////////////////////////////// |
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// class 'InstrumentScript' |
// class 'InstrumentScript' |
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InstrumentScript::InstrumentScript(AbstractEngineChannel* pEngineChannel) { |
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parserContext = NULL; |
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bHasValidScript = false; |
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handlerInit = NULL; |
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handlerNote = NULL; |
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handlerRelease = NULL; |
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handlerController = NULL; |
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pEvents = NULL; |
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for (int i = 0; i < 128; ++i) |
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pKeyEvents[i] = NULL; |
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this->pEngineChannel = pEngineChannel; |
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for (int i = 0; i < INSTR_SCRIPT_EVENT_GROUPS; ++i) |
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eventGroups[i].setScript(this); |
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} |
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InstrumentScript::~InstrumentScript() { |
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resetAll(); |
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if (pEvents) { |
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for (int i = 0; i < 128; ++i) delete pKeyEvents[i]; |
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delete pEvents; |
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} |
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} |
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/** @brief Load real-time instrument script. |
/** @brief Load real-time instrument script. |
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* |
* |
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* Loads the real-time instrument script given by @a text on the engine |
* Loads the real-time instrument script given by @a text on the engine |
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handlerExecCount++; |
handlerExecCount++; |
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// create script event pool (if it doesn't exist already) |
// create script event pool (if it doesn't exist already) |
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if (!pEvents) |
if (!pEvents) { |
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pEvents = new Pool<ScriptEvent>(CONFIG_MAX_EVENTS_PER_FRAGMENT); |
pEvents = new Pool<ScriptEvent>(CONFIG_MAX_EVENTS_PER_FRAGMENT); |
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for (int i = 0; i < 128; ++i) |
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pKeyEvents[i] = new RTList<ScriptEvent>(pEvents); |
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} |
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// create new VM execution contexts for new script |
// create new VM execution contexts for new script |
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while (!pEvents->poolIsEmpty()) { |
while (!pEvents->poolIsEmpty()) { |
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* to deallocate the parsed script once not used on any engine channel |
* to deallocate the parsed script once not used on any engine channel |
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* anymore. |
* anymore. |
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* |
* |
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* Calling thid method will however not clear the @c code member variable. |
* Calling this method will however not clear the @c code member variable. |
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* Thus, the script can be parsed again afterwards. |
* Thus, the script can be parsed again afterwards. |
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*/ |
*/ |
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void InstrumentScript::unload() { |
void InstrumentScript::unload() { |
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//dmsg(1,("InstrumentScript::unload(this=0x%llx)\n", this)); |
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if (parserContext) |
if (parserContext) |
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dmsg(1,("Unloading current instrument script.\n")); |
dmsg(1,("Unloading current instrument script.\n")); |
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InstrumentScriptVM::InstrumentScriptVM() : |
InstrumentScriptVM::InstrumentScriptVM() : |
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m_event(NULL), m_fnPlayNote(this), m_fnSetController(this), |
m_event(NULL), m_fnPlayNote(this), m_fnSetController(this), |
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m_fnIgnoreEvent(this), m_fnIgnoreController(this) |
m_fnIgnoreEvent(this), m_fnIgnoreController(this), m_fnNoteOff(this), |
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m_fnSetEventMark(this), m_fnDeleteEventMark(this), m_fnByMarks(this) |
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{ |
{ |
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m_CC.size = _MEMBER_SIZEOF(AbstractEngineChannel, ControllerTable); |
m_CC.size = _MEMBER_SIZEOF(AbstractEngineChannel, ControllerTable); |
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m_CC_NUM = DECLARE_VMINT(m_event, class ScriptEvent, cause.Param.CC.Controller); |
m_CC_NUM = DECLARE_VMINT(m_event, class ScriptEvent, cause.Param.CC.Controller); |
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m_EVENT_ID = DECLARE_VMINT(m_event, class ScriptEvent, id); |
m_EVENT_ID = DECLARE_VMINT(m_event, class ScriptEvent, id); |
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m_EVENT_NOTE = DECLARE_VMINT(m_event, class ScriptEvent, cause.Param.Note.Key); |
m_EVENT_NOTE = DECLARE_VMINT(m_event, class ScriptEvent, cause.Param.Note.Key); |
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m_EVENT_VELOCITY = DECLARE_VMINT(m_event, class ScriptEvent, cause.Param.Note.Velocity); |
m_EVENT_VELOCITY = DECLARE_VMINT(m_event, class ScriptEvent, cause.Param.Note.Velocity); |
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m_KEY_DOWN.size = 128; |
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} |
} |
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VMExecStatus_t InstrumentScriptVM::exec(VMParserContext* parserCtx, ScriptEvent* event) { |
VMExecStatus_t InstrumentScriptVM::exec(VMParserContext* parserCtx, ScriptEvent* event) { |
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// prepare built-in script variables for script execution |
// prepare built-in script variables for script execution |
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m_event = event; |
m_event = event; |
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m_CC.data = (int8_t*) &pEngineChannel->ControllerTable[0]; |
m_CC.data = (int8_t*) &pEngineChannel->ControllerTable[0]; |
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m_KEY_DOWN.data = &pEngineChannel->GetMidiKeyboardManager()->KeyDown[0]; |
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// if script is in start condition, then do mandatory MIDI event |
// if script is in start condition, then do mandatory MIDI event |
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// preprocessing tasks, which essentially means updating i.e. controller |
// preprocessing tasks, which essentially means updating i.e. controller |
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// now add own built-in variables |
// now add own built-in variables |
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m["%CC"] = &m_CC; |
m["%CC"] = &m_CC; |
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//m["%KEY_DOWN"] = &m_KEY_DOWN; |
m["%KEY_DOWN"] = &m_KEY_DOWN; |
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//m["%POLY_AT"] = &m_POLY_AT; |
//m["%POLY_AT"] = &m_POLY_AT; |
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return m; |
return m; |
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m["$VCC_MONO_AT"] = CTRL_TABLE_IDX_AFTERTOUCH; |
m["$VCC_MONO_AT"] = CTRL_TABLE_IDX_AFTERTOUCH; |
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m["$VCC_PITCH_BEND"] = CTRL_TABLE_IDX_PITCHBEND; |
m["$VCC_PITCH_BEND"] = CTRL_TABLE_IDX_PITCHBEND; |
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for (int i = 0; i < INSTR_SCRIPT_EVENT_GROUPS; ++i) { |
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m["$MARK_" + ToString(i+1)] = i; |
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} |
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return m; |
return m; |
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} |
} |
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else if (name == "set_controller") return &m_fnSetController; |
else if (name == "set_controller") return &m_fnSetController; |
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else if (name == "ignore_event") return &m_fnIgnoreEvent; |
else if (name == "ignore_event") return &m_fnIgnoreEvent; |
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else if (name == "ignore_controller") return &m_fnIgnoreController; |
else if (name == "ignore_controller") return &m_fnIgnoreController; |
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else if (name == "note_off") return &m_fnNoteOff; |
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else if (name == "set_event_mark") return &m_fnSetEventMark; |
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else if (name == "delete_event_mark") return &m_fnDeleteEventMark; |
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else if (name == "by_marks") return &m_fnByMarks; |
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// built-in script functions of derived VM class |
// built-in script functions of derived VM class |
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return ScriptVM::functionByName(name); |
return ScriptVM::functionByName(name); |