From b0546e5e7f7044019892543c6c82029db8d564a7 Mon Sep 17 00:00:00 2001 From: Robert Jonsson Date: Thu, 15 Sep 2011 12:14:55 +0000 Subject: moved attic to a branch of it's own --- attic/muse_qt4_evolution/al/tempo.cpp | 393 ---------------------------------- 1 file changed, 393 deletions(-) delete mode 100644 attic/muse_qt4_evolution/al/tempo.cpp (limited to 'attic/muse_qt4_evolution/al/tempo.cpp') diff --git a/attic/muse_qt4_evolution/al/tempo.cpp b/attic/muse_qt4_evolution/al/tempo.cpp deleted file mode 100644 index 7d65c732..00000000 --- a/attic/muse_qt4_evolution/al/tempo.cpp +++ /dev/null @@ -1,393 +0,0 @@ -//============================================================================= -// AL -// Audio Utility Library -// $Id:$ -// -// Copyright (C) 2002-2006 by Werner Schweer and others -// -// This program is free software; you can redistribute it and/or modify -// it under the terms of the GNU General Public License version 2. -// -// This program 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 General Public License for more details. -// -// You should have received a copy of the GNU General Public License -// along with this program; if not, write to the Free Software -// Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -//============================================================================= - -#include "al.h" -#include "tempo.h" -#include "xml.h" - -namespace AL { - -TempoList tempomap; - -//--------------------------------------------------------- -// TempoList -//--------------------------------------------------------- - -TempoList::TempoList() - { - _tempo = 500000; - insert(std::pair (MAX_TICK+1, new TEvent(_tempo, 0))); - _tempoSN = 1; - _globalTempo = 100; - useList = true; - } - -//--------------------------------------------------------- -// add -//--------------------------------------------------------- - -void TempoList::add(unsigned tick, int tempo) - { - if (tick > MAX_TICK) - tick = MAX_TICK; - - iTEvent e = upper_bound(tick); - - if (tick == e->second->tick) - e->second->tempo = tempo; - else { - TEvent* ne = e->second; - TEvent* ev = new TEvent(ne->tempo, ne->tick); - ne->tempo = tempo; - ne->tick = tick; - insert(std::pair (tick, ev)); - } - normalize(); - } - -//--------------------------------------------------------- -// TempoList::normalize -//--------------------------------------------------------- - -void TempoList::normalize() - { - int frame = 0; - for (iTEvent e = begin(); e != end(); ++e) { - e->second->frame = frame; - unsigned dtick = e->first - e->second->tick; - double dtime = double(dtick) / (division * _globalTempo * 10000.0/e->second->tempo); - frame += lrint(dtime * sampleRate); - } - } - -//--------------------------------------------------------- -// TempoList::dump -//--------------------------------------------------------- - -void TempoList::dump() const - { - printf("\nTempoList:\n"); - for (ciTEvent i = begin(); i != end(); ++i) { - printf("%6d %06d Tempo %6d Frame %d\n", - i->first, i->second->tick, i->second->tempo, - i->second->frame); - } - } - -//--------------------------------------------------------- -// clear -//--------------------------------------------------------- - -void TempoList::clear() - { - for (iTEvent i = begin(); i != end(); ++i) - delete i->second; - TEMPOLIST::clear(); - insert(std::pair (MAX_TICK+1, new TEvent(500000, 0))); - ++_tempoSN; - } - -//--------------------------------------------------------- -// tempo -//--------------------------------------------------------- - -int TempoList::tempo(unsigned tick) const - { - if (useList) { - ciTEvent i = upper_bound(tick); - if (i == end()) { - printf("no TEMPO at tick %d,0x%x\n", tick, tick); - return 1000; - } - return i->second->tempo; - } - else - return _tempo; - } - -//--------------------------------------------------------- -// del -//--------------------------------------------------------- - -void TempoList::del(unsigned tick) - { -// printf("TempoList::del(%d)\n", tick); - iTEvent e = find(tick); - if (e == end()) { - printf("TempoList::del(%d): not found\n", tick); - return; - } - del(e); - ++_tempoSN; - } - -void TempoList::del(iTEvent e) - { - iTEvent ne = e; - ++ne; - if (ne == end()) { - printf("TempoList::del(): not found\n"); - return; - } - ne->second->tempo = e->second->tempo; - ne->second->tick = e->second->tick; - erase(e); - normalize(); - ++_tempoSN; - } - -//--------------------------------------------------------- -// change -//--------------------------------------------------------- - -void TempoList::change(unsigned tick, int newTempo) - { - iTEvent e = find(tick); - e->second->tempo = newTempo; - normalize(); - ++_tempoSN; - } - -//--------------------------------------------------------- -// setTempo -// called from transport window -// & slave mode tempo changes -//--------------------------------------------------------- - -void TempoList::setTempo(unsigned tick, int newTempo) - { - if (useList) - add(tick, newTempo); - else - _tempo = newTempo; - ++_tempoSN; - } - -//--------------------------------------------------------- -// setGlobalTempo -//--------------------------------------------------------- - -void TempoList::setGlobalTempo(int val) - { - _globalTempo = val; - ++_tempoSN; - normalize(); - } - -//--------------------------------------------------------- -// addTempo -//--------------------------------------------------------- - -void TempoList::addTempo(unsigned t, int tempo) - { - add(t, tempo); - ++_tempoSN; - } - -//--------------------------------------------------------- -// delTempo -//--------------------------------------------------------- - -void TempoList::delTempo(unsigned tick) - { - del(tick); - ++_tempoSN; - } - -//--------------------------------------------------------- -// changeTempo -//--------------------------------------------------------- - -void TempoList::changeTempo(unsigned tick, int newTempo) - { - change(tick, newTempo); - ++_tempoSN; - } - -//--------------------------------------------------------- -// setMasterFlag -//--------------------------------------------------------- - -bool TempoList::setMasterFlag(unsigned /*tick*/, bool val) - { - if (useList != val) { - useList = val; - ++_tempoSN; - return true; - } - return false; - } - -//--------------------------------------------------------- -// tick2frame -//--------------------------------------------------------- - -unsigned TempoList::tick2frame(unsigned tick, unsigned frame, int* sn) const - { - return (*sn == _tempoSN) ? frame : tick2frame(tick, sn); - } - -//--------------------------------------------------------- -// tick2frame -//--------------------------------------------------------- - -unsigned TempoList::tick2frame(unsigned tick, int* sn) const - { - int f; - if (useList) { - ciTEvent i = upper_bound(tick); - if (i == end()) { - printf("tick2frame(%d,0x%x): not found\n", tick, tick); - abort(); // debug - return 0; - } - unsigned dtick = tick - i->second->tick; - double dtime = double(dtick) / (division * _globalTempo * 10000.0/ i->second->tempo); - unsigned dframe = lrint(dtime * sampleRate); - f = i->second->frame + dframe; - } - else { - double t = (double(tick) * double(_tempo)) / (double(division) * _globalTempo * 10000.0); - f = lrint(t * sampleRate); - } - if (sn) - *sn = _tempoSN; - return f; - } - -//--------------------------------------------------------- -// frame2tick -// return cached value t if list did not change -//--------------------------------------------------------- - -unsigned TempoList::frame2tick(unsigned frame, unsigned t, int* sn) const - { - return (*sn == _tempoSN) ? t : frame2tick(frame, sn); - } - -//--------------------------------------------------------- -// frame2tick -//--------------------------------------------------------- - -unsigned TempoList::frame2tick(unsigned frame, int* sn) const - { - unsigned tick; - if (useList) { - ciTEvent e; - for (e = begin(); e != end();) { - ciTEvent ee = e; - ++ee; - if (ee == end()) - break; - if (frame < ee->second->frame) - break; - e = ee; - } - unsigned te = e->second->tempo; - int dframe = frame - e->second->frame; - double dtime = double(dframe) / double(sampleRate); - tick = e->second->tick + lrint(dtime * _globalTempo * division * 10000.0 / te); - } - else - tick = lrint((double(frame)/double(sampleRate)) * _globalTempo * division * 10000.0 / double(_tempo)); - if (sn) - *sn = _tempoSN; - return tick; - } - -//--------------------------------------------------------- -// TempoList::write -//--------------------------------------------------------- - -void TempoList::write(Xml& xml) const - { - xml.stag(QString("tempolist fix=\"%1\"").arg(_tempo)); - if (_globalTempo != 100) - xml.tag("globalTempo", _globalTempo); - for (ciTEvent i = begin(); i != end(); ++i) - i->second->write(xml, i->first); - xml.etag("tempolist"); - } - -//--------------------------------------------------------- -// TempoList::read -//--------------------------------------------------------- - -void TempoList::read(QDomNode node) - { - QDomElement e = node.toElement(); - _tempo = e.attribute("fix","500000").toInt(); - - node = node.firstChild(); - while (!node.isNull()) { - e = node.toElement(); - if (e.tagName() == "tempo") { - TEvent* t = new TEvent(); - unsigned tick = t->read(node); - iTEvent pos = find(tick); - if (pos != end()) - erase(pos); - insert(std::pair (tick, t)); - } - else if (e.tagName() == "globalTempo") - _globalTempo = e.text().toInt(); - else - printf("MusE:Tempolist: unknown tag %s\n", e.tagName().toLatin1().data()); - node = node.nextSibling(); - } - normalize(); - ++_tempoSN; - } - -//--------------------------------------------------------- -// TEvent::write -//--------------------------------------------------------- - -void TEvent::write(Xml& xml, int at) const - { - xml.stag(QString("tempo at=\"%1\"").arg(at)); - xml.tag("tick", tick); - xml.tag("val", tempo); - xml.etag("tempo"); - } - -//--------------------------------------------------------- -// TEvent::read -//--------------------------------------------------------- - -int TEvent::read(QDomNode node) - { - QDomElement e = node.toElement(); - int at = e.attribute("at","0").toInt(); - - node = node.firstChild(); - while (!node.isNull()) { - e = node.toElement(); - if (e.tagName() == "tick") - tick = e.text().toInt(); - else if (e.tagName() == "val") - tempo = e.text().toInt(); - else - printf("MusE:TEvent: unknown tag %s\n", e.tagName().toLatin1().data()); - node = node.nextSibling(); - } - return at; - } -} -- cgit v1.2.3