From e40fc849149dd97c248866a4a1d026dda5e57b62 Mon Sep 17 00:00:00 2001 From: Robert Jonsson Date: Mon, 7 Mar 2011 19:01:11 +0000 Subject: clean3 --- muse_qt4_evolution/al/sig.cpp | 407 ------------------------------------------ 1 file changed, 407 deletions(-) delete mode 100644 muse_qt4_evolution/al/sig.cpp (limited to 'muse_qt4_evolution/al/sig.cpp') diff --git a/muse_qt4_evolution/al/sig.cpp b/muse_qt4_evolution/al/sig.cpp deleted file mode 100644 index d8672200..00000000 --- a/muse_qt4_evolution/al/sig.cpp +++ /dev/null @@ -1,407 +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 "sig.h" -#include "xml.h" - -namespace AL { - -SigList sigmap; - -//--------------------------------------------------------- -// SigList -//--------------------------------------------------------- - -SigList::SigList() - { - insert(std::pair (MAX_TICK, new SigEvent(TimeSignature(4, 4), 0))); - } - -//--------------------------------------------------------- -// add -// signatures are only allowed at the beginning of -// a bar -//--------------------------------------------------------- - -void SigList::add(unsigned tick, const TimeSignature& s) - { - if (s.z == 0 || s.n == 0) { - printf("illegal signature %d/%d\n", s.z, s.n); - } - tick = raster1(tick, 0); - iSigEvent e = upper_bound(tick); - - if (tick == e->second->tick) { - e->second->sig = s; - } - else { - SigEvent* ne = e->second; - SigEvent* ev = new SigEvent(ne->sig, ne->tick); - ne->sig = s; - ne->tick = tick; - insert(std::pair (tick, ev)); - } - normalize(); - } - -//--------------------------------------------------------- -// del -//--------------------------------------------------------- - -void SigList::del(unsigned tick) - { -// printf("SigList::del(%d)\n", tick); - iSigEvent e = find(tick); - if (e == end()) { - printf("SigList::del(%d): not found\n", tick); - return; - } - iSigEvent ne = e; - ++ne; - if (ne == end()) { - printf("SigList::del() HALLO\n"); - return; - } - ne->second->sig = e->second->sig; - ne->second->tick = e->second->tick; - erase(e); - normalize(); - } - -//--------------------------------------------------------- -// SigList::normalize -//--------------------------------------------------------- - -void SigList::normalize() - { - TimeSignature sig(0, 0); - unsigned tick = 0; - iSigEvent ee; - - for (iSigEvent e = begin(); e != end();) { - if (sig.z == e->second->sig.z && sig.n == e->second->sig.n) { - e->second->tick = tick; - erase(ee); - } - sig = e->second->sig; - ee = e; - tick = e->second->tick; - ++e; - } - - int bar = 0; - for (iSigEvent e = begin(); e != end();) { - e->second->bar = bar; - int delta = e->first - e->second->tick; - int ticksB = ticks_beat(e->second->sig.n); - int ticksM = ticksB * e->second->sig.z; - bar += delta / ticksM; - if (delta % ticksM) // Teil eines Taktes - ++bar; - ++e; - } - } - -//--------------------------------------------------------- -// SigList::dump -//--------------------------------------------------------- - -void SigList::dump() const - { - printf("\nSigList:\n"); - for (ciSigEvent i = begin(); i != end(); ++i) { - printf("%6d %06d Bar %3d %02d/%d\n", - i->first, i->second->tick, - i->second->bar, i->second->sig.z, i->second->sig.n); - } - } - -void SigList::clear() - { - for (iSigEvent i = begin(); i != end(); ++i) - delete i->second; - SIGLIST::clear(); - insert(std::pair (MAX_TICK, new SigEvent(TimeSignature(4, 4), 0))); - } - -//--------------------------------------------------------- -// ticksMeasure -//--------------------------------------------------------- - -int SigList::ticksMeasure(const TimeSignature& sig) const - { - return ticks_beat(sig.n) * sig.z; - } - -int SigList::ticksMeasure(unsigned tick) const - { - ciSigEvent i = upper_bound(tick); - if (i == end()) { - printf("ticksMeasure: not found %d\n", tick); - // abort(); - return 0; - } - return ticksMeasure(i->second->sig); - } - -//--------------------------------------------------------- -// ticksBeat -//--------------------------------------------------------- - -int SigList::ticksBeat(unsigned tick) const - { - ciSigEvent i = upper_bound(tick); - return ticks_beat(i->second->sig.n); - } - -int SigList::ticks_beat(int n) const - { - int m = AL::division; - switch (n) { - case 1: m <<= 2; break; // 1536 - case 2: m <<= 1; break; // 768 - case 3: m += m >> 1; break; // 384+192 - case 4: break; // 384 - case 8: m >>= 1; break; // 192 - case 16: m >>= 2; break; // 96 - case 32: m >>= 3; break; // 48 - case 64: m >>= 4; break; // 24 - case 128: m >>= 5; break; // 12 - default: break; - } - return m; - } - -//--------------------------------------------------------- -// timesig -//--------------------------------------------------------- - -TimeSignature SigList::timesig(unsigned tick) const - { - ciSigEvent i = upper_bound(tick); - if (i == end()) { - printf("timesig(%d): not found\n", tick); - // abort(); - return TimeSignature(4,4); - } - return i->second->sig; - } - -//--------------------------------------------------------- -// tickValues -//--------------------------------------------------------- - -void SigList::tickValues(unsigned t, int* bar, int* beat, unsigned* tick) const - { - ciSigEvent e = upper_bound(t); - if (e == end()) { - fprintf(stderr, "tickValues(0x%x) not found(%zd)\n", t, size()); -//DEBUG -// abort(); - *bar = 0; - *beat = 0; - *tick = 0; - return; - } - - int delta = t - e->second->tick; - int ticksB = ticks_beat(e->second->sig.n); - int ticksM = ticksB * e->second->sig.z; - *bar = e->second->bar + delta / ticksM; - int rest = delta % ticksM; - *beat = rest / ticksB; - *tick = rest % ticksB; - } - -//--------------------------------------------------------- -// bar2tick -//--------------------------------------------------------- - -unsigned SigList::bar2tick(int bar, int beat, unsigned tick) const - { - ciSigEvent e; - - if (bar < 0) - bar = 0; - for (e = begin(); e != end();) { - ciSigEvent ee = e; - ++ee; - if (ee == end()) - break; - if (bar < ee->second->bar) - break; - e = ee; - } - int ticksB = ticks_beat(e->second->sig.n); - int ticksM = ticksB * e->second->sig.z; - return e->second->tick + (bar-e->second->bar)*ticksM + ticksB*beat + tick; - } - -//--------------------------------------------------------- -// raster -//--------------------------------------------------------- - -unsigned SigList::raster(unsigned t, int raster) const - { - if (raster == 1) - return t; - ciSigEvent e = upper_bound(t); - if (e == end()) { - printf("SigList::raster(%x,)\n", t); - // abort(); - return t; - } - int delta = t - e->second->tick; - int ticksM = ticks_beat(e->second->sig.n) * e->second->sig.z; - if (raster == 0) - raster = ticksM; - int rest = delta % ticksM; - int bb = (delta/ticksM)*ticksM; - return e->second->tick + bb + ((rest + raster/2)/raster)*raster; - } - -//--------------------------------------------------------- -// raster1 -// round down -//--------------------------------------------------------- - -unsigned SigList::raster1(unsigned t, int raster) const - { - if (raster == 1) - return t; - ciSigEvent e = upper_bound(t); - - int delta = t - e->second->tick; - int ticksM = ticks_beat(e->second->sig.n) * e->second->sig.z; - if (raster == 0) - raster = ticksM; - int rest = delta % ticksM; - int bb = (delta/ticksM)*ticksM; - return e->second->tick + bb + (rest/raster)*raster; - } - -//--------------------------------------------------------- -// raster2 -// round up -//--------------------------------------------------------- - -unsigned SigList::raster2(unsigned t, int raster) const - { - if (raster == 1) - return t; - ciSigEvent e = upper_bound(t); - - int delta = t - e->second->tick; - int ticksM = ticks_beat(e->second->sig.n) * e->second->sig.z; - if (raster == 0) - raster = ticksM; - int rest = delta % ticksM; - int bb = (delta/ticksM)*ticksM; - return e->second->tick + bb + ((rest+raster-1)/raster)*raster; - } - -//--------------------------------------------------------- -// rasterStep -//--------------------------------------------------------- - -int SigList::rasterStep(unsigned t, int raster) const - { - if (raster == 0) { - ciSigEvent e = upper_bound(t); - return ticks_beat(e->second->sig.n) * e->second->sig.z; - } - return raster; - } - -//--------------------------------------------------------- -// SigList::write -//--------------------------------------------------------- - -void SigList::write(Xml& xml) const - { - xml.stag("siglist"); - for (ciSigEvent i = begin(); i != end(); ++i) - i->second->write(xml, i->first); - xml.etag("siglist"); - } - -//--------------------------------------------------------- -// SigList::read -//--------------------------------------------------------- - -void SigList::read(QDomNode node) - { - while (!node.isNull()) { - QDomElement e = node.toElement(); - if (e.tagName() == "sig") { - SigEvent* t = new SigEvent(); - unsigned tick = t->read(node); - iSigEvent pos = find(tick); - if (pos != end()) - erase(pos); - insert(std::pair (tick, t)); - } - else - printf("MusE:SigList: unknown tag %s\n", e.tagName().toLatin1().data()); - node = node.nextSibling(); - } - normalize(); - } - -//--------------------------------------------------------- -// SigEvent::write -//--------------------------------------------------------- - -void SigEvent::write(Xml& xml, int at) const - { - xml.stag(QString("sig at=\"%1\"").arg(at)); - xml.tag("tick", tick); - xml.tag("nom", sig.z); - xml.tag("denom", sig.n); - xml.etag("sig"); - } - -//--------------------------------------------------------- -// SigEvent::read -//--------------------------------------------------------- - -int SigEvent::read(QDomNode node) - { - QDomElement e = node.toElement(); - int at = e.attribute("at", "0").toInt(); - node = node.firstChild(); - - while (!node.isNull()) { - QDomElement e = node.toElement(); - if (e.tagName() == "tick") - tick = e.text().toInt(); - else if (e.tagName() == "nom") - sig.z = e.text().toInt(); - else if (e.tagName() == "denom") - sig.n = e.text().toInt(); - else - printf("MusE:SigEvent: unknown tag %s\n", e.tagName().toLatin1().data()); - node = node.nextSibling(); - } - return at; - } - -} -- cgit v1.2.3