diff options
Diffstat (limited to 'attic/muse_qt4_evolution/synti/zynaddsubfx/Seq/Sequencer.C')
| -rw-r--r-- | attic/muse_qt4_evolution/synti/zynaddsubfx/Seq/Sequencer.C | 165 |
1 files changed, 0 insertions, 165 deletions
diff --git a/attic/muse_qt4_evolution/synti/zynaddsubfx/Seq/Sequencer.C b/attic/muse_qt4_evolution/synti/zynaddsubfx/Seq/Sequencer.C deleted file mode 100644 index d81ee611..00000000 --- a/attic/muse_qt4_evolution/synti/zynaddsubfx/Seq/Sequencer.C +++ /dev/null @@ -1,165 +0,0 @@ -/* - ZynAddSubFX - a software synthesizer - - Sequencer.C - The Sequencer - Copyright (C) 2003-2005 Nasca Octavian Paul - Author: Nasca Octavian Paul - - This program is free software; you can redistribute it and/or modify - it under the terms of version 2 of the GNU General Public License - as published by the Free Software Foundation. - - 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 (version 2) for more details. - - You should have received a copy of the GNU General Public License (version 2) - along with this program; if not, write to the Free Software Foundation, - Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - -*/ - -#include <math.h> -#include <stdlib.h> -#include <stdio.h> - -#include <sys/time.h> -#include <time.h> - -#include "Sequencer.h" - - - -Sequencer::Sequencer(){ - play=0; - for (int i=0;i<NUM_MIDI_TRACKS;i++){ - miditrack[i].track.first=NULL; - miditrack[i].track.current=NULL; - miditrack[i].track.size=0; - miditrack[i].track.length=0.0; - miditrack[i].record.first=NULL; - miditrack[i].record.current=NULL; - miditrack[i].record.size=0; - miditrack[i].record.length=0.0; - - nextevent[i].time=0.0; - resettime(&playtime[i]); - }; - - setplayspeed(0); -}; - -Sequencer::~Sequencer(){ - for (int i=0;i<NUM_MIDI_TRACKS;i++){ - deletelist(&miditrack[i].track); - deletelist(&miditrack[i].record); - }; -}; - - -int Sequencer::importmidifile(char *filename){ - if (midifile.loadfile(filename)<0) return(-1); - - for (int i=0;i<NUM_MIDI_TRACKS;i++){ - deletelist(&miditrack[i].record); - }; - if (midifile.parsemidifile(this)<0) return(-1); - - //copy the "record" track to the main track - for (int i=0;i<NUM_MIDI_TRACKS;i++){ - deletelist(&miditrack[i].track); - miditrack[i].track=miditrack[i].record; - deletelistreference(&miditrack[i].record); - }; - return(0); -}; - - - -void Sequencer::startplay(){ - if (play!=0) return; - for (int i=0;i<NUM_MIDI_TRACKS;i++) resettime(&playtime[i]); - - for (int i=0;i<NUM_MIDI_TRACKS;i++){ - rewindlist(&miditrack[i].track); - }; - play=1; - -}; -void Sequencer::stopplay(){ - if (play==0) return; - play=0; -}; - -// ************ Player stuff *************** - -int Sequencer::getevent(char ntrack,int *midich, int *type,int *par1, int *par2){ - *type=0; - if (play==0) return(-1); - - //test -// if (ntrack!=0) return(-1); - - updatecounter(&playtime[(int)ntrack]); - -// printf("%g %g\n",nextevent[ntrack].time,playtime[ntrack].abs); - - if (nextevent[(int)ntrack].time<playtime[(int)ntrack].abs) readevent(&miditrack[(int)ntrack].track,&nextevent[(int)ntrack].ev); - else return(-1); - if (nextevent[(int)ntrack].ev.type==-1) return(-1); -// printf("********************************\n"); - - //sa pun aici o protectie. a.i. daca distanta dintre timpul curent si eveliment e prea mare (>1sec) sa elimin nota - - if (ntrack==1) printf("_ %f %.2f (%d)\n",nextevent[(int)ntrack].time,playtime[(int)ntrack].abs,nextevent[(int)ntrack].ev.par2); - - *type=nextevent[(int)ntrack].ev.type; - *par1=nextevent[(int)ntrack].ev.par1; - *par2=nextevent[(int)ntrack].ev.par2; - *midich=nextevent[(int)ntrack].ev.channel; - - - double dt=nextevent[(int)ntrack].ev.deltatime*0.0001*realplayspeed; - printf("zzzzzzzzzzzzzz[%d] %d\n",ntrack,nextevent[(int)ntrack].ev.deltatime); - nextevent[(int)ntrack].time+=dt; - -// printf("%f - %d %d \n",nextevent[ntrack].time,par1,par2); - return(0);//?? sau 1 -}; - -/************** Timer stuff ***************/ - -void Sequencer::resettime(timestruct *t){ - t->abs=0.0; - t->rel=0.0; - - timeval tval; - - t->last=0.0; - #ifndef OS_WINDOWS - if (gettimeofday(&tval,NULL)==0) - t->last=tval.tv_sec+tval.tv_usec*0.000001; - #endif - -}; - -void Sequencer::updatecounter(timestruct *t){ - timeval tval; - double current=0.0; - #ifndef OS_WINDOWS - if (gettimeofday(&tval,NULL)==0) - current=tval.tv_sec+tval.tv_usec*0.000001; - #endif - - t->rel=current - t->last; - t->abs+=t->rel; - t->last=current; - -// printf("%f %f %f\n",t->last,t->abs,t->rel); -}; - -void Sequencer::setplayspeed(int speed){ - playspeed=speed; - realplayspeed=pow(10.0,speed/128.0); -}; |