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|
/* OpenCP Module Player
* copyright (c) '94-'10 Niklas Beisert <nbeisert@physik.tu-muenchen.de>
*
* GMDPlay track/pattern display routines
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* 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.
*
* revision history: (please note changes here)
* -nb980510 Niklas Beisert <nbeisert@physik.tu-muenchen.de>
* -first release
*/
#include "config.h"
#include <stdio.h>
#include <stdlib.h>
#include "types.h"
#include "gmdplay.h"
#include "stuff/poutput.h"
#include "cpiface/cpiface.h"
#include "gmdptrak.h"
#define COLPTNOTE 0x0A
#define COLNOTE 0x0F
#define COLPITCH 0x02
#define COLSPEED 0x02
#define COLPAN 0x05
#define COLVOL 0x09
#define COLACT 0x04
#define COLINS 0x07
static const struct gmdtrack *plTracks;
static const struct gmdpattern *plPatterns;
static const uint16_t *plOrders;
/*extern char plNoteStr[132][4]; cpiface.h */
static const uint8_t *curtrk;
static const uint8_t *curtrkend;
static const uint8_t *currow;
static const uint8_t *currowend;
static int startrow(void)
{
if (curtrk>=curtrkend)
return -1;
currow=curtrk+2;
currowend=curtrk+=2+curtrk[1];
return currow[-2];
}
static void seektrack(int n, int c)
{
n=(c==-1)?plPatterns[plOrders[n]].gtrack:plPatterns[plOrders[n]].tracks[c];
curtrk=plTracks[n].ptr;
curtrkend=plTracks[n].end;
}
static const char *getpatname(int n)
{
return plPatterns[plOrders[n]].name;
}
static int getpatlen(int n)
{
return plPatterns[plOrders[n]].patlen;
}
static int getcurpos(void)
{
return mpGetRealPos()>>8;
}
static int getnote(uint16_t *bp, int small)
{
const uint8_t *ptr=currow;
while (ptr<currowend)
{
if (*ptr&cmdPlayNote)
{
uint8_t pn=*ptr++;
if (pn&cmdPlayIns)
ptr++;
if (pn&cmdPlayNte)
{
switch (small)
{
case 0:
writestring(bp, 0, (*ptr&0x80)?COLPTNOTE:COLNOTE, "CCDDEFFGGAAB"+((*ptr&~0x80)%12), 1);
writestring(bp, 1, (*ptr&0x80)?COLPTNOTE:COLNOTE, "-#-#--#-#-#-"+((*ptr&~0x80)%12), 1);
writestring(bp, 2, (*ptr&0x80)?COLPTNOTE:COLNOTE, "-0123456789"+((*ptr&~0x80)/12), 1);
break;
case 1:
writestring(bp, 0, (*ptr&0x80)?COLPTNOTE:COLNOTE, "cCdDefFgGaAb"+((*ptr&0x7F)%12), 1);
writestring(bp, 1, (*ptr&0x80)?COLPTNOTE:COLNOTE, "-0123456789"+((*ptr&0x7F)/12), 1);
break;
case 2:
writestring(bp, 0, (*ptr&0x80)?COLPTNOTE:COLNOTE, "cCdDefFgGaAb"+((*ptr&0x7F)%12), 1);
break;
}
return 1;
}
if (pn&cmdPlayVol)
ptr++;
if (pn&cmdPlayPan)
ptr++;
if (pn&cmdPlayDelay)
ptr++;
} else
ptr+=2;
}
return 0;
}
static int getvol(uint16_t *bp)
{
const uint8_t *ptr=currow;
while (ptr<currowend)
{
if (*ptr&cmdPlayNote)
{
uint8_t pn=*ptr++;
if (pn&cmdPlayIns)
ptr++;
if (pn&cmdPlayNte)
ptr++;
if (pn&cmdPlayVol)
{
writenum(bp, 0, COLVOL, *ptr++, 16, 2, 0);
return 1;
}
if (pn&cmdPlayPan)
ptr++;
if (pn&cmdPlayDelay)
ptr++;
} else
ptr+=2;
}
return 0;
}
static int getins(uint16_t *bp)
{
const uint8_t *ptr=currow;
while (ptr<currowend)
{
if (*ptr&cmdPlayNote)
{
uint8_t pn=*ptr++;
if (pn&cmdPlayIns)
{
writenum(bp, 0, COLINS, *ptr++, 16, 2, 0);
return 1;
}
if (pn&cmdPlayNte)
ptr++;
if (pn&cmdPlayVol)
ptr++;
if (pn&cmdPlayPan)
ptr++;
if (pn&cmdPlayDelay)
ptr++;
} else
ptr+=2;
}
return 0;
}
static int getpan(uint16_t *bp)
{
const uint8_t *ptr=currow;
while (ptr<currowend)
{
if (*ptr&cmdPlayNote)
{
uint8_t pn=*ptr++;
if (pn&cmdPlayIns)
ptr++;
if (pn&cmdPlayNte)
ptr++;
if (pn&cmdPlayVol)
ptr++;
if (pn&cmdPlayPan)
{
writenum(bp, 0, COLPAN, *ptr++, 16, 2, 0);
return 1;
}
if (pn&cmdPlayDelay)
ptr++;
} else
ptr+=2;
}
return 0;
}
static void getgcmd(uint16_t *buf, int n)
{
const uint8_t *ptr=currow;
while (n&&(ptr<currowend))
{
switch (*ptr++)
{
case cmdTempo:
writestring(buf, 0, COLSPEED, "t", 1);
writenum(buf, 1, COLSPEED, *ptr, 16, 2, 0);
break;
case cmdSpeed:
writestring(buf, 0, COLSPEED, "s", 1);
writenum(buf, 1, COLSPEED, *ptr, 16, 2, 0);
break;
case cmdFineSpeed:
writestring(buf, 0, COLSPEED, "s.", 2);
writenum(buf, 2, COLSPEED, *ptr, 16, 1, 0);
break;
case cmdBreak:
writestring(buf, 0, COLACT, "\x19", 1);
writenum(buf, 1, COLACT, *ptr, 16, 2, 0);
break;
case cmdGoto:
writestring(buf, 0, COLACT, "\x1A", 1);
writenum(buf, 1, COLACT, *ptr, 16, 2, 0);
break;
case cmdPatLoop:
writestring(buf, 0, COLACT, "pl", 2);
writenum(buf, 2, COLACT, *ptr, 16, 1, 0);
break;
case cmdGlobVol:
writestring(buf, 0, COLVOL, "v", 1);
writenum(buf, 1, COLVOL, *ptr, 16, 2, 0);
break;
case cmdGlobVolSlide:
writestring(buf, 0, COLVOL, (*(int8_t*)ptr>0)?"\x18":(*(int8_t*)ptr<0)?"\x19":"\x12", 1);
writenum(buf, 1, COLVOL, abs(*(int8_t*)ptr), 16, 2, 0);
break;
case cmdPatDelay:
writestring(buf, 0, COLACT, "pd", 2);
writenum(buf, 2, COLACT, *ptr, 16, 1, 0);
break;
default:
buf-=4;
n++;
}
ptr++;
buf+=4;
n--;
}
}
static void getfx(uint16_t *buf, int n)
{
const uint8_t *ptr=currow;
while (n&&(ptr<currowend))
{
if (*ptr&cmdPlayNote)
{
uint8_t pn=*ptr++;
if (pn&cmdPlayIns)
ptr++;
if (pn&cmdPlayNte)
ptr++;
if (pn&cmdPlayVol)
ptr++;
if (pn&cmdPlayPan)
ptr++;
if (pn&cmdPlayDelay)
{
writestring(buf, 0, COLACT, "d", 1);
writenum(buf, 1, COLACT, *ptr++, 16, 2, 0);
buf+=3;
n--;
}
} else {
switch (*ptr++)
{
case cmdSpecial:
switch (*ptr)
{
case cmdContVolSlide:
writestring(buf, 0, COLVOL, "\x12""00", 3);
break;
case cmdContRowVolSlide:
writestring(buf, 0, COLVOL, "\xfa""00", 3);
break;
case cmdContMixVolSlide:
writestring(buf, 0, COLVOL, "\x12\xfa""0", 3);
break;
case cmdContMixVolSlideUp:
writestring(buf, 0, COLVOL, "\x18""+0", 3);
break;
case cmdContMixVolSlideDown:
writestring(buf, 0, COLVOL, "\x19""-0", 3);
break;
case cmdContMixPitchSlideUp:
writestring(buf, 0, COLPITCH, "\x18""+0", 3);
break;
case cmdContMixPitchSlideDown:
writestring(buf, 0, COLPITCH, "\x19""-0", 3);
break;
}
break;
case cmdChannelVol:
writestring(buf, 0, COLVOL, "V", 1);
writenum(buf, 1, COLVOL, *ptr, 16, 2, 0);
break;
case cmdPitchSlideUp: case cmdPitchSlideUDMF:
writestring(buf, 0, COLPITCH, "\x18", 1);
writenum(buf, 1, COLPITCH, *ptr, 16, 2, 0);
break;
case cmdPitchSlideDown: case cmdPitchSlideDDMF:
writestring(buf, 0, COLPITCH, "\x19", 1);
writenum(buf, 1, COLPITCH, *ptr, 16, 2, 0);
break;
case cmdRowPitchSlideUp:
writestring(buf, 0, COLPITCH, "+", 1);
writenum(buf, 1, COLPITCH, *ptr, 16, 2, 0);
break;
case cmdRowPitchSlideDown:
writestring(buf, 0, COLPITCH, "-", 1);
writenum(buf, 1, COLPITCH, *ptr, 16, 2, 0);
break;
case cmdRowPitchSlideDMF:
writestring(buf, 0, COLPITCH, ((int8_t)*ptr<0)?"-":"+", 1);
writenum(buf, 1, COLPITCH, abs((int8_t)*ptr), 16, 2, 0);
break;
case cmdPitchSlideToNote: case cmdPitchSlideNDMF:
writestring(buf, 0, COLPITCH, "\x0D", 1);
writenum(buf, 1, COLPITCH, *ptr, 16, 2, 0);
break;
case cmdPitchVibrato:
case cmdPitchVibratoSinDMF:
case cmdPitchVibratoTrgDMF:
case cmdPitchVibratoRecDMF:
writestring(buf, 0, COLPITCH, "~", 1);
writenum(buf, 1, COLPITCH, *ptr, 16, 2, 0);
break;
case cmdPitchVibratoFine:
writestring(buf, 0, COLPITCH, "~", 1);
writenum(buf, 1, COLPITCH, *ptr, 16, 2, 0);
break;
case cmdPitchVibratoSetSpeed:
writestring(buf, 0, COLPITCH, "~\x1A", 2);
writenum(buf, 2, COLPITCH, *ptr, 16, 1, 0);
break;
case cmdPitchVibratoSetWave:
writestring(buf, 0, COLPITCH, "~=", 2);
writestring(buf, 2, COLPITCH, "~\\*\x1C? ~\\\x1C?"+*ptr, 1);
break;
case cmdArpeggio:
writestring(buf, 0, COLPITCH, "\xf0", 1);
writenum(buf, 1, COLPITCH, *ptr, 16, 2, 0);
break;
case cmdVolSlideUp:
case cmdVolSlideUDMF:
writestring(buf, 0, COLVOL, "\x18", 1);
writenum(buf, 1, COLVOL, *ptr, 16, 2, 0);
break;
case cmdVolSlideDown:
case cmdVolSlideDDMF:
writestring(buf, 0, COLVOL, "\x19", 1);
writenum(buf, 1, COLVOL, *ptr, 16, 2, 0);
break;
case cmdRowVolSlideUp:
writestring(buf, 0, COLVOL, "+", 1);
writenum(buf, 1, COLVOL, *ptr, 16, 2, 0);
break;
case cmdRowVolSlideDown:
writestring(buf, 0, COLVOL, "-", 1);
writenum(buf, 1, COLVOL, *ptr, 16, 2, 0);
break;
case cmdVolVibrato:
case cmdVolVibratoSinDMF:
case cmdVolVibratoTrgDMF:
case cmdVolVibratoRecDMF:
writestring(buf, 0, COLVOL, "~", 1);
writenum(buf, 1, COLVOL, *ptr, 16, 2, 0);
break;
case cmdVolVibratoSetWave:
writestring(buf, 0, COLVOL, "~=", 2);
writestring(buf, 2, COLVOL, "~\\*\x1C? ~/\x1C?"+*ptr, 1);
break;
case cmdTremor:
writestring(buf, 0, COLVOL, "\xA9", 1);
writenum(buf, 1, COLVOL, *ptr, 16, 2, 0);
break;
case cmdPanSlide:
writestring(buf, 0, COLPAN, (*(int8_t*)ptr>0)?"\x1A":(*(int8_t*)ptr<0)?"\x1B":"\x1D", 1);
writenum(buf, 1, COLPAN, abs(*(int8_t*)ptr), 16, 2, 0);
break;
case cmdPanSlideLDMF:
writestring(buf, 0, COLPAN, "\x1B", 1);
writenum(buf, 1, COLPAN, *ptr, 16, 2, 0);
break;
case cmdPanSlideRDMF:
writestring(buf, 0, COLPAN, "\x1A", 1);
writenum(buf, 1, COLPAN, *ptr, 16, 2, 0);
break;
case cmdPanVibratoSinDMF:
writestring(buf, 0, COLPAN, "~", 1);
writenum(buf, 1, COLPAN, *ptr, 16, 2, 0);
break;
case cmdPanSurround:
writestring(buf, 0, COLPAN, ">\x01<", 3);
break;
case cmdRetrig:
writestring(buf, 0, COLACT, "\x13", 1);
writenum(buf, 1, COLACT, *ptr, 16, 2, 0);
break;
case cmdOffset:
writestring(buf, 0, COLACT, "\x1A", 1);
writenum(buf, 1, COLACT, *ptr, 16, 2, 0);
break;
case cmdOffsetEnd:
writestring(buf, 0, COLACT, "\x1B", 1);
writenum(buf, 1, COLACT, *ptr, 16, 2, 0);
break;
case cmdSetDir:
writestring(buf, 0, COLACT, (*ptr==0)?"-->":(*ptr==1)?"<--":"<->", 3);
break;
case cmdSetLoop:
writestring(buf, 0, COLACT, (*ptr==1)?"lp1":(*ptr==2)?"lp2":"lp-", 3);
break;
case cmdNoteCut:
writestring(buf, 0, COLACT, "^", 1);
writenum(buf, 1, COLACT, *ptr, 16, 2, 0);
break;
case cmdKeyOff:
writestring(buf, 0, COLINS, "off", 3);
break;
case cmdSetEnvPos:
writestring(buf, 0, COLINS, "\x1A", 1);
writenum(buf, 1, COLINS, *ptr, 16, 2, 0);
break;
case cmdPanHeight:
writestring(buf, 0, COLPAN, "Y", 1);
writenum(buf, 1, COLPAN, *ptr, 16, 2, 0);
break;
case cmdPanDepth:
writestring(buf, 0, COLPAN, "Z", 1);
writenum(buf, 1, COLPAN, *ptr, 16, 2, 0);
break;
default:
buf-=3;
n++;
}
ptr++;
buf+=3;
n--;
}
}
}
static struct cpitrakdisplaystruct gmdptrkdisplay=
{
getcurpos, getpatlen, getpatname, seektrack, startrow, getnote,
getins, getvol, getpan, getfx, getgcmd
};
void __attribute__ ((visibility ("internal"))) gmdTrkSetup(const struct gmdmodule *mod)
{
plPatterns=mod->patterns;
plOrders=mod->orders;
plTracks=mod->tracks;
cpiTrkSetup(&gmdptrkdisplay, mod->ordnum);
}
|
