1 /*
2  * Adplug - Replayer for many OPL2/OPL3 audio file formats.
3  * Copyright (C) 1999 - 2004 Simon Peter, <dn.tlp@gmx.net>, et al.
4  *
5  * This library is free software; you can redistribute it and/or
6  * modify it under the terms of the GNU Lesser General Public
7  * License as published by the Free Software Foundation; either
8  * version 2.1 of the License, or (at your option) any later version.
9  *
10  * This library is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
13  * Lesser General Public License for more details.
14  *
15  * You should have received a copy of the GNU Lesser General Public
16  * License along with this library; if not, write to the Free Software
17  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
18  *
19  * lds.h - LOUDNESS Player by Simon Peter <dn.tlp@gmx.net>
20  */
21 
22 #include "player.h"
23 
24 class CldsPlayer: public CPlayer
25 {
26  public:
factory(Copl * newopl)27   static CPlayer *factory(Copl *newopl) { return new CldsPlayer(newopl); }
28 
29   CldsPlayer(Copl *newopl);
30   virtual ~CldsPlayer();
31 
32   bool load(const std::string &filename, const CFileProvider &fp);
33   virtual bool update();
34   virtual void rewind(int subsong = -1);
getrefresh()35   float getrefresh() { return 1193182.0f / speed; }
36 
gettype()37   std::string gettype() { return std::string("LOUDNESS Sound System"); }
getorders()38   unsigned int getorders() { return numposi; }
getorder()39   unsigned int getorder() { return posplay; }
getrow()40   unsigned int getrow() { return pattplay; }
getspeed()41   unsigned int getspeed() { return speed; }
getinstruments()42   unsigned int getinstruments() { return numpatch; }
43 
44  private:
45   typedef struct {
46     unsigned char	mod_misc, mod_vol, mod_ad, mod_sr, mod_wave,
47       car_misc, car_vol, car_ad, car_sr, car_wave, feedback, keyoff,
48       portamento, glide, finetune, vibrato, vibdelay, mod_trem, car_trem,
49       tremwait, arpeggio, arp_tab[12];
50     unsigned short	start, size;
51     unsigned char	fms;
52     unsigned short	transp;
53     unsigned char	midinst, midvelo, midkey, midtrans, middum1, middum2;
54   } SoundBank;
55 
56   typedef struct {
57     unsigned short	gototune, lasttune, packpos;
58     unsigned char	finetune, glideto, portspeed, nextvol, volmod, volcar,
59       vibwait, vibspeed, vibrate, trmstay, trmwait, trmspeed, trmrate, trmcount,
60       trcwait, trcspeed, trcrate, trccount, arp_size, arp_speed, keycount,
61       vibcount, arp_pos, arp_count, packwait, arp_tab[12];
62 
63     struct {
64       unsigned char	chandelay, sound;
65       unsigned short	high;
66     } chancheat;
67   } Channel;
68 
69   typedef struct {
70     unsigned short	patnum;
71     unsigned char	transpose;
72   } Position;
73 
74   static const unsigned short	frequency[];
75   static const unsigned char	vibtab[], tremtab[];
76   static const unsigned short	maxsound, maxpos;
77 
78   SoundBank		*soundbank;
79   Channel		channel[9];
80   Position		*positions;
81   unsigned char		fmchip[0xff], jumping, fadeonoff, allvolume, hardfade,
82     tempo_now, pattplay, tempo, regbd, chandelay[9], mode, pattlen;
83   unsigned short	posplay, jumppos, *patterns, speed;
84   bool			playing, songlooped;
85   unsigned int		numpatch, numposi, patterns_size, mainvolume;
86 
87   void		playsound(int inst_number, int channel_number, int tunehigh);
88   inline void	setregs(unsigned char reg, unsigned char val);
89   inline void	setregs_adv(unsigned char reg, unsigned char mask,
90 			    unsigned char val);
91 };
92