145 lines
4.1 KiB
C++
145 lines
4.1 KiB
C++
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//
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// ID Engine
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// ID_SD.c - Sound Manager for Wolfenstein 3D
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// v1.2
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// By Jason Blochowiak
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//
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//
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// This module handles dealing with generating sound on the appropriate
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// hardware
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//
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// Depends on: User Mgr (for parm checking)
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//
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// Globals:
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// For User Mgr:
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// SoundBlasterPresent - SoundBlaster card present?
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// AdLibPresent - AdLib card present?
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// SoundMode - What device is used for sound effects
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// (Use SM_SetSoundMode() to set)
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// MusicMode - What device is used for music
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// (Use SM_SetMusicMode() to set)
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// DigiMode - What device is used for digitized sound effects
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// (Use SM_SetDigiDevice() to set)
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//
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// For Cache Mgr:
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// NeedsDigitized - load digitized sounds?
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// NeedsMusic - load music?
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//
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/// ///////////// ///
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/// In Kolibrios - stub
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#include "wl_def.h"
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//#include <SDL_mixer.h>
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#if defined(GP2X_940)
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#include "gp2x/fmopl.h"
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#else
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#ifdef USE_GPL
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#include "dosbox/dbopl.h"
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#else
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#include "mame/fmopl.h"
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#endif
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#endif
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#define ORIGSAMPLERATE 7042
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typedef struct
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{
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char RIFF[4];
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longword filelenminus8;
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char WAVE[4];
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char fmt_[4];
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longword formatlen;
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word val0x0001;
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word channels;
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longword samplerate;
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longword bytespersec;
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word bytespersample;
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word bitspersample;
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} headchunk;
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typedef struct
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{
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char chunkid[4];
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longword chunklength;
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} wavechunk;
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typedef struct
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{
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uint32_t startpage;
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uint32_t length;
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} digiinfo;
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// Global variables
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boolean AdLibPresent,
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SoundBlasterPresent,SBProPresent,
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SoundPositioned;
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SDMode SoundMode;
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SMMode MusicMode;
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SDSMode DigiMode;
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static byte **SoundTable;
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int DigiMap[LASTSOUND];
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int DigiChannel[STARTMUSIC - STARTDIGISOUNDS];
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// Internal variables
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static boolean SD_Started;
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static boolean nextsoundpos;
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static soundnames SoundNumber;
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static soundnames DigiNumber;
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static word SoundPriority;
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static word DigiPriority;
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static int LeftPosition;
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static int RightPosition;
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word NumDigi;
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static digiinfo *DigiList;
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static boolean DigiPlaying;
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// PC Sound variables
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static volatile byte pcLastSample;
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static byte * volatile pcSound;
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static longword pcLengthLeft;
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// AdLib variables
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static byte * volatile alSound;
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static byte alBlock;
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static longword alLengthLeft;
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static longword alTimeCount;
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static Instrument alZeroInst;
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// Sequencer variables
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static volatile boolean sqActive;
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static word *sqHack;
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static word *sqHackPtr;
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static int sqHackLen;
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static int sqHackSeqLen;
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static longword sqHackTime;
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// STUB
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void SD_Startup(void){};
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void SD_Shutdown(void){};
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int SD_GetChannelForDigi(int which){};
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void SD_PositionSound(int leftvol,int rightvol){};
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boolean SD_PlaySound(soundnames sound){};
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void SD_SetPosition(int channel, int leftvol,int rightvol){};
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void SD_StopSound(void){};
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void SD_WaitSoundDone(void){};
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void SD_StartMusic(int chunk){};
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void SD_ContinueMusic(int chunk, int startoffs){};
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void SD_MusicOn(void){};
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void SD_FadeOutMusic(void){};
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int SD_MusicOff(void){};
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boolean SD_MusicPlaying(void){};
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boolean SD_SetSoundMode(SDMode mode){};
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boolean SD_SetMusicMode(SMMode mode){};
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word SD_SoundPlaying(void){};
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void SD_SetDigiDevice(SDSMode){};
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void SD_PrepareSound(int which){};
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int SD_PlayDigitized(word which,int leftpos,int rightpos){};
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void SD_StopDigitized(void){};
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