attempt to use new mikmod for djgpp build

[dosdemo] / src / music.c

diff --git a/src/music.c b/src/music.c
new file mode 100644 (file)
index 0000000..8af6154
--- /dev/null
+++ b/src/music.c
@@ -0,0 +1,152 @@
+#include <stdlib.h>
+#include "music.h"
+#include "mikmod.h"
+
+#ifdef __WATCOMC__
+#define USE_OLDMIK
+typedef UNIMOD MODULE;
+
+static void update_callback(void);
+static void MikMod_RegisterAllDrivers(void);
+static void MikMod_RegisterAllLoaders(void);
+#else
+#define USE_NEWMIK
+#endif
+
+static MODULE *mod;
+static int initialized;
+
+static int init(void)
+{
+       MikMod_RegisterAllDrivers();
+       MikMod_RegisterAllLoaders();
+
+#ifdef USE_NEWMIK
+       md_mode |= DMODE_SOFT_MUSIC | DMODE_16BITS | DMODE_STEREO | DMODE_INTERP;
+       if(MikMod_Init("") != 0) {
+               fprintf(stderr, "mikmod init failed: %s\n",
+                               MikMod_strerror(MikMod_errno));
+               return -1;
+       }
+
+#else
+       md_mixfreq = 44100;
+       md_dmabufsize = 20000;
+       md_mode = DMODE_STEREO | DMODE_16BITS | DMODE_INTERP;
+       md_device = 0;
+
+       MD_RegisterPlayer(update_callback);
+
+       if(!MD_Init()) {
+               fprintf(stderr, "mikmod init failed: %s\n", myerr);
+               return -1;
+       }
+       printf("using mikmod driver %s\n", md_driver->Name);
+       printf(" %d bits, %s, %s mixing at %d Hz\n", md_mode & DMODE_16BITS ? 16 : 8,
+                       md_mode & DMODE_STEREO ? "stereo" : "mono",
+                       md_mode & DMODE_INTERP ? "interpolated" : "normal",
+                       md_mixfreq);
+
+       atexit(MD_Exit);
+#endif
+       return 0;
+}
+
+int music_open(const char *fname)
+{
+       if(!initialized) {
+               if(init() == -1) {
+                       return -1;
+               }
+               initialized = 1;
+       }
+
+#ifdef USE_NEWMIK
+       if(!(mod = Player_Load(fname, 64, 0))) {
+               fprintf(stderr, "failed to load music: %s: %s\n", fname,
+                               MikMod_strerror(MikMod_errno));
+               return -1;
+       }
+#else
+       if(!(mod = ML_LoadFN((const signed char*)fname))) {
+               fprintf(stderr, "failed to load music: %s: %s\n", fname, myerr);
+               return -1;
+       }
+
+       MP_Init(mod);
+       md_numchn = mod->numchn;
+       printf("opened module %s (%d channels)\n", fname, md_numchn);
+#endif
+       return 0;
+}
+
+void music_close(void)
+{
+       if(mod) {
+               printf("shutting down music playback\n");
+               music_stop();
+#ifdef USE_NEWMIK
+               Player_Free(mod);
+#else
+               ML_Free(mod);
+#endif
+               mod = 0;
+       }
+}
+
+void music_play(void)
+{
+#ifdef USE_NEWMIK
+       Player_Start(mod);
+#else
+       MD_PlayStart();
+#endif
+}
+
+void music_stop(void)
+{
+#ifdef USE_NEWMIK
+       Player_Stop();
+#else
+       MD_PlayStop();
+#endif
+}
+
+void music_update(void)
+{
+#ifdef USE_NEWMIK
+       if(Player_Active()) {
+               MikMod_Update();
+       }
+#else
+       MD_Update();
+#endif
+}
+
+#ifdef USE_OLDMIK
+static void update_callback(void)
+{
+       MP_HandleTick();
+       MD_SetBPM(mp_bpm);
+}
+
+static void MikMod_RegisterAllDrivers(void)
+{
+       MD_RegisterDriver(&drv_nos);
+       MD_RegisterDriver(&drv_ss);
+       MD_RegisterDriver(&drv_sb);
+       MD_RegisterDriver(&drv_gus);
+}
+
+static void MikMod_RegisterAllLoaders(void)
+{
+       ML_RegisterLoader(&load_m15);
+       ML_RegisterLoader(&load_mod);
+       ML_RegisterLoader(&load_mtm);
+       ML_RegisterLoader(&load_s3m);
+       ML_RegisterLoader(&load_stm);
+       ML_RegisterLoader(&load_ult);
+       ML_RegisterLoader(&load_uni);
+       ML_RegisterLoader(&load_xm);
+}
+#endif