added an old version of mikmod for dos

[dosdemo] / src / dos / music.c

diff --git a/src/dos/music.c b/src/dos/music.c
new file mode 100644 (file)
index 0000000..5ed6b48
--- /dev/null
+++ b/src/dos/music.c
@@ -0,0 +1,81 @@
+#include <stdlib.h>
+#include "music.h"
+#include "mikmod.h"
+
+static void update_callback(void);
+
+static UNIMOD *mod;
+static int initialized;
+
+static int init(void)
+{
+       ML_RegisterLoader(&load_mod);
+       ML_RegisterLoader(&load_s3m);
+       ML_RegisterLoader(&load_xm);
+
+       MD_RegisterDriver(&drv_nos);
+       MD_RegisterDriver(&drv_ss);
+       MD_RegisterDriver(&drv_sb);
+       MD_RegisterDriver(&drv_gus);
+
+       MD_RegisterPlayer(&update_callback);
+
+       /*md_mode |= DMODE_INTERP;*/
+       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);
+       return 0;
+}
+
+int music_open(const char *fname)
+{
+       if(!initialized) {
+               if(init() == -1) {
+                       return -1;
+               }
+               initialized = 1;
+       }
+
+       if(!(mod = ML_LoadFN((const signed char*)fname))) {
+               fprintf(stderr, "failed to load music: %s: %s\n", fname, myerr);
+               return -1;
+       }
+       md_numchn = mod->numchn;
+       return 0;
+}
+
+void music_close(void)
+{
+       if(mod) {
+               music_stop();
+               ML_Free(mod);
+               mod = 0;
+       }
+}
+
+void music_play(void)
+{
+       MD_PlayStart();
+}
+
+void music_stop(void)
+{
+       MD_PlayStop();
+}
+
+void music_update(void)
+{
+       MD_Update();
+}
+
+static void update_callback(void)
+{
+}