fmplayer common: move font.rom loading to common

6 files changed, 69 insertions, 6 deletions

diff --git a/common/fmplayer_common.h b/common/fmplayer_common.h
index c4f58af..4bd2885 100644
--- a/common/fmplayer_common.h
+++ b/common/fmplayer_common.h
@@ -18,8 +18,4 @@ void fmplayer_init_work_opna(
   void *adpcm_ram
 );
 
-struct opna_drum;
-bool fmplayer_drum_rom_load(struct opna_drum *drum);
-bool fmplayer_drum_loaded(void);
-
 #endif // MYON_FMPLAYER_COMMON_H_INCLUDED
diff --git a/common/fmplayer_drumrom.h b/common/fmplayer_drumrom.h
new file mode 100644
index 0000000..f1c1d2a
--- /dev/null
+++ b/common/fmplayer_drumrom.h
@@ -0,0 +1,10 @@
+#ifndef MYON_FMPLAYER_DRUMROM_H_INCLUDED
+#define MYON_FMPLAYER_DRUMROM_H_INCLUDED
+
+#include <stdbool.h>
+
+struct opna_drum;
+bool fmplayer_drum_rom_load(struct opna_drum *drum);
+bool fmplayer_drum_loaded(void);
+
+#endif // MYON_FMPLAYER_DRUMROM_H_INCLUDED
diff --git a/common/fmplayer_drumrom_unix.c b/common/fmplayer_drumrom_unix.c
index 9111616..587be20 100644
--- a/common/fmplayer_drumrom_unix.c
+++ b/common/fmplayer_drumrom_unix.c
@@ -1,4 +1,4 @@
-#include "fmplayer_common.h"
+#include "fmplayer_drumrom.h"
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
diff --git a/common/fmplayer_drumrom_win.c b/common/fmplayer_drumrom_win.c
index c3c4e36..0021530 100644
--- a/common/fmplayer_drumrom_win.c
+++ b/common/fmplayer_drumrom_win.c
@@ -1,4 +1,4 @@
-#include "fmplayer_common.h"
+#include "fmplayer_drumrom.h"
 #include "libopna/opnadrum.h"
 #define WIN32_LEAN_AND_MEAN
 #include <windows.h>
diff --git a/common/fmplayer_fontrom.h b/common/fmplayer_fontrom.h
new file mode 100644
index 0000000..7a67133
--- /dev/null
+++ b/common/fmplayer_fontrom.h
@@ -0,0 +1,9 @@
+#ifndef MYON_FMPLAYER_FONTROM_H_INCLUDED
+#define MYON_FMPLAYER_FONTROM_H_INCLUDED
+
+struct fmdsp_font;
+
+// always succeeds
+void fmplayer_font_rom_load(struct fmdsp_font *font);
+
+#endif // MYON_FMPLAYER_FONTROM_H_INCLUDED
diff --git a/common/fmplayer_fontrom_unix.c b/common/fmplayer_fontrom_unix.c
new file mode 100644
index 0000000..bac8a81
--- /dev/null
+++ b/common/fmplayer_fontrom_unix.c
@@ -0,0 +1,48 @@
+#include "fmplayer_fontrom.h"
+#include "fmdsp/font.h"
+#include <stdio.h>
+#include <stdlib.h>
+#include <stdint.h>
+#include <string.h>
+
+#include "fmdsp/fontrom_shinonome.inc"
+
+#define DATADIR "/.local/share/fmplayer/"
+
+static struct {
+  uint8_t fontrombuf[FONT_ROM_FILESIZE];
+} g;
+
+void fmplayer_font_rom_load(struct fmdsp_font *font) {
+  const char *path = "font.rom";
+  const char *home = getenv("HOME");
+  char *dpath = 0;
+  FILE *f = 0;
+  fmdsp_font_from_font_rom(font, g.fontrombuf);
+  if (home) {
+    const char *datadir = DATADIR;
+    dpath = malloc(strlen(home)+strlen(datadir)+strlen(path)+1);
+    if (dpath) {
+      strcpy(dpath, home);
+      strcat(dpath, datadir);
+      strcat(dpath, path);
+      path = dpath;
+    }
+  }
+  f = fopen(path, "r");
+  free(dpath);
+  if (!f) goto err;
+  if (fseek(f, 0, SEEK_END) != 0) goto err;
+  long size = ftell(f);
+  if (size != FONT_ROM_FILESIZE) goto err;
+  if (fseek(f, 0, SEEK_SET) != 0) goto err;
+  if (fread(g.fontrombuf, 1, FONT_ROM_FILESIZE, f) != FONT_ROM_FILESIZE) {
+    goto err;
+  }
+  fclose(f);
+  return;
+
+err:
+  if (f) fclose(f);
+  fmdsp_font_from_font_rom(font, fmdsp_shinonome_font_rom);
+}