add src/sdl/sounds.[hc], assets/wavs, and set default sounds

4 files changed, 59 insertions, 2 deletions

diff --git a/src/sdl/action.c b/src/sdl/action.c
index 18badc1..bc0cf89 100644
--- a/src/sdl/action.c
+++ b/src/sdl/action.c
@@ -125,7 +125,7 @@ get_action(
         };
         break;
       case SOLVE_EVENT_FAIL:
-        warn("solve failed: %s", ev->user.data2 ? ev->user.data2 : "unknown error");
+        warn("solve failed: %s", ev->user.data2 ? (char*) ev->user.data2 : "unknown error");
         return (action_t) { .type = ACTION_SOLVE_EVENT_FAIL };
         break;
       case SOLVE_EVENT_DONE:
diff --git a/src/sdl/draw.c b/src/sdl/draw.c
index 37d9ba2..d95e83f 100644
--- a/src/sdl/draw.c
+++ b/src/sdl/draw.c
@@ -291,7 +291,7 @@ draw_solve_moves_text(
   char buf[1024];
 
   // fill buffer
-  snprintf(buf, sizeof(buf), " %lu attempts ", draw_ctx->solve_num_steps);
+  snprintf(buf, sizeof(buf), " %u attempts ", (unsigned int) draw_ctx->solve_num_steps);
 
   // draw text
   draw_text(draw_ctx->renderer, draw_ctx->font, style, buf);
diff --git a/src/sdl/sounds.c b/src/sdl/sounds.c
new file mode 100644
index 0000000..956229c
--- /dev/null
+++ b/src/sdl/sounds.c
@@ -0,0 +1,47 @@
+#include <SDL.h>
+#include "util.h"
+#include "assets.h"
+#include "sounds.h"
+
+#define SOUND_OFS(asset_id) ((asset_id) - ASSET_SOUND_FIRST - 1)
+
+void
+sounds_init(
+  Mix_Chunk ** const sounds
+) {
+  for (asset_id_t id = ASSET_SOUND_FIRST + 1; id < ASSET_SOUND_LAST; id++) {
+    // get asset
+    const asset_t * const asset = asset_get(id);
+
+    // create rwops
+    SDL_RWops *rw = SDL_RWFromConstMem(asset->buf, asset->len);
+    if (!rw) {
+      die("SDL_RWFromConstMem(): %s", SDL_GetError());
+    }
+
+    // load chunk
+    Mix_Chunk *chunk = Mix_LoadWAV_RW(rw, 1);
+    if (!chunk) {
+      die("Mix_LoadWAV_RW(): %s", Mix_GetError());
+    }
+
+    // add to list of sounds
+    sounds[SOUND_OFS(id)] = chunk;
+  }
+}
+
+void
+sound_play(
+  Mix_Chunk ** const sounds,
+  const asset_id_t id
+) {
+  // check ID
+  if (id <= ASSET_SOUND_FIRST || id >= ASSET_SOUND_LAST) {
+    die("invalid sound asset id: %u", id);
+  }
+
+  // play sound
+  if (Mix_PlayChannel(-1, sounds[SOUND_OFS(id)], 0)) {
+    die("Mix_PlayChannel(): %s", Mix_GetError());
+  }
+}
diff --git a/src/sdl/sounds.h b/src/sdl/sounds.h
new file mode 100644
index 0000000..3b74aff
--- /dev/null
+++ b/src/sdl/sounds.h
@@ -0,0 +1,10 @@
+#ifndef SOUNDS_H
+#define SOUNDS_H
+
+#include <SDL_mixer.h>
+#include "assets.h"
+
+void sounds_init(Mix_Chunk ** const);
+void sound_play(Mix_Chunk ** const sounds, const asset_id_t);
+
+#endif /* SOUNDS_H */