Initial commit

1 files changed, 61 insertions, 0 deletions

diff --git a/util.c b/util.c
new file mode 100644
index 0000000..d91aff7
--- /dev/null
+++ b/util.c
@@ -0,0 +1,61 @@
+#include "game.h"
+#include <stdio.h>
+#include <stdarg.h>
+
+SDL_Texture *load_texture(const char *name)
+{
+  int i;
+  SDL_Surface *surface;
+  SDL_Texture *texture;
+
+  struct TextureContainer *container;
+  struct Resources *res = &game->resources;
+
+  if(game->resources.num_textures >= MAX_TEXTURES)
+    return NULL;
+
+  for(i = 0; i < res->num_stored_textures; i ++)
+    {
+      if(!strcmp(res->contained_textures[i].name, name))
+	return res->contained_textures[i].texture;
+    }
+
+  surface = IMG_Load(name);
+  texture = SDL_CreateTextureFromSurface(game->renderer, surface);
+  SDL_FreeSurface(surface);
+
+  container = &res->contained_textures[res->num_stored_textures ++];
+  strcpy(container->name, name);
+  container->texture = texture;
+  
+  res->textures[game->resources.num_textures ++] = texture;
+  
+  return texture;
+}
+
+Mix_Chunk *load_sound(const char *name)
+{
+  Mix_Chunk *c;
+  struct Resources *res = &game->resources;
+  c = Mix_LoadWAV(name);
+
+  if(!c)
+    die("%s could not be opened: %s", name, Mix_GetError());
+
+  res->audios[res->num_audios ++] = c;
+
+  return c;
+}
+
+void die(const char *error, ...)
+{
+  va_list args;
+
+  va_start(args, error);
+  vfprintf(stderr, error, args);
+  va_end(args);
+
+  free(game);
+  SDL_Quit();
+  exit(1);
+}