1 files changed, 88 insertions, 66 deletions
diff --git a/globals.h b/globals.h
index 65b8aaa..14e7ea2 100644
--- a/globals.h
+++ b/globals.h
@@ -1,66 +1,88 @@
-#ifndef GLOBALS_H
-#define GLOBALS_H
-
-#define FRAMERATE 14
-#define BUF_SZ 1024
-/* The amount to offset the rainbow off the center of the cat */
-#define OFFSET 25
-#define PI 3.14159265
-
-/* Type definitions */
-typedef struct {
-    int x, y;
-} coords;
-
-typedef struct cat_instance cat_instance;
-struct cat_instance
-	{
-	coords loc;
-	struct list_head list;
-	};
-
-typedef struct rainbow_instance rainbow_instance;
-struct rainbow_instance
-	{
-	coords loc;
-	unsigned sprite;
-	struct list_head list;
-	};
-
-typedef struct sparkle_instance sparkle_instance;
-struct sparkle_instance
-	{
-	unsigned int frame, speed;
-	int frame_mov;
-	unsigned int layer;
-	coords loc;
-	struct list_head list;
-	};
-
-SDL_Event event;
-bool running = true, sound = true, fullscreen = true, cursor = false, sine = false;
-int sound_volume = 128, catsize = 0, sparkle_spawn_counter = 0;
-Mix_Music *music;
-
-#define BASE_PATH "res"
-char *cat_dir;
-LIST_HEAD(sparkle_list);
-LIST_HEAD(cat_list);
-LIST_HEAD(rainbow_list);
-
-int cat_width, cat_height, rainbow_width, rainbow_height, sparkle_width, sparkle_height;
-SDL_Renderer *renderer;
-SDL_Texture *cat_texture, *rainbow_texture, *sparkle_texture;
-uint32_t cat_sprite, rainbow_sprite, sparkle_sprite;
-int cat_count, sparkle_count, rainbow_count;
-int sparkle_pos;
-/* For sine */
-unsigned t;
-
-unsigned cat_num = 1;
-double cat_size = 1;
-
-unsigned SCREEN_WIDTH = 1200;
-unsigned SCREEN_HEIGHT = 800;
-
-#endif
+	/* nyancat in GNU C
+	Copyright © 2023-2024 DiffieHellman
+
+	This program is free software: you can redistribute it and/or modify
+	it under the terms of the GNU Affero General Public License as
+	published by the Free Software Foundation, either version 3 of the
+	License, or (at your option) any later version.
+
+	This program is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU Affero General Public License for more details.
+
+	You should have received a copy of the GNU Affero General Public License
+	along with this program.  If not, see <https://www.gnu.org/licenses/>.
+	*/
+
+#ifndef GLOBALS_H
+#define GLOBALS_H
+
+#include <stdint.h>
+#include <stdbool.h>
+#include <SDL2/SDL.h>
+#include <SDL2/SDL_mixer.h>
+#include <bsd/sys/queue.h> // linked list implementation
+
+#define FRAMERATE 14
+#define BUF_SZ 1024
+/* the amount to offset the rainbow off the center of the cat */
+#define OFFSET 25
+#define PI 3.14159265
+#define BASE_PATH "res"
+
+/* type definitions */
+typedef struct {
+    int x, y;
+} coords;
+
+typedef struct cat cat_instance;
+struct cat
+	{
+	coords loc;
+	/* direction cat in bouncing in - only used if bounce is set */
+	coords bounce_direction;
+	/* magic to handle the linked list */
+	LIST_ENTRY(cat) entries;
+	};
+extern struct head_cat cat_list;
+
+typedef struct rainbow rainbow_instance;
+struct rainbow
+	{
+	coords loc;
+	unsigned sprite;
+	/* magic to handle the linked list */
+	LIST_ENTRY(rainbow) entries;
+	};
+extern struct head_rainbow rainbow_list;
+
+typedef struct sparkle sparkle_instance;
+struct sparkle
+	{
+	unsigned short frame, speed;
+	short frame_mov;
+	unsigned short layer;
+	coords loc;
+	/* magic to handle the linked list */
+	LIST_ENTRY(sparkle) entries;
+	};
+extern struct head_sparkle sparkle_list;
+
+LIST_HEAD(head_cat, cat);
+LIST_HEAD(head_rainbow, rainbow);
+LIST_HEAD(head_sparkle, sparkle);
+
+extern unsigned screen_width, screen_height, t, cat_num;
+extern int sound_volume, sparkle_spawn_counter, cat_width, cat_height, rainbow_width, rainbow_height, sparkle_width, sparkle_height, cat_count, sparkle_count, rainbow_count, sparkle_pos;
+extern uint32_t cat_sprite, rainbow_sprite, sparkle_sprite;
+extern double cat_size;
+extern bool running, sound, fullscreen, cursor, sine, bounce;
+extern char *cat_dir;
+
+extern SDL_Event event;
+extern Mix_Music *music;
+extern SDL_Renderer *renderer;
+extern SDL_Texture *cat_texture, *rainbow_texture, *sparkle_texture;
+
+#endif