X-Git-Url: https://jasonwoof.com/gitweb/?p=vor.git;a=blobdiff_plain;f=sprite.h;h=0c04cacbb262ab5598d12702aa7f404898135003;hp=4c0cefdc107ccec500d6f145fb863beb26d381d3;hb=e9eaa65259d7c35d5a9b08aba9016145fa8f118d;hpb=5c8f059629c2127848ce4051296d2f5897bf5c0f

diff --git a/sprite.h b/sprite.h
index 4c0cefd..0c04cac 100644
--- a/sprite.h
+++ b/sprite.h
@@ -8,9 +8,9 @@ typedef struct sprite Sprite;
 
 #define SPRITE(x) ((Sprite *) (x))
 
-#define BASE_SPRITE 0
-#define SHIP_SPRITE 1
-#define ROCK_SPRITE 2
+#define BASE 0
+#define SHIP 1
+#define ROCK 2
 #define N_TYPES 3
 
 struct sprite {
@@ -22,19 +22,25 @@ struct sprite {
 	int w, h;
 	int mask_w;
 	uint32_t *mask;
+	uint32_t area;
 };
 
 Sprite *free_sprites[N_TYPES];  // lists of free sprites, by type.
 
+void do_collision(Sprite *a, Sprite *b);
+void collisions(void);
+
 void init_sprites(void);
 void add_sprite(Sprite *s);
 void move_sprite(Sprite *s);
 void move_sprites(void);
 
-int collides(Sprite *s);
+Sprite *collides(Sprite *s);
 int pixel_collides(float x, float y);
 void load_sprite(Sprite *sprite, char *filename);
 
+void bounce(Sprite *a, Sprite *b);
+
 
 // extended sprites
 
@@ -48,6 +54,7 @@ struct ship {
 	int w, h;
 	int mask_w;
 	uint32_t *mask;
+	uint32_t area;
 	// SHIP extras
 	int lives;
 	int jets;
@@ -63,6 +70,7 @@ struct rock {
 	int w, h;
 	int mask_w;
 	uint32_t *mask;
+	uint32_t area;
 	// ROCK extras
 	int type;
 };