#define BLOCK_SIZE   128

typedef struct Body {
	BodyType type;
	int active;
	vec2 pos;
	vec2 size;
	vec2 vel;
	vec2 accel;
} Body;

typedef struct BlockmapNode BlockmapNode;
struct BlockmapNode {
	BodyID id;
	BlockmapNode *next;
};

void phxmapcollision(Body *);
void phxbodycollision(Body *, Body *);

int phxaabbcheck(Body *a, Body *b);
void phxcollisionmap(Body *a);
void phxaabbresolv(Body *a, Body *b, vec2 p, vec2 n);

int phxenqevent(CollisionEvent *ev);
int phxdeqevent(CollisionEvent *ev);

void phxmakeblkmap(void);
BlockmapNode *phxnodelist(float x, float y);

extern int  phxmapwidth, phxmapheight;
extern int *phxmapbuffer;

extern Body phxbodypool[];
extern int  phxbodypoolsize;