#include <math.h>
#include "SceneGraphRoot.h"
#include "SGList.h"

static const float player_speed = 10.0f;
static const float player_radius = 42.0f;

static const float boss_radius_x = 65.4f;
static const float boss_radius_y = 130.8f;
static const float first_boss1_speed = 10.0;
static const float first_boss1_depth = 500.0;
static const float return_boss1_depth_speed = 10.0;

static const float shot_speed = 30.0f;
static const float shot_radius = 42.4f;



void
null_move(SceneGraphPtr node, int screen_w, int screen_h);

static void
null_collision(SceneGraphPtr node, int screen_w, int screen_h,
		SceneGraphPtr tree);

static void
boss1_move_right(SceneGraphPtr node, int screen_w, int screen_h);

static void
boss1_move_left(SceneGraphPtr node, int screen_w, int screen_h);

void
boss1_move_return(SceneGraphPtr node, int screen_w, int screen_h);

void
boss1_first_move(SceneGraphPtr node, int screen_w, int screen_h);

static void
player_move(SceneGraphPtr node,int screen_2, int screen_h);

void
player_move_left(SceneGraphPtr node,int screen_2, int screen_h);

static void
player_collision(SceneGraphPtr node, int screen_w, int screen_h,
		SceneGraphPtr tree);
static void
shot_move(SceneGraphPtr node, int screen_w, int screen_h);

static void
shot_collision(SceneGraphPtr node, int screen_2, int screen_h,
	       SceneGraphPtr tree);
static void
blast_move(SceneGraphPtr node, int screen_w, int screen_h);