path: root/actor.cpp

#include "stdafx.h"

Actor::Actor(int xpos, int ypos, const char *spritepath, const char *scriptpath, Map *map, Audio *audio, Game_overwatch *ow, CLuaVirtualMachine& vm) : CLuaScript(vm){
	this->init(xpos,ypos,spritepath,scriptpath,NULL,LEFT,true,map,audio,ow,vm);
}

Actor::Actor(int xpos, int ypos, const char *spritepath, const char *scriptpath, Actor *dad, Direction dir, bool phys, Map *map, Audio *audio, Game_overwatch *ow, CLuaVirtualMachine& vm) : CLuaScript(vm){
	this->init(xpos,ypos,spritepath,scriptpath,dad,dir,phys,map,audio,ow,vm);
}

Actor::~Actor(){
	SDL_FreeSurface(sprite);
	if(parent != NULL){
		parent->remove_bullet();
	}
	overwatch->move_out(this);
}

void Actor::init(int xpos, int ypos, const char *spritepath, const char *scriptpath, Actor *dad, Direction dir, bool phys, Map *map, Audio *aud, Game_overwatch *ow, CLuaVirtualMachine& vm){
	//Set Values from constructor
	x = xpos;
	y = ypos;
	overwatch = ow;
	audio = aud;
	currentmap = map;
	physics = phys;
	parent = dad;
	currentdirection = dir;
    walk_time = 0;
	
	//sprite
	SDL_Surface *raw_sprite = IMG_Load(spritepath);
    sprite = SDL_DisplayFormat(raw_sprite);
    SDL_FreeSurface(raw_sprite);
    Uint32 colorkey = SDL_MapRGB(sprite->format, 255, 0, 255);
    SDL_SetColorKey(sprite, SDL_SRCCOLORKEY | SDL_RLEACCEL, colorkey);	//le ponemos al buddy el colorkey para las transparencias
    w = sprite->w/SPRITE_FRAMES_W;												 //el ancho de nuestro spritesheet
    h = sprite->h/SPRITE_FRAMES_H;												 //lo alto de nuestro spritesheet
	
	//Lua API.
	m_iMethodBase = RegisterFunction ("get_x");
	RegisterFunction ("get_y");
	RegisterFunction ("get_w");
	RegisterFunction ("get_h");
	RegisterFunction ("get_clip_x");
	RegisterFunction ("get_clip_y");
	RegisterFunction ("get_currentframe");
	RegisterFunction ("get_oldclip");
	RegisterFunction ("get_vertical_speed");
	RegisterFunction ("get_falltime");
	RegisterFunction ("get_speed");
	RegisterFunction ("get_ownspeed");
	RegisterFunction ("get_totalspeed");
	RegisterFunction ("set_x");
	RegisterFunction ("set_y");
	RegisterFunction ("set_w");
	RegisterFunction ("set_h");
	RegisterFunction ("set_clip_x");
	RegisterFunction ("set_clip_y");
	RegisterFunction ("set_currentframe");
	RegisterFunction ("set_oldclip");
	RegisterFunction ("set_vertical_speed");
	RegisterFunction ("set_falltime");
	RegisterFunction ("set_speed");
	RegisterFunction ("set_ownspeed");
	RegisterFunction ("set_totalspeed");
	RegisterFunction ("get_currentdirection");
	RegisterFunction ("set_currentdirection");
	RegisterFunction ("can_move");
	RegisterFunction ("get_collision");
	RegisterFunction ("set_collision");
	RegisterFunction ("get_map_sx");
	RegisterFunction ("get_map_sy");
	RegisterFunction ("set_map_sx");
	RegisterFunction ("set_map_sy");
	RegisterFunction ("get_cfg_max_map_w");
	RegisterFunction ("get_cfg_max_map_h");
	RegisterFunction ("get_cfg_screen_width");
	RegisterFunction ("get_cfg_screen_height");
	RegisterFunction ("get_leftkey");
	RegisterFunction ("get_rightkey");
	RegisterFunction ("get_zkey");
	RegisterFunction ("get_xkey");
	RegisterFunction ("get_jumplock");
	RegisterFunction ("get_shootlock");
	RegisterFunction ("set_jumplock");
	RegisterFunction ("set_shootlock");
	RegisterFunction ("set_dying");
	RegisterFunction ("add_bullet");
	RegisterFunction ("get_shotcount");
	RegisterFunction ("set_physics");
	RegisterFunction ("set_enemy");
	RegisterFunction ("set_controllable");
	RegisterFunction ("get_ckey");
	RegisterFunction ("get_switchlock");
	RegisterFunction ("set_switchlock");
	RegisterFunction ("set_noclip");
	RegisterFunction ("load_clip");
	RegisterFunction ("play_sfx");
	RegisterFunction ("play_bgm");
	RegisterFunction ("stop_bgm");
    RegisterFunction ("get_cfg_tile_w");
	RegisterFunction ("get_cfg_tile_h");
    RegisterFunction ("accelerate");
    RegisterFunction ("get_walk_time");
    RegisterFunction ("set_walk_time");
    RegisterFunction ("decelerate");
	
	
	//lua compile.
	this->CompileFile("scripts/globals.lua");
	this->CompileFile (scriptpath);
	
	//lua sync.
	this->SelectScriptFunction ("sync");
	this->Go ();

	
	//default values.
	oldclip = 0;
	vertical_speed = 0.0;
	falltime = 0.0;
	speed = 0.0;
	ownspeed = 0.0;
	clip_x = 0;
	clip_y = 0;
	currentframe = 0;
	jumplock = false;
	shootlock = false;
	dying = false;
	shotcount = 0;
	
	//using ENUM direction as colliding vector index.
	colliding[UP], colliding[DOWN], colliding[LEFT], colliding[RIGHT] = false;
	
	overwatch->move_in(this);
}

//The Lua ScriptCalling Index.
int Actor::ScriptCalling (CLuaVirtualMachine& vm,  int iFunctionNumber){
	switch (iFunctionNumber - m_iMethodBase)
	{
		case 0:
			return lget_x(vm);
			break;
		
		case 1:
			return lget_y(vm);
			break;
		
		case 2:
			return lget_w(vm);
			break;
			
		case 3:
			return lget_h(vm);
			break;
			
		case 4:
			return lget_clip_x(vm);
			break;
			
		case 5:
			return lget_clip_y(vm);
			break;
			
		case 6:
			return lget_currentframe(vm);
			break;
			
		case 7:
			return lget_oldclip(vm);
			break;
			
		case 8:
			return lget_vertical_speed(vm);
			break;
			
		case 9:
			return lget_falltime(vm);
			break;
			
		case 10:
			return lget_speed(vm);
			break;
			
		case 11:
			return lget_ownspeed(vm);
			break;
			
		case 12:
			return lget_totalspeed(vm);
			break;
		case 13:
			return lset_x(vm);
			break;
			
		case 14:
			return lset_y(vm);
			break;
			
		case 15:
			return lset_w(vm);
			break;
			
		case 16:
			return lset_h(vm);
			break;
			
		case 17:
			return lset_clip_x(vm);
			break;
			
		case 18:
			return lset_clip_y(vm);
			break;
			
		case 19:
			return lset_currentframe(vm);
			break;
			
		case 20:
			return lset_oldclip(vm);
			break;
			
		case 21:
			return lset_vertical_speed(vm);
			break;
			
		case 22:
			return lset_falltime(vm);
			break;
			
		case 23:
			return lset_speed(vm);
			break;
			
		case 24:
			return lset_ownspeed(vm);
			break;
			
		case 25:
			return lset_totalspeed(vm);
			break;
			
		case 26:
			return lget_currentdirection(vm);
			break;
			
		case 27:
			return lset_currentdirection(vm);
			break;
			
		case 28:
			return lcan_move(vm);
			break;
			
		case 29:
			return lget_collision(vm);
			break;
			
		case 30:
			return lset_collision(vm);
			break;
			
		case 31:
			return lget_map_sx(vm);
			break;
			
		case 32:
			return lget_map_sy(vm);
			break;
			
		case 33:
			return lset_map_sx(vm);
			break;
			
		case 34:
			return lset_map_sy(vm);
			break;
			
		case 35:
			return lget_cfg_max_map_w(vm);
			break;
			
		case 36:
			return lget_cfg_max_map_h(vm);
			break;
			
		case 37:
			return lget_cfg_screen_width(vm);
			break;
			
		case 38:
			return lget_cfg_screen_height(vm);
			break;
			
		case 39:
			return lget_leftkey(vm);
			break;
			
		case 40:
			return lget_rightkey(vm);
			break;
			
		case 41:
			return lget_zkey(vm);
			break;
			
		case 42:
			return lget_xkey(vm);
			break;
			
		case 43:
			return lget_jumplock(vm);
			break;
			
		case 44:
			return lget_shootlock(vm);
			break;
			
		case 45:
			return lset_jumplock(vm);
			break;
			
		case 46:
			return lset_shootlock(vm);
			break;
			
		case 47:
			return lset_dying(vm);
			break;
			
		case 48:
			return ladd_bullet(vm);
			break;
			
		case 49:
			return lget_shotcount(vm);
			break;
		
		case 50:
			return lset_physics(vm);
			break;
			
		case 51:
			return lset_enemy(vm);
			break;
			
		case 52:
			return lset_controllable(vm);
			break;
			
		case 53:
			return lget_ckey(vm);
			break;
			
		case 54:
			return lget_switchlock(vm);
			break;
			
		case 55:
			return lset_switchlock(vm);
			break;
			
		case 56:
			return lset_noclip(vm);
			break;
			
		case 57:
			return lload_clip(vm);
			break;
			
		case 58:
			return lplay_sfx(vm);
			break;
			
		case 59:
			return lplay_bgm(vm);
			break;
			
		case 60:
			return lstop_bgm(vm);
			break;
            
        case 61:
			return lget_cfg_tile_w(vm);
			break;
			
		case 62:
			return lget_cfg_tile_h(vm);
			break;
        case 63:
			return laccelerate(vm);
			break;
        case 64:
			return lget_walk_time(vm);
			break;
        case 65:
			return lset_walk_time(vm);
			break;
        case 66:
			return ldecelerate(vm);
			break;
	}
	return 0;
   }

void Actor::HandleReturns (CLuaVirtualMachine& vm, const char *strFunc){
	
}

void Actor::animate(){
	
	//check for conditions.
	if (ownspeed != 0) {
		animating = true;
	}else{
		animating = false;
	}
	
	
	//then do stuff
	if (animating) {
		if(currentframe <= MOVEMENT_FREQ){
			currentframe++;
		}else{
			currentframe = 0;
		}
		
		if(currentframe==0){
			if(clip_x >= (w*SPRITE_FRAMES_W)-w){
				animup = false;               
			}
			if(clip_x == 0){
				animup = true;
			}
			if(animup){clip_x += w;}else{ clip_x -= w;}
		}   
	}
}

void Actor::move(){
	if (!colliding[DOWN]) {
		speed = 0;
	}
	totalspeed = speed + ownspeed;
	if (noclip) {
		x += totalspeed;
	}else{
		if (totalspeed > 0 &&  this->can_move(RIGHT, x, y) ) {
			x += totalspeed;
		}
		if (totalspeed < 0 &&  this->can_move(LEFT, x, y) ) {
			x += totalspeed;
		}
	}
}

bool Actor::can_move(Direction direction, int xpos, int ypos){
	if(direction == UP){
		if(currentmap->get_passability((xpos+5-currentmap->get_sx()),(ypos-1-currentmap->get_sy())) == 1 || currentmap->get_passability((xpos+w-5-currentmap->get_sx()),(ypos-1-currentmap->get_sy())) == 1 || colliding[UP]){
			return false;
		}
	}
	if(direction == RIGHT){
		if(currentmap->get_passability((xpos+w-currentmap->get_sx()),(ypos+(h*.25)-currentmap->get_sy())) == 1 || currentmap->get_passability((xpos+w-currentmap->get_sx()),(ypos+h-1-currentmap->get_sy())) == 1 || colliding[RIGHT]){
			return false;
		}
	}
	if(direction == DOWN){
		if(currentmap->get_passability((xpos+5-currentmap->get_sx()),(ypos+h-currentmap->get_sy())) == 1 || currentmap->get_passability((xpos+w-5-currentmap->get_sx()),(ypos+h-currentmap->get_sy())) == 1 || colliding[DOWN]){
			return false;
		}
	}
	if(direction == LEFT){
		if(currentmap->get_passability((xpos-currentmap->get_sx()),(ypos+(h*.25)-currentmap->get_sy())) == 1 || currentmap->get_passability((xpos-currentmap->get_sx()),(ypos+h-1-currentmap->get_sy())) == 1 || colliding[LEFT]){
			return false;
		}
	}
	return true;
}

bool Actor::can_die(){

	if(currentmap->get_tile((x-currentmap->get_sx()),(y-1-currentmap->get_sy())) == 2 || currentmap->get_tile((x+w-currentmap->get_sx()),(y-1-currentmap->get_sy())) == 2){
		return true;
	}
	if(currentmap->get_tile((x+1+w-currentmap->get_sx()),(y-currentmap->get_sy())) == 2 || currentmap->get_tile((x+1+w-currentmap->get_sx()),(y+h-currentmap->get_sy())) == 2){
		return true;
	}
	if(currentmap->get_tile((x-currentmap->get_sx()),(y+1+h-currentmap->get_sy())) == 2 || currentmap->get_tile((x+w-currentmap->get_sx()),(y+1+h-currentmap->get_sy())) == 2){
		return true;
	}
	if(currentmap->get_tile((x-1-currentmap->get_sx()),(y-currentmap->get_sy())) == 2 || currentmap->get_tile((x-1-currentmap->get_sx()),(y+h-currentmap->get_sy())) == 2){
		return true;
	}
	return false;
}

void Actor::add_bullet(const char* sprite, const char* script){
	shotcount++;
	if (currentdirection == LEFT) {
		new Actor(x-14, y+10,sprite, script, this, LEFT, false, currentmap, audio, overwatch, m_vm);
	}
	if (currentdirection == RIGHT) {
		new Actor(x+w+4, y+10,sprite, script, this, RIGHT, false, currentmap, audio, overwatch, m_vm);
	}
}

void Actor::remove_bullet(){
	shotcount--;
}

void Actor::accelerate(float accel, float max_speed){
    
    if ( (accel > 0 && ownspeed == max_speed && max_speed < 0) || (accel < 0 && ownspeed == max_speed && max_speed > 0) ){
        walk_time = 0;
    }
    
    //reset the time if we were deccelerating.
    if (walk_time < 0) {
        walk_time = 0;
    }
    
    walk_time += 1; //increase the time, because we are accelerating.
    
    if((ownspeed >= max_speed && max_speed > 0) || (ownspeed <= max_speed && max_speed < 0)){
        ownspeed = max_speed;
    }else{
        ownspeed = ownspeed + accel*walk_time;
    }
}

void Actor::decelerate(float accel){
    if(ownspeed != 0 && falltime == 0){
        if (walk_time > 0) {
            walk_time = 0;
        }
        walk_time -= 1; //increase the time, because we are accelerating.
        
        //Stay at 0
        if (ownspeed > 0) {
            ownspeed = ownspeed + accel*walk_time;
            if (ownspeed < 0){
                ownspeed = 0;       //if we go too far, just settle with 0.
            }
        }
        if (ownspeed < 0) {
            ownspeed = ownspeed - accel*walk_time;
            if (ownspeed > 0){
                ownspeed = 0;       //if we go too far, just settle with 0.
            }
        }
    }
}

//internal accessors

int Actor::get_x(void){ return x; }
void Actor::set_x(int newval){ x = newval; }
int Actor::get_y(void){ return y; }
void Actor::set_y(int newval){ y = newval; }
int Actor::get_w(void){ return w; }
void Actor::set_w(int newval){ w = newval; }
int Actor::get_h(void){ return h; }
void Actor::set_h(int newval){ h = newval; }
int Actor::get_clip_x(void){ return clip_x; }
void Actor::set_clip_x(int newval){ clip_x = newval; }
int Actor::get_clip_y(void){ return clip_y; }
void Actor::set_clip_y(int newval){ clip_y = newval; }
int Actor::get_currentframe(void){ return currentframe; }
void Actor::set_currentframe(int newval){ currentframe = newval; }
int Actor::get_oldclip(void){ return oldclip; }
void Actor::set_oldclip(int newval){ oldclip = newval; }
float Actor::get_vertical_speed(void){ return vertical_speed; }
void Actor::set_vertical_speed(float newval){ vertical_speed = newval;}
float Actor::get_vertical_acc(void){ return vertical_acc; }
void Actor::set_vertical_acc(float newval){ vertical_acc = newval;}
float Actor::get_falltime(void){ return falltime; }
void Actor::set_falltime(float newval){ falltime = newval; }
SDL_Surface * Actor::get_sprite(void){ return sprite; }
float Actor::get_speed(void){ return speed; }
void Actor::set_speed(float newval){ speed = newval;}
float Actor::get_ownspeed(void){ return ownspeed; }
void Actor::set_ownspeed(float newval){ ownspeed = newval;}
float Actor::get_totalspeed(void){ return totalspeed; }
void Actor::set_totalspeed(float newval){ totalspeed = newval;}
float Actor::get_horizontal_acc(void){ return vertical_acc; }
void Actor::set_horizontal_acc(float newval){ vertical_acc = newval;}
Direction Actor::get_currentdirection(void){ return currentdirection; }
Enemy Actor::get_enemy(void){ return enemy; }
int Actor::get_leftkey(void){ return leftkey; }
void Actor::set_leftkey(int newval){ leftkey = newval; }
int Actor::get_rightkey(void){ return rightkey; }
void Actor::set_rightkey(int newval){ rightkey = newval; }
int Actor::get_zkey(void){ return zkey; }
void Actor::set_zkey(int newval){ zkey = newval; }
int Actor::get_xkey(void){ return xkey; }
void Actor::set_xkey(int newval){ xkey = newval; }
bool Actor::get_physics(void){ return physics; }
void Actor::set_physics(bool newval){ physics = newval; }
void Actor::set_collision(bool col, int corner){
	colliding[corner] = col;
}
bool Actor::get_controllable(void){ return controllable; }
bool Actor::get_collision(int corner){
	return colliding[corner];
}
bool Actor::get_dying(void){ return dying; }
void Actor::set_dying(bool newval){ dying = newval; }
void Actor::set_ckey(int newval){ ckey = newval; }
bool Actor::get_noclip(void){ return noclip; }

//lua accessors (get)
int Actor::lget_x(CLuaVirtualMachine& vm){
	lua_State *state = (lua_State *) vm;
	lua_pushnumber (state, x);
	return 1;
}

int Actor::lget_y(CLuaVirtualMachine& vm){
	lua_State *state = (lua_State *) vm;
	lua_pushnumber (state, y);
	return 1;
}

int Actor::lget_w(CLuaVirtualMachine& vm){
	lua_State *state = (lua_State *) vm;
	lua_pushnumber (state, w);
	return 1;
}

int Actor::lget_h(CLuaVirtualMachine& vm){
	lua_State *state = (lua_State *) vm;
	lua_pushnumber (state, h);
	return 1;
}

int Actor::lget_clip_x(CLuaVirtualMachine& vm){
	lua_State *state = (lua_State *) vm;
	lua_pushnumber (state, clip_x);
	return 1;
}

int Actor::lget_clip_y(CLuaVirtualMachine& vm){
	lua_State *state = (lua_State *) vm;
	lua_pushnumber (state, clip_y);
	return 1;
}

int Actor::lget_currentframe(CLuaVirtualMachine& vm){
	lua_State *state = (lua_State *) vm;
	lua_pushnumber (state, currentframe);
	return 1;
}

int Actor::lget_oldclip(CLuaVirtualMachine& vm){
	lua_State *state = (lua_State *) vm;
	lua_pushnumber (state, oldclip);
	return 1;
}

int Actor::lget_vertical_speed(CLuaVirtualMachine& vm){
	lua_State *state = (lua_State *) vm;
	lua_pushnumber (state, vertical_speed);
	return 1;
}

int Actor::lget_falltime(CLuaVirtualMachine& vm){
	lua_State *state = (lua_State *) vm;
	lua_pushnumber (state, falltime);
	return 1;
}

int Actor::lget_speed(CLuaVirtualMachine& vm){
	lua_State *state = (lua_State *) vm;
	lua_pushnumber (state, speed);
	return 1;
}

int Actor::lget_ownspeed(CLuaVirtualMachine& vm){
	lua_State *state = (lua_State *) vm;
	lua_pushnumber (state, ownspeed);
	return 1;
}

int Actor::lget_totalspeed(CLuaVirtualMachine& vm){
	lua_State *state = (lua_State *) vm;
	lua_pushnumber (state, totalspeed);
	return 1;
}

int Actor::lget_currentdirection(CLuaVirtualMachine& vm){
	lua_State *state = (lua_State *) vm;
	lua_pushnumber (state, currentdirection);
	return 1;
}

int Actor::lget_collision(CLuaVirtualMachine& vm){
	lua_State *state = (lua_State *) vm;
	lua_pushboolean (state, colliding[(int) lua_tonumber (state, -1)]);
	return 1;
}

int Actor::lget_map_sx(CLuaVirtualMachine& vm){
	lua_State *state = (lua_State *) vm;
	lua_pushnumber (state, currentmap->get_sx());
	return 1;
}

int Actor::lget_map_sy(CLuaVirtualMachine& vm){
	lua_State *state = (lua_State *) vm;
	lua_pushnumber (state, currentmap->get_sy());
	return 1;
}

int Actor::lget_cfg_max_map_w(CLuaVirtualMachine& vm){
	lua_State *state = (lua_State *) vm;
	lua_pushnumber (state, MAX_MAP_W);
	return 1;
}

int Actor::lget_cfg_max_map_h(CLuaVirtualMachine& vm){
	lua_State *state = (lua_State *) vm;
	lua_pushnumber (state, MAX_MAP_H);
	return 1;
}

int Actor::lget_cfg_tile_h(CLuaVirtualMachine& vm){
	lua_State *state = (lua_State *) vm;
	lua_pushnumber (state, TILE_HEIGHT);
	return 1;
}

int Actor::lget_cfg_screen_height(CLuaVirtualMachine& vm){
	lua_State *state = (lua_State *) vm;
	lua_pushnumber (state, SCREEN_HEIGHT);
	return 1;
}

int Actor::lget_leftkey(CLuaVirtualMachine& vm){
	lua_State *state = (lua_State *) vm;
	lua_pushnumber (state, leftkey);
	return 1;
}

int Actor::lget_rightkey(CLuaVirtualMachine& vm){
	lua_State *state = (lua_State *) vm;
	lua_pushnumber (state, rightkey);
	return 1;
}

int Actor::lget_zkey(CLuaVirtualMachine& vm){
	lua_State *state = (lua_State *) vm;
	lua_pushnumber (state, zkey);
	return 1;
}

int Actor::lget_xkey(CLuaVirtualMachine& vm){
	lua_State *state = (lua_State *) vm;
	lua_pushnumber (state, xkey);
	return 1;
}

int Actor::lget_jumplock(CLuaVirtualMachine& vm){
	lua_State *state = (lua_State *) vm;
	lua_pushboolean (state, jumplock);
	return 1;
}

int Actor::lget_shootlock(CLuaVirtualMachine& vm){
	lua_State *state = (lua_State *) vm;
	lua_pushboolean (state, shootlock);
	return 1;
}

int Actor::lget_shotcount(CLuaVirtualMachine& vm){
	lua_State *state = (lua_State *) vm;
	lua_pushnumber (state, shotcount);
	return 1;
}

int Actor::lget_ckey(CLuaVirtualMachine& vm){
	lua_State *state = (lua_State *) vm;
	lua_pushnumber (state, ckey);
	return 1;
}

int Actor::lget_switchlock(CLuaVirtualMachine& vm){
	lua_State *state = (lua_State *) vm;
	lua_pushboolean (state, switchlock);
	return 1;
}

int Actor::lget_cfg_tile_w(CLuaVirtualMachine& vm){
	lua_State *state = (lua_State *) vm;
	lua_pushnumber (state, TILE_WIDTH);
	return 1;
}

int Actor::lget_cfg_screen_width(CLuaVirtualMachine& vm){
	lua_State *state = (lua_State *) vm;
	lua_pushnumber (state, SCREEN_WIDTH);
	return 1;
}

int Actor::lget_walk_time(CLuaVirtualMachine& vm){
	lua_State *state = (lua_State *) vm;
	lua_pushnumber (state, walk_time);
	return 1;
}

//lua accessors (set)
int Actor::lset_x(CLuaVirtualMachine& vm){
	lua_State *state = (lua_State *) vm;
	x = (int) lua_tonumber (state, -1);
	return 0;
}

int Actor::lset_y(CLuaVirtualMachine& vm){
	lua_State *state = (lua_State *) vm;
	y = (int) lua_tonumber (state, -1);
	return 0;
}

int Actor::lset_w(CLuaVirtualMachine& vm){
	lua_State *state = (lua_State *) vm;
	w = (int) lua_tonumber (state, -1);
	return 0;
}

int Actor::lset_h(CLuaVirtualMachine& vm){
	lua_State *state = (lua_State *) vm;
	h = (int) lua_tonumber (state, -1);
	return 0;
}

int Actor::lset_clip_x(CLuaVirtualMachine& vm){
	lua_State *state = (lua_State *) vm;
	clip_x = (int) lua_tonumber (state, -1);
	return 0;
}

int Actor::lset_clip_y(CLuaVirtualMachine& vm){
	lua_State *state = (lua_State *) vm;
	clip_y = (int) lua_tonumber (state, -1);
	return 0;
}

int Actor::lset_currentframe(CLuaVirtualMachine& vm){
	lua_State *state = (lua_State *) vm;
	currentframe = (int) lua_tonumber (state, -1);
	return 0;
}

int Actor::lset_oldclip(CLuaVirtualMachine& vm){
	lua_State *state = (lua_State *) vm;
	oldclip = (int) lua_tonumber (state, -1);
	return 0;
}

int Actor::lset_vertical_speed(CLuaVirtualMachine& vm){
	lua_State *state = (lua_State *) vm;
	vertical_speed = (float) lua_tonumber (state, -1);
	return 0;
}

int Actor::lset_falltime(CLuaVirtualMachine& vm){
	lua_State *state = (lua_State *) vm;
	falltime = (float) lua_tonumber (state, -1);
	return 0;
}

int Actor::lset_speed(CLuaVirtualMachine& vm){
	lua_State *state = (lua_State *) vm;
	speed = (float) lua_tonumber (state, -1);
	return 0;
}

int Actor::lset_ownspeed(CLuaVirtualMachine& vm){
	lua_State *state = (lua_State *) vm;
	ownspeed = (float) lua_tonumber (state, -1);
	return 0;
}

int Actor::lset_totalspeed(CLuaVirtualMachine& vm){
	lua_State *state = (lua_State *) vm;
	totalspeed = (float) lua_tonumber (state, -1);
	return 0;
}

int Actor::lset_currentdirection(CLuaVirtualMachine& vm){
	lua_State *state = (lua_State *) vm;
	currentdirection = (Direction) lua_tonumber (state, -1);
	return 0;
}

int Actor::lset_collision(CLuaVirtualMachine& vm){
	lua_State *state = (lua_State *) vm;
	colliding[(int) lua_tonumber (state, -1)] = (bool) lua_toboolean(state, -2);
	return 0;
}

int Actor::lset_map_sx(CLuaVirtualMachine& vm){
	lua_State *state = (lua_State *) vm;
	currentmap->set_sx((int) lua_tonumber (state, -1));
	return 0;
}

int Actor::lset_map_sy(CLuaVirtualMachine& vm){
	lua_State *state = (lua_State *) vm;
	currentmap->set_sy((int) lua_tonumber (state, -1));
	return 0;
}

int Actor::lset_jumplock(CLuaVirtualMachine& vm){
	lua_State *state = (lua_State *) vm;
	jumplock = (bool) lua_toboolean (state, -1);
	return 0;
}

int Actor::lset_shootlock(CLuaVirtualMachine& vm){
	lua_State *state = (lua_State *) vm;
	shootlock = (bool) lua_toboolean (state, -1);
	return 0;
}

int Actor::lset_dying(CLuaVirtualMachine& vm){
	lua_State *state = (lua_State *) vm;
	dying = (bool) lua_toboolean (state, -1);
	return 0;
}

int Actor::lset_physics(CLuaVirtualMachine& vm){
	lua_State *state = (lua_State *) vm;
	physics = (bool) lua_toboolean (state, -1);
	return 0;
}

int Actor::lset_enemy(CLuaVirtualMachine& vm){
	lua_State *state = (lua_State *) vm;
	enemy = (Enemy) lua_tonumber (state, -1);
	return 0;
}

int Actor::lset_controllable(CLuaVirtualMachine& vm){
	lua_State *state = (lua_State *) vm;
	controllable = (bool) lua_toboolean (state, -1);
	return 0;
}

int Actor::lset_switchlock(CLuaVirtualMachine& vm){
	lua_State *state = (lua_State *) vm;
	switchlock = (bool) lua_toboolean (state, -1);
	return 0;
}

int Actor::lset_noclip(CLuaVirtualMachine& vm){
	lua_State *state = (lua_State *) vm;
	noclip = (bool) lua_toboolean (state, -1);
	return 0;
}

int Actor::lset_walk_time(CLuaVirtualMachine& vm){
	lua_State *state = (lua_State *) vm;
	walk_time = (int) lua_tonumber (state, -1);
	return 0;
}


//misc lua methods

int Actor::lcan_move(CLuaVirtualMachine& vm){
	lua_State *state = (lua_State *) vm;
	lua_pushboolean(state,this->can_move((Direction) lua_tonumber (state, -3), (int) lua_tonumber (state, -2), (int) lua_tonumber (state, -1)));
	return 1;	
}

int Actor::ladd_bullet(CLuaVirtualMachine& vm){
	lua_State *state = (lua_State *) vm;	
	this->add_bullet((const char*) lua_tostring (state, -2), (const char*) lua_tostring (state, -1));
	return 1;
}

int Actor::lload_clip(CLuaVirtualMachine& vm){
	lua_State *state = (lua_State *) vm;	
	audio->load_clip((const char*) lua_tostring (state, -1));
	return 1;
}

int Actor::lplay_sfx(CLuaVirtualMachine& vm){
	lua_State *state = (lua_State *) vm;	
	audio->play_sfx((const char*) lua_tostring (state, -1));
	return 1;
}

int Actor::lplay_bgm(CLuaVirtualMachine& vm){
	lua_State *state = (lua_State *) vm;	
	audio->play_bgm((const char*) lua_tostring (state, -1));
	return 1;
}

int Actor::lstop_bgm(CLuaVirtualMachine& vm){
	lua_State *state = (lua_State *) vm;	
	audio->stop_bgm((const char*) lua_tostring (state, -1));
	return 1;
}

int Actor::laccelerate(CLuaVirtualMachine& vm){
	lua_State *state = (lua_State *) vm;	
	this->accelerate((float)  lua_tonumber (state, -2), (float)  lua_tonumber (state, -1));
	return 1;
}

int Actor::ldecelerate(CLuaVirtualMachine& vm){
	lua_State *state = (lua_State *) vm;	
	this->decelerate((float)  lua_tonumber (state, -1));
	return 1;
}