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atoms.c
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/* Copyright 2019 Affonso Amendola
This file is part of AtomsVGA.
AtomsVGA is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
AtomsVGA 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with AtomsVGA. If not, see <https://www.gnu.org/licenses/>
*/
#include <bios.h>
#include <dos.h>
#include <memory.h>
#include <math.h>
#include <time.h>
#include <stdio.h>
#include <stdlib.h>
#include <conio.h>
#include <io.h>
#include "keyb.h"
#ifdef VGA
#include "fflibvga.h"
#endif
#ifdef EGA
#include "fflibega.h"
#endif
#define DIR_UP 0
#define DIR_RIGHT 1
#define DIR_DOWN 2
#define DIR_LEFT 3
#define true 1
#define false 0
#define TILE_DET_ON 7
#define TILE_DET_OFF 6
#define TILE_LASER_OFF 8
#define TILE_LASER_ON 9
#define TILE_LASER_REC 10
#ifdef VGA
#define COLOR_TEXT COLOR_GRAY_13
#endif
#ifdef EGA
#define COLOR_TEXT COLOR_LIGHT_GRAY
#endif
typedef int bool;
bool debug_mode = 0;
bool game_running = 1;
int * game_board;
int board_size_X = 5;
int board_size_Y = 5;
int board_pos_x = 0;
int board_pos_y = 0;
int atom_number = 0;
int atoms_left = 10;
int board_square_size;
int chosen_laser_bank;
int chosen_laser_number;
bool fired_laser = 0;
int shooting_laser_x;
int shooting_laser_y;
bool detector_hit = 0;
int detector_hit_x;
int detector_hit_y;
int cursor_pos_x = 0;
int cursor_pos_y = 0;
int current_difficulty = 0;
char char_buffer[256];
#ifdef EGA
unsigned char far * font_location = 0xA000D000;
#endif
#ifdef VGA
unsigned char far * titlescreen_location = 0xA0004B00;
unsigned char far * tilemap_location = 0xA0009600;
#define SCREEN_RES_X 320
#define SCREEN_RES_Y 240
#endif
#define HAS_ATOM 1
#define HAS_FLAG 2
#define HAS_QUESTION 4
void toggle_atom(int posX, int posY)
{
*(game_board+posX+posY*board_size_X) ^= HAS_ATOM;
}
bool has_atom(int posX, int posY)
{
if( (posX < 0 || posX > (board_size_X-1)) ||
(posY < 0 || posY > (board_size_Y-1)) )
{
return 0;
}
return *(game_board+posX+posY*board_size_X) & HAS_ATOM;
}
void toggle_flag(int posX, int posY)
{
if(*(game_board+posX+posY*board_size_X) & HAS_QUESTION)
{
*(game_board+posX+posY*board_size_X) ^= HAS_QUESTION;
}
*(game_board+posX+posY*board_size_X) ^= HAS_FLAG;
}
bool has_flag(int posX, int posY)
{
if( (posX < 0 || posX > (board_size_X-1)) ||
(posY < 0 || posY > (board_size_Y-1)) )
{
return 0;
}
return *(game_board+posX+posY*board_size_X) & HAS_FLAG;
}
void toggle_question(int posX, int posY)
{
if(*(game_board+posX+posY*board_size_X) & HAS_FLAG)
{
*(game_board+posX+posY*board_size_X) ^= HAS_FLAG;
}
*(game_board+posX+posY*board_size_X) ^= HAS_QUESTION;
}
bool has_question(int posX, int posY)
{
if( (posX < 0 || posX > (board_size_X-1)) ||
(posY < 0 || posY > (board_size_Y-1)) )
{
return 0;
}
return *(game_board+posX+posY*board_size_X) & HAS_QUESTION;
}
void populate_board(int atomNumber)
{
int i;
int x, y;
for(i=0; i<atomNumber; i++)
{
bool searching = true;
do
{
x = rand()%(board_size_X-1);
y = rand()%(board_size_Y-1);
if(!has_atom(x, y))
{
toggle_atom(x, y);
searching = false;
}
}
while(searching);
}
}
void init_game()
{
int i, j;
srand(time(NULL));
if(current_difficulty == 0)
{
board_size_X = 7;
board_size_Y = 7;
atom_number = 5;
}
else if(current_difficulty == 1)
{
board_size_X = 8;
board_size_Y = 8;
atom_number = 7;
}
else if(current_difficulty == 2)
{
board_size_X = 9;
board_size_Y = 9;
atom_number = 10;
}
else if(current_difficulty == 3)
{
board_size_X = 10;
board_size_Y = 10;
atom_number = 14;
}
atoms_left = atom_number;
game_board = (int *)malloc(sizeof(int)*board_size_X*board_size_Y);
for (i = 0; i < board_size_X; i++)
{
for (j = 0; j < board_size_Y; j++)
{
*(game_board + i + j*board_size_X) = 0;
}
}
board_square_size = 16;
#ifdef VGA
board_pos_x = (SCREEN_RES_X/2)-(board_size_X*board_square_size/2);
board_pos_y = (SCREEN_RES_Y/2)-(board_size_Y*board_square_size/2);
load_pgm("graphix/TileMap.pgm", tilemap_location, 64, 208);
load_pallette("graphix/TileMap.plt", 40);
#endif
#ifdef EGA
board_pos_x = (get_res_x()/2)-(board_size_X*board_square_size/2);
board_pos_y = (get_res_y()/2)-(board_size_Y*board_square_size/2);
load_pgm("graphix/ega/tileset.pgm", (unsigned char far *)get_image_storage());
#endif
populate_board(atom_number);
}
void draw_tile(int posX, int posY, int tileX, int tileY)
{
#ifdef VGA
copy_vmem_to_dbuffer(
tilemap_location,
board_pos_x + posX*16, board_pos_y + posY*16,
16*tileX, (16*(tileX+1)-1),
16*tileY, (16*(tileY+1)-1),
64
);
#endif
#ifdef EGA
transfer_tile_to_display( (unsigned char far *)get_image_storage(),
board_pos_x + posX*16, board_pos_y + posY*16,
16*tileX, 16*tileY,
16, 16);
#endif
}
void victory_screen()
{
int selected = 0;
int choosing = 1;
while(choosing)
{
#ifdef VGA
fill_rectangle(SCREEN_RES_X/2-124, SCREEN_RES_X/2+124, SCREEN_RES_Y/2-24, SCREEN_RES_Y/2+32, COLOR_PURPLE);
fill_rectangle(SCREEN_RES_X/2-120, SCREEN_RES_X/2+120, SCREEN_RES_Y/2-20, SCREEN_RES_Y/2+28, COLOR_BLACK);
print_string_centralized(SCREEN_RES_Y/2-15, COLOR_GREEN_1, "CONGRATULATIONS, YOU WIN!", 25, 0);
print_string_centralized(SCREEN_RES_Y/2-5, COLOR_TEXT, "Do you want to play again?", 26, 0);
#endif
#ifdef EGA
draw_rectangle(get_res_x()/2-124, get_res_y()/2-24, get_res_x()/2+124, get_res_y()/2+32, COLOR_MAGENTA);
draw_rectangle(get_res_x()/2-120, get_res_y()/2-20, get_res_x()/2+120, get_res_y()/2+28, COLOR_BLACK);
draw_string_centralized(get_res_y()/2-15, COLOR_GREEN, "CONGRATULATIONS, YOU WIN!", 25, 0);
draw_string_centralized(get_res_y()/2-5, COLOR_TEXT, "Do you want to play again?", 26, 0);
#endif
if(selected == 0)
{
#ifdef VGA
print_string_centralized(SCREEN_RES_Y/2+5, COLOR_RED, "HELL YES!", 9, 0);
#endif
#ifdef EGA
draw_string_centralized(get_res_y()/2+5, COLOR_RED, "HELL YES!", 9);
#endif
}
else
{
#ifdef VGA
print_string_centralized(SCREEN_RES_Y/2+5, COLOR_TEXT, "Yes.", 4, 0);
#endif
#ifdef EGA
draw_string_centralized(get_res_y()/2+5, COLOR_TEXT, "Yes.", 4);
#endif
}
if(selected == 1)
{
#ifdef VGA
print_string_centralized(SCREEN_RES_Y/2+15, COLOR_RED, "I got better things to do.", 26, 0);
#endif
#ifdef EGA
draw_string_centralized(get_res_y()/2+15, COLOR_RED, "I got better things to do.", 26);
#endif
}
else
{
#ifdef VGA
print_string_centralized(SCREEN_RES_Y/2+15, COLOR_TEXT, "No.", 3, 0);
#endif
#ifdef EGA
draw_string_centralized(get_res_y()/2+15, COLOR_TEXT, "No.", 3);
#endif
}
#ifdef VGA
flip_front_page();
#endif
#ifdef EGA
page_flip();
#endif
if(Get_Key_Once(MAKE_UP))
{
if(selected - 1 < 0)
{
selected = 1;
}
else
{
selected -= 1;
}
}
if(Get_Key_Once(MAKE_DOWN))
{
if(selected + 1 > 1)
{
selected = 0;
}
else
{
selected += 1;
}
}
if(Get_Key_Once(MAKE_ENTER) || Get_Key_Once(MAKE_SPACE))
{
if(selected == 0)
{
init_game();
}
else if(selected == 1)
{
game_running = false;
}
choosing = false;
}
}
}
void show_quit()
{
int selected = 0;
int choosing = 1;
while(choosing)
{
#ifdef VGA
fill_rectangle(SCREEN_RES_X/2-134, SCREEN_RES_X/2+134, SCREEN_RES_Y/2-24, SCREEN_RES_Y/2+32, COLOR_RED);
fill_rectangle(SCREEN_RES_X/2-130, SCREEN_RES_X/2+130, SCREEN_RES_Y/2-20, SCREEN_RES_Y/2+28, COLOR_BLACK);
print_string_centralized(SCREEN_RES_Y/2-15, COLOR_GREEN_1, "Are you sure you want to leave?", 31, 0);
#endif
#ifdef EGA
draw_rectangle(get_res_x()/2-134, get_res_y()/2-24, get_res_x()/2+134, get_res_y()/2+32, COLOR_RED);
draw_rectangle(get_res_x()/2-130, get_res_y()/2-20, get_res_x()/2+130, get_res_y()/2+28, COLOR_BLACK);
draw_string_centralized(get_res_y()/2-15, COLOR_GREEN, "Are you sure you want to leave?", 31);
#endif
if(selected == 0)
{
#ifdef VGA
print_string_centralized(SCREEN_RES_Y/2+5, COLOR_RED, "YES, TAKE ME OUT OF HERE!", 25, 0);
#endif
#ifdef EGA
draw_string_centralized(get_res_y()/2+5, COLOR_RED, "YES, TAKE ME OUT OF HERE!", 25);
#endif
}
else
{
#ifdef VGA
print_string_centralized(SCREEN_RES_Y/2+5, COLOR_TEXT, "Yes.", 4, 0);
#endif
#ifdef EGA
draw_string_centralized(get_res_y()/2+5, COLOR_TEXT, "Yes.", 4);
#endif
}
if(selected == 1)
{
#ifdef VGA
print_string_centralized(SCREEN_RES_Y/2+15, COLOR_RED, "NAH, I'M HAVING FUN!", 20, 0);
#endif
#ifdef EGA
draw_string_centralized(get_res_y()/2+15, COLOR_RED, "NAH, I'M HAVING FUN!", 20);
#endif
}
else
{
#ifdef VGA
print_string_centralized(SCREEN_RES_Y/2+15, COLOR_TEXT, "No.", 3, 0);
#endif
#ifdef EGA
draw_string_centralized(get_res_y()/2+15, COLOR_TEXT, "No.", 3);
#endif
}
#ifdef VGA
flip_front_page();
#endif
#ifdef EGA
page_flip();
#endif
if(Get_Key_Once(MAKE_UP))
{
if(selected - 1 < 0)
{
selected = 1;
}
else
{
selected -= 1;
}
}
if(Get_Key_Once(MAKE_DOWN))
{
if(selected + 1 > 1)
{
selected = 0;
}
else
{
selected += 1;
}
}
if(Get_Key_Once(MAKE_ENTER) || Get_Key_Once(MAKE_SPACE))
{
if(selected == 0)
{
game_running = false;
}
else if(selected == 1)
{
}
choosing = false;
Keyboard_Disable_Till_Up_Event();
}
}
}
void help()
{
#ifdef VGA
fill_screen(0);
load_pgm("graphix/help.pgm", titlescreen_location, 320, 240);
load_pallette("graphix/help.plt", 175);
flip_front_page();
#endif
#ifdef EGA
fill_screen(0);
load_pgm_directly("graphix/help.pgm", get_drawbuffer());
page_flip();
#endif
Sleep_Key();
Keyboard_Disable_Till_Up_Event();
#ifdef VGA
load_pgm("graphix/menu.pgm", tilemap_location, 320, 240);
load_pallette("graphix/menu.plt", 11);
#endif
#ifdef EGA
load_pgm_directly("graphix/menu.pgm", get_drawbuffer());
#endif
}
void check_win()
{
bool win = true;
int i, j;
for (i = 0; i < board_size_X; i++)
{
for (j = 0; j < board_size_Y; j++)
{
if(has_atom(i, j) && !has_flag(i, j))
{
win = false;
}
}
}
if(win == true)
{
victory_screen();
}
}
void init_system()
{
#ifdef VGA
int i = 0;
#endif
Keyboard_Install_Driver();
#ifdef VGA
set_graphics_mode(GRAPHICS_MODEX);
for(i = 0; i < 256; i++)
{
char_buffer[0] = 0;
}
fill_screen(0);
flip_front_page();
fill_screen(0);
flip_front_page();
#endif
#ifdef EGA
set_ega_mode(EGA_GRAPHICS_MODE);
load_font("graphix/EGA/font.pgm", font_location);
fill_screen(0);
page_flip();
fill_screen(0);
page_flip();
#endif
}
void kill_game()
{
#ifdef VGA
set_graphics_mode(TEXT_MODE);
#endif
#ifdef EGA
set_ega_mode(EGA_TEXT_MODE);
#endif
Keyboard_Restore_Driver();
free(game_board);
}
int reverse_direction(int direction)
{
switch(direction)
{
case DIR_UP:
return DIR_DOWN;
case DIR_RIGHT:
return DIR_LEFT;
case DIR_DOWN:
return DIR_UP;
case DIR_LEFT:
return DIR_RIGHT;
default:
return -1;
}
}
int rotate_direction(int direction, int counter_clock_wise)
{
//counter_clock_wise supposed to be a boolean, 0 if clockwise, 1 if ccw.
int rotated_direction;
rotated_direction = direction + 1 + (counter_clock_wise * (-2));
if(rotated_direction == -1)
{
rotated_direction = 3;
}
if(rotated_direction == 4)
{
rotated_direction = 0;
}
return rotated_direction;
}
void draw_background()
{
int x, y;
fill_screen(0);
for(x = -2; x <= board_size_X+1; x++)
{
for(y = -2; y <= board_size_Y+1; y++)
{
//DETECTORS//
//DETECTORS UP
if(y == -2 && x != -2 && x != board_size_X+1)
{
draw_tile( x, y,
DIR_UP, TILE_DET_OFF);
}
//DETECTORS RIGHT
if(x == board_size_X+1 && y != -2 && y != board_size_Y+1)
{
draw_tile( x, y,
DIR_RIGHT, TILE_DET_OFF);
}
//DETECTORS DOWN
if(y == board_size_Y+1 && x != -2 && x != board_size_X+1)
{
draw_tile( x, y,
DIR_DOWN, TILE_DET_OFF);
}
//DETECTORS LEFT
if(x == -2 && y != -2 && y != board_size_Y+1)
{
draw_tile( x, y,
DIR_LEFT, TILE_DET_OFF);
}
//=====================
//LASERS//
//TOPLEFT
if(y == -1 && x == -1)
{
draw_tile( x, y,
DIR_UP, 11);
}
//TOPRIGHT
if(y == -1 && x == board_size_X)
{
draw_tile( x, y,
DIR_RIGHT, 11);
}
//DOWNRIGHT
if(y == board_size_Y && x == board_size_X)
{
draw_tile( x, y,
DIR_DOWN, 11);
}
//TOPRIGHT
if(y == board_size_Y && x == -1)
{
draw_tile( x, y,
DIR_LEFT, 11);
}
//LASER TOP
if(y == -1 && (x >= 0 && x < board_size_X))
{
draw_tile( x, y,
DIR_UP, TILE_LASER_OFF);
}
//LASERRIGHT
if(x == board_size_X && (y >= 0 && y < board_size_Y))
{
draw_tile( x, y,
DIR_RIGHT, TILE_LASER_OFF);
}
//LASER DOWN
if(y == board_size_Y && (x >= 0 && x < board_size_X))
{
draw_tile( x, y,
DIR_DOWN, TILE_LASER_OFF);
}
//LASER LEFT
if(x == -1 && (y >= 0 && y < board_size_Y))
{
draw_tile( x, y,
DIR_LEFT, TILE_LASER_OFF);
}
//=====================================
//BOARD
//CORNERS
//TOPLEFT
if(x == 0 && y == 0)
{
draw_tile( x, y,
DIR_UP, 3);
}
//TOPRIGHT
if(x == board_size_X-1 && y == 0)
{
draw_tile( x, y,
DIR_RIGHT, 3);
}
//DOWNRIGHT
if(x == board_size_X-1 && y == board_size_Y-1)
{
draw_tile( x, y,
DIR_DOWN, 3);
}
//DOWNLEFT
if(x == 0 && y == board_size_Y-1)
{
draw_tile( x, y,
DIR_LEFT, 3);
}
//EDGES
//TOP
if(y == 0 && (x >= 1 && x < board_size_X-1))
{
draw_tile( x, y,
DIR_UP, 1);
}
//RIGHT
if(x == board_size_X-1 && (y >= 1 && y < board_size_Y-1))
{
draw_tile( x, y,
DIR_RIGHT, 1);
}
//DOWN
if(y == board_size_Y-1 && (x >= 1 && x < board_size_X-1))
{
draw_tile( x, y,
DIR_DOWN, 1);
}
//LEFT
if(x == 0 && (y >= 1 && y < board_size_Y-1))
{
draw_tile( x, y,
DIR_LEFT, 1);
}
//MIDDLE
if( x >= 1 && x <= board_size_X-2 &&
y >= 1 && y <= board_size_Y-2)
{
draw_tile( x, y,
0, 0);
}
}
}
}
void draw_foreground()
{
int x, y;
#ifdef VGA
copy_vmem_to_dbuffer( tilemap_location,
266,
216,
32,
47,
0,
15,
64);
print_string(282, 220, COLOR_RED, ":", 0);
print_string(290, 220, COLOR_RED,(char*) itoa(atoms_left, char_buffer, 10), 0);
#endif
#ifdef EGA
transfer_tile_to_display( (unsigned char far *)get_image_storage(),
266,
216,
32,
0,
16,
16);
draw_string(282, 220, COLOR_RED, ":");
draw_int(290, 220, COLOR_RED, atoms_left);
#endif
if(detector_hit)
{
if(detector_hit_y == -2)
{
draw_tile(detector_hit_x, detector_hit_y, DIR_UP, TILE_DET_ON);
if(detector_hit_x >= 0 && detector_hit_x <= board_size_X-1)
{
draw_tile(detector_hit_x, detector_hit_y+1, DIR_UP, TILE_LASER_REC);
if(detector_hit_x == 0)
{
draw_tile(detector_hit_x, detector_hit_y+2, 0, 4);
}
else if (detector_hit_x == board_size_X-1)
{
draw_tile(detector_hit_x, detector_hit_y+2, 1, 5);
}
else
{
draw_tile(detector_hit_x, detector_hit_y+2, 0, 2);
}
}
}
else if(detector_hit_x == board_size_X+1)
{
draw_tile(detector_hit_x, detector_hit_y, DIR_RIGHT, TILE_DET_ON);
if(detector_hit_y >= 0 && detector_hit_y <= board_size_Y-1)
{
draw_tile(detector_hit_x-1, detector_hit_y, DIR_RIGHT, TILE_LASER_REC);
if(detector_hit_y == 0)
{
draw_tile(detector_hit_x-2, detector_hit_y, 1, 4);
}
else if (detector_hit_y == board_size_Y-1)
{
draw_tile(detector_hit_x-2, detector_hit_y, 2, 5);
}
else
{
draw_tile(detector_hit_x-2, detector_hit_y, 1, 2);
}
}
}
else if(detector_hit_y == board_size_Y+1)
{
draw_tile(detector_hit_x, detector_hit_y, DIR_DOWN, TILE_DET_ON);
if(detector_hit_x >= 0 && detector_hit_x <= board_size_X-1)
{
draw_tile(detector_hit_x, detector_hit_y-1, DIR_DOWN, TILE_LASER_REC);
if(detector_hit_x == 0)
{
draw_tile(detector_hit_x, detector_hit_y-2, 3, 5);
}
else if (detector_hit_x == board_size_X-1)
{
draw_tile(detector_hit_x, detector_hit_y-2, 2, 4);
}
else
{
draw_tile(detector_hit_x, detector_hit_y-2, 2, 2);
}
}
}
else if(detector_hit_x == -2)
{
draw_tile(detector_hit_x, detector_hit_y, DIR_LEFT, TILE_DET_ON);
if(detector_hit_y >= 0 && detector_hit_y <= board_size_Y-1)
{
draw_tile(detector_hit_x+1, detector_hit_y, DIR_LEFT, TILE_LASER_REC);
if(detector_hit_y == 0)
{
draw_tile(detector_hit_x+2, detector_hit_y, 0, 5);
}
else if (detector_hit_y == board_size_Y-1)
{
draw_tile(detector_hit_x+2, detector_hit_y, 3, 4);
}
else
{
draw_tile(detector_hit_x+2, detector_hit_y, 3, 2);
}
}
}
}
if(fired_laser)
{
if(shooting_laser_y == -1)
{
draw_tile(shooting_laser_x, shooting_laser_y, DIR_UP, TILE_LASER_ON);
if(shooting_laser_x == 0)
{
if(detector_hit && detector_hit_x == -2 && detector_hit_y == 0)
{
draw_tile(shooting_laser_x, shooting_laser_y+1, 0, 12);
}
else
{
draw_tile(shooting_laser_x, shooting_laser_y+1, 0, 4);
}
}
else if (shooting_laser_x == board_size_X-1)
{
if(detector_hit && detector_hit_x == board_size_X+1 && detector_hit_y == 0)
{
draw_tile(shooting_laser_x, shooting_laser_y+1, 1, 12);
}
else
{
draw_tile(shooting_laser_x, shooting_laser_y+1, 1, 5);
}
}
else
{
draw_tile(shooting_laser_x, shooting_laser_y+1, 0, 2);
}
}
else if (shooting_laser_x == board_size_X)
{
draw_tile(shooting_laser_x, shooting_laser_y, DIR_RIGHT, TILE_LASER_ON);
if(shooting_laser_y == 0)
{
if(detector_hit && detector_hit_y == -2 && detector_hit_x == board_size_X-1)
{
draw_tile(shooting_laser_x-1, shooting_laser_y, 1, 12);
}
else
{
draw_tile(shooting_laser_x-1, shooting_laser_y, 1, 4);
}
}
else if (shooting_laser_y == board_size_Y-1)
{
if(detector_hit && detector_hit_y == board_size_Y+1 && detector_hit_x == board_size_X-1)
{
draw_tile(shooting_laser_x-1, shooting_laser_y, 2, 12);
}
else
{
draw_tile(shooting_laser_x-1, shooting_laser_y, 2, 5);
}
}
else
{
draw_tile(shooting_laser_x-1, shooting_laser_y, 1, 2);
}
}
else if (shooting_laser_y == board_size_Y)
{
draw_tile(shooting_laser_x, shooting_laser_y, DIR_DOWN, TILE_LASER_ON);
if(shooting_laser_x == 0)
{
if(detector_hit && detector_hit_y == board_size_Y-1 && detector_hit_x == -2)
{
draw_tile(shooting_laser_x, shooting_laser_y-1, 3, 12);
}
else
{
draw_tile(shooting_laser_x, shooting_laser_y-1, 3, 5);
}
}
else if (shooting_laser_x == board_size_X-1)
{
if(detector_hit && detector_hit_y == board_size_Y-1 && detector_hit_x == board_size_X+1)
{
draw_tile(shooting_laser_x, shooting_laser_y-1, 2, 12);
}
else
{
draw_tile(shooting_laser_x, shooting_laser_y-1, 2, 4);
}
}
else
{
draw_tile(shooting_laser_x, shooting_laser_y-1, 2, 2);
}
}
else if (shooting_laser_x == -1)
{