tetoris_c

#ifndef MAIN_H

#define MAIN_H

#include <stdio.h>

#include <stdint.h>

#include <stdbool.h>

#include <stdlib.h>

#include <termios.h>

#include <sys/ioctl.h>

#include <sys/stat.h>

#include <time.h>

#include <unistd.h>

#include <poll.h>

#include <ctype.h>

#include <errno.h>

#define FIELD_WIDTH 10

#define FIELD_HEIGHT 21

#define BORDER_WIDTH 2

#define TOP_GAP 1

#define FULL_WIDTH (FIELD_WIDTH + BORDER_WIDTH * 2)

#define FULL_HEIGHT (FIELD_HEIGHT + BORDER_WIDTH)

#define FRAME 17000000

#define FALL 58

#define BLINK 12

#define SPIN 8

#define GRAY 10

typedef enum {

  EMPTY, I_PIECE, J_PIECE, L_PIECE, O_PIECE, S_PIECE, T_PIECE, Z_PIECE, TETRIS

} tetromino;

typedef enum {

  TOP, RIGHT, BOTTOM, LEFT

} direction;

typedef struct {

  tetromino name;

  bool piece[4][4];

  int8_t x;

  int8_t y;

  uint8_t size;

  direction rotation;

  uint8_t positions;

} piece;

typedef struct {

  int8_t x;

  int8_t y;

} coord;

typedef struct {

  uint8_t r;

  uint8_t g;

  uint8_t b;

} color;

void init_field();

void draw_board(piece current_piece, piece next_piece, bool *blink, bool is_piece);

void draw_pause();

piece init_piece(tetromino new_piece);

coord find_direction(piece current_piece, uint8_t x, uint8_t y);

bool valid_position(piece current_piece);

extern tetromino playfield[FULL_HEIGHT][FULL_WIDTH];

extern uint8_t graying[FULL_HEIGHT][FULL_WIDTH];

#endif