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ttytris.c
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ttytris.c
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#include "visuals.h"
#include "tetris.h"
#include "replay.h"
#include "highscore.h"
#include "utils.h"
#include "controls.h"
#include <stdlib.h>
#include <ncurses.h>
#include <signal.h>
#include <time.h>
/*
* tetris game conforming to the Tetris Guideline and the SRS
* https://tetris.wiki/Tetris_Guideline
* https://tetris.wiki/SRS
*/
void play(struct replay *rp) {
struct tetris game;
int ch, event;
struct statistics stats;
struct timespec time1, time2;
struct timespec droptime;
int gamewon, gamelost;
int play_mode;
int seed;
int locktetro;
int replayidx;
if (rp == NULL) {
play_mode = MODE_PLAY;
seed = time(NULL);
rp = malloc(sizeof(struct replay));
rp->len = 0;
rp->cap = 0;
rp->times = rp->events = NULL;
rp->seed = seed;
} else {
play_mode = MODE_REPLAY;
seed = rp->seed;
replayidx = 0;
ch = 0;
}
init_game(&game, seed);
init_stats(&stats);
gamewon = 0;
gamelost = 0;
display_hold(game.holdid);
display_queue(&game.queue);
display_stats(&stats);
display_countdown(500);
spawn_tetro(game.queue.ids[game.queue.idx], &game.falling);
update_queue(&game.queue);
setdroptime(&droptime);
display_game(&game, &stats);
while (!gamewon && !gamelost) {
clock_gettime(CLOCK_MONOTONIC, &time1);
if (play_mode == MODE_PLAY) {
wtimeout(boardwin, msbetween(&time1, &droptime));
ch = wgetch(boardwin);
event = get_event(ch);
} else {
custom_sleep(boardwin, rp->times[replayidx]);
event = rp->events[replayidx];
if (replayidx >= rp->len)
ch = 27; /* end game */
replayidx++;
}
clock_gettime(CLOCK_MONOTONIC, &time2);
stats.mselapsed += msbetween(&time1, &time2);
locktetro = 0;
if (event == MOVED) {
if (try_translate_tetro(game.board, &game.falling, 0, +1)) {
setdroptime(&droptime);
} else {
locktetro = 1;
}
} else if (event == MOVEL) {
if (try_translate_tetro(game.board, &game.falling, -1, 0)) {
if (!legal_move(game.board, &game.falling, 0, +1, 0))
setdroptime(&droptime);
}
} else if (event == MOVER) {
if (try_translate_tetro(game.board, &game.falling, +1, 0)) {
if (!legal_move(game.board, &game.falling, 0, +1, 0))
setdroptime(&droptime);
}
} else if (event == ROT1 || event == ROT2 || event == ROT3) {
if (try_rotate_tetro(game.board, &game.falling, event - ROT1 + 1)) {
if (!legal_move(game.board, &game.falling, 0, +1, 0))
setdroptime(&droptime);
}
} else if (event == DROP) {
drop_tetromino(game.board, &game.falling);
locktetro = 1;
} else if (event == HOLD) {
if (game.holdid == TETRO_NONE) {
game.holdid = game.falling.id;
spawn_tetro(game.queue.ids[game.queue.idx], &game.falling);
update_queue(&game.queue);
game.canhold = 0;
} else if (game.canhold) {
swapints(&game.holdid, &game.falling.id);
spawn_tetro(game.falling.id, &game.falling);
game.canhold = 0;
}
} else if (ch == 'r') {
return play(NULL);
} else if (ch == 27) {
gamelost = 1;
}
if (locktetro) {
lock_tetromino(game.board, &game.falling);
if (above_visible_board(&game.falling)) {
gamelost = 1;
} else {
stats.linescleared += clear_lines(game.board, game.falling.y);
stats.tetrosplaced++;
game.canhold = 1;
spawn_tetro(game.queue.ids[game.queue.idx], &game.falling);
update_queue(&game.queue);
setdroptime(&droptime);
}
}
if (play_mode == MODE_PLAY && event != -1) {
add_to_replay(rp, msbetween(&time1, &time2), event);
}
if (!legal_move(game.board, &game.falling, 0, 0, 0))
gamelost = 1;
else if (stats.linescleared >= 40)
gamewon = 1;
display_game(&game, &stats);
}
doupdate();
if (gamewon)
save_highscore(stats.mselapsed);
display_highscores();
wtimeout(boardwin, -1);
do {
ch = wgetch(boardwin);
} while (ch != '\n' && ch != 27 && ch != 's');
if (ch == '\n')
play(NULL);
if (ch == 's')
save_replay(rp);
if (ch == 27)
return;
}
int main(int argc, char *argv[]) {
struct replay *rp;
if (argc >= 2) {
rp = malloc(sizeof(struct replay));
read_replay(argv[1], rp);
} else {
rp = NULL;
}
init_curses();
signal(SIGWINCH, handle_resize);
play(rp);
endwin();
return 0;
}