Flipper/Applications/Official/DEV_FW/source/xMasterX/game2048/game_2048.c

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15 KiB
C
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2023-01-26 07:52:38 +00:00
#include <stdint.h>
#include <gui/gui.h>
#include <time.h>
#include <math.h>
#include "font.h"
#define DEBUG false
/*
0 empty
1 2
2 4
3 8
4 16
5 32
6 64
7 128
8 256
9 512
10 1024
11 2048
12 4096
...
*/
typedef uint8_t cell_state;
/* DirectionLeft <--
2 2
4 4 2 2
*/
typedef enum {
DirectionIdle,
DirectionUp,
DirectionRight,
DirectionDown,
DirectionLeft,
} Direction;
typedef struct {
uint8_t y; // 0 <= y <= 3
uint8_t x; // 0 <= x <= 3
} Point;
typedef struct {
uint32_t gameScore;
uint32_t highScore;
} Score;
typedef struct {
/*
+----X
|
| field[x][y]
Y
*/
uint8_t field[4][4];
uint8_t next_field[4][4];
Score score; // original scoring
Direction direction;
/*
field {
animation-timing-function: linear;
animation-duration: 300ms;
}
*/
uint32_t animation_start_ticks;
Point keyframe_from[4][4];
Point keyframe_to[4][4];
bool debug;
} GameState;
#define XtoPx(x) (33 + x * 15)
#define YtoPx(x) (1 + y * 15)
static void game_2048_render_callback(Canvas* const canvas, ValueMutex* const vm) {
const GameState* game_state = acquire_mutex(vm, 25);
if(game_state == NULL) {
return;
}
// Before the function is called, the state is set with the canvas_reset(canvas)
if(game_state->direction == DirectionIdle) {
for(uint8_t y = 0; y < 4; y++) {
for(uint8_t x = 0; x < 4; x++) {
uint8_t field = game_state->field[y][x];
canvas_set_color(canvas, ColorBlack);
canvas_draw_frame(canvas, XtoPx(x), YtoPx(y), 16, 16);
if(field != 0) {
game_2048_draw_number(canvas, XtoPx(x), YtoPx(y), 1 << field);
}
}
}
// display score
char buffer[12];
snprintf(buffer, sizeof(buffer), "%lu", game_state->score.gameScore);
canvas_draw_str_aligned(canvas, 127, 8, AlignRight, AlignBottom, buffer);
if(game_state->score.highScore > 0) {
char buffer2[12];
snprintf(buffer2, sizeof(buffer2), "%lu", game_state->score.highScore);
canvas_draw_str_aligned(canvas, 127, 62, AlignRight, AlignBottom, buffer2);
}
} else { // if animation
// for animation
// (osKernelGetSysTimerCount() - game_state->animation_start_ticks) / osKernelGetSysTimerFreq();
// TODO: end animation event/callback/set AnimationIdle
}
release_mutex(vm, game_state);
}
static void
game_2048_input_callback(const InputEvent* const input_event, FuriMessageQueue* event_queue) {
furi_assert(event_queue);
furi_message_queue_put(event_queue, input_event, FuriWaitForever);
}
// if return false then Game Over
static bool game_2048_set_new_number(GameState* const game_state) {
uint8_t empty = 0;
for(uint8_t y = 0; y < 4; y++) {
for(uint8_t x = 0; x < 4; x++) {
if(game_state->field[y][x] == 0) {
empty++;
}
}
}
if(empty == 0) {
return false;
}
if(empty == 1) {
// If it is 1 move before losing, we help the player and get rid of randomness.
for(uint8_t y = 0; y < 4; y++) {
for(uint8_t x = 0; x < 4; x++) {
if(game_state->field[y][x] == 0) {
bool haveFour =
// +----X
// |
// | field[x][y], 0 <= x, y <= 3
// Y
// up == 4 or
(y > 0 && game_state->field[y - 1][x] == 2) ||
// right == 4 or
(x < 3 && game_state->field[y][x + 1] == 2) ||
// down == 4
(y < 3 && game_state->field[y + 1][x] == 2) ||
// left == 4
(x > 0 && game_state->field[y][x - 1] == 2);
if(haveFour) {
game_state->field[y][x] = 2;
return true;
}
game_state->field[y][x] = 1;
return true;
}
}
}
}
uint8_t target = rand() % empty;
uint8_t twoOrFore = rand() % 4 < 3;
for(uint8_t y = 0; y < 4; y++) {
for(uint8_t x = 0; x < 4; x++) {
if(game_state->field[y][x] == 0) {
if(target == 0) {
if(twoOrFore) {
game_state->field[y][x] = 1; // 2^1 == 2 75%
} else {
game_state->field[y][x] = 2; // 2^2 == 4 25%
}
goto exit;
}
target--;
}
}
}
exit:
return true;
}
// static void game_2048_process_row(uint8_t before[4], uint8_t *(after[4])) {
// // move 1 row left.
// for(uint8_t i = 0; i <= 2; i++) {
// if(before[i] != 0 && before[i] == before[i + 1]) {
// before[i]++;
// before[i + 1] = 0;
// i++;
// }
// }
// for(uint8_t i = 0, j = 0; i <= 3; i++) {
// if (before[i] != 0) {
// before[j] = before[i];
// i++;
// }
// }
// }
static void game_2048_process_move(GameState* const game_state) {
memset(game_state->next_field, 0, sizeof(game_state->next_field));
// +----X
// |
// | field[x][y], 0 <= x, y <= 3
// Y
// up
if(game_state->direction == DirectionUp) {
for(uint8_t x = 0; x < 4; x++) {
uint8_t next_y = 0;
for(int8_t y = 0; y < 4; y++) {
uint8_t field = game_state->field[y][x];
if(field == 0) {
continue;
}
if(game_state->next_field[next_y][x] == 0) {
game_state->next_field[next_y][x] = field;
continue;
}
if(field == game_state->next_field[next_y][x]) {
game_state->next_field[next_y][x]++;
game_state->score.gameScore += pow(2, game_state->next_field[next_y][x]);
/*if(game_state->next_field[next_y][x] == 11 && !game_state->debug) {
DOLPHIN_DEED(getRandomDeed());
} // get some xp for making a 2048 tile*/
next_y++;
continue;
}
next_y++;
game_state->next_field[next_y][x] = field;
}
}
}
// right
if(game_state->direction == DirectionRight) {
for(uint8_t y = 0; y < 4; y++) {
uint8_t next_x = 3;
for(int8_t x = 3; x >= 0; x--) {
uint8_t field = game_state->field[y][x];
if(field == 0) {
continue;
}
if(game_state->next_field[y][next_x] == 0) {
game_state->next_field[y][next_x] = field;
continue;
}
if(field == game_state->next_field[y][next_x]) {
game_state->next_field[y][next_x]++;
game_state->score.gameScore += pow(2, game_state->next_field[y][next_x]);
/*if(game_state->next_field[y][next_x] == 11 && !game_state->debug) {
DOLPHIN_DEED(getRandomDeed());
} // get some xp for making a 2048 tile*/
next_x--;
continue;
}
next_x--;
game_state->next_field[y][next_x] = field;
}
}
}
// down
if(game_state->direction == DirectionDown) {
for(uint8_t x = 0; x < 4; x++) {
uint8_t next_y = 3;
for(int8_t y = 3; y >= 0; y--) {
uint8_t field = game_state->field[y][x];
if(field == 0) {
continue;
}
if(game_state->next_field[next_y][x] == 0) {
game_state->next_field[next_y][x] = field;
continue;
}
if(field == game_state->next_field[next_y][x]) {
game_state->next_field[next_y][x]++;
game_state->score.gameScore += pow(2, game_state->next_field[next_y][x]);
/*if(game_state->next_field[next_y][x] == 11 && !game_state->debug) {
DOLPHIN_DEED(getRandomDeed());
} // get some xp for making a 2048 tile*/
next_y--;
continue;
}
next_y--;
game_state->next_field[next_y][x] = field;
}
}
}
// 0, 0, 1, 1
// 1, 0, 0, 0
// left
if(game_state->direction == DirectionLeft) {
for(uint8_t y = 0; y < 4; y++) {
uint8_t next_x = 0;
for(uint8_t x = 0; x < 4; x++) {
uint8_t field = game_state->field[y][x];
if(field == 0) {
continue;
}
if(game_state->next_field[y][next_x] == 0) {
game_state->next_field[y][next_x] = field;
continue;
}
if(field == game_state->next_field[y][next_x]) {
game_state->next_field[y][next_x]++;
game_state->score.gameScore += pow(2, game_state->next_field[y][next_x]);
/*if(game_state->next_field[y][next_x] == 11 && !game_state->debug) {
DOLPHIN_DEED(getRandomDeed());
} // get some xp for making a 2048 tile*/
next_x++;
continue;
}
next_x++;
game_state->next_field[y][next_x] = field;
}
}
}
// <debug>
game_state->direction = DirectionIdle;
memcpy(game_state->field, game_state->next_field, sizeof(game_state->field));
// </debug>
}
static void game_2048_restart(GameState* const game_state) {
game_state->debug = DEBUG;
// check score
if(game_state->score.gameScore > game_state->score.highScore) {
game_state->score.highScore = game_state->score.gameScore;
}
// clear all cells
for(uint8_t y = 0; y < 4; y++) {
for(uint8_t x = 0; x < 4; x++) {
game_state->field[y][x] = 0;
}
}
// start next game
game_state->score.gameScore = 0;
game_2048_set_new_number(game_state);
game_2048_set_new_number(game_state);
}
int32_t game_2048_app(void* p) {
UNUSED(p);
int32_t return_code = 0;
FuriMessageQueue* event_queue = furi_message_queue_alloc(8, sizeof(InputEvent));
GameState* game_state = malloc(sizeof(GameState));
ValueMutex state_mutex;
if(!init_mutex(&state_mutex, game_state, sizeof(GameState))) {
return_code = 255;
goto free_and_exit;
}
ViewPort* view_port = view_port_alloc();
view_port_draw_callback_set(
view_port, (ViewPortDrawCallback)game_2048_render_callback, &state_mutex);
view_port_input_callback_set(
view_port, (ViewPortInputCallback)game_2048_input_callback, event_queue);
Gui* gui = furi_record_open(RECORD_GUI);
gui_add_view_port(gui, view_port, GuiLayerFullscreen);
game_state->direction = DirectionIdle;
game_2048_restart(game_state);
if(game_state->debug) {
game_state->field[0][0] = 0;
game_state->field[0][1] = 0;
game_state->field[0][2] = 0;
game_state->field[0][3] = 0;
game_state->field[1][0] = 1;
game_state->field[1][1] = 2;
game_state->field[1][2] = 3;
game_state->field[1][3] = 4;
game_state->field[2][0] = 5;
game_state->field[2][1] = 6;
game_state->field[2][2] = 7;
game_state->field[2][3] = 8;
game_state->field[3][0] = 9;
game_state->field[3][1] = 10;
game_state->field[3][2] = 11;
game_state->field[3][3] = 12;
}
InputEvent event;
for(bool loop = true; loop;) {
FuriStatus event_status = furi_message_queue_get(event_queue, &event, 100);
GameState* game_state = (GameState*)acquire_mutex_block(&state_mutex);
if(event_status == FuriStatusOk) {
if(event.type == InputTypeShort) {
switch(event.key) {
case InputKeyUp:
game_state->direction = DirectionUp;
game_2048_process_move(game_state);
game_2048_set_new_number(game_state);
break;
case InputKeyDown:
game_state->direction = DirectionDown;
game_2048_process_move(game_state);
game_2048_set_new_number(game_state);
break;
case InputKeyRight:
game_state->direction = DirectionRight;
game_2048_process_move(game_state);
game_2048_set_new_number(game_state);
break;
case InputKeyLeft:
game_state->direction = DirectionLeft;
game_2048_process_move(game_state);
game_2048_set_new_number(game_state);
break;
case InputKeyOk:
game_state->direction = DirectionIdle;
break;
case InputKeyBack:
loop = false;
break;
default:
break;
}
} else if(event.type == InputTypeLong) {
if(event.key == InputKeyOk) {
game_state->direction = DirectionIdle;
game_2048_restart(game_state);
}
}
}
view_port_update(view_port);
release_mutex(&state_mutex, game_state);
}
view_port_enabled_set(view_port, false);
gui_remove_view_port(gui, view_port);
furi_record_close(RECORD_GUI);
view_port_free(view_port);
delete_mutex(&state_mutex);
free_and_exit:
free(game_state);
furi_message_queue_free(event_queue);
return return_code;
}