59 lines
1.3 KiB
C
59 lines
1.3 KiB
C
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#include "player.h"
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#include <stdlib.h>
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Player *playerCreate(Direction direction, int x, int y, int score)
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{
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Player *player = (Player *)malloc(sizeof(Player));
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PlayerNode *head = (PlayerNode *)malloc(sizeof(PlayerNode));
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player->tail = head;
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player->head = head;
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player->score = score;
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player->direction = direction;
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head->x = x;
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head->y = y;
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head->next = NULL;
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}
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void playerFree(Player *player)
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{
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}
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void playerDoTick(Player *player, bool food_collision)
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{
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PlayerNode *new_head = (PlayerNode *)malloc(sizeof(PlayerNode));
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int head_x = player->head->x;
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int head_y = player->head->y;
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switch(player->direction)
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{
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case UP:
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new_head->x = head_x;
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new_head->y = head_y - 1;
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break;
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case DOWN:
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new_head->x = head_x;
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new_head->y = head_y + 1;
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break;
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case LEFT:
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new_head->x = head_x - 1;
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new_head->y = head_y;
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break;
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case RIGHT:
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new_head->x = head_x + 1;
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new_head->y = head_y;
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break;
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}
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player->head->next = new_head;
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player->head = new_head;
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if (!food_collision)
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{
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PlayerNode *new_tail = player->tail->next;
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free(player->tail);
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player->tail = new_tail;
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}
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}
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