mirror of https://git.sr.ht/~kikoodx/momento
32 lines
831 B
C
32 lines
831 B
C
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/* SPDX-License-Identifier: GPL-3.0-or-later */
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/* Copyright (C) 2021 KikooDX */
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#include "conf.h"
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#include "level.h"
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#include "player.h"
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#include "tiles.h"
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extern struct Level level;
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static int collide_single(int x, int y);
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void player_collide(int collisions[COLLIDE_POINTS], int x, int y)
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{
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const int rx = x + PLAYER_WIDTH - 1;
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const int dy = y + PLAYER_HEIGHT - 1;
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collisions[UP_LEFT] = collide_single(x, y);
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collisions[UP_RIGHT] = collide_single(rx, y);
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collisions[DOWN_LEFT] = collide_single(x, dy);
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collisions[DOWN_RIGHT] = collide_single(rx, dy);
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}
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static int collide_single(int x, int y)
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{
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const int tx = x / TILE_WIDTH;
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const int ty = y / TILE_WIDTH;
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/* out of bounds handling */
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if (x < 0 || y < 0 || tx >= level.width || ty >= level.height)
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return TILE_OOB;
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return level.data[tx + ty * level.width];
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}
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