55 lines
1.3 KiB
C
55 lines
1.3 KiB
C
#include "collide.h"
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#include "draw.h"
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#define PLAYER_SIDES 11
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#define LEVEL_WIDTH 28
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char collide(int x, int y, char level[], char tile)
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{
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if ((level[(int)(x/16) + (int)(y/16) * LEVEL_WIDTH] == tile) ||
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(level[(int)(x/16) + (int)((y+PLAYER_SIDES)/16) * LEVEL_WIDTH] == tile) ||
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(level[(int)((x+PLAYER_SIDES)/16) + (int)((y+PLAYER_SIDES)/16) *
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LEVEL_WIDTH] == tile) || (level[(int)((x+PLAYER_SIDES)/16) + (int)(y/16) *
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LEVEL_WIDTH] == tile)) return 1;
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return 0;
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}
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char collide_point(int x, int y, char level[], char tile)
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{
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return (level[(int)(x/16) + (int)(y/16) * LEVEL_WIDTH] == tile);
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}
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char collide_solid(int x, int y, char level[])
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{
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return (collide(x, y, level, '0') ||
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collide(x, y, level, '^') ||
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collide(x, y, level, '~') ||
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collide(x, y, level, '#'));
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}
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char collide_and_erase(int x, int y, char level[], char tile)
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{
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char collided = 0;
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if (collide_point(x, y, level, tile))
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{
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erase_tile(x, y, level);
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collided = 1;
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}
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if (collide_point(x + 11, y, level, tile))
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{
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erase_tile(x + 11, y, level);
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collided = 1;
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}
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if (collide_point(x, y + 11, level, tile))
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{
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erase_tile(x, y + 11, level);
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collided = 1;
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}
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if (collide_point(x + 11, y + 11, level, tile))
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{
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erase_tile(x + 11, y + 11, level);
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collided = 1;
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}
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return collided;
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}
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