73 lines
2.4 KiB
C
73 lines
2.4 KiB
C
/* ************************************************************************** */
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/* */
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/* ::: :::::::: */
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/* move_utils.c :+: :+: :+: */
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/* +:+ +:+ +:+ */
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/* By: mcolonna <marvin@42.fr> +#+ +:+ +#+ */
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/* +#+#+#+#+#+ +#+ */
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/* Created: 2024/11/13 21:42:57 by mcolonna #+# #+# */
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/* Updated: 2024/11/13 21:46:49 by mcolonna ### ########.fr */
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/* */
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/* ************************************************************************** */
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#include "move_utils.h"
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#include "utils.h"
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#include "map.h"
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#include "global.h"
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#include "const.h"
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static void move_in_direction(t_point_double *pos, t_direction dir,
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double value)
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{
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if (dir == NORTH)
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pos->y -= value;
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else if (dir == SOUTH)
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pos->y += value;
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else if (dir == EAST)
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pos->x -= value;
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else if (dir == WEST)
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pos->x += value;
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}
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static void push_from_wall(int cx, int cy)
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{
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const t_point_double p = g_map.player.pos;
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double distance_with_side[4];
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t_direction d;
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t_direction d_min;
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const t_point_double c_d = {cx, cy};
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if (map_get_case(&g_map, cx, cy)->wall == EMPTY)
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return ;
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if (p.x > c_d.x - HITBOX && p.x < c_d.x + 1 + HITBOX
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&& p.y > c_d.y - HITBOX && p.y < c_d.y + 1 + HITBOX)
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{
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distance_with_side[NORTH] = p.y - (c_d.y - HITBOX);
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distance_with_side[SOUTH] = (c_d.y + 1 + HITBOX) - p.y;
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distance_with_side[EAST] = p.x - (c_d.x - HITBOX);
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distance_with_side[WEST] = (c_d.x + 1 + HITBOX) - p.x;
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d_min = 0;
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d = 0;
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while (++d < 4)
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if (distance_with_side[d] < distance_with_side[d_min])
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d_min = d;
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move_in_direction(&g_map.player.pos, d_min, distance_with_side[d_min]);
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}
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}
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void push_from_walls(void)
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{
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t_point_int p;
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p.x = (int)g_map.player.pos.x;
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p.y = (int)g_map.player.pos.y;
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push_from_wall(p.x - 1, p.y);
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push_from_wall(p.x + 1, p.y);
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push_from_wall(p.x, p.y - 1);
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push_from_wall(p.x, p.y + 1);
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push_from_wall(p.x - 1, p.y - 1);
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push_from_wall(p.x - 1, p.y + 1);
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push_from_wall(p.x + 1, p.y - 1);
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push_from_wall(p.x + 1, p.y + 1);
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}
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