/**
 * Copyright (c) 2025 Dominic Masters
 * 
 * This software is released under the MIT License.
 * https://opensource.org/licenses/MIT
 */

#pragma once
#include "dusk.h"

typedef enum {
  DIRECTION_SOUTH = 0,
  DIRECTION_EAST = 1,
  DIRECTION_WEST = 2,
  DIRECTION_NORTH = 3,

  DIRECTION_UP = DIRECTION_NORTH,
  DIRECTION_DOWN = DIRECTION_SOUTH,
  DIRECTION_LEFT = DIRECTION_WEST,
  DIRECTION_RIGHT = DIRECTION_EAST,
} direction_t;

/**
 * Converts a direction to an angle in float_t format.
 * 
 * @param dir The direction to convert.
 * @return The angle corresponding to the direction.
 */
float_t directionToAngle(const direction_t dir);

/**
 * Converts a direction to a vec2 unit vector.
 * 
 * @param dir The direction to convert.
 * @param out Pointer to the vec2 array to populate.
 */
void directionGetVec2(const direction_t dir, vec2 out);