birds.c

/*
** EPITECH PROJECT, 2024
** B-MUL-100-LYN-1-1-myhunter-aurelien.demeusy
** File description:
** birds.c
*/

#include <SFML/Graphics.h>
#include <SFML/Window.h>
#include <stdlib.h>
#include "game/structs.h"
#include "include/my.h"

struct duck *init_duck(void)
{
    struct duck *duck = malloc(sizeof(struct duck));

    duck->texture = sfTexture_createFromFile("birds/birds.png", NULL);
    if (!duck->texture) {
        free(duck);
        return NULL;
    }
    duck->sprite = sfSprite_create();
    sfSprite_setTexture(duck->sprite, duck->texture, sfTrue);
    duck->rect = (sfIntRect){0, 0, 110, 110};
    sfSprite_setTextureRect(duck->sprite, duck->rect);
    duck->position = (sfVector2f){-110, rand() % 900};
    duck->velocity = (sfVector2f){rand() % 301 + 300, 400.0f};
    duck->frame_time = 0.2f;
    duck->elapsed_time = 0.0f;
    duck->frame_index = 0;
    duck->frame_count = 3;
    duck->touched = 0;
    duck->animation_clock = sfClock_create();
    return duck;
}

void update_duck(struct duck *duck, float delta_time)
{
    if (duck->touched) {
        duck->position.y += duck->fall_speed * delta_time;
        duck->fall_speed += 500.0f * delta_time;
        sfSprite_rotate(duck->sprite, 0.01);
    } else {
        duck->position.x += duck->velocity.x * delta_time;
        duck->elapsed_time += delta_time;
        if (duck->elapsed_time >= duck->frame_time) {
            duck->frame_index = (duck->frame_index + 1) % duck->frame_count;
            duck->rect.left = duck->frame_index * duck->rect.width;
            sfSprite_setTextureRect(duck->sprite, duck->rect);
            duck->elapsed_time = 0.0f;
        }
    }
    sfSprite_setPosition(duck->sprite, duck->position);
    duck->hitbox = sfSprite_getGlobalBounds(duck->sprite);
}

void draw_ducks(struct dk_n *list, sfRenderWindow *window)
{
    while (list) {
        sfRenderWindow_drawSprite(window, list->duck.sprite, NULL);
        list = list->next;
    }
}

void spawn_duck(struct dk_n **duck_list, float *spawn_timer)
{
    struct dk_n *new_node;

    if (*spawn_timer >= 1.0f) {
        new_node = malloc(sizeof(struct dk_n));
        if (new_node) {
            new_node->duck = *init_duck();
            new_node->next = *duck_list;
            *duck_list = new_node;
        }
        *spawn_timer = 0.0f;
    }
}

void render_ducks(struct dk_n *duck_list, sfRenderWindow *window)
{
    draw_ducks(duck_list, window);
}