sdl2.c

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/*
SDL2 display management functions for Sokoban
Copyright (C) 2022, 2023 Efe ERKEN
 
This file is part of Sokoban
 
Sokoban is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
 
Sokoban is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.
 
You should have received a copy of the GNU General Public License
along with Sokoban.  If not, see <https://www.gnu.org/licenses/>.
 
SPDX-License-Identifier: GPL-3.0-or-later
*/
 
#include "sdl2.h"
 
SDLContext context;
 
void sdl_init()
{
    // la taille de la fenêtre
    int const width = 1280;
    int const height = 720;
    // initialisation à zero du context
    context = (SDLContext){NULL, NULL, .width = 0, .height = 0};
    // lancement du système video et événement de SDL2
    if (SDL_Init(SDL_INIT_VIDEO))
    {
        return;
    }
    // création d'une fenêtre
    SDL_Window *window = SDL_CreateWindow("Sokoban", SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED, width, height, SDL_WINDOW_SHOWN);
    if (!window)
    {
        return;
    }
    // création d'un renderer
    SDL_Renderer *renderer = SDL_CreateRenderer(window, -1, SDL_RENDERER_ACCELERATED);
    // mise à jour du context avec les nouvelles informations
    context = (SDLContext){.window = window, .renderer = renderer, .width = width, .height = height};
}
 
void sdl_quit()
{
    SDL_DestroyWindow(context.window);
    SDL_DestroyRenderer(context.renderer);
    context.window = NULL;
    context.renderer = NULL;
    SDL_Quit();
}