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annotate src/window.c @ 0:efcc908bca21

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core: implement basic windowing, closes #2437
author David Demelier <markand@malikania.fr>
date Mon, 06 Jan 2020 12:58:49 +0100
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children 03f6d572fd17
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efcc908bca21 core: implement basic windowing, closes #2437
David Demelier <markand@malikania.fr>
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1 /*
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2 * window.c -- basic window management
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3 *
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4 * Copyright (c) 2020 David Demelier <markand@malikania.fr>
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5 *
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6 * Permission to use, copy, modify, and/or distribute this software for any
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7 * purpose with or without fee is hereby granted, provided that the above
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8 * copyright notice and this permission notice appear in all copies.
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9 *
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10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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11 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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12 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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13 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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14 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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15 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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16 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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17 */
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18
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19 #include <assert.h>
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20
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21 #include <SDL.h>
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22
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23 #include "window.h"
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24
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25 struct window {
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26 SDL_Window *win;
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27 SDL_Renderer *renderer;
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28 };
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29
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30 struct window *
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31 window_init(const char *title, unsigned width, unsigned height)
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32 {
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33 struct window *w;
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34
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35 assert(title);
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36
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37 if (!(w = calloc(1, sizeof (struct window))))
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38 return NULL;
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39 if (SDL_CreateWindowAndRenderer(width, height, SDL_WINDOW_OPENGL,
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40 &w->win, &w->renderer) < 0)
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41 goto fail;
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42
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43 SDL_SetWindowTitle(w->win, title);
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44
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45 return w;
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46
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47 fail:
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48 free(w);
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49 return NULL;
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50 }
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51
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52 void
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53 window_close(struct window *w)
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54 {
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55 assert(window);
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56
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57 SDL_DestroyRenderer(w->renderer);
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58 SDL_DestroyWindow(w->win);
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59 free(w);
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60 }