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annotate libmlk-core/core/sprite.h @ 292:08ab73b32832

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misc: add extern "C" {} blocks for C++ friends
author David Demelier <markand@malikania.fr>
date Fri, 05 Mar 2021 10:08:09 +0100
parents cc676046aac9
children 196264679079
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1 /*
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2 * sprite.h -- image sprites
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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 #ifndef MOLKO_CORE_SPRITE_H
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20 #define MOLKO_CORE_SPRITE_H
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22 #include <stdbool.h>
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24 #include "core.h"
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25
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26 struct texture;
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27
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28 struct sprite {
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29 struct texture *texture;
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30 unsigned int cellw;
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31 unsigned int cellh;
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32 unsigned int nrows;
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33 unsigned int ncols;
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34 };
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36 CORE_BEGIN_DECLS
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37
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38 void
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39 sprite_init(struct sprite *sprite,
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40 struct texture *tex,
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41 unsigned int cellw,
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42 unsigned int cellh);
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44 bool
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45 sprite_ok(const struct sprite *sprite);
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47 bool
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48 sprite_draw(const struct sprite *sprite, unsigned int r, unsigned int c, int x, int y);
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50 bool
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51 sprite_scale(const struct sprite *sprite,
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52 unsigned int r,
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53 unsigned int c,
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54 int x,
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55 int y,
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56 unsigned int w,
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57 unsigned int h);
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58
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59 CORE_END_DECLS
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61 #endif /* !MOLKO_CORE_SPRITE_H */