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annotate libmlk-rpg/mlk/rpg/tileset.c @ 448:0c4cd552879d

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core: animation -> mlk_animation
author David Demelier <markand@malikania.fr>
date Sat, 18 Feb 2023 13:06:04 +0100
parents 773a082f0b91
children 91ce23a36143
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1 /*
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2 * tileset.c -- map tileset definition
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3 *
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4 * Copyright (c) 2020-2023 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 #include <stdlib.h>
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21
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22 #include <mlk/core/animation.h>
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23 #include <mlk/core/sprite.h>
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24
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25 #include "tileset.h"
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26
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27 static inline int
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28 anim_cmp(const void *d1, const void *d2)
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29 {
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30 const struct tileset_animation *mtd1 = d1;
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31 const struct tileset_animation *mtd2 = d2;
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32
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33 if (mtd1->id < mtd2->id)
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34 return -1;
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35 if (mtd1->id > mtd2->id)
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36 return 1;
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37
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38 return 0;
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39 }
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40
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41 static inline const struct tileset_animation *
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42 find(const struct tileset *ts, unsigned int r, unsigned int c)
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43 {
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44 const struct tileset_animation key = {
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45 .id = c + (r * ts->sprite->ncols)
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46 };
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47
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48 return bsearch(&key, ts->anims, ts->animsz, sizeof (key), anim_cmp);
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49 }
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50
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51 int
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52 tileset_ok(const struct tileset *ts)
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53 {
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54 return ts && sprite_ok(ts->sprite);
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55 }
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56
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57 void
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58 tileset_start(struct tileset *ts)
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59 {
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60 for (size_t i = 0; i < ts->animsz; ++i) {
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61 struct tileset_animation *ta = &ts->anims[i];
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62
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63 if (ta->animation)
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64 mlk_animation_start(ta->animation);
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65 }
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66 }
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67
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68 void
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69 tileset_update(struct tileset *ts, unsigned int ticks)
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70 {
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71 for (size_t i = 0; i < ts->animsz; ++i) {
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72 struct tileset_animation *ta = &ts->anims[i];
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73
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74 if (!ta->animation)
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75 continue;
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76
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77 if (mlk_animation_update(ta->animation, ticks))
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78 mlk_animation_start(ta->animation);
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79 }
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80 }
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81
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82 void
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83 tileset_draw(const struct tileset *ts, unsigned int r, unsigned int c, int x, int y)
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84 {
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85 assert(ts);
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86
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87 const struct tileset_animation *ta;
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88
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89 if ((ta = find(ts, r, c)))
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90 mlk_animation_draw(ta->animation, x, y);
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91 else
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92 sprite_draw(ts->sprite, r, c, x, y);
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93 }