Mercurial > molko
annotate libmlk-adventure/adventure/action/spawner.c @ 289:63d9fb56c609
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author | David Demelier <markand@malikania.fr> |
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date | Thu, 07 Jan 2021 15:52:56 +0100 |
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1 /* |
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2 * spawner.c -- spawn battle while moving |
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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 #include <math.h> |
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21 #include <stdlib.h> |
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22 |
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23 #include <core/alloc.h> |
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24 #include <core/game.h> |
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25 #include <core/util.h> |
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26 |
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27 #include <rpg/battle.h> |
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28 #include <rpg/character.h> |
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29 #include <rpg/map.h> |
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30 |
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31 #include <adventure/molko.h> |
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32 |
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33 #include <adventure/character/black-cat.h> |
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34 |
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35 #include "spawner.h" |
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36 |
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37 static inline unsigned int |
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38 distance(const struct spawner *s) |
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39 { |
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40 unsigned int gap_x = fmax(s->last_x, s->map->player_x) - |
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41 fmin(s->last_x, s->map->player_x); |
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42 unsigned int gap_y = fmax(s->last_y, s->map->player_y) - |
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43 fmin(s->last_y, s->map->player_y); |
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44 |
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45 return fmin(s->steps, gap_x + gap_y); |
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46 } |
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47 |
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48 static void |
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49 fight(void) |
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50 { |
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51 /* TODO: */ |
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52 struct battle *bt; |
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53 |
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54 bt = alloc_new0(sizeof (*bt)); |
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55 |
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56 bt->enemies[0].ch = alloc_dup(&character_black_cat, sizeof (character_black_cat)); |
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57 bt->enemies[0].x = 400; |
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58 bt->enemies[0].y = 50; |
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59 bt->enemies[1].ch = alloc_dup(&character_black_cat, sizeof (character_black_cat)); |
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60 bt->enemies[1].x = 200; |
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61 bt->enemies[1].y = 100; |
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62 |
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63 bt->inventory = &molko.inventory; |
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64 |
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65 for (size_t i = 0; i < TEAM_MEMBER_MAX; ++i) { |
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66 if (molko.team.members[i]) { |
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67 bt->team[i].ch = alloc_dup(molko.team.members[i], sizeof (*molko.team.members[i])); |
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68 character_reset(bt->team[i].ch); |
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69 bt->team[i].ch->hp = bt->team[i].ch->hpmax; |
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70 bt->team[i].ch->mp = bt->team[i].ch->mpmax; |
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71 } |
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72 } |
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73 |
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74 molko_fight(bt); |
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75 } |
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76 |
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77 static bool |
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78 update(struct action *act, unsigned int ticks) |
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79 { |
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80 (void)ticks; |
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81 |
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82 struct spawner *s = act->data; |
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83 |
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84 if (s->map->player_movement) { |
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85 s->steps -= distance(s); |
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86 s->last_x = s->map->player_x; |
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87 s->last_y = s->map->player_y; |
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88 |
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89 if (s->steps == 0) { |
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90 s->steps = util_nrand(s->low, s->high); |
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91 fight(); |
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92 } |
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93 } |
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94 |
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95 return false; |
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96 } |
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97 |
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98 void |
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99 spawner_init(struct spawner *s) |
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100 { |
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101 assert(s); |
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102 |
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103 s->last_x = s->map->player_x; |
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104 s->last_y = s->map->player_y; |
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105 s->steps = util_nrand(s->low, s->high); |
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106 } |
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107 |
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108 struct action * |
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109 spawner_action(struct spawner *s) |
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110 { |
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111 assert(s); |
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112 |
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113 s->action.data = s; |
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114 s->action.update = update; |
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115 |
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116 spawner_init(s); |
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117 |
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118 return &s->action; |
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119 } |