Mercurial > molko
annotate libmlk-core/mlk/core/action.c @ 634:3930234ab1f5
examples: add basic gamepad
author | David Demelier <markand@malikania.fr> |
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date | Tue, 29 Aug 2023 13:34:10 +0200 |
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1 /* |
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2 * action.c -- generic in game actions |
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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 |
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21 #include "action.h" |
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22 |
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23 void |
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24 mlk_action_start(struct mlk_action *act) |
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25 { |
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26 assert(act); |
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27 |
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28 if (act->start) |
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29 act->start(act); |
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30 } |
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31 |
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32 void |
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33 mlk_action_handle(struct mlk_action *act, const union mlk_event *ev) |
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34 { |
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35 assert(act); |
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36 assert(ev); |
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37 |
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38 if (act->handle) |
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39 act->handle(act, ev); |
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40 } |
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41 |
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42 int |
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43 mlk_action_update(struct mlk_action *act, unsigned int ticks) |
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44 { |
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45 assert(act); |
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46 |
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47 if (act->update) |
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48 return act->update(act, ticks); |
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49 |
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50 /* No function means immortal action. */ |
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51 return 0; |
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52 } |
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53 |
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54 void |
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55 mlk_action_draw(struct mlk_action *act) |
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56 { |
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57 assert(act); |
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58 |
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59 if (act->draw) |
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60 act->draw(act); |
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61 } |
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62 |
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63 void |
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64 mlk_action_end(struct mlk_action *act) |
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65 { |
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66 assert(act); |
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67 |
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68 if (act->end) |
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69 act->end(act); |
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70 } |
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71 |
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72 void |
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73 mlk_action_finish(struct mlk_action *act) |
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74 { |
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75 assert(act); |
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76 |
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77 if (act->finish) |
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78 act->finish(act); |
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79 } |