Mercurial > molko
annotate libmlk-core/mlk/core/drawable.c @ 645:83781cc87fca
core: rework game stack state mechanism
The current model was fundamentally broken as the state could continue its
execution when calling mlk_game_pop from itself (e.g. in update).
The current model uses a sjlj mechanism with mlk_game_push/pop being disallowed
in special state function like end, finish, suspend.
author | David Demelier <markand@malikania.fr> |
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date | Sun, 04 Feb 2024 15:24:00 +0100 |
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1 /* |
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2 * drawable.c -- automatic drawable objects |
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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 "drawable.h" |
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22 |
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23 int |
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24 mlk_drawable_update(struct mlk_drawable *dw, unsigned int ticks) |
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25 { |
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26 assert(dw); |
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27 |
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28 return dw->update(dw, ticks); |
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29 } |
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30 |
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31 void |
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32 mlk_drawable_draw(struct mlk_drawable *dw) |
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33 { |
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34 assert(dw); |
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35 |
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36 dw->draw(dw); |
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37 } |
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38 |
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39 void |
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40 mlk_drawable_end(struct mlk_drawable *dw) |
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41 { |
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42 assert(dw); |
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43 |
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44 if (dw->end) |
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45 dw->end(dw); |
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46 } |
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47 |
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48 void |
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49 mlk_drawable_finish(struct mlk_drawable *dw) |
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50 { |
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51 assert(dw); |
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52 |
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53 if (dw->finish) |
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54 dw->finish(dw); |
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55 } |