Mercurial > molko
annotate libmlk-adventure/adventure/actions/teleport.c @ 259:16be1ad3ddba
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author | David Demelier <markand@malikania.fr> |
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date | Sun, 06 Dec 2020 11:22:03 +0100 |
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children | 60a214ec1ab4 |
rev | line source |
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1 /* |
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2 * teleport.c -- teleport contact |
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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 <compat.h> |
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20 |
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21 #include <assert.h> |
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22 #include <stdlib.h> |
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23 #include <string.h> |
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24 |
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25 #include <core/alloc.h> |
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26 #include <core/maths.h> |
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27 #include <core/painter.h> |
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28 #include <core/panic.h> |
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29 #include <core/texture.h> |
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30 #include <core/window.h> |
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31 |
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32 #include <rpg/map.h> |
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33 |
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34 #include "molko.h" |
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35 #include "teleport.h" |
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36 |
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37 static void |
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38 draw(struct action *act) |
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39 { |
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40 struct teleport *tp = act->data; |
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41 |
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42 texture_set_blend_mode(&tp->overlay, TEXTURE_BLEND_BLEND); |
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43 texture_set_alpha_mod(&tp->overlay, tp->alpha); |
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44 |
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45 PAINTER_BEGIN(&tp->overlay); |
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46 painter_set_color(0x000000ff); |
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47 painter_clear(); |
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48 PAINTER_END(); |
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49 |
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50 texture_draw(&tp->overlay, 0, 0); |
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51 } |
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52 |
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53 static bool |
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54 update_fadeout(struct action *act, unsigned int ticks) |
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55 { |
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56 struct teleport *tp = act->data; |
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57 |
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58 tp->elapsed += ticks; |
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59 |
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60 if (tp->elapsed >= 10) { |
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61 if (tp->alpha >= 255) { |
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62 molko_teleport("assets/maps/map-world.map", tp->origin_x, tp->origin_y); |
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63 return true; |
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64 } |
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65 |
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66 tp->elapsed = 0; |
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67 tp->alpha += 5; |
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68 } |
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69 |
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70 return false; |
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71 } |
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72 |
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73 static bool |
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74 update_touch(struct action *act, unsigned int ticks) |
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75 { |
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76 (void)ticks; |
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77 |
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78 struct teleport *tp = act->data; |
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79 const int x = tp->x - tp->map->player_sprite->cellw; |
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80 const int y = tp->y - tp->map->player_sprite->cellh; |
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81 const unsigned int w = tp->w + tp->map->player_sprite->cellw; |
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82 const unsigned int h = tp->h + tp->map->player_sprite->cellh; |
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83 |
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84 if (maths_is_boxed(x, y, w, h, tp->map->player_x, tp->map->player_y)) { |
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85 /* Stop movement and disable input. */ |
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86 tp->map->player_movement = 0; |
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87 game.inhibit = INHIBIT_STATE_INPUT; |
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88 |
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89 /* |
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90 * We change our update function and add a draw function that |
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91 * fade the screen out. |
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92 */ |
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93 if (!texture_new(&tp->overlay, window.w, window.h)) |
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94 panic(); |
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95 |
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96 act->update = update_fadeout; |
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97 act->draw = draw; |
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98 } |
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99 |
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100 return false; |
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101 } |
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102 |
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103 static void |
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104 finish(struct action *act) |
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105 { |
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106 struct teleport *self = act->data; |
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107 |
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108 texture_finish(&self->overlay); |
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109 |
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110 free(act->data); |
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111 } |
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112 |
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113 struct action * |
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114 teleport_new(struct map *map, |
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115 const char *destination, |
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116 int x, |
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117 int y, |
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118 unsigned int w, |
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119 unsigned int h, |
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120 int origin_x, |
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121 int origin_y) |
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122 { |
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123 assert(map); |
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124 assert(destination); |
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125 |
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126 struct teleport *tp; |
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127 |
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128 tp = alloc_new0(sizeof (*tp)); |
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129 tp->map = map; |
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130 tp->x = x; |
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131 tp->y = y; |
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132 tp->w = w; |
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133 tp->h = h; |
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134 tp->origin_x = origin_x; |
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135 tp->origin_y = origin_y; |
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136 strlcpy(tp->destination, destination, sizeof (tp->destination)); |
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137 |
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138 tp->action.data = tp; |
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139 tp->action.update = update_touch; |
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140 tp->action.finish = finish; |
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141 |
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142 return &tp->action; |
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143 } |