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annotate examples/example-audio/main.c @ 379:67c1c46af2c8

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core: replace SDL2_mixer with OpenAL, closes #2528 @3h
author David Demelier <markand@malikania.fr>
date Wed, 05 Jan 2022 12:45:17 +0100
parents 460c78706989
children ae2dcf40c1eb
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1 /*
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2 * example-audio.c -- show how to use sounds and music
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3 *
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4 * Copyright (c) 2020-2022 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 <core/core.h>
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20 #include <core/event.h>
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21 #include <core/game.h>
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22 #include <core/music.h>
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23 #include <core/painter.h>
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24 #include <core/panic.h>
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25 #include <core/sound.h>
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26 #include <core/state.h>
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27 #include <core/sys.h>
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28 #include <core/util.h>
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29 #include <core/window.h>
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30
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31 #include <ui/label.h>
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32 #include <ui/theme.h>
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33 #include <ui/ui.h>
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34
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35 #include <assets/music/vabsounds-romance.h>
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36 #include <assets/sounds/fire.h>
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37
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38 #define W 1280
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39 #define H 720
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40
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41 static struct music music;
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42 static struct sound sound;
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43
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44 static struct label label_music = {
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45 .text = "Music: <Space> play, <p> pause, <r> resume, <q> stop, <l> loop.",
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46 .x = 10,
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47 .y = 10,
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48 .flags = LABEL_FLAGS_SHADOW
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49 };
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50
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51 static struct label label_sound = {
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52 .text = "Sound: click anywhere to pop a sound.",
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53 .x = 10,
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54 .y = 30,
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55 .flags = LABEL_FLAGS_SHADOW
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56 };
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57
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58 static void
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59 init(void)
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60 {
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61 if (core_init("fr.malikania", "example-audio") < 0 || ui_init() < 0)
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62 panic();
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63 if (window_open("Example - Audio", W, H) < 0)
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64 panic();
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65 if (music_openmem(&music, assets_music_vabsounds_romance, sizeof (assets_music_vabsounds_romance)) < 0 ||
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66 sound_openmem(&sound, assets_sounds_fire, sizeof (assets_sounds_fire)) < 0)
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67 panic();
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68 }
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70 static void
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71 quit(void)
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72 {
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73 window_finish();
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74 ui_finish();
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75 core_finish();
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76 }
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77
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78 static void
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79 handle(struct state *st, const union event *ev)
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80 {
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81 (void)st;
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82
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83 switch (ev->type) {
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84 case EVENT_CLICKDOWN:
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85 if (sound_play(&sound) < 0)
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86 panic();
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87 break;
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88 case EVENT_KEYDOWN:
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89 switch (ev->key.key) {
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90 case KEY_p:
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91 music_pause(&music);
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92 break;
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93 case KEY_r:
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94 music_resume(&music);
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95 break;
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96 case KEY_q:
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97 music_stop(&music);
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98 break;
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99 case KEY_l:
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100 music_play(&music, MUSIC_LOOP);
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101 break;
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102 case KEY_SPACE:
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103 music_play(&music, 0);
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104 break;
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105 default:
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106 break;
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107 }
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108 break;
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109 case EVENT_QUIT:
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110 game_quit();
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111 break;
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112 default:
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113 break;
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114 }
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115 }
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116
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117 static void
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118 draw(struct state *st)
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119 {
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120 (void)st;
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121
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122 painter_set_color(0x006554ff);
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123 painter_clear();
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124 label_draw(&label_music);
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125 label_draw(&label_sound);
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126 painter_present();
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127 }
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128
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129 static void
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130 run(void)
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131 {
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132 struct state state = {
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133 .handle = handle,
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134 .draw = draw
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135 };
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136
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137 game_push(&state);
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138 game_loop();
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139
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140 music_finish(&music);
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141 sound_finish(&sound);
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142 }
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143
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144 int
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145 main(int argc, char **argv)
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146 {
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147 (void)argc;
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148 (void)argv;
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149
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150 init();
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151 run();
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David Demelier <markand@malikania.fr>
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diff changeset
152 quit();
68ce8e02061a sound: add basic sound API
David Demelier <markand@malikania.fr>
parents:
diff changeset
153 }