[a06aa8b] | 1 | /*
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| 2 | * Copyright (C) 2017 The Contributors
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| 3 | *
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| 4 | * This program is free software: you can redistribute it and/or modify
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| 5 | * it under the terms of the GNU General Public License as published by
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| 6 | * the Free Software Foundation, either version 3 of the License, or (at
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| 7 | * your option) any later version.
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| 8 | *
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| 9 | * This program is distributed in the hope that it will be useful, but
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| 10 | * WITHOUT ANY WARRANTY; without even the implied warranty of
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| 11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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| 12 | * General Public License for more details.
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| 13 | *
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| 14 | * A copy of the GNU General Public License can be found in the file
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[2147e53] | 15 | * "gpl.txt" in the top directory of this repository.
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[a06aa8b] | 16 | */
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| 17 |
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[ff8d800] | 18 | #include <all.h>
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| 19 |
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[7cc6ac0] | 20 | int32_t sdl_verbose = 0;
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[ff8d800] | 21 |
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[4c71d39] | 22 | #define ver(...) _ver(sdl_verbose, 0, __VA_ARGS__)
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| 23 | #define ver2(...) _ver(sdl_verbose, 1, __VA_ARGS__)
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| 24 | #define ver3(...) _ver(sdl_verbose, 2, __VA_ARGS__)
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[ff8d800] | 25 |
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[6e313dd] | 26 | typedef void (*sdl_func_t)(void);
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| 27 |
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| 28 | static sdl_func_t sdl_funcs[] = {
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[f285858] | 29 | ser_sdl, vid_sdl
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[6e313dd] | 30 | };
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| 31 |
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[ff8d800] | 32 | void sdl_init(void)
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| 33 | {
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[ebc8f69] | 34 | if (SDL_Init(SDL_INIT_VIDEO | SDL_INIT_EVENTS | SDL_INIT_TIMER) < 0) {
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[ff8d800] | 35 | fprintf(stderr, "SDL_Init() failed: %s\n", SDL_GetError());
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| 36 | exit(1);
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| 37 | }
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| 38 |
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| 39 | SDL_LogSetPriority(SDL_LOG_CATEGORY_APPLICATION, SDL_LOG_PRIORITY_VERBOSE);
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[2f9f352] | 40 |
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[ea878ba] | 41 | if (SDLNet_Init() < 0) {
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| 42 | fail("SDLNet_Init() failed: %s", SDLNet_GetError());
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| 43 | }
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| 44 |
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[2f9f352] | 45 | if (TTF_Init() < 0) {
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| 46 | fail("TTF_Init() failed: %s", TTF_GetError());
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| 47 | }
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[bb4fd0c] | 48 |
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| 49 | SDL_SetHint(SDL_HINT_RENDER_SCALE_QUALITY, "1");
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| 50 | SDL_StartTextInput();
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[ff8d800] | 51 | }
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| 52 |
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| 53 | void sdl_quit(void)
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| 54 | {
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[2f9f352] | 55 | TTF_Quit();
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[ea878ba] | 56 | SDLNet_Quit();
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[ff8d800] | 57 | SDL_Quit();
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| 58 | }
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[bdd5a63] | 59 |
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| 60 | void sdl_loop(void)
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| 61 | {
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| 62 | inf("entering SDL loop");
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| 63 |
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| 64 | #if defined EMU_LINUX
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| 65 | SDL_Scancode down = SDL_SCANCODE_UNKNOWN;
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| 66 | #endif
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| 67 |
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[b48c8a5] | 68 | bool rel_mod = false;
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| 69 |
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[bdd5a63] | 70 | while (SDL_AtomicGet(&run) != 0) {
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[6e313dd] | 71 | for (int32_t i = 0; i < ARRAY_COUNT(sdl_funcs); ++i) {
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| 72 | sdl_funcs[i]();
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| 73 | }
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[bdd5a63] | 74 |
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| 75 | SDL_Event ev;
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| 76 |
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| 77 | while (SDL_PollEvent(&ev) > 0) {
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[b48c8a5] | 78 | ver2("sdl ev %d", ev.type);
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| 79 |
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[bdd5a63] | 80 | #if defined EMU_LINUX
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| 81 | // Work around duplicate key-down events on Linux.
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| 82 |
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| 83 | if (ev.type == SDL_KEYDOWN) {
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| 84 | if (down == ev.key.keysym.scancode) {
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[b48c8a5] | 85 | ver2("sdl dedup: skip %d", (int32_t)down);
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[bdd5a63] | 86 | continue;
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| 87 | }
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| 88 |
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| 89 | down = ev.key.keysym.scancode;
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[b48c8a5] | 90 | ver2("sdl dedup: %d", (int32_t)down);
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[bdd5a63] | 91 | }
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| 92 | else if (ev.type == SDL_KEYUP) {
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| 93 | down = SDL_SCANCODE_UNKNOWN;
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[b48c8a5] | 94 | ver2("sdl dedup: reset");
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[bdd5a63] | 95 | }
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| 96 | #endif
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| 97 |
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| 98 | if (ev.type == SDL_QUIT ||
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| 99 | (ev.type == SDL_KEYDOWN && ev.key.keysym.sym == SDLK_ESCAPE)) {
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[b48c8a5] | 100 | inf("quit event");
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[bdd5a63] | 101 | SDL_AtomicSet(&run, 0);
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| 102 | continue;
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| 103 | }
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| 104 |
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[b48c8a5] | 105 | if (ev.type == SDL_KEYDOWN && ev.key.keysym.sym == SDLK_DOWN) {
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| 106 | ver("sdl ev down-arrow");
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| 107 | rel_mod = true;
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[657abdf] | 108 | ser_mou_res();
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[b48c8a5] | 109 | continue;
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| 110 | }
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| 111 |
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| 112 | if (ev.type == SDL_KEYDOWN && ev.key.keysym.sym == SDLK_UP) {
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| 113 | ver("sdl ev up-arrow");
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| 114 | rel_mod = false;
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| 115 | continue;
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| 116 | }
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| 117 |
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[657abdf] | 118 | if (rel_mod) {
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| 119 | if (ev.type == SDL_MOUSEMOTION) {
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| 120 | ver("sdl ev mousemotion (%d, %d)", ev.motion.xrel, ev.motion.yrel);
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| 121 | ser_mou_mov(&ev.motion);
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| 122 | continue;
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| 123 | }
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| 124 |
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| 125 | if (ev.type == SDL_MOUSEBUTTONDOWN) {
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| 126 | ver("sdl ev mousebuttondown %d", ev.button.button);
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| 127 | ser_mou_dn(&ev.button);
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| 128 | continue;
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| 129 | }
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| 130 |
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| 131 | if (ev.type == SDL_MOUSEBUTTONUP) {
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| 132 | ver("sdl ev mousebuttonup %d", ev.button.button);
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| 133 | ser_mou_up(&ev.button);
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| 134 | continue;
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| 135 | }
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| 136 | }
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| 137 |
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[bdd5a63] | 138 | if (ev.type == SDL_TEXTINPUT) {
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[b48c8a5] | 139 | ver("sdl ev text input %d", ev.text.text[0]);
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[bdd5a63] | 140 | ser_text(&ev.text);
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| 141 | continue;
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| 142 | }
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| 143 |
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| 144 | if (ev.type == SDL_KEYDOWN) {
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[b48c8a5] | 145 | ver("sdl ev key down %d", (int32_t)ev.key.keysym.sym);
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[bdd5a63] | 146 | ser_key(&ev.key);
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| 147 | continue;
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| 148 | }
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[b48c8a5] | 149 | }
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| 150 |
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| 151 | SDL_Delay(50);
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[bdd5a63] | 152 |
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[b48c8a5] | 153 | if (SDL_GetRelativeMouseMode() != rel_mod) {
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| 154 | SDL_SetRelativeMouseMode(rel_mod);
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| 155 |
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| 156 | if (rel_mod) {
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| 157 | inf("MOUSE CAPTURED - press UP-ARROW KEY to release");
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| 158 | }
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| 159 | else {
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| 160 | inf("mouse released");
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| 161 | }
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[bdd5a63] | 162 | }
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| 163 | }
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| 164 |
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| 165 | inf("leaving SDL loop");
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| 166 | }
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