[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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| 29 | ser_sdl
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| 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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| 68 | while (SDL_AtomicGet(&run) != 0) {
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[6e313dd] | 69 | for (int32_t i = 0; i < ARRAY_COUNT(sdl_funcs); ++i) {
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| 70 | sdl_funcs[i]();
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| 71 | }
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[bdd5a63] | 72 |
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| 73 | SDL_Event ev;
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| 74 |
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| 75 | while (SDL_PollEvent(&ev) > 0) {
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| 76 | #if defined EMU_LINUX
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| 77 | // Work around duplicate key-down events on Linux.
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| 78 |
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| 79 | if (ev.type == SDL_KEYDOWN) {
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| 80 | if (down == ev.key.keysym.scancode) {
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| 81 | continue;
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| 82 | }
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| 83 |
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| 84 | down = ev.key.keysym.scancode;
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| 85 | }
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| 86 | else if (ev.type == SDL_KEYUP) {
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| 87 | down = SDL_SCANCODE_UNKNOWN;
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| 88 | }
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| 89 | #endif
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| 90 |
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| 91 | if (ev.type == SDL_QUIT ||
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| 92 | (ev.type == SDL_KEYDOWN && ev.key.keysym.sym == SDLK_ESCAPE)) {
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| 93 | ver("quit");
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| 94 | SDL_AtomicSet(&run, 0);
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| 95 | continue;
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| 96 | }
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| 97 |
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| 98 | if (ev.type == SDL_TEXTINPUT) {
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| 99 | ser_text(&ev.text);
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| 100 | continue;
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| 101 | }
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| 102 |
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| 103 | if (ev.type == SDL_KEYDOWN) {
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| 104 | ser_key(&ev.key);
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| 105 | continue;
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| 106 | }
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| 107 |
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| 108 | SDL_Delay(50);
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| 109 | }
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| 110 | }
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| 111 |
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| 112 | inf("leaving SDL loop");
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| 113 | }
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