259 lines
6.5 KiB
C++
259 lines
6.5 KiB
C++
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/*
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* REminiscence - Flashback interpreter
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* Copyright (C) 2005-2015 Gregory Montoir (cyx@users.sourceforge.net)
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*/
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#include <SDL.h>
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#include <ctype.h>
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#include <getopt.h>
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#include <sys/stat.h>
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#include "file.h"
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#include "fs.h"
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#include "game.h"
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#include "scaler.h"
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#include "systemstub.h"
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#include "util.h"
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static const char *USAGE =
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"REminiscence - Flashback Interpreter\n"
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"Usage: %s [OPTIONS]...\n"
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" --datapath=PATH Path to data files (default 'DATA')\n"
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" --savepath=PATH Path to save files (default '.')\n"
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" --levelnum=NUM Start to level, bypass introduction\n"
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" --fullscreen Fullscreen display\n"
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" --scaler=NAME@X Graphics scaler (default 'scale@3')\n"
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" --language=LANG Language (fr,en,de,sp,it,jp)\n"
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;
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static int detectVersion(FileSystem *fs) {
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static const struct {
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const char *filename;
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int type;
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const char *name;
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} table[] = {
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{ "DEMO_UK.ABA", kResourceTypeDOS, "DOS (Demo)" },
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{ "INTRO.SEQ", kResourceTypeDOS, "DOS CD" },
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{ "LEVEL1.MAP", kResourceTypeDOS, "DOS" },
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{ "LEVEL1.LEV", kResourceTypeAmiga, "Amiga" },
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{ "DEMO.LEV", kResourceTypeAmiga, "Amiga (Demo)" },
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{ 0, -1, 0 }
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};
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for (int i = 0; table[i].filename; ++i) {
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File f;
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if (f.open(table[i].filename, "rb", fs)) {
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debug(DBG_INFO, "Detected %s version", table[i].name);
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return table[i].type;
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}
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}
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return -1;
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}
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static Language detectLanguage(FileSystem *fs) {
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static const struct {
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const char *filename;
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Language language;
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} table[] = {
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// PC
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{ "ENGCINE.TXT", LANG_EN },
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{ "FR_CINE.TXT", LANG_FR },
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{ "GERCINE.TXT", LANG_DE },
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{ "SPACINE.TXT", LANG_SP },
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{ "ITACINE.TXT", LANG_IT },
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// Amiga
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{ "FRCINE.TXT", LANG_FR },
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{ 0, LANG_EN }
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};
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for (int i = 0; table[i].filename; ++i) {
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File f;
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if (f.open(table[i].filename, "rb", fs)) {
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return table[i].language;
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}
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}
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return LANG_EN;
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}
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Options g_options;
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const char *g_caption = "REminiscence";
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static void initOptions() {
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// defaults
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g_options.bypass_protection = true;
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g_options.play_disabled_cutscenes = false;
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g_options.enable_password_menu = false;
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g_options.fade_out_palette = true;
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g_options.use_text_cutscenes = false;
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g_options.use_seq_cutscenes = true;
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// read configuration file
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struct {
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const char *name;
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bool *value;
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} opts[] = {
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{ "bypass_protection", &g_options.bypass_protection },
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{ "play_disabled_cutscenes", &g_options.play_disabled_cutscenes },
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{ "enable_password_menu", &g_options.enable_password_menu },
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{ "fade_out_palette", &g_options.fade_out_palette },
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{ "use_tiledata", &g_options.use_tiledata },
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{ "use_text_cutscenes", &g_options.use_text_cutscenes },
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{ "use_seq_cutscenes", &g_options.use_seq_cutscenes },
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{ 0, 0 }
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};
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static const char *filename = "rs.cfg";
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FILE *fp = fopen(filename, "rb");
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if (fp) {
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char buf[256];
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while (fgets(buf, sizeof(buf), fp)) {
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if (buf[0] == '#') {
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continue;
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}
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const char *p = strchr(buf, '=');
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if (p) {
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++p;
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while (*p && isspace(*p)) {
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++p;
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}
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if (*p) {
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const bool value = (*p == 't' || *p == 'T' || *p == '1');
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for (int i = 0; opts[i].name; ++i) {
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if (strncmp(buf, opts[i].name, strlen(opts[i].name)) == 0) {
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*opts[i].value = value;
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break;
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}
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}
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}
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}
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}
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fclose(fp);
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}
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}
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static void parseScaler(char *name, ScalerParameters *scalerParameters) {
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struct {
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const char *name;
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int type;
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} scalers[] = {
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{ "point", kScalerTypePoint },
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{ "linear", kScalerTypeLinear },
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{ "scale", kScalerTypeInternal },
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{ 0, -1 }
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};
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bool found = false;
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char *sep = strchr(name, '@');
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if (sep) {
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*sep = 0;
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}
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for (int i = 0; scalers[i].name; ++i) {
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if (strcmp(scalers[i].name, name) == 0) {
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scalerParameters->type = (ScalerType)scalers[i].type;
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found = true;
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break;
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}
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}
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if (!found) {
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char libname[32];
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snprintf(libname, sizeof(libname), "scaler_%s", name);
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const Scaler *scaler = findScaler(libname);
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if (!scaler) {
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warning("Scaler '%s' not found, using default", libname);
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} else if (scaler->tag != SCALER_TAG) {
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warning("Unexpected tag %d for scaler '%s'", scaler->tag, libname);
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} else {
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scalerParameters->type = kScalerTypeExternal;
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scalerParameters->scaler = scaler;
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}
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}
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if (sep) {
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scalerParameters->factor = atoi(sep + 1);
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}
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}
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int main(int argc, char *argv[]) {
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const char *dataPath = "DATA";
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const char *savePath = ".";
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int levelNum = 0;
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bool fullscreen = false;
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ScalerParameters scalerParameters = ScalerParameters::defaults();
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int forcedLanguage = -1;
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if (argc == 2) {
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// data path as the only command line argument
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struct stat st;
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if (stat(argv[1], &st) == 0 && S_ISDIR(st.st_mode)) {
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dataPath = strdup(argv[1]);
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}
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}
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while (1) {
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static struct option options[] = {
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{ "datapath", required_argument, 0, 1 },
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{ "savepath", required_argument, 0, 2 },
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{ "levelnum", required_argument, 0, 3 },
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{ "fullscreen", no_argument, 0, 4 },
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{ "scaler", required_argument, 0, 5 },
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{ "language", required_argument, 0, 6 },
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{ 0, 0, 0, 0 }
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};
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int index;
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const int c = getopt_long(argc, argv, "", options, &index);
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if (c == -1) {
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break;
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}
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switch (c) {
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case 1:
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dataPath = strdup(optarg);
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break;
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case 2:
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savePath = strdup(optarg);
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break;
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case 3:
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levelNum = atoi(optarg);
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break;
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case 4:
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fullscreen = true;
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break;
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case 5:
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parseScaler(optarg, &scalerParameters);
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break;
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case 6: {
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static const struct {
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int lang;
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const char *str;
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} languages[] = {
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{ LANG_FR, "FR" },
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{ LANG_EN, "EN" },
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{ LANG_DE, "DE" },
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{ LANG_SP, "SP" },
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{ LANG_IT, "IT" },
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{ LANG_JP, "JP" },
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{ -1, 0 }
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};
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for (int i = 0; languages[i].str; ++i) {
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if (strcasecmp(languages[i].str, optarg) == 0) {
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forcedLanguage = languages[i].lang;
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break;
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}
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}
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}
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break;
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default:
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printf(USAGE, argv[0]);
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return 0;
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}
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}
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initOptions();
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g_debugMask = DBG_INFO; // DBG_CUT | DBG_VIDEO | DBG_RES | DBG_MENU | DBG_PGE | DBG_GAME | DBG_UNPACK | DBG_COL | DBG_MOD | DBG_SFX | DBG_FILE;
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FileSystem fs(dataPath);
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const int version = detectVersion(&fs);
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if (version == -1) {
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error("Unable to find data files, check that all required files are present");
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return -1;
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}
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const Language language = (forcedLanguage == -1) ? detectLanguage(&fs) : (Language)forcedLanguage;
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SystemStub *stub = SystemStub_SDL_create();
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Game *g = new Game(stub, &fs, savePath, levelNum, (ResourceType)version, language);
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stub->init(g_caption, Video::GAMESCREEN_W, Video::GAMESCREEN_H, fullscreen, &scalerParameters);
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g->run();
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delete g;
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stub->destroy();
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delete stub;
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return 0;
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}
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