spicetools/games/gitadora/gitadora.cpp

247 lines
8.2 KiB
C++

#include "gitadora.h"
#include <unordered_map>
#include "cfg/configurator.h"
#include "hooks/graphics/graphics.h"
#include "util/cpuutils.h"
#include "util/detour.h"
#include "util/libutils.h"
#include "util/logging.h"
#include "util/sigscan.h"
namespace games::gitadora {
// settings
bool TWOCHANNEL = false;
std::optional<unsigned int> CAB_TYPE = std::nullopt;
/*
* GitaDora checks if the IP address has changed, and if it has it throws 5-1506-0000 like jubeat.
* We don't want this so we patch it out.
*/
static char __cdecl eam_network_detected_ip_change() {
return 0;
}
/*
* GitaDora checks if the server it connects to is in the 192.168.0.0/16 or 169.254.0.0/16 subnet.
* If it is, it downright refuses to use it and errors with no visible indication.
* We don't want this so we patch it out.
*/
static char __cdecl eam_network_settings_conflict() {
return 0;
}
/*
* Prevent GitaDora from changing the volume setting.
*/
static long __cdecl bmsd2_set_windows_volume(int volume) {
return 0;
}
#ifdef SPICE64
/*
* Two Channel Audio Mode
* We proxy bmsd2_boot_hook and modify the last parameter which is apparently the channel count.
* Since this apparently isn't the only thing required we need a signature scan to modify a value as well.
*/
typedef int (__cdecl *bmsd2_boot_t)(long a1, int a2, long a3, char channel_count);
static bmsd2_boot_t bmsd2_boot_orig = nullptr;
static int __cdecl bmsd2_boot_hook(long a1, int a2, long a3, char channel_count) {
return bmsd2_boot_orig(a1, a2, a3, 2);
}
#endif
/*
* Command Line Arguments
* We hook this to override specific values.
* This currently disables the ability to specify your own in the app-config.xml (param/cmdline __type="str")
*/
static bool __cdecl sys_code_get_cmdline(const char *cmdline) {
if (strcmp(cmdline, "-d") == 0) {
return true;
} else if (strcmp(cmdline, "-DM") == 0) {
return true;
} else if (strcmp(cmdline, "-WINDOW") == 0) {
return GRAPHICS_WINDOWED;
} else if (strcmp(cmdline, "-LOGOUT") == 0) {
return false;
} else if (strcmp(cmdline, "-AOU") == 0) {
return false;
} else if (strcmp(cmdline, "-QCMODE") == 0) {
return false;
} else if (strcmp(cmdline, "-FACTORY") == 0) {
return false;
}
return false;
}
/*
* System Setting Parameter Overrides
*/
static std::unordered_map<std::string, long> SYS_SETTINGS;
static std::unordered_map<std::string, long> SYS_DEBUG_DIPS;
static long __cdecl sys_setting_get_param(const char *param) {
// overrides
if (strcmp(param, "PRODUCTION_MODE") == 0) {
return 0;
} else if (strcmp(param, "ENABLE_DISP_ID") == 0) {
return 0;
} else if (CAB_TYPE.has_value() && strcmp(param, "VER_MACHINE") == 0) {
return CAB_TYPE.value() << 12;
}
// map lookup
auto it = SYS_SETTINGS.find(param);
if (it != SYS_SETTINGS.end()) {
return it->second;
}
return -1;
}
static long __cdecl sys_setting_set_param(const char *param, long value) {
SYS_SETTINGS[std::string(param)] = value;
return 1;
}
static long __cdecl sys_debug_dip_get_param(const char *param) {
// overrides
if (strcmp(param, "sysinfo") == 0) {
return 0;
} else if (strcmp(param, "jobbar1") == 0) {
return 0;
} else if (strcmp(param, "jobbar2") == 0) {
return 0;
} else if (strcmp(param, "serial") == 0) {
return 0;
} else if (strcmp(param, "warnvpf") == 0) {
return 0;
} else if (strcmp(param, "scrshot") == 0) {
return 0;
} else if (strcmp(param, "eamxml") == 0) {
return 0;
} else if (strcmp(param, "offset") == 0) {
return 0;
} else if (strcmp(param, "autodbg") == 0) {
return 0;
} else if (strcmp(param, "develop") == 0) {
return 0;
} else if (strcmp(param, "effect_test") == 0) {
return 0;
} else if (strcmp(param, "voice_type2") == 0) {
return 0;
}
// map lookup
auto it = SYS_DEBUG_DIPS.find(param);
if (it != SYS_DEBUG_DIPS.end()) {
return it->second;
}
return -1;
}
static long __cdecl sys_debug_dip_set_param(const char *param, long value) {
SYS_DEBUG_DIPS[std::string(param)] = value;
return 1;
}
GitaDoraGame::GitaDoraGame() : Game("GitaDora") {
}
void GitaDoraGame::pre_attach() {
Game::pre_attach();
if (!cfg::CONFIGURATOR_STANDALONE) {
if (CAB_TYPE.has_value()) {
log_info("gitadora", "cab type: {}", CAB_TYPE.value());
} else {
log_warning("gitadora", "cab type: not set");
}
log_info("gitadora", "applying processor affinity workaround to prevent hangs...");
#ifdef SPICE64
// workaround for hang on title screen, on systems with many SMT threads
// exact cause is unknown; most likely a bad assumption in some video decoder
// 0xFF (first 8 LPs) seems to work well for most people
cpuutils::set_processor_affinity(0xFF, false);
#else
// XG versions ran on ancient dual-core AMD systems
// having more cores cause random hangs on song select screen
cpuutils::set_processor_affinity(0x3, false);
// check invalid cab type
if (CAB_TYPE.has_value() && CAB_TYPE.value() == 3) {
log_fatal("gitadora", "Cabinet type 3 (SD2) not supported on XG series");
}
#endif
}
}
void GitaDoraGame::attach() {
Game::attach();
// modules
HMODULE sharepj_module = libutils::try_module("libshare-pj.dll");
HMODULE bmsd2_module = libutils::try_module("libbmsd2.dll");
HMODULE system_module = libutils::try_module("libsystem.dll");
// patches
detour::inline_hook((void *) eam_network_detected_ip_change, libutils::try_proc(
sharepj_module, "eam_network_detected_ip_change"));
detour::inline_hook((void *) eam_network_settings_conflict, libutils::try_proc(
sharepj_module, "eam_network_settings_conflict"));
detour::inline_hook((void *) bmsd2_set_windows_volume, libutils::try_proc(
bmsd2_module, "bmsd2_set_windows_volume"));
detour::inline_hook((void *) sys_code_get_cmdline, libutils::try_proc(
system_module, "sys_code_get_cmdline"));
detour::inline_hook((void *) sys_setting_get_param, libutils::try_proc(
system_module, "sys_setting_get_param"));
detour::inline_hook((void *) sys_setting_set_param, libutils::try_proc(
system_module, "sys_setting_set_param"));
detour::inline_hook((void *) sys_debug_dip_get_param, libutils::try_proc(
system_module, "sys_debug_dip_get_param"));
detour::inline_hook((void *) sys_debug_dip_set_param, libutils::try_proc(
system_module, "sys_debug_dip_set_param"));
#ifdef SPICE64
HMODULE gdme_module = libutils::try_module("libgdme.dll");
// window patch
if (GRAPHICS_WINDOWED && !replace_pattern(
gdme_module,
"754185ED753D8B4118BF0000CB02",
"9090????9090??????????????12", 0, 0))
{
log_warning("gitadora", "windowed mode failed");
}
HMODULE bmsd_engine_module = libutils::try_module("libbmsd-engine.dll");
HMODULE bmsd_module = libutils::try_module("libbmsd.dll");
// two channel mod
if (TWOCHANNEL) {
bmsd2_boot_orig = detour::iat_try("bmsd2_boot", bmsd2_boot_hook, bmsd_module);
if (!(replace_pattern(bmsd_engine_module, "33000000488D", "03??????????", 0, 0) ||
replace_pattern(bmsd_engine_module, "330000000F10", "03??????????", 0, 0)))
{
log_warning("gitadora", "two channel mode failed");
}
}
#endif
}
}