spicetools/games/jb/jb.cpp

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2024-08-28 15:10:34 +00:00
#include "jb.h"
#include <windows.h>
#include "avs/game.h"
#include "hooks/graphics/graphics.h"
#include "touch/touch.h"
#include "util/logging.h"
#include "util/utils.h"
#include "util/detour.h"
#include "util/libutils.h"
#define JB_BUTTON_SIZE 160
#define JB_BUTTON_GAP 37
#define JB_BUTTON_HITBOX (JB_BUTTON_SIZE + JB_BUTTON_GAP)
namespace games::jb {
// touch stuff
bool TOUCH_LEGACY_BOX = false;
static bool TOUCH_ENABLE = false;
static bool TOUCH_ATTACHED = false;
static bool IS_PORTRAIT = true;
static std::vector<TouchPoint> TOUCH_POINTS;
bool TOUCH_STATE[16];
void touch_update() {
// check if touch enabled
if (!TOUCH_ENABLE) {
return;
}
// attach touch module
if (!TOUCH_ATTACHED) {
/*
* Find the game window.
* We check the foreground window first, then fall back to searching for the window title
* All game versions seem to have their model first in the window title
*/
HWND wnd = GetForegroundWindow();
if (!string_begins_with(GetActiveWindowTitle(), avs::game::MODEL)) {
wnd = FindWindowBeginsWith(avs::game::MODEL);
}
// check if we have a window handle
if (!wnd) {
log_warning("jubeat", "could not find window handle for touch");
TOUCH_ENABLE = false;
return;
}
// attach touch hook
log_info("jubeat", "using window handle for touch: {}", fmt::ptr(wnd));
touch_create_wnd(wnd, true);
// show cursor
if (GRAPHICS_SHOW_CURSOR) {
ShowCursor(TRUE);
}
// earlier games use a different screen orientation
if (!avs::game::is_model("L44")) {
IS_PORTRAIT = false;
}
// set attached
TOUCH_ATTACHED = true;
}
// reset touch state
memset(TOUCH_STATE, 0, sizeof(TOUCH_STATE));
// check touch points
// note that the IO code in device.cpp will correctly compensate for orientation, depending on the model.
TOUCH_POINTS.clear();
touch_get_points(TOUCH_POINTS);
if (TOUCH_LEGACY_BOX) {
auto offset = IS_PORTRAIT ? 580 : 0;
for (auto &tp : TOUCH_POINTS) {
// get grid coordinates
int x = tp.x * 4 / 768;
int y = (tp.y - offset) * 4 / (1360 - 580);
// set the corresponding state
int index = y * 4 + x;
if (index >= 0 && index < 16) {
TOUCH_STATE[index] = true;
}
}
} else {
for (auto &tp : TOUCH_POINTS) {
int x_relative = tp.x;
int y_relative = tp.y;
// x_relative and y_relative are relative to the top-left pixel of the first button
if (IS_PORTRAIT) {
// which is at (8, 602) in portrait:
// X: [8...759] (752 pixels wide)
// Y: [602...1353] (752 pixels high)
x_relative -= 8;
y_relative -= 602;
} else {
// and at (8, 8) in landscape
x_relative -= 8;
y_relative -= 8;
}
if (x_relative < 0 || y_relative < 0) {
continue;
}
// x_hitbox and y_hitbox is relative to top-left pixel of each button
int x_index = x_relative / JB_BUTTON_HITBOX;
int x_hitbox = x_relative % JB_BUTTON_HITBOX;
int y_index = y_relative / JB_BUTTON_HITBOX;
int y_hitbox = y_relative % JB_BUTTON_HITBOX;
// check if the gap was touched
if (x_hitbox > JB_BUTTON_SIZE || y_hitbox > JB_BUTTON_SIZE) {
continue;
}
// set the corresponding state
int index = y_index * 4 + x_index;
if (0 <= index && index < 16) {
TOUCH_STATE[index] = true;
}
}
}
}
/*
* to fix "IP ADDR CHANGE" errors on boot and in-game when using weird network setups such as a VPN
*/
static BOOL __stdcall network_addr_is_changed() {
return 0;
}
/*
* to fix lag spikes when game tries to ping "eamuse.konami.fun" every few minutes
*/
static BOOL __stdcall network_get_network_check_info() {
return 0;
}
/*
* to fix network error on non DHCP interfaces
*/
static BOOL __cdecl network_get_dhcp_result() {
return 1;
}
static int __cdecl GFDbgSetReportFunc(void *func) {
log_misc("jubeat", "GFDbgSetReportFunc hook hit");
return 0;
}
JBGame::JBGame() : Game("Jubeat") {
}
void JBGame::attach() {
Game::attach();
// enable touch
TOUCH_ENABLE = true;
// enable debug logging of gftools
HMODULE gftools = libutils::try_module("gftools.dll");
detour::inline_hook((void *) GFDbgSetReportFunc, libutils::try_proc(
gftools, "GFDbgSetReportFunc"));
// apply patches
HMODULE network = libutils::try_module("network.dll");
detour::inline_hook((void *) network_addr_is_changed, libutils::try_proc(
network, "network_addr_is_changed"));
detour::inline_hook((void *) network_get_network_check_info, libutils::try_proc(
network, "network_get_network_check_info"));
detour::inline_hook((void *) network_get_dhcp_result, libutils::try_proc(
network, "network_get_dhcp_result"));
}
void JBGame::detach() {
Game::detach();
// disable touch
TOUCH_ENABLE = false;
}
}