LEGOIslandRebuilder/lib/hooks.cpp
2021-10-23 18:36:36 -07:00

385 lines
12 KiB
C++

#include "hooks.h"
#include <MATH.H>
#include <STDIO.H>
#include "../cmn/path.h"
#include "config.h"
#include "util.h"
HWND isleWindow = NULL;
void InterceptOutputDebugStringA(LPCSTR s)
{
printf("%s\n", s);
MessageBoxA(isleWindow, s, "LEGO Island sez", 0);
}
HWND WINAPI InterceptCreateWindowExA(DWORD dwExStyle, LPCSTR lpClassName, LPCSTR lpWindowName, DWORD dwStyle, int X, int Y, int nWidth, int nHeight, HWND hWndParent, HMENU hMenu, HINSTANCE hInstance, LPVOID lpParam)
{
// Grab a copy of the ISLE window so we can do stuff with it
isleWindow = CreateWindowExA(dwExStyle, lpClassName, "LEGO Island: Rebuilt", dwStyle, X, Y, nWidth, nHeight, hWndParent, hMenu, hInstance, lpParam);
return isleWindow;
}
HWND WINAPI InterceptFindWindowA(LPCSTR lpClassName, LPCSTR lpWindowName)
{
return NULL;
}
void ForceDDPixelFormatTo16(LPDDPIXELFORMAT lpDDPixelFormat)
{
if (lpDDPixelFormat->dwRGBBitCount == 32) {
lpDDPixelFormat->dwRGBBitCount = 16;
lpDDPixelFormat->dwRBitMask = 0xF800;
lpDDPixelFormat->dwGBitMask = 0x07E0;
lpDDPixelFormat->dwBBitMask = 0x001F;
}
}
void ForceDDSurfaceDescTo16(LPDDSURFACEDESC lpDDSurfaceDesc)
{
DDPIXELFORMAT &pixfmt = lpDDSurfaceDesc->ddpfPixelFormat;
if (pixfmt.dwRGBBitCount == 32) {
// LEGO Island has no support for 32-bit surfaces, so we tell it we're on a 16-bit surface
lpDDSurfaceDesc->lPitch /= 2;
ForceDDPixelFormatTo16(&pixfmt);
}
}
typedef HRESULT (WINAPI *ddSurfaceGetDescFunction)(LPDIRECTDRAWSURFACE lpDDSurface, LPDDSURFACEDESC lpDDSurfaceDesc);
ddSurfaceGetDescFunction originalDDSurfaceGetDescFunction = NULL;
HRESULT WINAPI InterceptSurfaceGetDesc(LPDIRECTDRAWSURFACE lpDDSurface, LPDDSURFACEDESC lpDDSurfaceDesc)
{
HRESULT res = originalDDSurfaceGetDescFunction(lpDDSurface, lpDDSurfaceDesc);
if (res == DD_OK) {
//ForceDDSurfaceDescTo16(lpDDSurfaceDesc);
}
return res;
}
typedef HRESULT (WINAPI *ddSurfaceGetPixelFormatFunction)(LPDIRECTDRAWSURFACE lpDDSurface, LPDDPIXELFORMAT lpDDPixelFormat);
ddSurfaceGetPixelFormatFunction originalDDSurfaceGetPixelFunction = NULL;
HRESULT WINAPI InterceptSurfaceGetPixelFormatFunction(LPDIRECTDRAWSURFACE lpDDSurface, LPDDPIXELFORMAT lpDDPixelFormat)
{
HRESULT res = originalDDSurfaceGetPixelFunction(lpDDSurface, lpDDPixelFormat);
if (res == DD_OK) {
//ForceDDPixelFormatTo16(lpDDPixelFormat);
}
return res;
}
typedef HRESULT (WINAPI *ddCreateSurfaceFunction)(LPDIRECTDRAW lpDD, LPDDSURFACEDESC lpDDSurfaceDesc, LPDIRECTDRAWSURFACE *lplpDDSurface, IUnknown *unknown);
ddCreateSurfaceFunction originalCreateSurfaceFunction = NULL;
HRESULT WINAPI InterceptCreateSurface(LPDIRECTDRAW lpDD, LPDDSURFACEDESC lpDDSurfaceDesc, LPDIRECTDRAWSURFACE *lplpDDSurface, IUnknown *unknown)
{
//ForceDDSurfaceDescTo16(lpDDSurfaceDesc);
HRESULT res = originalCreateSurfaceFunction(lpDD, lpDDSurfaceDesc, lplpDDSurface, unknown);
if (res == DD_OK) {
if (!originalDDSurfaceGetPixelFunction) {
originalDDSurfaceGetPixelFunction = (ddSurfaceGetPixelFormatFunction)OverwriteVirtualTable(*lplpDDSurface, 0x15, (LPVOID)InterceptSurfaceGetPixelFormatFunction);
}
if (!originalDDSurfaceGetDescFunction) {
//originalDDSurfaceGetDescFunction = (ddSurfaceGetDescFunction)OverwriteVirtualTable(*lplpDDSurface, 0x16, (LPVOID)InterceptSurfaceGetDesc);
originalDDSurfaceGetDescFunction = (ddSurfaceGetDescFunction)OverwriteVirtualTable(*lplpDDSurface, 0x16, NULL);
}
}
return res;
}
typedef HRESULT (WINAPI *ddGetDisplayModeFunction)(LPDIRECTDRAW lpDD, LPDDSURFACEDESC lpDDSurfaceDesc);
ddGetDisplayModeFunction originalGetDisplayMode = NULL;
HRESULT WINAPI InterceptGetDisplayMode(LPDIRECTDRAW lpDD, LPDDSURFACEDESC lpDDSurfaceDesc)
{
HRESULT res = originalGetDisplayMode(lpDD, lpDDSurfaceDesc);
//ForceDDSurfaceDescTo16(lpDDSurfaceDesc);
return res;
}
ddCreateFunction ddCreateOriginal = NULL;
HRESULT WINAPI InterceptDirectDrawCreate(GUID *lpGUID, LPDIRECTDRAW *lplpDD, IUnknown *pUnkOuter)
{
HRESULT res = ddCreateOriginal(lpGUID, lplpDD, pUnkOuter);
if (res == DD_OK) {
if (!originalGetDisplayMode) {
originalGetDisplayMode = (ddGetDisplayModeFunction)OverwriteVirtualTable(*lplpDD, 0xC, (LPVOID)InterceptGetDisplayMode);
}
ddCreateSurfaceFunction f = (ddCreateSurfaceFunction)OverwriteVirtualTable(*lplpDD, 0x6, (LPVOID)InterceptCreateSurface);
if (f != InterceptCreateSurface) {
originalCreateSurfaceFunction = f;
}
}
return res;
}
void ReturnRegistryYESNOFromBool(LPBYTE lpData, BOOL value)
{
strcpy((char*)lpData, value ? "YES" : "NO");
}
LONG WINAPI InterceptRegQueryValueExA(HKEY hKey, LPCSTR lpValueName, LPDWORD lpReserved, LPDWORD lpType, LPBYTE lpData, LPDWORD lpcbData)
{
if (!strcmp(lpValueName, "Music")) {
// Music option
ReturnRegistryYESNOFromBool(lpData, config.GetInt(_T("MusicToggle"), 1));
return ERROR_SUCCESS;
} else if (!strcmp(lpValueName, "UseJoystick")) {
ReturnRegistryYESNOFromBool(lpData, config.GetInt(_T("UseJoystick"), 0));
return ERROR_SUCCESS;
} else if (!strcmp(lpValueName, "Full Screen")) {
ReturnRegistryYESNOFromBool(lpData, config.GetInt(_T("FullScreen"), 1));
return ERROR_SUCCESS;
} else if (!strcmp(lpValueName, "Draw Cursor")) {
ReturnRegistryYESNOFromBool(lpData, config.GetInt(_T("DrawCursor"), 1));
return ERROR_SUCCESS;
} else if (!strcmp(lpValueName, "savepath")) {
// If enabled, return a safe %APPDATA% based save location rather than its default
// "C:\Program Files" location
if (config.GetInt(_T("RedirectSaveData"))) {
// Generate directory
TCHAR save_path[MAX_PATH];
if (GetSafeLEGOIslandSavePath(save_path)) {
strcpy((char*)lpData, save_path);
return ERROR_SUCCESS;
} else {
MessageBoxA(isleWindow, "Failed to redirect save path. Default will be used instead.", 0, 0);
}
}
} else if (!strcmp(lpValueName, "diskpath") || !strcmp(lpValueName, "cdpath")) {
// Pass through
} else {
printf("Passed through requested registry key \"%s\"\n", lpValueName);
}
// Pass these through
return RegQueryValueExA(hKey, lpValueName, lpReserved, lpType, lpData, lpcbData);
}
void WINAPI InterceptSleep(DWORD dwMilliseconds)
{
// Do nothing
std::string fps_behavior = config.GetString(_T("FPSLimit"));
// If uncapped, do nothing
if (fps_behavior != "Uncapped") {
// If not default, pass through new FPS
if (fps_behavior == "Limited") {
dwMilliseconds = 1000.0f / config.GetFloat(_T("CustomFPS"));
}
Sleep(dwMilliseconds);
}
}
LPDIRECT3DRMVIEWPORT last_viewport = NULL;
D3DVALUE last_fov = 0.0f;
typedef HRESULT (WINAPI *d3drmViewportSetFieldFunction)(LPDIRECT3DRMVIEWPORT viewport, D3DVALUE field);
d3drmViewportSetFieldFunction d3drmViewportSetFieldOriginal = NULL;
HRESULT WINAPI InterceptD3DRMViewportSetField(LPDIRECT3DRMVIEWPORT viewport, D3DVALUE field)
{
last_viewport = viewport;
last_fov = field;
return d3drmViewportSetFieldOriginal(viewport, field);
}
typedef HRESULT (WINAPI *d3drmCreateViewportFunction)(LPDIRECT3DRM d3drm, LPDIRECT3DRMDEVICE device, LPDIRECT3DRMFRAME frame, DWORD x, DWORD y, DWORD w, DWORD h, LPDIRECT3DRMVIEWPORT *viewport);
d3drmCreateViewportFunction d3drmCreateViewportOriginal = NULL;
HRESULT WINAPI InterceptD3DRMCreateViewport(LPDIRECT3DRM d3drm, LPDIRECT3DRMDEVICE device, LPDIRECT3DRMFRAME frame, DWORD x, DWORD y, DWORD w, DWORD h, LPDIRECT3DRMVIEWPORT *viewport)
{
HRESULT res = d3drmCreateViewportOriginal(d3drm, device, frame, x, y, w, h, viewport);
if (res == DD_OK) {
if (!d3drmViewportSetFieldOriginal) {
d3drmViewportSetFieldOriginal = (d3drmViewportSetFieldFunction)OverwriteVirtualTable(*viewport, 0x10, (LPVOID)InterceptD3DRMViewportSetField);
}
}
return res;
}
d3drmCreateFunction d3drmCreateOriginal = NULL;
HRESULT WINAPI InterceptDirect3DRMCreate(LPDIRECT3DRM FAR *lplpDirect3DRM)
{
HRESULT result = d3drmCreateOriginal(lplpDirect3DRM);
if (result == DD_OK) {
if (!d3drmCreateViewportOriginal) {
d3drmCreateViewportOriginal = (d3drmCreateViewportFunction)OverwriteVirtualTable(*lplpDirect3DRM, 0x38, (LPVOID)InterceptD3DRMCreateViewport);
}
}
return result;
}
#ifndef WM_MOUSEWHEEL
#define WM_MOUSEWHEEL 0x020A
#endif
#ifndef WHEEL_DELTA
#define WHEEL_DELTA 120
#endif
WNDPROC originalWndProc = NULL;
LRESULT CALLBACK InterceptWindowProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
if (uMsg == WM_MOUSEWHEEL) {
SHORT distance = HIWORD(wParam);
distance /= WHEEL_DELTA;
float multiplier = 0.005 * distance;
InterceptD3DRMViewportSetField(last_viewport, last_fov + multiplier);
return 0;
}
return originalWndProc(hwnd, uMsg, wParam, lParam);
}
ATOM WINAPI InterceptRegisterClassA(const WNDCLASSA *c)
{
WNDCLASSA copy = *c;
originalWndProc = copy.lpfnWndProc;
copy.lpfnWndProc = InterceptWindowProc;
return RegisterClassA(&copy);
}
typedef HRESULT (WINAPI *dsCreateSoundBufferFunction)(LPDIRECTSOUND lpDS, LPCDSBUFFERDESC desc, LPDIRECTSOUNDBUFFER *buffer, LPUNKNOWN unk);
dsCreateSoundBufferFunction dsCreateSoundBufferOriginal = NULL;
HRESULT WINAPI InterceptDirectSoundCreateSoundBuffer(LPDIRECTSOUND lpDS, LPCDSBUFFERDESC desc, LPDIRECTSOUNDBUFFER *buffer, LPUNKNOWN unk)
{
DSBUFFERDESC copy = *desc;
if (config.GetInt(_T("StayActiveWhenDefocused")) && !(copy.dwFlags & DSBCAPS_PRIMARYBUFFER)) {
copy.dwFlags |= DSBCAPS_GLOBALFOCUS;
}
return dsCreateSoundBufferOriginal(lpDS, &copy, buffer, unk);
}
dsCreateFunction dsCreateOriginal = NULL;
HRESULT WINAPI InterceptDirectSoundCreate(LPGUID lpGuid, LPDIRECTSOUND* ppDS, LPUNKNOWN pUnkOuter )
{
HRESULT res = dsCreateOriginal(lpGuid, ppDS, pUnkOuter);
if (res == DD_OK) {
if (!dsCreateSoundBufferOriginal) {
dsCreateSoundBufferOriginal = (dsCreateSoundBufferFunction)OverwriteVirtualTable(*ppDS, 0x3, (LPVOID)InterceptDirectSoundCreateSoundBuffer);
}
}
return res;
}
SHORT WINAPI InterceptGetAsyncKeyState(int vKey)
{
if (config.GetInt("UseWASD")) {
switch (vKey) {
case VK_UP:
vKey = 'W';
break;
case VK_LEFT:
vKey = 'A';
break;
case VK_DOWN:
vKey = 'S';
break;
case VK_RIGHT:
vKey = 'D';
break;
case 'W':
vKey = VK_UP;
break;
case 'A':
vKey = VK_LEFT;
break;
case 'S':
vKey = VK_DOWN;
break;
case 'D':
vKey = VK_RIGHT;
break;
}
}
return GetAsyncKeyState(vKey);
}
typedef HRESULT (WINAPI *dinputGetDeviceStateFunction)(LPDIRECTINPUTDEVICEA lpDevice, DWORD cbData, LPVOID lpvData);
dinputGetDeviceStateFunction dinputGetDeviceStateOriginal = NULL;
HRESULT WINAPI InterceptDirectInputGetDeviceStateA(LPDIRECTINPUTDEVICEA lpDevice, DWORD cbData, LPVOID lpvData)
{
HRESULT res = dinputGetDeviceStateOriginal(lpDevice, cbData, lpvData);
if (config.GetInt("UseWASD") && res == DD_OK) {
if (cbData == 256) {
unsigned char *keys = (unsigned char *)lpvData;
// Swap state of WASD with arrow keys
std::swap(keys[DIK_W], keys[DIK_UP]);
std::swap(keys[DIK_A], keys[DIK_LEFT]);
std::swap(keys[DIK_S], keys[DIK_DOWN]);
std::swap(keys[DIK_D], keys[DIK_RIGHT]);
}
}
return res;
}
typedef HRESULT (WINAPI *dinputCreateDeviceFunction)(LPDIRECTINPUTA lpDI, REFGUID, LPDIRECTINPUTDEVICEA *, LPUNKNOWN);
dinputCreateDeviceFunction dinputCreateDeviceOriginal = NULL;
HRESULT WINAPI InterceptDirectInputCreateDeviceA(LPDIRECTINPUTA lpDI, REFGUID guid, LPDIRECTINPUTDEVICEA *ppDevice, LPUNKNOWN unk)
{
HRESULT res = dinputCreateDeviceOriginal(lpDI, guid, ppDevice, unk);
if (res == DD_OK) {
if (!dinputGetDeviceStateOriginal) {
dinputGetDeviceStateOriginal = (dinputGetDeviceStateFunction)OverwriteVirtualTable(*ppDevice, 0x9, (LPVOID)InterceptDirectInputGetDeviceStateA);
}
}
return res;
}
dinputCreateFunction dinputCreateOriginal = NULL;
HRESULT WINAPI InterceptDirectInputCreateA(HINSTANCE hinst, DWORD dwVersion, LPDIRECTINPUTA *ppDI, LPUNKNOWN punkOuter)
{
HRESULT res = dinputCreateOriginal(hinst, dwVersion, ppDI, punkOuter);
if (res == DD_OK) {
if (!dinputCreateDeviceOriginal) {
dinputCreateDeviceOriginal = (dinputCreateDeviceFunction)OverwriteVirtualTable(*ppDI, 0x3, (LPVOID)InterceptDirectInputCreateDeviceA);
}
}
return res;
}