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hook ValidateRect and InvalidateRect

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This commit is contained in:
FunkyFr3sh 2024-07-27 09:42:18 +02:00
parent ec0dbeca6b
commit 889cfd92fa
4 changed files with 51 additions and 0 deletions
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5
inc/hook.h
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@ -58,6 +58,9 @@ typedef BOOL(WINAPI* PEEKMESSAGEAPROC)(LPMSG, HWND, UINT, UINT, UINT);
typedef BOOL(WINAPI* GETMESSAGEAPROC)(LPMSG, HWND, UINT, UINT);
typedef BOOL(WINAPI* GETWINDOWPLACEMENTPROC)(HWND, WINDOWPLACEMENT*);
typedef BOOL(WINAPI* ENUMDISPLAYSETTINGSAPROC)(LPCSTR, DWORD, DEVMODEA*);
typedef BOOL(WINAPI* VALIDATERECTPROC)(HWND, const RECT*);
typedef BOOL(WINAPI* INVALIDATERECTPROC)(HWND, const RECT*, BOOL);
typedef SHORT(WINAPI* GETKEYSTATEPROC)(int);
typedef SHORT(WINAPI* GETASYNCKEYSTATEPROC)(int);
@ -109,6 +112,8 @@ extern PEEKMESSAGEAPROC real_PeekMessageA;
extern GETMESSAGEAPROC real_GetMessageA;
extern GETWINDOWPLACEMENTPROC real_GetWindowPlacement;
extern ENUMDISPLAYSETTINGSAPROC real_EnumDisplaySettingsA;
extern VALIDATERECTPROC real_ValidateRect;
extern INVALIDATERECTPROC real_InvalidateRect;
extern GETKEYSTATEPROC real_GetKeyState;
extern GETASYNCKEYSTATEPROC real_GetAsyncKeyState;
extern GETDEVICECAPSPROC real_GetDeviceCaps;

2
inc/winapi_hooks.h
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@ -34,6 +34,8 @@ BOOL WINAPI fake_PeekMessageA(LPMSG lpMsg, HWND hWnd, UINT wMsgFilterMin, UINT w
BOOL WINAPI fake_GetMessageA(LPMSG lpMsg, HWND hWnd, UINT wMsgFilterMin, UINT wMsgFilterMax);
BOOL WINAPI fake_GetWindowPlacement(HWND hWnd, WINDOWPLACEMENT* lpwndpl);
BOOL WINAPI fake_EnumDisplaySettingsA(LPCSTR lpszDeviceName, DWORD iModeNum, DEVMODEA* lpDevMode);
BOOL WINAPI fake_ValidateRect(HWND hWnd, const RECT* lpRect);
BOOL WINAPI fake_InvalidateRect(HWND hWnd, const RECT* lpRect, BOOL bErase);
SHORT WINAPI fake_GetKeyState(int nVirtKey);
SHORT WINAPI fake_GetAsyncKeyState(int vKey);
int WINAPI fake_GetDeviceCaps(HDC hdc, int index);

4
src/hook.c
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@ -51,6 +51,8 @@ PEEKMESSAGEAPROC real_PeekMessageA = PeekMessageA;
GETMESSAGEAPROC real_GetMessageA = GetMessageA;
GETWINDOWPLACEMENTPROC real_GetWindowPlacement = GetWindowPlacement;
ENUMDISPLAYSETTINGSAPROC real_EnumDisplaySettingsA = EnumDisplaySettingsA;
VALIDATERECTPROC real_ValidateRect = ValidateRect;
INVALIDATERECTPROC real_InvalidateRect = InvalidateRect;
GETKEYSTATEPROC real_GetKeyState = GetKeyState;
GETASYNCKEYSTATEPROC real_GetAsyncKeyState = GetAsyncKeyState;
GETDEVICECAPSPROC real_GetDeviceCaps = GetDeviceCaps;
@ -100,6 +102,8 @@ HOOKLIST g_hook_hooklist[] =
//{ "GetMessageA", (PROC)fake_GetMessageA, (PROC*)&real_GetMessageA, 0 },
{ "GetWindowPlacement", (PROC)fake_GetWindowPlacement, (PROC*)&real_GetWindowPlacement, 0 },
{ "EnumDisplaySettingsA", (PROC)fake_EnumDisplaySettingsA, (PROC*)&real_EnumDisplaySettingsA, 0 },
{ "ValidateRect", (PROC)fake_ValidateRect, (PROC*)&real_ValidateRect, 0 },
{ "InvalidateRect", (PROC)fake_InvalidateRect, (PROC*)&real_InvalidateRect, 0 },
{ "GetKeyState", (PROC)fake_GetKeyState, (PROC*)&real_GetKeyState, 0 },
{ "GetAsyncKeyState", (PROC)fake_GetAsyncKeyState, (PROC*)&real_GetAsyncKeyState, 0 },
{ "SetForegroundWindow", (PROC)fake_SetForegroundWindow, (PROC*)&real_SetForegroundWindow, 0 },

40
src/winapi_hooks.c
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@ -822,6 +822,46 @@ BOOL WINAPI fake_EnumDisplaySettingsA(LPCSTR lpszDeviceName, DWORD iModeNum, DEV
return result;
}
BOOL WINAPI fake_ValidateRect(HWND hWnd, const RECT* lpRect)
{
if (!g_ddraw.ref || !g_ddraw.width || !g_ddraw.hwnd || hWnd != g_ddraw.hwnd || !lpRect)
return real_ValidateRect(hWnd, lpRect);
RECT dst_rc;
dst_rc.left = (LONG)(roundf(lpRect->left * g_ddraw.render.scale_w));
dst_rc.top = (LONG)(roundf(lpRect->top * g_ddraw.render.scale_h));
dst_rc.bottom = (LONG)(roundf(lpRect->bottom * g_ddraw.render.scale_h));
dst_rc.right = (LONG)(roundf(lpRect->right * g_ddraw.render.scale_w));
OffsetRect(
&dst_rc,
g_ddraw.render.viewport.x,
g_ddraw.render.viewport.y);
return real_ValidateRect(hWnd, lpRect);
}
BOOL WINAPI fake_InvalidateRect(HWND hWnd, const RECT* lpRect, BOOL bErase)
{
if (!g_ddraw.ref || !g_ddraw.width || !g_ddraw.hwnd || hWnd != g_ddraw.hwnd || !lpRect)
return real_InvalidateRect(hWnd, lpRect, bErase);
RECT dst_rc;
dst_rc.left = (LONG)(roundf(lpRect->left * g_ddraw.render.scale_w));
dst_rc.top = (LONG)(roundf(lpRect->top * g_ddraw.render.scale_h));
dst_rc.bottom = (LONG)(roundf(lpRect->bottom * g_ddraw.render.scale_h));
dst_rc.right = (LONG)(roundf(lpRect->right * g_ddraw.render.scale_w));
OffsetRect(
&dst_rc,
g_ddraw.render.viewport.x,
g_ddraw.render.viewport.y);
return real_InvalidateRect(hWnd, &dst_rc, bErase);
}
SHORT WINAPI fake_GetKeyState(int nVirtKey)
{
if (g_config.windowed && g_ddraw.ref && g_ddraw.hwnd && !util_in_foreground())