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fix how the rendertarget hook works.

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snowie2000 2024-10-08 15:43:56 +08:00
parent 165011e8de
commit f2369cefa3
1 changed files with 3 additions and 24 deletions
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27
directwrite.cpp
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@ -36,7 +36,7 @@ void MyDebug(const TCHAR * sz, ...)
struct ComMethodHooker {
// The target function if it has been hooked
BOOL (*lpGetTargetFunc)();
BOOL (*lpIsHooked)();
// The method the vftable refers to
void*(*lpGetMethod)(IUnknown* obj);
// Hook the method
@ -46,9 +46,6 @@ struct ComMethodHooker {
#define COM_METHOD_HOOKER(type, name, index) ComMethodHooker { \
[]() -> BOOL { \
return ISHOOKED(name); \
/*if (!ISHOOKED(name)) \
return NULL; \
return HOOK_##name.Link->TargetProc;*/ \
}, \
[](IUnknown* obj) -> void* { \
return (*reinterpret_cast<void***>(obj))[index]; \
@ -404,25 +401,7 @@ void HookRenderTargetMethod(
ComMethodHooker methodHookers[]
) {
void* method = methodHookers[hookCategory].lpGetMethod(pD2D1RenderTarget);
if (D2D1_RENDER_TARGET_CATEGORY != hookCategory) {
BOOL target = methodHookers[D2D1_RENDER_TARGET_CATEGORY].lpGetTargetFunc();
if (target) {
return;
}
}
if (D2D1_RENDER_TARGET1_CATEGORY != hookCategory) {
BOOL target = methodHookers[D2D1_RENDER_TARGET1_CATEGORY].lpGetTargetFunc();
if (target) {
return;
}
}
if (D2D1_DEVICE_CONTEXT_CATEGORY != hookCategory) {
BOOL target = methodHookers[D2D1_DEVICE_CONTEXT_CATEGORY].lpGetTargetFunc();
if (target) {
return;
}
}
if (!method || methodHookers[hookCategory].lpIsHooked()) return; // fn is not available or already hooked
methodHookers[hookCategory].lpHookFunc(pD2D1RenderTarget);
}
@ -501,7 +480,7 @@ void HookRenderTarget(
};
if (hookCategory == D2D1_RENDER_TARGET_CATEGORY) {
static bool loaded1 = [&] {
static bool loaded1 = [&] {
CCriticalSectionLock __lock(CCriticalSectionLock::CS_DWRITE);
HookRenderTargetMethod(pD2D1RenderTarget, hookCategory, hookDrawText);
HookRenderTargetMethod(pD2D1RenderTarget, hookCategory, hookDrawGlyphRun);