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Added error checks for renderer hooks

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Added errors checks but there are no error correction, If it fails your won't have any overlay at all.
This commit is contained in:
Nemirtingas 2019-08-02 09:07:53 +02:00
parent 3a0d9c55c1
commit 7137fae413
4 changed files with 85 additions and 57 deletions
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42
overlay_experimental/DX11_Hook.cpp
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@ -23,19 +23,18 @@ void DX11_Hook::hook_dx11(UINT SDKVersion)
{
if (!_hooked)
{
PRINT_DEBUG("Hooked DirectX 11\n");
_hooked = true;
Hook_Manager::Inst().FoundHook(this);
IDXGISwapChain* pSwapChain;
ID3D11Device* pDevice;
DXGI_SWAP_CHAIN_DESC SwapChainDesc = {};
SwapChainDesc.BufferCount = 2;
SwapChainDesc.BufferDesc.Width = 800;
SwapChainDesc.BufferDesc.Height = 600;
SwapChainDesc.BufferCount = 1;
SwapChainDesc.BufferDesc.Width = 1;
SwapChainDesc.BufferDesc.Height = 1;
SwapChainDesc.BufferDesc.Format = DXGI_FORMAT_R8G8B8A8_UNORM;
SwapChainDesc.BufferDesc.RefreshRate.Numerator = 60;
SwapChainDesc.BufferDesc.RefreshRate.Denominator = 1;
SwapChainDesc.BufferDesc.RefreshRate.Numerator = 0;
SwapChainDesc.BufferDesc.RefreshRate.Denominator = 0;
SwapChainDesc.BufferUsage = DXGI_USAGE_RENDER_TARGET_OUTPUT;
SwapChainDesc.OutputWindow = GetForegroundWindow();
SwapChainDesc.SampleDesc.Count = 1;
@ -44,19 +43,28 @@ void DX11_Hook::hook_dx11(UINT SDKVersion)
D3D11CreateDeviceAndSwapChain(NULL, D3D_DRIVER_TYPE_HARDWARE, NULL, 0, NULL, NULL, SDKVersion, &SwapChainDesc, &pSwapChain, &pDevice, NULL, NULL);
loadFunctions(pDevice, pSwapChain);
if (pDevice != nullptr && pSwapChain != nullptr)
{
PRINT_DEBUG("Hooked DirectX 11\n");
loadFunctions(pDevice, pSwapChain);
UnhookAll();
BeginHook();
HookFuncs(
std::make_pair<void**, void*>(&(PVOID&)DX11_Hook::Present , &DX11_Hook::MyPresent),
std::make_pair<void**, void*>(&(PVOID&)DX11_Hook::ResizeTarget , &DX11_Hook::MyResizeTarget),
std::make_pair<void**, void*>(&(PVOID&)DX11_Hook::ResizeBuffers, &DX11_Hook::MyResizeBuffers)
);
EndHook();
UnhookAll();
BeginHook();
HookFuncs(
std::make_pair<void**, void*>(&(PVOID&)DX11_Hook::Present, &DX11_Hook::MyPresent),
std::make_pair<void**, void*>(&(PVOID&)DX11_Hook::ResizeTarget, &DX11_Hook::MyResizeTarget),
std::make_pair<void**, void*>(&(PVOID&)DX11_Hook::ResizeBuffers, &DX11_Hook::MyResizeBuffers)
);
EndHook();
}
else
{
PRINT_DEBUG("Failed to hook DirectX 11\n");
_hooked = false;
}
pDevice->Release();
pSwapChain->Release();
if(pDevice) pDevice->Release();
if(pSwapChain) pSwapChain->Release();
}
}