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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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29
overlay_experimental/DX10_Hook.cpp
View file

@ -13,19 +13,18 @@ void DX10_Hook::hook_dx10(UINT SDKVersion)
{
if (!_hooked)
{
PRINT_DEBUG("Hooked DirectX 10\n");
_hooked = true;
Hook_Manager::Inst().FoundHook(this);
IDXGISwapChain* pSwapChain;
ID3D10Device* 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;
@ -34,19 +33,27 @@ void DX10_Hook::hook_dx10(UINT SDKVersion)
D3D10CreateDeviceAndSwapChain(NULL, D3D10_DRIVER_TYPE_HARDWARE, NULL, 0, SDKVersion, &SwapChainDesc, &pSwapChain, &pDevice);
if (pDevice != nullptr && pSwapChain != nullptr)
{
PRINT_DEBUG("Hooked DirectX 10\n");
loadFunctions(pDevice, pSwapChain);
UnhookAll();
BeginHook();
HookFuncs(
std::make_pair<void**, void*>(&(PVOID&)DX10_Hook::Present , &DX10_Hook::MyPresent),
std::make_pair<void**, void*>(&(PVOID&)DX10_Hook::ResizeTarget , &DX10_Hook::MyResizeTarget),
std::make_pair<void**, void*>(&(PVOID&)DX10_Hook::Present, &DX10_Hook::MyPresent),
std::make_pair<void**, void*>(&(PVOID&)DX10_Hook::ResizeTarget, &DX10_Hook::MyResizeTarget),
std::make_pair<void**, void*>(&(PVOID&)DX10_Hook::ResizeBuffers, &DX10_Hook::MyResizeBuffers)
);
EndHook();
pDevice->Release();
pSwapChain->Release();
}
else
{
PRINT_DEBUG("Failed to hook DirectX 10\n");
_hooked = false;
}
if(pDevice)pDevice->Release();
if(pSwapChain)pSwapChain->Release();
}
}

28
overlay_experimental/DX11_Hook.cpp
View file

@ -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);
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::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();
}
}

16
overlay_experimental/DX9_Hook.cpp
View file

@ -20,7 +20,6 @@ void DX9_Hook::hook_dx9(UINT SDKVersion)
{
if (!_hooked)
{
PRINT_DEBUG("Hooked DirectX 9\n");
_hooked = true;
Hook_Manager::Inst().FoundHook(this);
@ -36,9 +35,12 @@ void DX9_Hook::hook_dx9(UINT SDKVersion)
pD3D->CreateDeviceEx(D3DADAPTER_DEFAULT, D3DDEVTYPE_NULLREF, NULL, D3DCREATE_HARDWARE_VERTEXPROCESSING, &params, NULL, &pDeviceEx);
if (pDeviceEx != nullptr)
{
PRINT_DEBUG("Hooked DirectX 9\n");
loadFunctions(pDeviceEx);
//UnhookAll();
UnhookAll();
BeginHook();
HookFuncs(
std::make_pair<void**, void*>(&(PVOID&)Reset, &DX9_Hook::MyReset),
@ -47,9 +49,15 @@ void DX9_Hook::hook_dx9(UINT SDKVersion)
//std::make_pair<void**, void*>(&(PVOID&)EndScene, &DX9_Hook::MyEndScene)
);
EndHook();
}
else
{
PRINT_DEBUG("Failed to DirectX 9\n");
_hooked = false;
}
pDeviceEx->Release();
pD3D->Release();
if(pDeviceEx)pDeviceEx->Release();
if(pD3D)pD3D->Release();
}
}

17
overlay_experimental/OpenGL_Hook.cpp
View file

@ -19,17 +19,14 @@ void OpenGL_Hook::hook_ogl()
{
if (!_hooked)
{
PRINT_DEBUG("Hooked OpenGL\n");
_hooked = true;
Hook_Manager::Inst().FoundHook(this);
GLenum err = glewInit();
if (GLEW_OK != err)
{
/* Problem: glewInit failed, something is seriously wrong. */
PRINT_DEBUG("Error: %s\n", glewGetErrorString(err));
}
if (err == GLEW_OK)
{
PRINT_DEBUG("Hooked OpenGL\n");
UnhookAll();
BeginHook();
HookFuncs(
@ -37,6 +34,14 @@ void OpenGL_Hook::hook_ogl()
);
EndHook();
}
else
{
PRINT_DEBUG("Failed to hook OpenGL\n");
/* Problem: glewInit failed, something is seriously wrong. */
PRINT_DEBUG("Error: %s\n", glewGetErrorString(err));
_hooked = false;
}
}
}
void OpenGL_Hook::resetRenderState()