patate/DevourClient
1
1
Fork 0
Code Issues 7 Pull Requests 1 Actions Packages Projects Releases 24 Wiki Activity

Windowed GUI rendering #51

Merged
KnucklesB merged 2 commits from windowed-GUI-rendering into V2_recode 2024-06-12 13:47:42 +00:00
Conversation 1 Commits 2 Files Changed 1 +47 -10
1 changed files with 47 additions and 10 deletions
Download Patch File Download Diff File Expand all files Collapse all files

57
user/hooks/hooks.cpp
View File

@@ -687,21 +687,32 @@ HRESULT __stdcall hookD3D11Present(IDXGISwapChain* pSwapChain, UINT SyncInterval
pSwapChain->GetDesc(&sd);
window = sd.OutputWindow;
ID3D11Texture2D* pBackBuffer;
pSwapChain->GetBuffer(0, __uuidof(ID3D11Texture2D), (LPVOID*)&pBackBuffer);
pDevice->CreateRenderTargetView(pBackBuffer, NULL, &mainRenderTargetViewD3D11);
pBackBuffer->Release();
oWndProc = (WNDPROC)SetWindowLongPtr(window, GWLP_WNDPROC, (LONG_PTR)WndProc);
auto context = ImGui::CreateContext();
ImGui::SetCurrentContext(context);
InitStyle();
ImGui_ImplWin32_Init(window);
ImGui_ImplDX11_Init(pDevice, pContext);
initonce = true;
if (SUCCEEDED(pSwapChain->GetBuffer(0, __uuidof(ID3D11Texture2D), (LPVOID*)&pBackBuffer))) {
pDevice->CreateRenderTargetView(pBackBuffer, NULL, &mainRenderTargetViewD3D11);
pBackBuffer->Release();
oWndProc = (WNDPROC)SetWindowLongPtr(window, GWLP_WNDPROC, (LONG_PTR)WndProc);
ImGui::CreateContext();
ImGuiIO& io = ImGui::GetIO(); (void)io;
InitStyle();
ImGui_ImplWin32_Init(window);
ImGui_ImplDX11_Init(pDevice, pContext);
initonce = true;
}
else {
return phookD3D11Present(pSwapChain, SyncInterval, Flags);
}
}
else
return phookD3D11Present(pSwapChain, SyncInterval, Flags);
}
if (mainRenderTargetViewD3D11) {
pContext->OMSetRenderTargets(1, &mainRenderTargetViewD3D11, NULL);
}
if (GetKeyDown(KeyCode::Insert)) {
pressed = true;
}
@@ -750,10 +761,32 @@ HRESULT __stdcall hookD3D11Present(IDXGISwapChain* pSwapChain, UINT SyncInterval
return phookD3D11Present(pSwapChain, SyncInterval, Flags);
}
typedef HRESULT(__stdcall* D3D11ResizeBuffersHook)(IDXGISwapChain* pSwapChain, UINT BufferCount, UINT Width, UINT Height, DXGI_FORMAT NewFormat, UINT SwapChainFlags);
DWORD_PTR* pSwapChainVtable = NULL;
DWORD_PTR* pContextVTable = NULL;
DWORD_PTR* pDeviceVTable = NULL;
IDXGISwapChain* pSwapChain;
D3D11ResizeBuffersHook phookResizeBuffers = NULL;
HRESULT __stdcall hookResizeBuffers(IDXGISwapChain* pSwapChain, UINT BufferCount, UINT Width, UINT Height, DXGI_FORMAT NewFormat, UINT SwapChainFlags) {
if (mainRenderTargetViewD3D11) {
mainRenderTargetViewD3D11->Release();
mainRenderTargetViewD3D11 = NULL;
}
HRESULT hr = phookResizeBuffers(pSwapChain, BufferCount, Width, Height, NewFormat, SwapChainFlags);
ID3D11Texture2D* pBackBuffer;
if (SUCCEEDED(hr) && SUCCEEDED(pSwapChain->GetBuffer(0, __uuidof(ID3D11Texture2D), (LPVOID*)&pBackBuffer))) {
pDevice->CreateRenderTargetView(pBackBuffer, NULL, &mainRenderTargetViewD3D11);
pBackBuffer->Release();
}
return hr;
}
bool HookDX11() {
HMODULE hDXGIDLL = GetModuleHandle(L"dxgi.dll");
while (!hDXGIDLL) {
@@ -827,6 +860,10 @@ bool HookDX11() {
if (MH_CreateHook((DWORD_PTR*)pSwapChainVtable[8], hookD3D11Present, reinterpret_cast<void**>(&phookD3D11Present)) != MH_OK) { return false; }
if (MH_EnableHook((DWORD_PTR*)pSwapChainVtable[8]) != MH_OK) { return false; }
if (MH_CreateHook((DWORD_PTR*)pSwapChainVtable[13], hookResizeBuffers, reinterpret_cast<void**>(&phookResizeBuffers)) != MH_OK) { return false; }
if (MH_EnableHook((DWORD_PTR*)pSwapChainVtable[13]) != MH_OK) { return false; }
DWORD dwOld;
VirtualProtect(phookD3D11Present, 2, PAGE_EXECUTE_READWRITE, &dwOld);