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allocate application on heap instead of stack and delete it

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This prevents problems with Vulkan debug layers that don't like
Vulkan calls to happen during C++ app shutdown.
This commit is contained in:
Dennis Brakhane
2026-01-19 10:53:54 +01:00
parent 90228d22b1
commit 2ebee47c4b
8 changed files with 123 additions and 97 deletions
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Samples/Example_ImGui_Docking/main_Windows.cpp
+11 -10
View File
@@ -12,7 +12,7 @@
HINSTANCE hInst; // current instance
WCHAR szTitle[MAX_LOADSTRING]; // The title bar text
WCHAR szWindowClass[MAX_LOADSTRING]; // the main window class name
Example_ImGui example_imgui;
Example_ImGui* example_imgui;
// Forward declarations of functions included in this code module:
ATOM MyRegisterClass(HINSTANCE hInstance);
@@ -28,6 +28,7 @@ int APIENTRY wWinMain(_In_ HINSTANCE hInstance,
UNREFERENCED_PARAMETER(hPrevInstance);
UNREFERENCED_PARAMETER(lpCmdLine);
example_imgui = new Example_ImGui();
// TODO: Place code here.
BOOL dpi_success = SetProcessDpiAwarenessContext(DPI_AWARENESS_CONTEXT_PER_MONITOR_AWARE_V2);
@@ -59,11 +60,11 @@ int APIENTRY wWinMain(_In_ HINSTANCE hInstance,
}
else {
example_imgui.Run();
example_imgui->Run();
}
}
delete example_imgui;
return (int) msg.wParam;
}
@@ -117,14 +118,14 @@ BOOL InitInstance(HINSTANCE hInstance, int nCmdShow)
HWND hWnd = CreateWindowW(szWindowClass, szTitle, WS_OVERLAPPEDWINDOW,
rect.left, rect.top, rect.right - rect.left, rect.bottom - rect.top, nullptr, nullptr, hInstance, nullptr);
if (!hWnd)
{
return FALSE;
}
example_imgui.allow_hdr = false; // Imgui doesn't support HDR
example_imgui.SetWindow(hWnd);
example_imgui->allow_hdr = false; // Imgui doesn't support HDR
example_imgui->SetWindow(hWnd);
ShowWindow(hWnd, nCmdShow);
UpdateWindow(hWnd);
@@ -171,8 +172,8 @@ LRESULT CALLBACK WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
break;
case WM_SIZE:
case WM_DPICHANGED:
if (example_imgui.is_window_active)
example_imgui.SetWindow(hWnd);
if (example_imgui->is_window_active)
example_imgui->SetWindow(hWnd);
break;
case WM_CHAR:
switch (wParam)
@@ -194,10 +195,10 @@ LRESULT CALLBACK WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
wi::input::rawinput::ParseMessage((void*)lParam);
break;
case WM_KILLFOCUS:
example_imgui.is_window_active = false;
example_imgui->is_window_active = false;
break;
case WM_SETFOCUS:
example_imgui.is_window_active = true;
example_imgui->is_window_active = true;
break;
case WM_PAINT:
{