mirror/imgui
1
0
Fork 0
mirror of https://github.com/ocornut/imgui.git synced 2026-02-09 04:50:11 +00:00
Code Activity

Examples: DPI awareness on Win32 OpenGL

Browse source
This commit is contained in:
Soph 2025-11-20 04:30:44 +00:00
parent 4ab86e1d61
commit 10fca0e8b1
3 changed files with 39 additions and 11 deletions
Download patch file Download diff file Expand all files Collapse all files

4
examples/example_win32_opengl3/main.cpp
View file

@ -30,14 +30,14 @@ static int g_Height;
// Forward declarations of helper functions
bool CreateDeviceWGL(HWND hWnd, WGL_WindowData* data);
void CleanupDeviceWGL(HWND hWnd, WGL_WindowData* data);
void ResetDeviceWGL();
LRESULT WINAPI WndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam);
// Main code
int main(int, char**)
{
// Make process DPI aware and obtain main monitor scale
//ImGui_ImplWin32_EnableDpiAwareness(); // FIXME: This somehow doesn't work in the Win32+OpenGL example. Why?
// https://learn.microsoft.com/en-us/windows/win32/hidpi/setting-the-default-dpi-awareness-for-a-process
// ImGui_ImplWin32_EnableDpiAwareness(); // This is already set in the manifest so the call will fail, but leaving it for completeness.
float main_scale = ImGui_ImplWin32_GetDpiScaleForMonitor(::MonitorFromPoint(POINT{ 0, 0 }, MONITOR_DEFAULTTOPRIMARY));
// Create application window