Win32 透明窗口 / 点击穿透 实现
glfw
imgui
TransparentWindow
Add DirectComposition sample #2129
Windows with C++ : Embracing the Windows Composition Engine
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[随笔]关于如何实现鼠标穿透窗口和窗口半透明
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How do I clear a Direct2D render target to fully transparent
Make a win32 window transparent to messages (click, touch, keyboard)
Win32: How do I make an HWND transparent to clicks?
Like the cake, WS_EX_TRANSPARENT is a lie, or at least not the entire truth
How do I create a simple transparent window in Win32?