diff options
| author | bruvzg <7645683+bruvzg@users.noreply.github.com> | 2022-09-03 13:40:53 +0300 |
|---|---|---|
| committer | bruvzg <7645683+bruvzg@users.noreply.github.com> | 2022-09-03 19:16:03 +0300 |
| commit | 57829b7cc4e3a61be3bbbaeff59410becc1b0850 (patch) | |
| tree | 98d7bfb9e58e67fa90a9d57573dab36133b45983 /platform/windows | |
| parent | b8977ca333fd0334669de0253f86abf6d401256a (diff) | |
Re-enable per-pixel transparency support on Linux, macOS, and Windows (for Vulkan and OpenGL rendering drivers).
Diffstat (limited to 'platform/windows')
| -rw-r--r-- | platform/windows/display_server_windows.cpp | 25 | ||||
| -rw-r--r-- | platform/windows/display_server_windows.h | 5 |
2 files changed, 23 insertions, 7 deletions
diff --git a/platform/windows/display_server_windows.cpp b/platform/windows/display_server_windows.cpp index 6530846c15..b4949de3f7 100644 --- a/platform/windows/display_server_windows.cpp +++ b/platform/windows/display_server_windows.cpp @@ -1312,7 +1312,28 @@ void DisplayServerWindows::window_set_flag(WindowFlags p_flag, bool p_enabled, W _update_window_style(p_window); } break; case WINDOW_FLAG_TRANSPARENT: { - // FIXME: Implement. + if (p_enabled) { + //enable per-pixel alpha + + DWM_BLURBEHIND bb = { 0 }; + HRGN hRgn = CreateRectRgn(0, 0, -1, -1); + bb.dwFlags = DWM_BB_ENABLE | DWM_BB_BLURREGION; + bb.hRgnBlur = hRgn; + bb.fEnable = TRUE; + DwmEnableBlurBehindWindow(wd.hWnd, &bb); + + wd.layered_window = true; + } else { + //disable per-pixel alpha + wd.layered_window = false; + + DWM_BLURBEHIND bb = { 0 }; + HRGN hRgn = CreateRectRgn(0, 0, -1, -1); + bb.dwFlags = DWM_BB_ENABLE | DWM_BB_BLURREGION; + bb.hRgnBlur = hRgn; + bb.fEnable = FALSE; + DwmEnableBlurBehindWindow(wd.hWnd, &bb); + } } break; case WINDOW_FLAG_NO_FOCUS: { wd.no_focus = p_enabled; @@ -1344,7 +1365,7 @@ bool DisplayServerWindows::window_get_flag(WindowFlags p_flag, WindowID p_window return wd.always_on_top; } break; case WINDOW_FLAG_TRANSPARENT: { - // FIXME: Implement. + return wd.layered_window; } break; case WINDOW_FLAG_NO_FOCUS: { return wd.no_focus; diff --git a/platform/windows/display_server_windows.h b/platform/windows/display_server_windows.h index afdf78b380..dbc9821970 100644 --- a/platform/windows/display_server_windows.h +++ b/platform/windows/display_server_windows.h @@ -352,7 +352,6 @@ class DisplayServerWindows : public DisplayServer { struct WindowData { HWND hWnd; - //layered window Vector<Vector2> mpath; @@ -392,10 +391,6 @@ class DisplayServerWindows : public DisplayServer { Vector2 last_tilt; bool last_pen_inverted = false; - HBITMAP hBitmap; //DIB section for layered window - uint8_t *dib_data = nullptr; - Size2 dib_size; - HDC hDC_dib; Size2 min_size; Size2 max_size; int width = 0, height = 0; |