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Addendum to #2635. Add support for multi-viewports in SDL+DX!! example. making all Win32-centric back-ends handle PlatformHandleRaw. Using the field to use/store the HWND for internal purpose in SDL/GLFW back-ends. (#1542)

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omar
2019-06-18 23:35:48 +02:00
parent 3e8eebfbec
commit adbbd17cb6
11 changed files with 79 additions and 53 deletions
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4
examples/imgui_impl_dx10.cpp
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@@ -553,7 +553,9 @@ static void ImGui_ImplDX10_CreateWindow(ImGuiViewport* viewport)
ImGuiViewportDataDx10* data = IM_NEW(ImGuiViewportDataDx10)();
viewport->RendererUserData = data;
HWND hwnd = (HWND)viewport->PlatformHandle;
// PlatformHandleRaw should always be a HWND, whereas PlatformHandle might be a higher-level handle (e.g. GLFWWindow*, SDL_Window*).
// Some back-ends will leave PlatformHandleRaw NULL, in which case we assume PlatformHandle will contain the HWND.
HWND hwnd = viewport->PlatformHandleRaw ? (HWND)viewport->PlatformHandleRaw : (HWND)viewport->PlatformHandle;
IM_ASSERT(hwnd != 0);
// Create swap chain