Update ImGui UWP implementation

Author: TheMostDiligent

Imgui/src/ImGuiImplUWP.cpp

@@ -1,5 +1,5 @@
 /*
- *  Copyright 2019-2023 Diligent Graphics LLC
+ *  Copyright 2019-2025 Diligent Graphics LLC
  *  Copyright 2015-2019 Egor Yusov
  *
  *  Licensed under the Apache License, Version 2.0 (the "License");
@@ -51,30 +51,6 @@ ImGuiImplUWP::ImGuiImplUWP(const ImGuiDiligentCreateInfo& CI) :
     // Setup back-end capabilities flags
     ImGuiIO& io            = ImGui::GetIO();
     io.BackendPlatformName = "imgui_impl_uwp";
-
-    // Keyboard mapping. ImGui will use those indices to peek into the io.KeysDown[] array that we will update during the application lifetime.
-    io.KeyMap[ImGuiKey_Tab]         = VK_TAB;
-    io.KeyMap[ImGuiKey_LeftArrow]   = VK_LEFT;
-    io.KeyMap[ImGuiKey_RightArrow]  = VK_RIGHT;
-    io.KeyMap[ImGuiKey_UpArrow]     = VK_UP;
-    io.KeyMap[ImGuiKey_DownArrow]   = VK_DOWN;
-    io.KeyMap[ImGuiKey_PageUp]      = VK_PRIOR;
-    io.KeyMap[ImGuiKey_PageDown]    = VK_NEXT;
-    io.KeyMap[ImGuiKey_Home]        = VK_HOME;
-    io.KeyMap[ImGuiKey_End]         = VK_END;
-    io.KeyMap[ImGuiKey_Insert]      = VK_INSERT;
-    io.KeyMap[ImGuiKey_Delete]      = VK_DELETE;
-    io.KeyMap[ImGuiKey_Backspace]   = VK_BACK;
-    io.KeyMap[ImGuiKey_Space]       = VK_SPACE;
-    io.KeyMap[ImGuiKey_Enter]       = VK_RETURN;
-    io.KeyMap[ImGuiKey_Escape]      = VK_ESCAPE;
-    io.KeyMap[ImGuiKey_KeyPadEnter] = VK_RETURN;
-    io.KeyMap[ImGuiKey_A]           = 'A';
-    io.KeyMap[ImGuiKey_C]           = 'C';
-    io.KeyMap[ImGuiKey_V]           = 'V';
-    io.KeyMap[ImGuiKey_X]           = 'X';
-    io.KeyMap[ImGuiKey_Y]           = 'Y';
-    io.KeyMap[ImGuiKey_Z]           = 'Z';
 }
 
 ImGuiImplUWP::~ImGuiImplUWP()
@@ -86,7 +62,6 @@ void ImGuiImplUWP::NewFrame(Uint32            RenderSurfaceWidth,
                             SURFACE_TRANSFORM SurfacePreTransform)
 {
     ImGuiIO& io = ImGui::GetIO();
-    IM_ASSERT(io.Fonts->IsBuilt() && "Font atlas not built! It is generally built by the renderer back-end. Missing call to renderer _NewFrame() function? e.g. ImGui_ImplOpenGL3_NewFrame().");
 
     io.DisplaySize = ImVec2(static_cast<float>(RenderSurfaceWidth), static_cast<float>(RenderSurfaceHeight));