Use ImGui new default dark/light style instead setting it up.

examples/common/imgui/imgui.cpp

@@ -323,69 +323,16 @@ struct OcornutImguiContext
 		// Doug Binks' darl color scheme
 		// https://gist.github.com/dougbinks/8089b4bbaccaaf6fa204236978d165a9
 		ImGuiStyle& style = ImGui::GetStyle();
-
-		style.FrameRounding = 4.0f;
-
-		// light style from Pacome Danhiez (user itamago)
-		// https://github.com/ocornut/imgui/pull/511#issuecomment-175719267
-		style.Colors[ImGuiCol_Text]                  = ImVec4(0.00f, 0.00f, 0.00f, 1.00f);
-		style.Colors[ImGuiCol_TextDisabled]          = ImVec4(0.60f, 0.60f, 0.60f, 1.00f);
-		style.Colors[ImGuiCol_WindowBg]              = ImVec4(0.94f, 0.94f, 0.94f, 1.00f);
-		style.Colors[ImGuiCol_ChildWindowBg]         = ImVec4(0.00f, 0.00f, 0.00f, 0.00f);
-		style.Colors[ImGuiCol_Border]                = ImVec4(0.00f, 0.00f, 0.00f, 0.39f);
-		style.Colors[ImGuiCol_BorderShadow]          = ImVec4(1.00f, 1.00f, 1.00f, 0.10f);
-		style.Colors[ImGuiCol_FrameBg]               = ImVec4(1.00f, 1.00f, 1.00f, 1.00f);
-		style.Colors[ImGuiCol_FrameBgHovered]        = ImVec4(0.26f, 0.59f, 0.98f, 0.40f);
-		style.Colors[ImGuiCol_FrameBgActive]         = ImVec4(0.26f, 0.59f, 0.98f, 0.67f);
-		style.Colors[ImGuiCol_TitleBg]               = ImVec4(0.96f, 0.96f, 0.96f, 1.00f);
-		style.Colors[ImGuiCol_TitleBgCollapsed]      = ImVec4(1.00f, 1.00f, 1.00f, 0.51f);
-		style.Colors[ImGuiCol_TitleBgActive]         = ImVec4(0.82f, 0.82f, 0.82f, 1.00f);
-		style.Colors[ImGuiCol_MenuBarBg]             = ImVec4(0.86f, 0.86f, 0.86f, 1.00f);
-		style.Colors[ImGuiCol_ScrollbarBg]           = ImVec4(0.98f, 0.98f, 0.98f, 0.53f);
-		style.Colors[ImGuiCol_ScrollbarGrab]         = ImVec4(0.69f, 0.69f, 0.69f, 0.80f);
-		style.Colors[ImGuiCol_ScrollbarGrabHovered]  = ImVec4(0.49f, 0.49f, 0.49f, 0.80f);
-		style.Colors[ImGuiCol_ScrollbarGrabActive]   = ImVec4(0.49f, 0.49f, 0.49f, 1.00f);
-		style.Colors[ImGuiCol_CheckMark]             = ImVec4(0.26f, 0.59f, 0.98f, 1.00f);
-		style.Colors[ImGuiCol_SliderGrab]            = ImVec4(0.26f, 0.59f, 0.98f, 0.78f);
-		style.Colors[ImGuiCol_SliderGrabActive]      = ImVec4(0.26f, 0.59f, 0.98f, 1.00f);
-		style.Colors[ImGuiCol_Button]                = ImVec4(0.26f, 0.59f, 0.98f, 0.40f);
-		style.Colors[ImGuiCol_ButtonHovered]         = ImVec4(0.26f, 0.59f, 0.98f, 1.00f);
-		style.Colors[ImGuiCol_ButtonActive]          = ImVec4(0.06f, 0.53f, 0.98f, 1.00f);
-		style.Colors[ImGuiCol_Header]                = ImVec4(0.26f, 0.59f, 0.98f, 0.31f);
-		style.Colors[ImGuiCol_HeaderHovered]         = ImVec4(0.26f, 0.59f, 0.98f, 0.80f);
-		style.Colors[ImGuiCol_HeaderActive]          = ImVec4(0.26f, 0.59f, 0.98f, 1.00f);
-		style.Colors[ImGuiCol_Separator]             = ImVec4(0.39f, 0.39f, 0.39f, 1.00f);
-		style.Colors[ImGuiCol_SeparatorHovered]      = ImVec4(0.26f, 0.59f, 0.98f, 0.78f);
-		style.Colors[ImGuiCol_SeparatorActive]       = ImVec4(0.26f, 0.59f, 0.98f, 1.00f);
-		style.Colors[ImGuiCol_ResizeGrip]            = ImVec4(1.00f, 1.00f, 1.00f, 0.50f);
-		style.Colors[ImGuiCol_ResizeGripHovered]     = ImVec4(0.26f, 0.59f, 0.98f, 0.67f);
-		style.Colors[ImGuiCol_ResizeGripActive]      = ImVec4(0.26f, 0.59f, 0.98f, 0.95f);
-		style.Colors[ImGuiCol_CloseButton]           = ImVec4(0.59f, 0.59f, 0.59f, 0.50f);
-		style.Colors[ImGuiCol_CloseButtonHovered]    = ImVec4(0.98f, 0.39f, 0.36f, 1.00f);
-		style.Colors[ImGuiCol_CloseButtonActive]     = ImVec4(0.98f, 0.39f, 0.36f, 1.00f);
-		style.Colors[ImGuiCol_PlotLines]             = ImVec4(0.39f, 0.39f, 0.39f, 1.00f);
-		style.Colors[ImGuiCol_PlotLinesHovered]      = ImVec4(1.00f, 0.43f, 0.35f, 1.00f);
-		style.Colors[ImGuiCol_PlotHistogram]         = ImVec4(0.90f, 0.70f, 0.00f, 1.00f);
-		style.Colors[ImGuiCol_PlotHistogramHovered]  = ImVec4(1.00f, 0.60f, 0.00f, 1.00f);
-		style.Colors[ImGuiCol_TextSelectedBg]        = ImVec4(0.26f, 0.59f, 0.98f, 0.35f);
-		style.Colors[ImGuiCol_PopupBg]               = ImVec4(1.00f, 1.00f, 1.00f, 0.94f);
-		style.Colors[ImGuiCol_ModalWindowDarkening]  = ImVec4(0.20f, 0.20f, 0.20f, 0.35f);
-
 		if (_dark)
 		{
-			for (int i = 0; i <= ImGuiCol_COUNT; i++)
-			{
-				ImVec4& col = style.Colors[i];
-				float H, S, V;
-				ImGui::ColorConvertRGBtoHSV( col.x, col.y, col.z, H, S, V );
-
-				if( S < 0.1f )
-				{
-					V = 1.0f - V;
-				}
-				ImGui::ColorConvertHSVtoRGB( H, S, V, col.x, col.y, col.z );
-			}
+			ImGui::StyleColorsDark(&style);
 		}
+		else
+		{
+			ImGui::StyleColorsLight(&style);
+		}
+
+		style.FrameRounding = 4.0f;
 	}
 
 	void beginFrame(