Added renderer api switch dropdown (#775)

* Added renderer api switch

* Joined backend api and names into a pair

* Added close button on input editor

libultraship/libultraship/ImGuiImpl.cpp

@@ -68,6 +68,7 @@ namespace SohImGui {
     static ImVector<ImRect> s_GroupPanelLabelStack;
     bool p_open = false;
     bool needs_save = false;
+    int lastBackendID = 0;
 
     const char* filters[3] = {
         "Three-Point",
@@ -75,6 +76,14 @@ namespace SohImGui {
         "None"
     };
 
+    std::pair<const char*, const char*> backends[] = {
+#ifdef _WIN32
+        { "dx11", "DirectX" },
+#endif
+        { "sdl", "OpenGL" }
+    };
+
+
     const char* powers[9] = {
         "Vanilla (1x)",
         "Double (2x)",
@@ -91,6 +100,21 @@ namespace SohImGui {
     std::map<std::string, std::vector<std::string>> windowCategories;
     std::map<std::string, CustomWindow> customWindows;
 
+    int GetBackendID(std::shared_ptr<Mercury> cfg) {
+        std::string backend = cfg->getString("Window.GfxBackend");
+        if (backend.empty()) {
+            return 0;
+        }
+
+        for (size_t i = 0; i < (sizeof(backends) / sizeof(backends[0])); i++) {
+            if(backend == backends[i].first) {
+				return i;
+			}
+        }
+
+        return 0;
+    }
+
     int ClampFloatToInt(float value, int min, int max) {
         return fmin(fmax(value, min), max);
     }
@@ -315,6 +339,8 @@ namespace SohImGui {
         io = &ImGui::GetIO();
         io->ConfigFlags |= ImGuiConfigFlags_DockingEnable;
         io->Fonts->AddFontDefault();
+
+        lastBackendID = GetBackendID(GlobalCtx2::GetInstance()->GetConfig());
         if (CVar_GetS32("gOpenMenuBar", 0) != 1) {
             SohImGui::overlay->TextDrawNotification(30.0f, true, "Press F1 to access enhancements menu");
         }
@@ -653,6 +679,8 @@ namespace SohImGui {
         ImGui::NewFrame();
 
         const std::shared_ptr<Window> wnd = GlobalCtx2::GetInstance()->GetWindow();
+        const std::shared_ptr<Mercury> pConf = GlobalCtx2::GetInstance()->GetConfig();
+
         ImGuiWindowFlags window_flags = ImGuiWindowFlags_NoDocking | ImGuiWindowFlags_NoBackground |
             ImGuiWindowFlags_NoTitleBar | ImGuiWindowFlags_NoCollapse | ImGuiWindowFlags_NoMove |
             ImGuiWindowFlags_NoBringToFrontOnFocus | ImGuiWindowFlags_NoNavFocus | ImGuiWindowFlags_NoResize;
@@ -822,6 +850,18 @@ namespace SohImGui {
                         "to do CPU + GPU work in time.");
                 }
 
+
+                ImGui::Text("Renderer API (Needs reload)");
+                if (ImGui::BeginCombo("##RApi", backends[lastBackendID].second)) {
+                    for (uint8_t i = 0; i < sizeof(backends) / sizeof(backends[0]); i++) {
+                        if (ImGui::Selectable(backends[i].second, i == lastBackendID)) {
+                            pConf->setString("Window.GfxBackend", backends[i].first);
+                            lastBackendID = i;
+                        }
+                    }
+                    ImGui::EndCombo();
+                }
+
                 EXPERIMENTAL();
                 ImGui::Text("Texture Filter (Needs reload)");
                 EnhancementCombobox("gTextureFilter", filters, 3, 0);

libultraship/libultraship/InputEditor.cpp

@@ -5,6 +5,7 @@
 #include "ImGuiImpl.h"
 #include "Utils/StringHelper.h"
 #include "Lib/ImGui/imgui_internal.h"
+#include "Cvar.h"
 
 namespace Ship {
 
@@ -249,13 +250,14 @@ namespace Ship {
 
 		if (!this->Opened) {
 			BtnReading = -1;
+			CVar_SetS32("gControllerConfigurationEnabled", 0);
 			return;
 		}
 
 		ImGui::SetNextWindowSizeConstraints(ImVec2(641, 250), ImVec2(1200, 290));
 		//OTRTODO: Disable this stupid workaround ( ReadRawPress() only works when the window is on the main viewport )
 		ImGui::SetNextWindowViewport(ImGui::GetMainViewport()->ID);
-		ImGui::Begin("Controller Configuration", nullptr, ImGuiWindowFlags_NoResize | ImGuiWindowFlags_AlwaysAutoResize);
+		ImGui::Begin("Controller Configuration", &this->Opened, ImGuiWindowFlags_NoResize | ImGuiWindowFlags_AlwaysAutoResize);
 
 		ImGui::BeginTabBar("##Controllers");