Game list

src/frontend/imgui/Settings.cpp

@@ -0,0 +1,124 @@
+#include <Settings.hpp>
+#include <fstream>
+#include <filesystem>
+#include <utilities.hpp>
+#include <nfd.h>
+
+using namespace std::filesystem;
+
+Settings::Settings(n64::Core& core) {
+  auto modes = std::fstream::in | std::fstream::out;
+  auto fileExists = exists("resources/settings.json");
+  if(!fileExists) {
+    modes |= std::fstream::trunc;
+  }
+  std::fstream settingsFile{"resources/settings.json", modes};
+  if(fileExists) {
+    settings = json::parse(settingsFile);
+    auto entryCpuType = settings["cpu"]["type"];
+    if(!entryCpuType.empty()) {
+      cpuType = entryCpuType.get<std::string>();
+      if(cpuType == "dynarec") {
+        core.cpuType = n64::CpuType::Dynarec;
+      } else if(cpuType == "interpreter") {
+        core.cpuType = n64::CpuType::Interpreter;
+      } else {
+        util::panic("Unrecognized cpu type: {}\n", cpuType);
+      }
+    } else {
+      settingsFile.clear();
+      settings["cpu"]["type"] = "interpreter";
+      settingsFile << settings;
+      core.cpuType = n64::CpuType::Interpreter;
+    }
+
+    checkjsonentry(volumeR, float, "audio", "volumeR", 0.5);
+    checkjsonentry(volumeL, float, "audio", "volumeL", 0.5);
+    checkjsonentry(lockChannels, bool, "audio", "lockChannels", true);
+    checkjsonentry(gamesDir, std::string, "general", "gamesDir", "");
+  } else {
+    settings["general"]["gamesDir"] = "";
+    settings["cpu"]["type"] = "interpreter";
+    settings["audio"]["volumeR"] = 0.5;
+    settings["audio"]["volumeL"] = 0.5;
+    settings["audio"]["lockChannels"] = true;
+
+    core.cpuType = n64::CpuType::Interpreter;
+    volumeR = 0.5;
+    volumeL = 0.5;
+    lockChannels = true;
+    gamesDir = "";
+
+    settingsFile << settings;
+  }
+
+  settingsFile.close();
+}
+
+Settings::~Settings() {
+  auto modes = std::fstream::out;
+  auto fileExists = exists("resources/settings.json");
+  if(fileExists) {
+    modes |= std::fstream::trunc;
+
+    std::fstream settingsFile{"resources/settings.json", modes};
+
+    settings["general"]["gamesDir"] = gamesDir;
+    settings["cpu"]["type"] = cpuType;
+    settings["audio"]["volumeR"] = volumeR;
+    settings["audio"]["volumeL"] = volumeL;
+    settings["audio"]["lockChannels"] = lockChannels;
+    settingsFile << settings;
+    settingsFile.close();
+  }
+}
+
+void Settings::RenderWidget(bool& show) {
+  if(show) {
+    ImGui::OpenPopup("Settings");
+    if(ImGui::BeginPopupModal("Settings", &show)) {
+      const char *categories[] = {"General", "CPU", "Audio"};
+      enum Category { General, CPU, Audio };
+      static int category = General;
+      CreateComboList("", &category, categories, 3);
+      ImGui::Separator();
+      switch (category) {
+        case General:
+          ImGui::Text("Games directory: %s", gamesDir.c_str());
+          ImGui::SameLine();
+          if(ImGui::Button("Select...")) {
+            nfdchar_t *outpath;
+            nfdresult_t result = NFD_PickFolderN(&outpath, nullptr);
+            if (result == NFD_OKAY) {
+              gamesDir = outpath;
+              NFD_FreePath(outpath);
+            }
+          }
+          break;
+        case CPU: {
+          const char *cpuTypes[] = {"JIT", "Interpreter"};
+          static int currentType = 0;
+          if (cpuType == "interpreter") currentType = 1;
+
+          if (CreateComboList("Core type", &currentType, cpuTypes, 2)) {
+            if(currentType == 0) cpuType = "dynarec";
+            if(currentType == 1) cpuType = "interpreter";
+          }
+        } break;
+        case Audio:
+          ImGui::Checkbox("Lock channels", &lockChannels);
+          ImGui::SliderFloat("Volume L", &volumeL, 0, 1, "%.2f", ImGuiSliderFlags_NoInput);
+          if (!lockChannels) {
+            ImGui::SliderFloat("Volume R", &volumeR, 0, 1, "%.2f", ImGuiSliderFlags_NoInput);
+          } else {
+            volumeR = volumeL;
+            ImGui::BeginDisabled();
+            ImGui::SliderFloat("Volume R", &volumeR, 0, 1, "%.2f", ImGuiSliderFlags_NoInput);
+            ImGui::EndDisabled();
+          }
+          break;
+      }
+      ImGui::EndPopup();
+    }
+  }
+}