[add]: preferences and saving

1 files changed, 70 insertions, 0 deletions

diff --git a/src/Core/SettingsManager.h b/src/Core/SettingsManager.h
new file mode 100644
index 0000000..bea1162
--- /dev/null
+++ b/src/Core/SettingsManager.h
@@ -0,0 +1,70 @@
+#pragma once
+
+#include <string>
+#include <toml.hpp>
+
+namespace Donut
+{
+    struct SimulationSettings
+    {
+        int   targetFPS         = 60;
+        int   computeHeight     = 512;
+        int   maxStepsMoving    = 30000;
+        int   maxStepsStatic    = 15000;
+        float earlyExitDistance = 5e12f;
+        bool  gravityEnabled    = true;
+    };
+
+    struct GraphicsSettings
+    {
+        std::string renderAPI              = "OpenGL";
+        bool        vSyncEnabled           = true;
+        bool        showFPS                = true;
+        bool        showPerformanceMetrics = true;
+        bool        showDebugInfo          = false;
+        bool        enableAntiAliasing     = true;
+        std::string selectedTheme          = "Dark";
+    };
+
+    struct Settings
+    {
+        SimulationSettings simulation;
+        GraphicsSettings   graphics;
+    };
+
+    class SettingsManager
+    {
+    public:
+        static void Initialize();
+        static void Shutdown();
+        
+        static void LoadSettings();
+        static void SaveSettings();
+        
+        static       Settings& GetSettings()      { return s_Settings; }
+        static const Settings& GetSettingsConst() { return s_Settings; }
+        
+        static void SetSimulationSettings(const SimulationSettings& settings);
+        static void SetGraphicsSettings(const GraphicsSettings& settings);
+
+        static int   GetTargetFPS()              { return s_Settings.simulation.targetFPS;            }
+        static int   GetComputeHeight()          { return s_Settings.simulation.computeHeight;        }
+        static int   GetMaxStepsMoving()         { return s_Settings.simulation.maxStepsMoving;       }
+        static int   GetMaxStepsStatic()         { return s_Settings.simulation.maxStepsStatic;       }
+        static float GetEarlyExitDistance()      { return s_Settings.simulation.earlyExitDistance;    }
+        static bool  GetGravityEnabled()         { return s_Settings.simulation.gravityEnabled;       }
+        static std::string GetRenderAPI()        { return s_Settings.graphics.renderAPI;              }
+        static bool  GetVSyncEnabled()           { return s_Settings.graphics.vSyncEnabled;           }
+        static bool  GetShowFPS()                { return s_Settings.graphics.showFPS;                }
+        static bool  GetShowPerformanceMetrics() { return s_Settings.graphics.showPerformanceMetrics; }
+        static bool  GetShowDebugInfo()          { return s_Settings.graphics.showDebugInfo;          }
+        static bool  GetEnableAntiAliasing()     { return s_Settings.graphics.enableAntiAliasing;     }
+        static std::string GetSelectedTheme()    { return s_Settings.graphics.selectedTheme;          }
+    private:
+        static std::string GetSettingsFilePath();
+        static void        LoadDefaultSettings();
+    private:
+        static Settings s_Settings;
+        static bool     s_Initialized;
+    };
+}