i've added so much and idek anymore

src/particles/ParticleSystem.h

@@ -0,0 +1,55 @@
+#pragma once
+
+#include "Particle.h"
+#include <vector>
+#include <memory>
+
+// ParticleSystem class header - manages collections of particles
+
+class ParticleSystem {
+    public:
+        ParticleSystem(int width, int height);
+        ~ParticleSystem() = default;
+
+        // Disable copying
+        ParticleSystem(const ParticleSystem&) = delete;
+        ParticleSystem& operator=(const ParticleSystem&) = delete;
+
+        // Core simulation methods
+        void update(float deltaTime);
+        void step();
+
+        // Particle management methods
+        void addParticle(const Particle& particle);
+        void removeParticle(int x, int y);
+        bool isEmpty(int x, int y) const;
+
+        // Material placement methods
+        void placeMaterial(int x, int y, Particle::MaterialType material);
+        bool isValidPosition(int x, int y) const;
+
+        // Getter methods
+        int getWidth() const { return width_; }
+        int getHeight() const { return height_; }
+        int getParticleCount() const { return particleCount_; }
+        Particle* getParticle(int x, int y);
+        const std::vector<std::unique_ptr<Particle>>& getAllParticles() const { return particles_; }
+
+    private:
+        int width_;
+        int height_;
+        std::vector<std::vector<std::unique_ptr<Particle>>> grid_;
+        std::vector<std::unique_ptr<Particle>> particles_;
+        int particleCount_;
+
+        // Helper methods
+        void initializeGrid();
+        void updateParticlePosition(Particle& particle, float deltaTime);
+        bool tryMoveParticle(Particle& particle, const glm::vec2& direction);
+        void applyBoundaryConstraints(Particle& particle);
+        bool isAtBoundary(const Particle& particle) const;
+        bool wouldCrossBoundary(const Particle& particle, const glm::vec2& direction) const;
+        void handleBoundaryCollision(Particle& particle);
+        bool isMovingTowardsBoundary(const Particle& particle) const;
+        void clampParticleToBoundaries(Particle& particle);
+};