Initial commit of Ps1Engine project with basic renderer and OBJ/MTL loading functionality. Added CMake configuration, GLFW integration, and basic cube rendering with textures. Included necessary header files and implemented core rendering logic.

Ps1Engine/loader/mesh.h

@@ -0,0 +1,9 @@
+#pragma once
+
+#include <string>
+#include <vector>
+#include <map>
+#include "renderer.h" // includes Vec3, Vec2, Triangle, Color
+
+std::vector<Triangle> load_obj(const std::string& obj_path);
+std::map<std::string, Color> load_mtl_colors(const std::string& mtl_path);