Fixed some of the 2d problems, most folds still not working specifically in...

Fixed some of the 2d problems, most folds still not working specifically in algorithm B, but 2 examples working so far (one 3d one 2d)

opengl/Renderer.cpp

@@ -3,6 +3,7 @@
 #include <iostream>
 #include <Utilities.h>
 #include <glad/glad.h>
+#include <filesystem>
 
 // Constructor
 Renderer::Renderer()
@@ -32,7 +33,9 @@ Renderer::~Renderer()
 void Renderer::initialize()
 {
     // Initialize shader
-    shader = new Shader("shaders/vertex_shader.glsl", "shaders/fragment_shader.glsl");
+    std::filesystem::path path = std::filesystem::current_path();
+    std::cout << "Current working directory: " << path << std::endl;
+    shader = new Shader("opengl/shaders/vertex_shader.glsl", "opengl/shaders/fragment_shader.glsl");
 
     // Generate sphere data
     SphereGenerator::generateSphere(sphereVertices, sphereIndices, 0.1f, 36, 18);