triangles and meshes

include/display.hpp

@@ -7,6 +7,7 @@
 #include <memory>
 
 #include "../include/frame_buffer.hpp"
+#include "../include/mesh.hpp"  // Add this line
 #include "../include/vector3d.hpp"
 
 namespace graphics {
@@ -36,6 +37,8 @@ class Display {
   Vector3D rotation;
   Vector3D rotationSpeed;
 
+  Mesh mesh;  // Add a mesh member
+
   public:
 #ifndef BENCHMARK_MODE
   // Constructor to initialize memory

include/mesh.hpp

@@ -0,0 +1,30 @@
+#pragma once
+
+#include <vector>
+
+#include "../include/vector3d.hpp"
+
+namespace graphics {
+
+class Mesh {
+  public:
+  // Constructor
+  Mesh();
+
+  // Destructor
+  ~Mesh();
+
+  // Method to load mesh data from a file
+  bool loadFromFile(const std::string& filename);
+
+  // Method to get vertices
+  const std::vector<Vector3D>& getVertices() const;
+
+  // Method to add a vertex
+  void addVertex(const Vector3D& vertex);
+
+  private:
+  std::vector<Vector3D> vertices;  // Store vertices of the mesh
+};
+
+}  // namespace graphics

include/traingle.hpp

@@ -0,0 +1,7 @@
+#pragma once
+
+class Triangle {
+  public:
+  Triangle(int v1, int v2, int v3) : vertexIndices{v1, v2, v3} {}
+  int vertexIndices[3];  // Indices of the vertices that form the triangle
+};

include/triangle.hpp

@@ -0,0 +1,12 @@
+#pragma once
+
+class Triangle {
+public:
+    Triangle(int v1, int v2, int v3) : vertexIndices{v1, v2, v3} {}
+
+    // Method to get vertex indices
+    const int* getVertexIndices() const { return vertexIndices; }
+
+private:
+    int vertexIndices[3];  // Indices of the vertices that form the triangle
+};

src/mesh.cpp

@@ -0,0 +1,37 @@
+#include "../include/mesh.hpp"
+
+#include <fstream>
+#include <iostream>
+#include <sstream>
+
+namespace graphics {
+
+Mesh::Mesh() {}
+
+Mesh::~Mesh() {}
+
+bool Mesh::loadFromFile(const std::string& filename) {
+  std::ifstream file(filename);
+  if (!file.is_open()) {
+    std::cerr << "Failed to open mesh file: " << filename << std::endl;
+    return false;
+  }
+
+  std::string line;
+  while (std::getline(file, line)) {
+    std::istringstream iss(line);
+    double x, y, z;
+    if (iss >> x >> y >> z) {
+      addVertex(Vector3D(x, y, z));
+    }
+  }
+
+  file.close();
+  return true;
+}
+
+const std::vector<Vector3D>& Mesh::getVertices() const { return vertices; }
+
+void Mesh::addVertex(const Vector3D& vertex) { vertices.push_back(vertex); }
+
+}  // namespace graphics