Starting normal maps.

43-normal-maps/src/camera.hpp

@@ -0,0 +1,28 @@
+#pragma once
+#include <glm/glm.hpp>
+
+struct Camera {
+  glm::vec3 position{0.0f, 0.0f, 3.0f};
+  glm::vec3 front{0.0f, 0.0f, -1.0f};
+  glm::vec3 up{0.0f, 1.0f, 0.0f};
+  glm::vec3 direction{0.0f, 0.0f, 0.0f};
+  float movement_speed = 20.0f;
+
+  float pitch = 0.0f;
+  float yaw = -90.0f;
+  float speed = 0.05f;
+  float lastX = 400;
+  float lastY = 300;
+  float fov = 45.0f;
+  bool firstMouse = true;
+  bool dirty = true;
+
+  glm::mat4 look_at();
+  void forward();
+  void back();
+  void left();
+  void right();
+  void update(float deltaTime);
+  void mouse_move(double xpos, double ypos);
+  void mouse_scroll(double xoffset, double yoffset);
+};