Added empty constructors to be able to define objects without instanciating them.

entity.cc

@@ -3,5 +3,8 @@
 Entity::Entity(glm::vec3 position, glm::vec3 rotation) {
 }
 
+Entity::Entity(){
+}
+
 Entity::~Entity(){
 }

entity.hh

@@ -6,6 +6,7 @@
 class Entity {
     public:
         Entity(glm::vec3 position, glm::vec3 rotation);
+	Entity();
         ~Entity();
         void setPosition(glm::vec3 positon);
         void setRotation(glm::vec3 rotation);

model.cc

@@ -5,6 +5,9 @@ Model::Model(std::string filePath) {
     reference->bind();
 }
 
+Model::Model(){
+}
+
 Model::~Model() {
 }
 

model.hh

@@ -7,6 +7,7 @@
 class Model {
     public:
         Model(std::string filePath);
+	Model();
         ~Model();
         ACGL::OpenGL::SharedVertexArrayObject getReference();
     private:

object.cc

@@ -10,9 +10,13 @@ Object::Object(Model model, Texture texture, glm::vec3 position, glm::vec3 rotat
     this->shader = shader.getReference();
 }
 
+Object::Object() {
+}
+
 Object::~Object() {
 }
 
 void Object::render() {
     shader->setTexture("uTexture", texture, 0);
+    model->render();
 }

object.hh

@@ -14,6 +14,7 @@ class Object : Entity {
     public:
         Object(Model model, Texture texture, glm::vec3 position, glm::vec3 rotation, 
                 glm::vec3 velocity, glm::vec3 angularVelocity, Shader shader);
+	Object();
         ~Object();
         void render();
     private:

shader.cc

@@ -6,6 +6,9 @@ Shader::Shader(std::string filePath, Model model) {
     reference->use();
 }
 
+Shader::Shader() {
+}
+
 Shader::~Shader() {
 }
 

shader.hh

@@ -8,6 +8,7 @@
 class Shader {
     public:
         Shader(std::string filePath, Model model);
+	Shader();
         ACGL::OpenGL::SharedShaderProgram getReference();
         ~Shader();
     private:

texture.cc

@@ -4,6 +4,9 @@ Texture::Texture(std::string filePath) {
     reference = ACGL::OpenGL::Texture2DFileManager::the()->get(ACGL::OpenGL::Texture2DCreator(filePath));
 }
 
+Texture::Texture() {
+}
+
 Texture::~Texture() {
 }
 

texture.hh

@@ -9,6 +9,7 @@
 class Texture{
     public:
         Texture(std::string filePath);
+	Texture();
         ACGL::OpenGL::SharedTexture2D getReference();
         ~Texture();
     private: