Using nullptr instead of 0 everywhere.

src/Camera.cpp

@@ -33,7 +33,7 @@ void Camera::setActive(Scene* _scene) {
 
     /* Remove the camera from current active scene, if the camera is still
        active there */
-    if(oldActive && oldActive->camera() == this) oldActive->setCamera(0);
+    if(oldActive && oldActive->camera() == this) oldActive->setCamera(nullptr);
 
     /* Clean the path to scene */
     setClean();
@@ -101,7 +101,7 @@ void Camera::setDirty() {
         Scene* currentScene = scene();
 
         /* Camera is not part of the scene anymore, remove it from there */
-        if(!currentScene) _active->setCamera(0);
+        if(!currentScene) _active->setCamera(nullptr);
 
         /* Otherwise set the scene dirty */
         else _active->setDirty();

src/Camera.h

@@ -43,19 +43,19 @@ class Camera: public Object {
          *
          * Calls <tt>setOrthographic(2, 1, 1000)</tt>.
          */
-        Camera(Object* parent = 0);
+        Camera(Object* parent = nullptr);
 
         /**
          * @brief Scene in which the camera is active
-         * @return If the camera is not active anywhere, returns 0.
+         * @return If the camera is not active anywhere, returns nullptr.
          */
         inline Scene* active() const { return _active; }
 
         /**
          * @brief Make camera active in given scene
          *
-         * If passed 0 as @c scene and this camera is active in an scene, the
+         * If passed nullptr as @c scene and this camera is active in an scene,
-         * camera will be removed from that scene.
+         * the camera will be removed from that scene.
          */
         void setActive(Scene* scene);
 
@@ -127,7 +127,7 @@ class Camera: public Object {
         /**
          * If the camera was active before and is still active, calls
          * setDirty() on the scene, if is not part of the scene anymore, calls
-         * setCamera(0) on the scene.
+         * setCamera(nullptr) on the scene.
          */
         virtual void setDirty();
 

src/Light.h

@@ -34,7 +34,7 @@ class Light: public Object {
          * @brief Constructor
          * @param parent        Parent object
          */
-        inline Light(Object* parent = 0): Object(parent) {}
+        inline Light(Object* parent = nullptr): Object(parent) {}
 
         /**
          * @brief Light position relative to the camera

src/Object.cpp

@@ -24,11 +24,11 @@ void Object::setParent(Object* parent) {
     if(_parent == parent) return;
 
     /* Set new parent and add the object to new parent children list */
-    if(parent != 0) {
+    if(parent != nullptr) {
 
         /* Only Fry can be his own grandfather */
         Object* p = parent;
-        while(p != 0 && p->parent() != p) {
+        while(p != nullptr && p->parent() != p) {
             if(p == this) return;
             p = p->parent();
         }
@@ -37,7 +37,7 @@ void Object::setParent(Object* parent) {
     }
 
     /* Remove the object from old parent children list */
-    if(_parent != 0)
+    if(_parent != nullptr)
         _parent->_children.erase(this);
 
     _parent = parent;
@@ -51,7 +51,7 @@ Matrix4 Object::transformation(bool absolute) {
     Matrix4 t = _transformation;
 
     Object* p = parent();
-    while(p != 0) {
+    while(p != nullptr) {
         t = p->transformation()*t;
 
         /* We got to the scene, multiply with camera matrix */
@@ -70,7 +70,7 @@ Matrix4 Object::transformation(bool absolute) {
 
 Object::~Object() {
     /* Remove the object from parent's children */
-    setParent(0);
+    setParent(nullptr);
 
     /* Delete all children */
     for(set<Object*>::const_iterator it = _children.begin(); it != _children.end(); ++it)
@@ -81,12 +81,12 @@ Scene* Object::scene() const {
     /* Goes up the family tree until it finds object which is parent of itself
        (that's the scene) */
     Object* p = parent();
-    while(p != 0) {
+    while(p != nullptr) {
         if(p->parent() == p) return static_cast<Scene*>(p);
         p = p->parent();
     }
 
-    return 0;
+    return nullptr;
 }
 
 void Object::setDirty() {
@@ -107,7 +107,7 @@ void Object::setClean() {
     dirty = false;
 
     /* Make all parents clean */
-    if(_parent != 0 && _parent != this) _parent->setClean();
+    if(_parent != nullptr && _parent != this) _parent->setClean();
 }
 
 }

src/Object.h

@@ -45,7 +45,7 @@ class Object {
          *
          * Sets all transformations to their default values.
          */
-        inline Object(Object* parent = 0): _parent(0), dirty(true) {
+        inline Object(Object* parent = nullptr): _parent(nullptr), dirty(true) {
             setParent(parent);
         }
 
@@ -59,7 +59,7 @@ class Object {
 
         /**
          * @brief Scene
-         * @return If the object is not assigned to any scene, returns 0.
+         * @return If the object is not assigned to any scene, returns nullptr.
          */
         Scene* scene() const;
 

src/Scene.cpp

@@ -19,7 +19,7 @@ using namespace std;
 
 namespace Magnum {
 
-Scene::Scene(): Object(0), _features(0), _camera(0) {
+Scene::Scene(): Object(nullptr), _features(0), _camera(nullptr) {
     _parent = this;
     setClearColor(0.1f, 0.1f, 0.1f, 1.0f);
 
@@ -59,7 +59,7 @@ void Scene::setCamera(Camera* camera) {
     }
 
     /* Set old camera inactive, if it is still active in this scene */
-    if(oldCamera && oldCamera->active() == this) oldCamera->setActive(0);
+    if(oldCamera && oldCamera->active() == this) oldCamera->setActive(nullptr);
 
     setDirty();
 }

src/Shader.h

@@ -106,7 +106,7 @@ class Shader {
             Shader* s = new Shader(type);
             if(!s->addFile(filename)) {
                 delete s;
-                return 0;
+                return nullptr;
             }
 
             return s;

src/Test/ObjectTest.cpp

@@ -37,7 +37,7 @@ void ObjectTest::parenting() {
 
     /* In fact, cyclic dependencies are not allowed at all */
     root.setParent(childTwo);
-    QVERIFY(root.parent() == 0);
+    QVERIFY(root.parent() == nullptr);
 
     /* Reparent to another */
     childTwo->setParent(childOne);
@@ -59,7 +59,7 @@ void ObjectTest::scene() {
     Object* childOfOrphan = new Object(orphan);
 
     QVERIFY(childTwo->scene() == &scene);
-    QVERIFY(childOfOrphan->scene() == 0);
+    QVERIFY(childOfOrphan->scene() == nullptr);
 }
 
 void ObjectTest::dirty() {