7 files changed, 15 insertions, 15 deletions
diff --git a/src/opengl/gl2paintengineex/qglengineshadermanager_p.h b/src/opengl/gl2paintengineex/qglengineshadermanager_p.h
index ec472da2e8..d23b3ad550 100644
--- a/src/opengl/gl2paintengineex/qglengineshadermanager_p.h
+++ b/src/opengl/gl2paintengineex/qglengineshadermanager_p.h
@@ -372,7 +372,7 @@ private:
 class QGLEngineShaderProg
 {
 public:
-    QGLEngineShaderProg() : program(0) {}
+    QGLEngineShaderProg() : program(nullptr) {}
 
     ~QGLEngineShaderProg() {
         if (program)
diff --git a/src/opengl/gl2paintengineex/qpaintengineex_opengl2_p.h b/src/opengl/gl2paintengineex/qpaintengineex_opengl2_p.h
index abf5b8ea48..762aac2f65 100644
--- a/src/opengl/gl2paintengineex/qpaintengineex_opengl2_p.h
+++ b/src/opengl/gl2paintengineex/qpaintengineex_opengl2_p.h
@@ -175,9 +175,9 @@ public:
 
     QGL2PaintEngineExPrivate(QGL2PaintEngineEx *q_ptr) :
             q(q_ptr),
-            shaderManager(0),
+            shaderManager(nullptr),
             width(0), height(0),
-            ctx(0),
+            ctx(nullptr),
             useSystemClip(true),
             elementIndicesVBOId(0),
             opacityArray(0),
diff --git a/src/opengl/gl2paintengineex/qtextureglyphcache_gl_p.h b/src/opengl/gl2paintengineex/qtextureglyphcache_gl_p.h
index e76216ef5d..7c12ce8998 100644
--- a/src/opengl/gl2paintengineex/qtextureglyphcache_gl_p.h
+++ b/src/opengl/gl2paintengineex/qtextureglyphcache_gl_p.h
@@ -139,7 +139,7 @@ public:
 
     inline void setPaintEnginePrivate(QGL2PaintEngineExPrivate *p) { pex = p; }
 
-    inline const QOpenGLContextGroup *contextGroup() const { return m_textureResource ? m_textureResource->group() : 0; }
+    inline const QOpenGLContextGroup *contextGroup() const { return m_textureResource ? m_textureResource->group() : nullptr; }
 
     inline int serialNumber() const { return m_serialNumber; }
 
diff --git a/src/opengl/qgl_p.h b/src/opengl/qgl_p.h
index ed364283cc..4e52c0f5e9 100644
--- a/src/opengl/qgl_p.h
+++ b/src/opengl/qgl_p.h
@@ -203,7 +203,7 @@ const QGLContext *qt_gl_transfer_context(const QGLContext *);
 class QGLTemporaryContextPrivate;
 class QGLTemporaryContext {
 public:
-    explicit QGLTemporaryContext(bool directRendering = true, QWidget *parent = 0);
+    explicit QGLTemporaryContext(bool directRendering = true, QWidget *parent = nullptr);
     ~QGLTemporaryContext();
 
 private:
@@ -302,7 +302,7 @@ class Q_OPENGL_EXPORT QGLShareContextScope
 {
 public:
     QGLShareContextScope(const QGLContext *ctx)
-        : m_oldContext(0)
+        : m_oldContext(nullptr)
     {
         QGLContext *currentContext = const_cast<QGLContext *>(QGLContext::currentContext());
         if (currentContext != ctx && !QGLContext::areSharing(ctx, currentContext)) {
@@ -367,7 +367,7 @@ Q_SIGNALS:
 
 class QGLTexture {
 public:
-    explicit QGLTexture(QGLContext *ctx = 0, GLuint tx_id = 0, GLenum tx_target = GL_TEXTURE_2D,
+    explicit QGLTexture(QGLContext *ctx = nullptr, GLuint tx_id = 0, GLenum tx_target = GL_TEXTURE_2D,
                QGLContext::BindOptions opt = QGLContext::DefaultBindOption)
         : context(ctx),
           id(tx_id),
@@ -378,7 +378,7 @@ public:
     ~QGLTexture() {
         if (options & QGLContext::MemoryManagedBindOption) {
             Q_ASSERT(context);
-            QPlatformPixmap *boundPixmap = 0;
+            QPlatformPixmap *boundPixmap = nullptr;
             context->d_ptr->texture_destroyer->emitFreeTexture(context, boundPixmap, id);
         }
      }
@@ -392,9 +392,9 @@ public:
     bool canBindCompressedTexture
         (const char *buf, int len, const char *format, bool *hasAlpha);
     QSize bindCompressedTexture
-        (const QString& fileName, const char *format = 0);
+        (const QString& fileName, const char *format = nullptr);
     QSize bindCompressedTexture
-        (const char *buf, int len, const char *format = 0);
+        (const char *buf, int len, const char *format = nullptr);
     QSize bindCompressedTextureDDS(const char *buf, int len);
     QSize bindCompressedTexturePVR(const char *buf, int len);
 };
diff --git a/src/opengl/qglframebufferobject_p.h b/src/opengl/qglframebufferobject_p.h
index bf5e21cf0b..9d536527c3 100644
--- a/src/opengl/qglframebufferobject_p.h
+++ b/src/opengl/qglframebufferobject_p.h
@@ -124,9 +124,9 @@ private:
 class QGLFramebufferObjectPrivate
 {
 public:
-    QGLFramebufferObjectPrivate() : fbo_guard(0), texture_guard(0), depth_buffer_guard(0)
-                                  , stencil_buffer_guard(0), color_buffer_guard(0)
-                                  , valid(false), engine(0) {}
+    QGLFramebufferObjectPrivate() : fbo_guard(nullptr), texture_guard(nullptr), depth_buffer_guard(nullptr)
+                                  , stencil_buffer_guard(nullptr), color_buffer_guard(nullptr)
+                                  , valid(false), engine(nullptr) {}
     ~QGLFramebufferObjectPrivate() {}
 
     void init(QGLFramebufferObject *q, const QSize& sz,
diff --git a/src/opengl/qglpixelbuffer_p.h b/src/opengl/qglpixelbuffer_p.h
index 9125fcfb4b..2729ade2b6 100644
--- a/src/opengl/qglpixelbuffer_p.h
+++ b/src/opengl/qglpixelbuffer_p.h
@@ -77,7 +77,7 @@ private:
 class QGLPixelBufferPrivate {
     Q_DECLARE_PUBLIC(QGLPixelBuffer)
 public:
-    QGLPixelBufferPrivate(QGLPixelBuffer *q) : q_ptr(q), invalid(true), qctx(0), widget(0), fbo(0), blit_fbo(0), pbuf(0), ctx(0)
+    QGLPixelBufferPrivate(QGLPixelBuffer *q) : q_ptr(q), invalid(true), qctx(nullptr), widget(nullptr), fbo(nullptr), blit_fbo(nullptr), pbuf(nullptr), ctx(nullptr)
     {
     }
     bool init(const QSize &size, const QGLFormat &f, QGLWidget *shareWidget);
diff --git a/src/opengl/qgraphicsshadereffect_p.h b/src/opengl/qgraphicsshadereffect_p.h
index 1a32f24d70..218caa2936 100644
--- a/src/opengl/qgraphicsshadereffect_p.h
+++ b/src/opengl/qgraphicsshadereffect_p.h
@@ -67,7 +67,7 @@ class Q_OPENGL_EXPORT QGraphicsShaderEffect : public QGraphicsEffect
 {
     Q_OBJECT
 public:
-    QGraphicsShaderEffect(QObject *parent = 0);
+    QGraphicsShaderEffect(QObject *parent = nullptr);
     virtual ~QGraphicsShaderEffect();
 
     QByteArray pixelShaderFragment() const;