From b0042601ed8056c9ed6056c26f71dfa9fbc951ce Mon Sep 17 00:00:00 2001
From: Christian Ehrlicher <ch.ehrlicher@gmx.de>
Date: Fri, 13 Sep 2019 20:43:09 +0200
Subject: Cleanup QtOpenGL examples

Cleanup the OpenGL examples
 - use nullptr (clang-tidy)
 - use member-initialization
 - avoid redundant checks for != nullptr when deleting a pointer

Change-Id: I3e4702690ed79e71c3e952d51ceef83b907b45b7
Reviewed-by: Edward Welbourne <edward.welbourne@qt.io>
Reviewed-by: Laszlo Agocs <laszlo.agocs@qt.io>
---
 examples/opengl/cube/mainwidget.h | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

(limited to 'examples/opengl/cube/mainwidget.h')

diff --git a/examples/opengl/cube/mainwidget.h b/examples/opengl/cube/mainwidget.h
index cd2f8098ad..b6a03d454a 100644
--- a/examples/opengl/cube/mainwidget.h
+++ b/examples/opengl/cube/mainwidget.h
@@ -69,7 +69,7 @@ class MainWidget : public QOpenGLWidget, protected QOpenGLFunctions
     Q_OBJECT
 
 public:
-    explicit MainWidget(QWidget *parent = 0);
+    using QOpenGLWidget::QOpenGLWidget;
     ~MainWidget();
 
 protected:
@@ -87,15 +87,15 @@ protected:
 private:
     QBasicTimer timer;
     QOpenGLShaderProgram program;
-    GeometryEngine *geometries;
+    GeometryEngine *geometries = nullptr;
 
-    QOpenGLTexture *texture;
+    QOpenGLTexture *texture = nullptr;
 
     QMatrix4x4 projection;
 
     QVector2D mousePressPosition;
     QVector3D rotationAxis;
-    qreal angularSpeed;
+    qreal angularSpeed = 0;
     QQuaternion rotation;
 };
 
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