summaryrefslogtreecommitdiffstats
path: root/examples/opengl/hellogl2/glwidget.h
diff options
context:
space:
mode:
Diffstat (limited to 'examples/opengl/hellogl2/glwidget.h')
-rw-r--r--examples/opengl/hellogl2/glwidget.h103
1 files changed, 103 insertions, 0 deletions
diff --git a/examples/opengl/hellogl2/glwidget.h b/examples/opengl/hellogl2/glwidget.h
new file mode 100644
index 0000000000..fcc6225999
--- /dev/null
+++ b/examples/opengl/hellogl2/glwidget.h
@@ -0,0 +1,103 @@
+/****************************************************************************
+**
+** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/legal
+**
+** This file is part of the examples of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:BSD$
+** You may use this file under the terms of the BSD license as follows:
+**
+** "Redistribution and use in source and binary forms, with or without
+** modification, are permitted provided that the following conditions are
+** met:
+** * Redistributions of source code must retain the above copyright
+** notice, this list of conditions and the following disclaimer.
+** * Redistributions in binary form must reproduce the above copyright
+** notice, this list of conditions and the following disclaimer in
+** the documentation and/or other materials provided with the
+** distribution.
+** * Neither the name of Digia Plc and its Subsidiary(-ies) nor the names
+** of its contributors may be used to endorse or promote products derived
+** from this software without specific prior written permission.
+**
+**
+** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef GLWIDGET_H
+#define GLWIDGET_H
+
+#include <QOpenGLWidget>
+#include <QOpenGLFunctions>
+#include <QOpenGLVertexArrayObject>
+#include <QOpenGLBuffer>
+#include <QMatrix4x4>
+#include "logo.h"
+
+QT_FORWARD_DECLARE_CLASS(QOpenGLShaderProgram)
+
+class GLWidget : public QOpenGLWidget, protected QOpenGLFunctions
+{
+ Q_OBJECT
+
+public:
+ GLWidget(QWidget *parent = 0);
+ ~GLWidget();
+
+ QSize minimumSizeHint() const Q_DECL_OVERRIDE;
+ QSize sizeHint() const Q_DECL_OVERRIDE;
+
+public slots:
+ void setXRotation(int angle);
+ void setYRotation(int angle);
+ void setZRotation(int angle);
+ void cleanup();
+
+signals:
+ void xRotationChanged(int angle);
+ void yRotationChanged(int angle);
+ void zRotationChanged(int angle);
+
+protected:
+ void initializeGL() Q_DECL_OVERRIDE;
+ void paintGL() Q_DECL_OVERRIDE;
+ void resizeGL(int width, int height) Q_DECL_OVERRIDE;
+ void mousePressEvent(QMouseEvent *event) Q_DECL_OVERRIDE;
+ void mouseMoveEvent(QMouseEvent *event) Q_DECL_OVERRIDE;
+
+private:
+ void setupVertexAttribs();
+
+ bool m_core;
+ int m_xRot;
+ int m_yRot;
+ int m_zRot;
+ QPoint m_lastPos;
+ Logo m_logo;
+ QOpenGLVertexArrayObject m_vao;
+ QOpenGLBuffer m_logoVbo;
+ QOpenGLShaderProgram *m_program;
+ int m_projMatrixLoc;
+ int m_mvMatrixLoc;
+ int m_normalMatrixLoc;
+ int m_lightPosLoc;
+ QMatrix4x4 m_proj;
+ QMatrix4x4 m_camera;
+ QMatrix4x4 m_world;
+};
+
+#endif