QtMobility Reference Documentation

painter.cpp Example File

sensors/cubehouse/painter.cpp
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 ** This file is part of the examples of the Qt Mobility Components.
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 #include "painter.h"
 #include <QtCore/qvarlengtharray.h>

 void Painter::drawQuad(const QVector3D &c1, const QVector3D &c2,
                        const QVector3D &c3, const QVector3D &c4,
                        const QVector3D &normal)
 {
     QVarLengthArray<float> vertices;
     QVarLengthArray<float> normals;

     vertices.append(c1.x());
     vertices.append(c1.y());
     vertices.append(c1.z());
     normals.append(normal.x());
     normals.append(normal.y());
     normals.append(normal.z());

     vertices.append(c2.x());
     vertices.append(c2.y());
     vertices.append(c2.z());
     normals.append(normal.x());
     normals.append(normal.y());
     normals.append(normal.z());

     vertices.append(c3.x());
     vertices.append(c3.y());
     vertices.append(c3.z());
     normals.append(normal.x());
     normals.append(normal.y());
     normals.append(normal.z());

     vertices.append(c4.x());
     vertices.append(c4.y());
     vertices.append(c4.z());
     normals.append(normal.x());
     normals.append(normal.y());
     normals.append(normal.z());

     setVertices(vertices.constData(), 3);
     setNormals(normals.constData(), 3);

     glDrawArrays(GL_TRIANGLE_FAN, 0, 4);
 }
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