C++ (Cpp) QGLBuffer::write示例

示例#1

文件： Visualizer.cpp 项目： kiarash1984/RubicCube

QGLBuffer* Visualizer::WriteBufferData(QVector<QVector3D> vertices, QVector<QVector3D> colors)
{

    QGLBuffer* tmp = new QGLBuffer;
    tmp->create();
    tmp->bind();
    int offset = 0;
    tmp->allocate(vertices.size() * (3+3) * sizeof (GLfloat));
    tmp->write(offset, vertices.constData() , vertices.size() * 3 * sizeof (GLfloat));
    offset += vertices.size() * 3 * sizeof (GLfloat);
    tmp->write(offset, colors.constData(), colors.size() * 3 * sizeof (GLfloat));
    tmp->release();
    return tmp;
}

示例#2

文件： Visualizer.cpp 项目： kiarash1984/RubicCube

QGLBuffer *Visualizer::WriteBufferData(QVector<QVector3D> vertices, QVector<QVector3D> normals, QVector<QVector2D> textures)
{
    QGLBuffer* tmp = new QGLBuffer;
    tmp->create();
    tmp->bind();
    int offset = 0;
    tmp->allocate(vertices.size() * (3+3+2) * sizeof (GLfloat));
    tmp->write(offset, vertices.constData() , vertices.size() * 3 * sizeof (GLfloat));
    offset += vertices.size() * 3 * sizeof (GLfloat);
    tmp->write(offset, normals.constData(), normals.size() * 3 * sizeof (GLfloat));
    offset += normals.size() * 3 * sizeof (GLfloat);
    tmp->write(offset, textures.constData(), textures.size() * 2 * sizeof (GLfloat));
    tmp->release();
    return tmp;
}