Main.cpp

    GL::VertexElement positionElem(GL::Semantic::Position, 3), colorElem(GL::Semantic::Color, 1);

    float positionData[] = {
        200, 30, 0,
        500, 30, 0,
        350, 100, 0
    };

    uint32 colorData[] = {
        0xFFFF0000,
        0xFF00FF00,
        0xFF0000FF
    };

    colorElem.getStream().write(colorData);

    positionElem.getStream().write(positionData);
    buffer.addElement(positionElem);
    buffer.addElement(colorElem);
    buffer.reloadBuffer();

    dev.OnFrame += [&dev, &buffer, &ibuffer]() {
        dev.drawGeometry(buffer, ibuffer);
    };