Method update

src/SFML/Graphics/Shape.cpp:217–250

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void Shape::update()
{
    // Get the total number of points of the shape
    const std::size_t count = getPointCount();
    if (count < 3)
    {
        m_vertices.clear();
        m_outlineVertices.clear();
        return;
    }

    m_vertices.resize(count + 2); // + 2 for center and repeated first point

    // Position
    for (std::size_t i = 0; i < count; ++i)
        m_vertices[i + 1].position = getPoint(i);
    m_vertices[count + 1].position = m_vertices[1].position;

    // Update the bounding rectangle
    m_vertices[0]  = m_vertices[1]; // so that the result of getBounds() is correct
    m_insideBounds = m_vertices.getBounds();

    // Compute the center and make it the first vertex
    m_vertices[0].position = m_insideBounds.getCenter();

    // Color
    updateFillColors();

    // Texture coordinates
    updateTexCoords();

    // Outline
    updateOutline();
}


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