Method create

src/SFML/Graphics/VertexBuffer.cpp:117–143

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bool VertexBuffer::create(std::size_t vertexCount)
{
    if (!isAvailable())
        return false;

    const TransientContextLock contextLock;

    if (!m_buffer)
        glCheck(GLEXT_glGenBuffers(1, &m_buffer));

    if (!m_buffer)
    {
        err() << "Could not create vertex buffer, generation failed" << std::endl;
        return false;
    }

    glCheck(GLEXT_glBindBuffer(GLEXT_GL_ARRAY_BUFFER, m_buffer));
    glCheck(GLEXT_glBufferData(GLEXT_GL_ARRAY_BUFFER,
                               static_cast<GLsizeiptrARB>(sizeof(Vertex) * vertexCount),
                               nullptr,
                               VertexBufferImpl::usageToGlEnum(m_usage)));
    glCheck(GLEXT_glBindBuffer(GLEXT_GL_ARRAY_BUFFER, 0));

    m_size = vertexCount;

    return true;
}


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