Method generateMipmap

src/SFML/Graphics/Texture.cpp:890–915

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bool Texture::generateMipmap()
{
    if (!m_texture)
        return false;

    const TransientContextLock lock;

    // Make sure that extensions are initialized
    priv::ensureExtensionsInit();

    if (!GLEXT_framebuffer_object)
        return false;

    // Make sure that the current texture binding will be preserved
    const priv::TextureSaver save;

    glCheck(glBindTexture(GL_TEXTURE_2D, m_texture));
    glCheck(GLEXT_glGenerateMipmap(GL_TEXTURE_2D));
    glCheck(glTexParameteri(GL_TEXTURE_2D,
                            GL_TEXTURE_MIN_FILTER,
                            m_isSmooth ? GL_LINEAR_MIPMAP_LINEAR : GL_NEAREST_MIPMAP_LINEAR));

    m_hasMipmap = true;

    return true;
}


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