Method updateContents

source/MaterialXView/Editor.cpp:638–751

}

void PropertyEditor::updateContents(Viewer* viewer)
{
    create(*viewer);

    mx::MaterialPtr material = viewer->getSelectedMaterial();
    mx::TypedElementPtr elem = material ? material->getElement() : nullptr;
    if (!material || !elem)
    {
        return;
    }

#ifndef MATERIALXVIEW_METAL_BACKEND
    // Bind and validate the shader
    material->bindShader();
#endif

    // Shading model display
    mx::NodePtr node = elem->asA<mx::Node>();
    if (node)
    {
        std::string shaderName = node->getCategory();
        std::vector<mx::NodePtr> shaderNodes = mx::getShaderNodes(node);
        if (!shaderNodes.empty())
        {
            shaderName = shaderNodes[0]->getCategory();
        }
        if (!shaderName.empty() && shaderName != "surface")
        {
            ng::ref<ng::Widget> twoColumns = new ng::Widget(_container);
            twoColumns->set_layout(_gridLayout2);
            ng::ref<ng::Label> modelLabel = new ng::Label(twoColumns, "Shading Model");
            modelLabel->set_font_size(20);
            modelLabel->set_font("sans-bold");
            ng::ref<ng::Label> nameLabel = new ng::Label(twoColumns, shaderName);
            nameLabel->set_font_size(20);
        }
    }

    bool addedItems = false;
    const mx::VariableBlock* publicUniforms = material->getPublicUniforms();
    if (publicUniforms)
    {
        mx::UIPropertyGroup groups;
        mx::UIPropertyGroup unnamedGroups;
        const std::string pathSeparator(":");
        mx::createUIPropertyGroups(elem->getDocument(), *publicUniforms, groups, unnamedGroups, pathSeparator);

        // First add items with named groups.
        std::string previousFolder;
        for (auto it = groups.begin(); it != groups.end(); ++it)
        {
            const std::string& folder = it->first;
            const mx::UIPropertyItem& item = it->second;

            // Verify that the uniform is editable, as some inputs may be optimized out during compilation.
            if (material->findUniform(item.variable->getPath()))
            {
                addItemToForm(item, (previousFolder == folder) ? mx::EMPTY_STRING : folder, _container, viewer, true);