public void LoadGraph()
{
List <PropertyCollector.TextureInfo> lti;
var assetCollection = new AssetCollection();
ShaderGraphImporter.GetShaderText(kGraphName, out lti, assetCollection, out m_Graph);
Assert.NotNull(m_Graph, $"Invalid graph data found for {kGraphName}");
m_Graph.ValidateGraph();
m_Collector = new KeywordCollector();
m_Graph.CollectShaderKeywords(m_Collector, GenerationMode.ForReals);
}
