protected override void PrepareProperties(MaterialProperties materialProperties) { base.PrepareProperties(materialProperties); positionsProperty = materialProperties.GetComputeBufferProperty("_Positions"); positionsLengthProperty = materialProperties.GetFloatProperty("_PositionsLength"); widthProperty = materialProperties.GetFloatProperty("_Width"); objectToClipProperty = materialProperties.GetMatrixProperty("objectToClip"); clipToObjectProperty = materialProperties.GetMatrixProperty("clipToObject"); }