Add textures to a material based on a naming convention

textureassign.cs

/// <summary>
/// Grab the end of the string for our naming convention and see if it matches a known convention
/// </summary>
/// <param name="texture"></param>
/// <param name="material"></param>
private static void SetTexture(Texture2D texture, Material material)
{
    var split = texture.name.Split('_');
    var idx = split.Length - 1;
 //   Debug.Log("Postfix for texture: " + texture.name + " : " + split[idx]);
    var suffix = split[idx].ToLower();
    switch(suffix)
    {
        case "normal":
        case "nrm":
            {
                // make sure the texture is a normal map
                SetTextureForProperty("_BumpMap", texture, material);
                break;
            }
        case "ao":
        case "occlusion":
            {
                SetTextureForProperty("_OcclusionMap", texture, material);

                break;
            }
        case "metallic":
        case "metallicalpha":
            {
                SetTextureForProperty("_MetallicGlossMap", texture, material);

                break;
            }
        case "diffuse":
        case "basecolor":
            {
                SetTextureForProperty("_MainTex", texture, material);

                break;
            }
        case "hdrp":
            {
                SetTextureForProperty("_MaskMap", texture, material);

                break;
            }
        case "roughness":
            {
                SetTextureForProperty("_SpecGlossMap", texture, material);

                break;
            }
        case "specular":
            {
                SetTextureForProperty("_SpecGlossMap", texture, material);

                break;
            }
        default:
            {
                Debug.Log("Unknown texture for material: " + texture.name + " suffix: " + suffix);
                break;
            }
    }
    //var textPropNames = material.GetTexturePropertyNames();
    //foreach (var textProp in textPropNames)
    //{
    //    Log("Found texture property: " + textProp);
    //}
}

/// <summary>
/// For the specified material, set the given property with the provided texture
/// </summary>
/// <param name="textProp">property you want to map</param>
/// <param name="texture">the texture you want to assign</param>
/// <param name="material">the material you are working with</param>
private static void SetTextureForProperty(string textProp, Texture2D texture, Material material)
{
    Log("property: " + textProp + " texture: " + texture.name);

    material.SetTexture(textProp, texture);
}