public static void CreateSplitAlphaMaterial(Dictionary <string, string> splitAlphaShaderNames)
{
HashSet <string> selectedObjectPaths = new HashSet <string> ();
foreach (var assetGUID in Selection.assetGUIDs)
{
var assetPath = AssetDatabase.GUIDToAssetPath(assetGUID);
if (AssetDatabase.IsValidFolder(assetPath))
{
selectedObjectPaths.UnionWith(Directory.GetFiles(assetPath, StarPng, SearchOption.AllDirectories));
}
else if (assetPath.EndsWith(PNGSuffix))
{
selectedObjectPaths.Add(assetPath);
}
}
foreach (var path in selectedObjectPaths)
{
string materialPath = System.IO.Path.GetDirectoryName(path);
string materialName = System.IO.Path.GetFileNameWithoutExtension(path);
Texture2D mainTexture = AssetDatabase.LoadAssetAtPath <Texture2D> (path);
var alphaTexturePath = SplitAlphaTextureCreator.GetAlphaTextureAssetPath(path);
Texture2D alphaTexture = AssetDatabase.LoadAssetAtPath <Texture2D> (alphaTexturePath);
foreach (string shaderName in splitAlphaShaderNames.Keys)
{
CreateSplitAlphaMaterial(splitAlphaShaderNames [shaderName], materialPath + "/" + materialName + shaderName + ".mat", mainTexture, alphaTexture);
}
}
}
public static void Apply(Material m)
{
var texture = m.GetTexture("_MainTex");
if (texture == null || !(texture is Texture2D))
{
Debug.LogErrorFormat("{0}::{1} Make sure material have main texture!", "SplitAlphaReplacer", "Apply");
return;
}
var alphaTexturePath = SplitAlphaTextureCreator.GetAlphaTextureAssetPath(AssetDatabase.GetAssetPath(texture));
Texture2D alphaTexture = AssetDatabase.LoadAssetAtPath <Texture2D> (alphaTexturePath);
if (alphaTexture == null)
{
Debug.LogErrorFormat("{0}::{1} Cannot Find Alpha texture at {2}!", "SplitAlphaReplacer", "Apply", alphaTexturePath);
return;
}
m.SetTexture("_AlphaTex", alphaTexture);
}