AddMaterials(SsPartRes part, SsColorBlendOperation colorBlendType)
{
SsImageFile img = part.imageFile;
SsShaderType shaderType = SsShaderManager.EnumToType(colorBlendType, part.AlphaBlendType, SsMaterialColorBlendOperation.Non);
Material material = img.GetMaterial(shaderType);
if (material)
{
return; // already added
}
// create material
#if _BUILD_UNIFIED_SHADERS
img.useUnifiedShader = _anmRes.UseCgProgram;
Shader shader = SsShaderManager.Get(shaderType, _anmRes.UseCgProgram);
#else
Shader shader = SsShaderManager.Get(shaderType, false);
#endif
// get material asset path
string assetPath = Path.GetDirectoryName(AssetDatabase.GetAssetPath(img.texture)) + "/assets/";
string shaderName = shader.name;
shaderName = shaderName.Replace("Ss/", "");
string assetName = assetPath + img.texture.name + "_Mat_" + shaderName + ".asset";
// try to load the exiting
Material existedMat = (Material)AssetDatabase.LoadAssetAtPath(assetName, typeof(Material));
Material mat = (existedMat ?? new Material(shader));
mat.SetTexture("_MainTex", img.texture);
if (existedMat == null)
{
// if none, create material as asset file newly
// Debug.Log("create material: " + img.path + " shader: " + shaderType);
if (!Directory.Exists(assetPath))
{
string parentFolder = Path.GetDirectoryName(assetPath.TrimEnd('\\', '/'));
AssetDatabase.CreateFolder(parentFolder, "assets");
}
AssetDatabase.CreateAsset(mat, assetName);
}
else
{
// update the existing content
mat.shader = shader;
EditorUtility.SetDirty(mat);
AssetDatabase.SaveAssets(); //same as EditorApplication.SaveAssets();
}
// add to material list
img.materials[SsShaderManager.ToSerial(shaderType)] = mat;
}
public Material GetMaterial(SsShaderType t)
{
if (materials == null)
{
return(null);
}
int index = SsShaderManager.ToSerial(t);
if (index >= materials.Length)
{
return(null);
}
return(materials[index]);
}