public static SSTextureMaterial FromMaterialString(SSAssetManager.Context ctx, string materialString)
{
string existingFilename = null;
SSAssetManager.Context existingCtx = null;
if (ctx != null && SSAssetManager.ResourceExists(ctx, materialString))
{
existingCtx = ctx;
existingFilename = materialString;
}
else if (SSAssetManager.ResourceExists(SSAssetManager.Context.Root, materialString))
{
existingCtx = SSAssetManager.Context.Root;
existingFilename = materialString;
}
else
{
SSAssetManager.Context[] ctxs = { ctx, SSAssetManager.Context.Root };
var extensions = new List <string> (SSTexture.commonImageExtensions);
extensions.Insert(0, ".mtl"); // check mtl first
foreach (var context in ctxs)
{
// for each context (current vs root directory)...
foreach (string extension in extensions)
{
// for each extension of interest...
string filename = materialString + extension;
if (SSAssetManager.ResourceExists(context, filename))
{
existingCtx = context;
existingFilename = filename;
break;
}
}
}
}
if (existingFilename != null)
{
// try loading a material
try {
SSWavefrontMTLInfo[] mtls = SSWavefrontMTLInfo.ReadMTLs(existingCtx, existingFilename);
if (mtls.Length < 0)
{
throw new Exception("No MTLs available in a file");
}
return(SSTextureMaterial.FromBlenderMtl(existingCtx, mtls[0]));
} catch {
// try loading an image
try {
SSTexture diffTex = SSAssetManager.GetInstance <SSTextureWithAlpha> (existingCtx, existingFilename);
return(new SSTextureMaterial(diffTex));
} catch {
}
}
}
string errMsg = "could not load texture material: " + materialString;
System.Console.WriteLine(errMsg);
throw new Exception(errMsg);
}
public static SSTextureMaterial FromMaterialString(string basePath, string materialString)
{
string existingPath = null;
string combined = Path.Combine(basePath, materialString);
if (SSAssetManager.ResourceExists(combined))
{
existingPath = combined;
}
else if (SSAssetManager.ResourceExists(materialString))
{
existingPath = materialString;
}
else
{
string[] basePaths = { "", basePath }; // search in root as well as supplied base path
var extensions = new List <string> (SSTexture.commonImageExtensions);
extensions.Insert(0, ".mtl"); // check mtl first
foreach (var bp in basePaths)
{
// for each context (current vs root directory)...
foreach (string extension in extensions)
{
// for each extension of interest...
string fullPath = Path.Combine(bp, materialString + extension);
if (SSAssetManager.ResourceExists(fullPath))
{
existingPath = fullPath;
break;
}
}
}
}
if (existingPath != null)
{
// try loading a material
try {
SSWavefrontMTLInfo[] mtls = SSWavefrontMTLInfo.ReadMTLs(existingPath);
if (mtls.Length <= 0)
{
throw new Exception("No MTLs available in a file");
}
string baseDir = Path.GetDirectoryName(existingPath);
return(SSTextureMaterial.FromBlenderMtl(baseDir, mtls[0]));
} catch {
// try loading an image
try {
SSTexture diffTex = SSAssetManager.GetInstance <SSTextureWithAlpha> (existingPath);
return(new SSTextureMaterial(diffTex));
} catch {
}
}
}
string errMsg = "could not load texture material: " + materialString;
System.Console.WriteLine(errMsg);
throw new Exception(errMsg);
}
