Method collapseAssetFilePath

Engine/source/assets/assetBase.cpp:217–264

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StringTableEntry AssetBase::collapseAssetFilePath(const char* pAssetFilePath) const
{
   // Debug Profiling.
   PROFILE_SCOPE(AssetBase_CollapseAssetFilePath);

   // Sanity!
   AssertFatal(pAssetFilePath != NULL, "Cannot collapse a NULL asset path.");

   // Fetch asset file-path length.
   const U32 assetFilePathLength = dStrlen(pAssetFilePath);

   // Are there any characters in the path?
   if (assetFilePathLength == 0)
   {
      // No, so return empty.
      return StringTable->EmptyString();
   }

   char assetFilePathBuffer[1024];

   // Is the asset not owned or private?
   if (!getOwned() || getAssetPrivate())
   {
      // Yes, so we can only collapse the path using the platform layer.
      Con::collapsePath(assetFilePathBuffer, sizeof(assetFilePathBuffer), pAssetFilePath);
      return StringTable->insert(assetFilePathBuffer);
   }

   // Fetch asset base-path.
   StringTableEntry assetBasePath = mpOwningAssetManager->getAssetPath(getAssetId());

   // Is the asset file-path location within the asset base-path?
   if (Con::isBasePath(pAssetFilePath, assetBasePath))
   {
      // Yes, so fetch path relative to the asset base-path.
      StringTableEntry relativePath = Platform::makeRelativePathName(pAssetFilePath, assetBasePath);

      // Format the collapsed path.
      dSprintf(assetFilePathBuffer, sizeof(assetFilePathBuffer), "%s", relativePath);
   }
   else
   {
      // No, so we can collapse the path using the platform layer.
      Con::collapsePath(assetFilePathBuffer, sizeof(assetFilePathBuffer), pAssetFilePath);
   }

   return StringTable->insert(assetFilePathBuffer);
}

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