diff options
Diffstat (limited to 'engines/sci/resource_audio.cpp')
| -rw-r--r-- | engines/sci/resource_audio.cpp | 20 |
1 files changed, 19 insertions, 1 deletions
diff --git a/engines/sci/resource_audio.cpp b/engines/sci/resource_audio.cpp index 92761cae39..741968b293 100644 --- a/engines/sci/resource_audio.cpp +++ b/engines/sci/resource_audio.cpp @@ -297,13 +297,29 @@ int ResourceManager::readAudioMapSCI11(IntMapResourceSource *map) { uint32 offset = 0; const ResourceId mapResId(kResourceTypeMap, map->_mapNumber); - Resource *mapRes = findResource(mapResId, false); + Resource *mapRes = _resMap.getVal(mapResId, nullptr); if (!mapRes) { warning("Failed to open %s", mapResId.toString().c_str()); return SCI_ERROR_RESMAP_NOT_FOUND; } + // Here, we allocate audio maps ourselves instead of using findResource to + // do this for us. This is in order to prevent the map resources from + // getting into the LRU cache. These resources must be read and then + // deallocated in games with multi-disc audio in order to read the audio + // maps from every CD, and LRU eviction freaks out if an unallocated + // resource ends up in the LRU list. It is also not necessary for these + // resources to be cached in the LRU at all, since they are only used upon + // game startup to populate _resMap. + assert(mapRes->_status == kResStatusNoMalloc); + loadResource(mapRes); + + if (!mapRes->data()) { + warning("Failed to read data for %s", mapResId.toString().c_str()); + return SCI_ERROR_RESMAP_NOT_FOUND; + } + ResourceSource *src = findVolume(map, map->_volumeNumber); if (!src) { @@ -484,6 +500,8 @@ int ResourceManager::readAudioMapSCI11(IntMapResourceSource *map) { } } + mapRes->unalloc(); + return 0; } |