98     void* GetGPA(const Layer& layer, const std::string_view gpa_name) const;
245         Layer layer;  in EnumerateLayers()  local
246         layer.properties = props;  in EnumerateLayers()
247         layer.library_idx = library_idx;  in EnumerateLayers()
248         layer.is_global = false;  in EnumerateLayers()
261         layer.instance_extensions.resize(count);  in EnumerateLayers()
263             props.layerName, &count, layer.instance_extensions.data());  in EnumerateLayers()
276                 layer.is_global = true;  in EnumerateLayers()
281         if (layer.is_global && enumerate_device_extensions) {  in EnumerateLayers()
292             layer.device_extensions.resize(count);  in EnumerateLayers()
295                 layer.device_extensions.data());  in EnumerateLayers()
306         instance_layers.push_back(layer);  in EnumerateLayers()
308               (layer.is_global) ? "global" : "instance", props.layerName,  in EnumerateLayers()
315 void* LayerLibrary::GetGPA(const Layer& layer, const std::string_view gpa_name) const {  in GetGPA()  argument
316     std::string layer_name { layer.properties.layerName };  in GetGPA()
428                 for (auto& layer : g_layer_libraries) {  in DiscoverLayersInPathList()  local
429                     if (layer.GetFilename() == filename) {  in DiscoverLayersInPathList()
453 void* GetLayerGetProcAddr(const Layer& layer,  in GetLayerGetProcAddr()  argument
455     const LayerLibrary& library = g_layer_libraries[layer.library_idx];  in GetLayerGetProcAddr()
456     return library.GetGPA(layer, gpa_name);  in GetLayerGetProcAddr()
480     auto layer =  in FindLayer()  local
485     return (layer != g_instance_layers.cend()) ? &*layer : nullptr;  in FindLayer()
488 const VkLayerProperties& GetLayerProperties(const Layer& layer) {  in GetLayerProperties()  argument
489     return layer.properties;  in GetLayerProperties()
492 bool IsLayerGlobal(const Layer& layer) {  in IsLayerGlobal()  argument
493     return layer.is_global;  in IsLayerGlobal()
496 const VkExtensionProperties* GetLayerInstanceExtensions(const Layer& layer,  in GetLayerInstanceExtensions()  argument
498     count = static_cast<uint32_t>(layer.instance_extensions.size());  in GetLayerInstanceExtensions()
499     return layer.instance_extensions.data();  in GetLayerInstanceExtensions()
502 const VkExtensionProperties* GetLayerDeviceExtensions(const Layer& layer,  in GetLayerDeviceExtensions()  argument
504     count = static_cast<uint32_t>(layer.device_extensions.size());  in GetLayerDeviceExtensions()
505     return layer.device_extensions.data();  in GetLayerDeviceExtensions()
508 const VkExtensionProperties* FindLayerInstanceExtension(const Layer& layer,  in FindLayerInstanceExtension()  argument
510     return FindExtension(layer.instance_extensions, name);  in FindLayerInstanceExtension()
513 const VkExtensionProperties* FindLayerDeviceExtension(const Layer& layer,  in FindLayerDeviceExtension()  argument
515     return FindExtension(layer.device_extensions, name);  in FindLayerDeviceExtension()
518 LayerRef GetLayerRef(const Layer& layer) {  in GetLayerRef()  argument
519     LayerLibrary& library = g_layer_libraries[layer.library_idx];  in GetLayerRef()
520     return LayerRef((library.Open()) ? &layer : nullptr);  in GetLayerRef()
523 LayerRef::LayerRef(const Layer* layer) : layer_(layer) {}  in LayerRef()  argument