From 1f95daf5c1b39f9d525b1d207df520e5d2c148c3 Mon Sep 17 00:00:00 2001
From: Brad Davis <bdavis@saintandreas.org>
Date: Fri, 2 Jun 2017 11:19:43 -0700
Subject: [PATCH] Add dev menu option to wipe KTX cache on next launch

---
 interface/src/Menu.cpp                                      | 6 ++++++
 interface/src/Menu.h                                        | 1 +
 .../model-networking/src/model-networking/KTXCache.cpp      | 4 ++--
 libraries/model-networking/src/model-networking/KTXCache.h  | 1 +
 4 files changed, 10 insertions(+), 2 deletions(-)

diff --git a/interface/src/Menu.cpp b/interface/src/Menu.cpp
index 4138798484..463069430d 100644
--- a/interface/src/Menu.cpp
+++ b/interface/src/Menu.cpp
@@ -407,6 +407,12 @@ Menu::Menu() {
 #endif
 
 
+    {
+        auto action = addActionToQMenuAndActionHash(renderOptionsMenu, MenuOption::RenderClearKtxCache);
+        connect(action, &QAction::triggered, []{
+            Setting::Handle<int>(KTXCache::SETTING_VERSION_NAME, KTXCache::INVALID_VERSION).set(KTXCache::INVALID_VERSION);
+        });
+    }
 
     // Developer > Render > LOD Tools
     addActionToQMenuAndActionHash(renderOptionsMenu, MenuOption::LodTools, 0,
diff --git a/interface/src/Menu.h b/interface/src/Menu.h
index b6d72f5446..41bf89a20a 100644
--- a/interface/src/Menu.h
+++ b/interface/src/Menu.h
@@ -145,6 +145,7 @@ namespace MenuOption {
     const QString Quit =  "Quit";
     const QString ReloadAllScripts = "Reload All Scripts";
     const QString ReloadContent = "Reload Content (Clears all caches)";
+    const QString RenderClearKtxCache = "Clear KTX Cache (requires restart)";
     const QString RenderMaxTextureMemory = "Maximum Texture Memory";
     const QString RenderMaxTextureAutomatic = "Automatic Texture Memory";
     const QString RenderMaxTexture4MB = "4 MB";
diff --git a/libraries/model-networking/src/model-networking/KTXCache.cpp b/libraries/model-networking/src/model-networking/KTXCache.cpp
index e6d6632571..6443748920 100644
--- a/libraries/model-networking/src/model-networking/KTXCache.cpp
+++ b/libraries/model-networking/src/model-networking/KTXCache.cpp
@@ -21,13 +21,13 @@ using FilePointer = cache::FilePointer;
 // this value should be incremented.  This will force the KTX cache to be wiped
 const int KTXCache::CURRENT_VERSION = 0x01;
 const int KTXCache::INVALID_VERSION = 0x00;
-
+const char* KTXCache::SETTING_VERSION_NAME = "hifi.ktx.cache_version";
 
 KTXCache::KTXCache(const std::string& dir, const std::string& ext) :
     FileCache(dir, ext) {
     initialize();
 
-    Setting::Handle<int> cacheVersionHandle("hifi.ktx.cache_version", KTXCache::INVALID_VERSION);
+    Setting::Handle<int> cacheVersionHandle(SETTING_VERSION_NAME, INVALID_VERSION);
     auto cacheVersion = cacheVersionHandle.get();
     if (cacheVersion != CURRENT_VERSION) {
         wipe();
diff --git a/libraries/model-networking/src/model-networking/KTXCache.h b/libraries/model-networking/src/model-networking/KTXCache.h
index 2a3f191b53..5617019c52 100644
--- a/libraries/model-networking/src/model-networking/KTXCache.h
+++ b/libraries/model-networking/src/model-networking/KTXCache.h
@@ -31,6 +31,7 @@ public:
     // this value should be incremented.  This will force the KTX cache to be wiped
     static const int CURRENT_VERSION;
     static const int INVALID_VERSION;
+    static const char* SETTING_VERSION_NAME;
 
     KTXCache(const std::string& dir, const std::string& ext);