disable 360 screenshots in vanity/preview mode

apps/openmw/mwbase/world.hpp

@@ -450,7 +450,7 @@ namespace MWBase
 
             /// \todo this does not belong here
             virtual void screenshot (osg::Image* image, int w, int h) = 0;
-            virtual void screenshot360 (osg::Image* image) = 0;
+            virtual bool screenshot360 (osg::Image* image) = 0;
 
             /// Find default position inside exterior cell specified by name
             /// \return false if exterior with given name not exists, true otherwise

apps/openmw/mwinput/inputmanagerimp.cpp

@@ -1028,10 +1028,9 @@ namespace MWInput
     void InputManager::screenshot360()
     {
         osg::ref_ptr<osg::Image> screenshot (new osg::Image);
-        MWBase::Environment::get().getWorld()->screenshot360(screenshot.get());
-
-        // calling mScreenCaptureHandler->getCaptureOperation() here caused segfault for some reason
-        (*mScreenCaptureOperation) (*(screenshot.get()),0);
+        if (MWBase::Environment::get().getWorld()->screenshot360(screenshot.get()))
+            (*mScreenCaptureOperation) (*(screenshot.get()),0);
+            // calling mScreenCaptureHandler->getCaptureOperation() here caused segfault for some reason
     }
 
     void InputManager::toggleInventory()

apps/openmw/mwrender/renderingmanager.cpp

@@ -771,8 +771,11 @@ namespace MWRender
         int mSize;
     };
 
-    void RenderingManager::screenshot360(osg::Image* image)
+    bool RenderingManager::screenshot360(osg::Image* image)
     {
+        if (mCamera->isVanityOrPreviewModeEnabled())
+            return false;
+
         int screenshotWidth = Settings::Manager::tryGetInt("s360 width","Video",mViewer->getCamera()->getViewport()->width());
         int screenshotHeight = Settings::Manager::tryGetInt("s360 height","Video",mViewer->getCamera()->getViewport()->height());
         SphericalScreenshot::SphericalScreenshotMapping mapping = static_cast<SphericalScreenshot::SphericalScreenshotMapping>(
@@ -811,6 +814,8 @@ namespace MWRender
 
         mPlayerAnimation->getObjectRoot()->setNodeMask(maskBackup);
         mFieldOfView = fovBackup;
+
+        return true;
     }
 
     void RenderingManager::screenshot(osg::Image *image, int w, int h, osg::Vec3 direction, bool disableWaterEffects)

apps/openmw/mwrender/renderingmanager.hpp

@@ -126,7 +126,7 @@ namespace MWRender
 
         /// Take a screenshot of w*h onto the given image, not including the GUI.
         void screenshot(osg::Image* image, int w, int h, osg::Vec3 direction=osg::Vec3(0,0,-1), bool disableWaterEffects=false);
-        void screenshot360(osg::Image* image);
+        bool screenshot360(osg::Image* image);
 
         struct RayResult
         {

apps/openmw/mwworld/worldimp.cpp

@@ -2281,9 +2281,9 @@ namespace MWWorld
         mRendering->screenshot(image, w, h);
     }
     
-    void World::screenshot360 (osg::Image* image)
+    bool World::screenshot360(osg::Image* image)
     {
-        mRendering->screenshot360(image);
+        return mRendering->screenshot360(image);
     }
 
     void World::activateDoor(const MWWorld::Ptr& door)

apps/openmw/mwworld/worldimp.hpp

@@ -560,7 +560,7 @@ namespace MWWorld
 
             /// \todo this does not belong here
             void screenshot (osg::Image* image, int w, int h) override;
-            void screenshot360 (osg::Image* image) override;
+            bool screenshot360 (osg::Image* image) override;
 
             /// Find center of exterior cell above land surface
             /// \return false if exterior with given name not exists, true otherwise