Code style simplifications in TextureManager

[ci skip]

Author: tobbi

src/video/texture_manager.cpp

@@ -222,23 +222,16 @@ TextureManager::get(const std::string& _filename,
                     const Sampler& sampler)
 {
   std::string filename = FileSystem::normalize(_filename);
-  Texture::Key key;
-  if (rect)
-  {
-    key = Texture::Key(filename, *rect);
-  }
-  else
-  {
-    key = Texture::Key(filename, Rect());
-  }
+  Texture::Key key = Texture::Key(filename, rect ? *rect : Rect());
 
   auto i = m_image_textures.find(key);
 
   TexturePtr texture;
   if (i != m_image_textures.end())
     texture = i->second.lock();
 
-  if (!texture) {
+  if (!texture)
+  {
     if (rect)
     {
       texture = create_image_texture(filename, *rect, sampler);