diff --git a/.idea/codeStyles/codeStyleConfig.xml b/.idea/codeStyles/codeStyleConfig.xml
new file mode 100644
index 0000000..3268099
--- /dev/null
+++ b/.idea/codeStyles/codeStyleConfig.xml
@@ -0,0 +1,5 @@
+<component name="ProjectCodeStyleConfiguration">
+  <state>
+    <option name="PREFERRED_PROJECT_CODE_STYLE" value="Better" />
+  </state>
+</component>
\ No newline at end of file
diff --git a/IDEAS.md b/IDEAS.md
index 61b0c32..f768237 100644
--- a/IDEAS.md
+++ b/IDEAS.md
@@ -1,7 +1,7 @@
 more ideas on what to try out
 
 - [ ] post processing
-- [ ] UI rendering
+- [x] UI rendering
 - [ ] DirectX
 - [ ] compute shaders
 - [ ] mini game
diff --git a/NOTES.md b/NOTES.md
index 4047325..be40ca3 100644
--- a/NOTES.md
+++ b/NOTES.md
@@ -16,4 +16,12 @@ Cycling
 ===
   - due to the nature of in-flight frames, resources might still be in use in a previous frames
   - to make up for this, many SDL_gpu APIs have a `cycle` parameter
-  - if set to true, SDL will provide an unused resource if the previous one is still in use
\ No newline at end of file
+  - if set to true, SDL will provide an unused resource if the previous one is still in use
+
+First Look At The Resulting Vulkan Calls
+===
+  - they are correct
+  - but not really optimal, e.g.
+    - double transitions
+    - transition for the depth attachment in pass without depth?
+    - vkCmdSetStencilReference even though there is no stencil buffer
\ No newline at end of file