Route VR render state through renderer GL

docs/modernization/build-inventory.md

@@ -464,8 +464,9 @@ Known local toolchain state:
   version/vendor/renderer/GLSL string query dispatch, tested default clear
   color/buffer dispatch consumed by `App::clear`, tested app UI
   viewport/scissor dispatch consumed by `App::draw` and `App::vr_draw_ui`,
-  plus renderer API to OpenGL token mapping and command-planning contracts used
-  by the OpenGL parity work.
+  tested generic capability/buffer-clear dispatch consumed by VR draw state
+  setup, plus renderer API to OpenGL token mapping and command-planning
+  contracts used by the OpenGL parity work.
 - `pano_cli plan-cloud-upload` exposes `pp_app_core` cloud upload availability,
   new-document warning, publish prompt, and save-before-upload planning as JSON;
   the live cloud upload command consumes the same start contract before

docs/modernization/roadmap.md

@@ -531,6 +531,10 @@ the live OpenGL call sequence.
 VR UI framebuffer viewport and scissor-test setup now also consumes those
 `pp_renderer_gl` contracts, keeping desktop and VR UI rendering aligned while
 the retained OpenVR app path is split incrementally.
+VR draw blend/depth state transitions and depth-buffer clears now use generic
+tested `pp_renderer_gl` capability and clear dispatch contracts, reducing
+direct OpenGL execution in the retained VR app path without changing state
+restore behavior.
 Windows RenderDoc frame capture hooks now also dispatch through
 `PlatformServices`, keeping capture integration in the platform service while
 leaving non-Windows adapters as no-ops.