Route VR and startup GL state through backend

docs/modernization/roadmap.md

@@ -781,7 +781,9 @@ delegates to the backend dispatch path instead of hard-coding the policy or
 operation order.
 OpenGL runtime version/vendor/renderer/GLSL string queries now also use a
 tested `pp_renderer_gl` dispatch contract, leaving `App::init` to log the
-result while the backend owns the query set and order.
+result while the backend owns the query set and order. The Windows entrypoint
+also uses that contract for early context logging and renderer-name window
+title construction before replacing the temporary WGL context.
 The default app clear color and color-buffer clear operation now dispatch
 through `pp_renderer_gl` as well, moving another direct OpenGL operation out
 of `App::clear` while preserving the current gray clear behavior.
@@ -792,10 +794,10 @@ 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.
+VR draw blend/depth state snapshots, transitions, restore, and depth-buffer
+clears now use generic tested `pp_renderer_gl` capability query/apply and clear
+dispatch contracts, reducing direct OpenGL execution in the retained VR app
+path without changing state restore behavior.
 The retained `gl_state` save/restore utility now snapshots and restores through
 tested `pp_renderer_gl` saved-state dispatch contracts, covering capability
 state, viewport, clear color, framebuffer/program bindings, active texture,
@@ -1081,7 +1083,8 @@ longer expose raw OpenGL enum defaults; default texture formats, sampler
 filters/wraps, and render-target formats are resolved through backend-owned
 overloads.
 The Windows entrypoint now delegates generic OpenGL error-code/info-string
-tokens and WGL core-context/pixel-format attribute catalogs to `pp_renderer_gl`.
+tokens, runtime string query ordering, and WGL core-context/pixel-format
+attribute catalogs to `pp_renderer_gl`.
 The headless OpenGL command planner now consumes `pp_renderer_api` recorded
 commands and maps render-pass clear masks/values, viewport/scissor state,
 blend/depth/sampler state, texture formats, primitive modes, draw counts, and
@@ -1966,9 +1969,9 @@ Results:
 - Android arm64 configured with NDK 29.0.14206865 through the platform-build
   wrapper and compiled headless foundation/tool/test targets.
 - Desktop VR drawing now routes generic OpenGL scissor/depth/blend state,
-  depth clears, active texture units, and fallback 2D texture unbinds through
-  the renderer GL backend mapping; platform VR SDK bridges remain isolated for
-  later platform-shell extraction.
+  blend/depth state snapshots and restores, depth clears, active texture units,
+  and fallback 2D texture unbinds through the renderer GL backend mapping;
+  platform VR SDK bridges remain isolated for later platform-shell extraction.
 - Canvas mode overlay, mask, and transform paths now route generic OpenGL
   blend/depth state, active texture units, 2D copy targets, and RGBA8
   readback formats through the renderer GL backend mapping.