From c077ee2cee0b798ce23389c9eb8863f79943859d Mon Sep 17 00:00:00 2001
From: Kelsi <kelsihates2fa@gmail.com>
Date: Wed, 6 May 2026 00:02:02 -0700
Subject: [PATCH] fix(editor): add per-frame M2 render diagnostics
 (models/instances/draws)

---
 tools/editor/editor_viewport.cpp | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/tools/editor/editor_viewport.cpp b/tools/editor/editor_viewport.cpp
index 5a5637b4..762a2fb8 100644
--- a/tools/editor/editor_viewport.cpp
+++ b/tools/editor/editor_viewport.cpp
@@ -630,8 +630,15 @@ void EditorViewport::render(VkCommandBuffer cmd) {
 
     terrainRenderer_->render(cmd, perFrameSet, *camera_);
 
-    if (m2Renderer_)
+    if (m2Renderer_) {
+        static int diagCounter = 0;
+        if (m2Renderer_->getInstanceCount() > 0 && (diagCounter++ % 300) == 0) {
+            LOG_WARNING("M2 render: ", m2Renderer_->getModelCount(), " models, ",
+                        m2Renderer_->getInstanceCount(), " instances, ",
+                        m2Renderer_->getDrawCallCount(), " draws");
+        }
         m2Renderer_->render(cmd, perFrameSet, *camera_);
+    }
     if (wmoRenderer_)
         wmoRenderer_->render(cmd, perFrameSet, *camera_);