From 90411d50edf3c7b9d1017f0b276f65be59e6122c Mon Sep 17 00:00:00 2001
From: baldurk <baldurk@baldurk.org>
Date: Thu, 7 Nov 2024 15:23:25 +0000
Subject: [PATCH] Refuse to read contents of AS buffers on D3D12

---
 renderdoc/driver/d3d12/d3d12_debug.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/renderdoc/driver/d3d12/d3d12_debug.cpp b/renderdoc/driver/d3d12/d3d12_debug.cpp
index 0ee6773ec..939221356 100644
--- a/renderdoc/driver/d3d12/d3d12_debug.cpp
+++ b/renderdoc/driver/d3d12/d3d12_debug.cpp
@@ -2154,6 +2154,10 @@ void D3D12DebugManager::GetBufferData(ID3D12Resource *buffer, uint64_t offset, u
 
   ret.resize((size_t)length);
 
+  WrappedID3D12Resource *wrapped = (WrappedID3D12Resource *)buffer;
+  if(wrapped->IsAccelerationStructureResource())
+    return;
+
   // directly CPU mappable (and possibly invalid to transition and copy from), so just memcpy
   if(heapProps.Type == D3D12_HEAP_TYPE_UPLOAD || heapProps.Type == D3D12_HEAP_TYPE_READBACK)
   {