From c097a8b0247edb274f477f4d9c6baba1b47ba357 Mon Sep 17 00:00:00 2001
From: Jake Turner <jake@evansturner.co.uk>
Date: Thu, 5 Feb 2026 06:58:41 +1300
Subject: [PATCH] Add D3D12 driver support for ReloadShaderDebugInformation()

---
 renderdoc/driver/d3d12/d3d12_resources.cpp | 18 ++++++++++++++++++
 renderdoc/driver/d3d12/d3d12_resources.h   |  3 +++
 2 files changed, 21 insertions(+)

diff --git a/renderdoc/driver/d3d12/d3d12_resources.cpp b/renderdoc/driver/d3d12/d3d12_resources.cpp
index b005b0468..a6f30f6ee 100644
--- a/renderdoc/driver/d3d12/d3d12_resources.cpp
+++ b/renderdoc/driver/d3d12/d3d12_resources.cpp
@@ -637,6 +637,24 @@ void WrappedID3D12PipelineState::ShaderEntry::BuildReflection()
   m_Details->resourceId = GetResourceID();
 }
 
+void WrappedID3D12PipelineState::ShaderEntry::ReloadShaderDebugInformation()
+{
+  for(auto it = m_Shaders.begin(); it != m_Shaders.end(); ++it)
+  {
+    ShaderEntry *shad = it->second;
+    if(ResourceIDGen::IsReplayOnlyID(shad->GetResourceID()))
+      continue;
+    shad->Reload();
+  }
+}
+
+void WrappedID3D12PipelineState::ShaderEntry::Reload()
+{
+  m_Built = false;
+  *m_Details = ShaderReflection();
+  SAFE_DELETE(m_DXBCFile);
+}
+
 rdcpair<uint32_t, uint32_t> FindMatchingRootParameter(const D3D12RootSignature &sig,
                                                       D3D12_SHADER_VISIBILITY visibility,
                                                       D3D12_DESCRIPTOR_RANGE_TYPE rangeType,
diff --git a/renderdoc/driver/d3d12/d3d12_resources.h b/renderdoc/driver/d3d12/d3d12_resources.h
index e041de853..c615cde86 100644
--- a/renderdoc/driver/d3d12/d3d12_resources.h
+++ b/renderdoc/driver/d3d12/d3d12_resources.h
@@ -945,6 +945,8 @@ public:
       return false;
     }
 
+    static void ReloadShaderDebugInformation();
+
     static void GetReflections(rdcarray<const ShaderReflection *> &refls)
     {
       refls.clear();
@@ -1010,6 +1012,7 @@ public:
 
   private:
     void BuildReflection();
+    void Reload();
 
     DXBCKey m_Key;