From 2c42c1dac21ccded9a2651f23bbb7bef84e91169 Mon Sep 17 00:00:00 2001
From: Jake Turner <jake@evansturner.co.uk>
Date: Wed, 27 Nov 2024 13:20:00 +0000
Subject: [PATCH] DXIL Disassembly show the interpolation mode on Input/Output
 variables

---
 renderdoc/driver/shaders/dxil/dxil_disassemble.cpp | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/renderdoc/driver/shaders/dxil/dxil_disassemble.cpp b/renderdoc/driver/shaders/dxil/dxil_disassemble.cpp
index 61e826d37..18e5d2741 100644
--- a/renderdoc/driver/shaders/dxil/dxil_disassemble.cpp
+++ b/renderdoc/driver/shaders/dxil/dxil_disassemble.cpp
@@ -2917,6 +2917,11 @@ void Program::MakeRDDisassemblyString(const DXBC::Reflection *reflection)
             m_Disassembly += "  ";
 
             EntryPointInterface::Signature &sig = entryPoint.inputs[j];
+
+            if(sig.interpolation != D3D_INTERPOLATION_MODE::D3D_INTERPOLATION_UNDEFINED &&
+               sig.interpolation != D3D_INTERPOLATION_MODE::D3D_INTERPOLATION_LINEAR)
+              m_Disassembly += ToStr((DXBC::InterpolationMode)sig.interpolation) + " ";
+
             ComponentType compType = sig.type;
 
             m_Disassembly += ProcessNormCompType(compType);
@@ -2986,6 +2991,10 @@ void Program::MakeRDDisassemblyString(const DXBC::Reflection *reflection)
 
             m_Disassembly += "  ";
 
+            if(sig.interpolation != D3D_INTERPOLATION_MODE::D3D_INTERPOLATION_UNDEFINED &&
+               sig.interpolation != D3D_INTERPOLATION_MODE::D3D_INTERPOLATION_LINEAR)
+              m_Disassembly += ToStr((DXBC::InterpolationMode)sig.interpolation) + " ";
+
             ComponentType compType = sig.type;
 
             m_Disassembly += ProcessNormCompType(compType);