From 9d328b77ccd2d1c971f85456aca43e9d2da0a8a9 Mon Sep 17 00:00:00 2001
From: Philip Rebohle <philip.rebohle@tu-dortmund.de>
Date: Fri, 7 Feb 2025 22:50:36 +0100
Subject: [PATCH] [d3d11] Forward DiscardResource calls to backend for images

---
 src/d3d11/d3d11_context.cpp | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/src/d3d11/d3d11_context.cpp b/src/d3d11/d3d11_context.cpp
index b0579d00b..60d1d1aa3 100644
--- a/src/d3d11/d3d11_context.cpp
+++ b/src/d3d11/d3d11_context.cpp
@@ -127,7 +127,6 @@ namespace dxvk {
     if (!pResource)
       return;
 
-    // We don't support the Discard API for images
     D3D11_RESOURCE_DIMENSION resType = D3D11_RESOURCE_DIMENSION_UNKNOWN;
     pResource->GetType(&resType);
 
@@ -135,9 +134,16 @@ namespace dxvk {
       DiscardBuffer(pResource);
     } else {
       auto texture = GetCommonTexture(pResource);
+      auto image = texture->GetImage();
 
       for (uint32_t i = 0; i < texture->CountSubresources(); i++)
         DiscardTexture(pResource, i);
+
+      if (image) {
+        EmitCs([cImage = std::move(image)] (DxvkContext* ctx) {
+          ctx->discardImage(cImage);
+        });
+      }
     }
   }