From 9b486515fa8d24939143265f15530c500bd238f8 Mon Sep 17 00:00:00 2001
From: Joshua Ashton <joshua@froggi.es>
Date: Sat, 25 Jan 2020 00:31:33 +0000
Subject: [PATCH] [d3d9] Allow StretchRect BC -> BC format without stretch

---
 src/d3d9/d3d9_device.cpp | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/src/d3d9/d3d9_device.cpp b/src/d3d9/d3d9_device.cpp
index 24cc953c..9acf4164 100644
--- a/src/d3d9/d3d9_device.cpp
+++ b/src/d3d9/d3d9_device.cpp
@@ -936,9 +936,11 @@ namespace dxvk {
     bool stretch = srcCopyExtent != dstCopyExtent;
     fastPath &= !stretch;
 
-    // We don't support compressed destination formats at the moment
-    if (dstFormatInfo->flags.test(DxvkFormatFlag::BlockCompressed))
-      return D3DERR_INVALIDCALL;
+    if (!fastPath || needsResolve) {
+      // Compressed destination formats are forbidden for blits.
+      if (dstFormatInfo->flags.test(DxvkFormatFlag::BlockCompressed))
+        return D3DERR_INVALIDCALL;
+    }
 
     if (fastPath) {
       if (needsResolve) {