From 654b517057d381903137ededd43c554ed52921a0 Mon Sep 17 00:00:00 2001
From: Joshua Ashton <joshua@froggi.es>
Date: Wed, 17 Aug 2022 19:43:12 +0000
Subject: [PATCH] [d3d9] Add helpers for new WSI interface

---
 src/d3d9/d3d9_monitor.h | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)

diff --git a/src/d3d9/d3d9_monitor.h b/src/d3d9/d3d9_monitor.h
index 0a9d1a89d..b3e7a7b79 100644
--- a/src/d3d9/d3d9_monitor.h
+++ b/src/d3d9/d3d9_monitor.h
@@ -4,6 +4,9 @@
 
 #include "d3d9_format.h"
 
+#include "../wsi/wsi_window.h"
+#include "../wsi/wsi_monitor.h"
+
 namespace dxvk {
 
   /**
@@ -32,4 +35,27 @@ namespace dxvk {
 
   bool IsSupportedBackBufferFormat(
           D3D9Format BackBufferFormat);
+
+  inline wsi::WsiMode ConvertDisplayMode(const D3DDISPLAYMODEEX& mode) {
+    wsi::WsiMode wsiMode  = { };
+    wsiMode.width        = mode.Width;
+    wsiMode.height       = mode.Height;
+    wsiMode.refreshRate  = wsi::WsiRational{ mode.RefreshRate, 1 };
+    wsiMode.bitsPerPixel = GetMonitorFormatBpp(EnumerateFormat(mode.Format));
+    wsiMode.interlaced   = mode.ScanLineOrdering == D3DSCANLINEORDERING_INTERLACED;
+    return wsiMode;
+  }
+
+
+  inline D3DDISPLAYMODEEX ConvertDisplayMode(const wsi::WsiMode& wsiMode) {
+      D3DDISPLAYMODEEX d3d9Mode = { };
+      d3d9Mode.Size             = sizeof(D3DDISPLAYMODEEX);
+      d3d9Mode.Width            = wsiMode.width;
+      d3d9Mode.Height           = wsiMode.height;
+      d3d9Mode.RefreshRate      = wsiMode.refreshRate.numerator / wsiMode.refreshRate.denominator;
+      d3d9Mode.Format           = D3DFMT_X8R8G8B8;
+      d3d9Mode.ScanLineOrdering = wsiMode.interlaced ? D3DSCANLINEORDERING_INTERLACED : D3DSCANLINEORDERING_PROGRESSIVE;
+      return d3d9Mode;
+  }
+
 }