[PATCH v9 4/6] win32u: Support interlaced and stretched display modes.

[Rémi Bernon]

From: R��mi Bernon

---
 dlls/win32u/sysparams.c | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/dlls/win32u/sysparams.c b/dlls/win32u/sysparams.c
index 627ebf30b09..be395ba9afc 100644
--- a/dlls/win32u/sysparams.c
+++ b/dlls/win32u/sysparams.c
@@ -548,6 +548,7 @@ static BOOL write_registry_settings( const WCHAR *adapter_path, const DEVMODEW *

static int mode_compare(const void *p1, const void *p2)
 {
+    BOOL a_interlaced, b_interlaced, a_stretched, b_stretched;
     DWORD a_width, a_height, b_width, b_height;
     const DEVMODEW *a = p1, *b = p2;
     int ret;
@@ -575,6 +576,16 @@ static int mode_compare(const void *p1, const void *p2)
         b_height = b->dmPelsWidth;
     }

+    if (!(a->dmFields & DM_DISPLAYFLAGS)) a_interlaced = FALSE;
+    else a_interlaced = !!(a->dmDisplayFlags & DM_INTERLACED);
+    if (!(b->dmFields & DM_DISPLAYFLAGS)) b_interlaced = FALSE;
+    else b_interlaced = !!(b->dmDisplayFlags & DM_INTERLACED);
+
+    if (!(a->dmFields & DM_DISPLAYFIXEDOUTPUT)) a_stretched = FALSE;
+    else a_stretched = a->dmDisplayFixedOutput == DMDFO_STRETCH;
+    if (!(b->dmFields & DM_DISPLAYFIXEDOUTPUT)) b_stretched = FALSE;
+    else b_stretched = b->dmDisplayFixedOutput == DMDFO_STRETCH;
+
     /* Depth in descending order */
     if ((ret = b->dmBitsPerPel - a->dmBitsPerPel)) return ret;

@@ -590,6 +601,12 @@ static int mode_compare(const void *p1, const void *p2)
     /* Orientation in ascending order */
     if ((ret = a->dmDisplayOrientation - b->dmDisplayOrientation)) return ret;

+    /* Interlaced in ascending order */
+    if ((ret = a_interlaced - b_interlaced)) return ret;
+
+    /* Stretched in ascending order */
+    if ((ret = a_stretched - b_stretched)) return ret;
+
     return 0;
 }

@@ -2102,6 +2119,12 @@ static DEVMODEW *find_display_mode( DEVMODEW *modes, DEVMODEW *devmode )
             continue;
         if ((devmode->dmFields & DM_DISPLAYORIENTATION) && devmode->dmDisplayOrientation != mode->dmDisplayOrientation)
             continue;
+        if ((devmode->dmFields & DM_DISPLAYFLAGS) && (mode->dmFields & DM_DISPLAYFLAGS) &&
+            (devmode->dmDisplayFlags & DM_INTERLACED) != (mode->dmDisplayFlags & DM_INTERLACED))
+            continue;
+        if ((devmode->dmFields & DM_DISPLAYFIXEDOUTPUT) && (mode->dmFields & DM_DISPLAYFIXEDOUTPUT) &&
+            devmode->dmDisplayFixedOutput != mode->dmDisplayFixedOutput)
+            continue;

return mode;
     }