wine-staging/patches/user32-GetMouseMovePointsEx/0001-user32-Semi-stub-GetMouseMovePointsEx.patch

From 021f0888f1d8282229ad10dbcd1ced5ef21a266b Mon Sep 17 00:00:00 2001
From: Alistair Leslie-Hughes <leslie_alistair@hotmail.com>
Date: Thu, 2 Apr 2020 12:01:34 +1100
Subject: [PATCH] user32: Semi-stub GetMouseMovePointsEx.

Based off patch by Ryan S. Northrup.
---
 dlls/user32/input.c | 38 ++++++++++++++++++++++++++++++++++----
 1 file changed, 34 insertions(+), 4 deletions(-)

diff --git a/dlls/user32/input.c b/dlls/user32/input.c
index 97a5ada922e..e7dbe544f55 100644
--- a/dlls/user32/input.c
+++ b/dlls/user32/input.c
@@ -1298,7 +1298,10 @@ TrackMouseEvent (TRACKMOUSEEVENT *ptme)
  *     Success: count of point set in the buffer
  *     Failure: -1
  */
-int WINAPI GetMouseMovePointsEx(UINT size, LPMOUSEMOVEPOINT ptin, LPMOUSEMOVEPOINT ptout, int count, DWORD res) {
+int WINAPI GetMouseMovePointsEx(UINT size, LPMOUSEMOVEPOINT ptin, LPMOUSEMOVEPOINT ptout, int count, DWORD res)
+{
+    POINT pos;
+    static BOOL once;
 
     if((size != sizeof(MOUSEMOVEPOINT)) || (count < 0) || (count > 64)) {
         SetLastError(ERROR_INVALID_PARAMETER);
@@ -1310,10 +1313,37 @@ int WINAPI GetMouseMovePointsEx(UINT size, LPMOUSEMOVEPOINT ptin, LPMOUSEMOVEPOI
         return -1;
     }
 
-    FIXME("(%d %p %p %d %d) stub\n", size, ptin, ptout, count, res);
+    if (!once++)
+        FIXME("(%d %p %p %d %d) semi-stub\n", size, ptin, ptout, count, res);
+    else
+        TRACE("(%d %p %p %d %d) semi-stub\n", size, ptin, ptout, count, res);
+
+    if (res == GMMP_USE_HIGH_RESOLUTION_POINTS)
+    {
+        WARN("GMMP_USE_HIGH_RESOLUTION_POINTS not supported");
+        SetLastError(ERROR_POINT_NOT_FOUND);
+        return -1;
+    }
+
+    if (!count)
+        return 0;
+
+    GetCursorPos(&pos);
+
+    ptout[0].x = pos.x;
+    ptout[0].y = pos.y;
+    ptout[0].time = GetTickCount();
+    ptout[0].dwExtraInfo = 0;
+
+    if (count > 1) {
+        /* The supplied point must be part of the output. */
+        ptout[1].x = ptin->x;
+        ptout[1].y = ptin->y;
+        ptout[1].time = GetTickCount();
+        ptout[1].dwExtraInfo = 0;
+    }
 
-    SetLastError(ERROR_POINT_NOT_FOUND);
-    return -1;
+    return count > 1 ? 2 : 1;
 }
 
 /***********************************************************************
-- 
2.25.1