[PATCH 0/2] MR6504: winex11: Resize GL drawable when necessary, if wglSwapBuffer isn't called.

[Rémi Bernon (＠rbernon)]

Fixes: 278ca7f68d727639b3389b78c363134fa2bd32a8
Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=57189

[PATCH 1/2] winex11: Move update_gl_drawable_size helper around.

[Rémi Bernon]

From: Rémi Bernon

---
 dlls/winex11.drv/opengl.c | 57 +++++++++++++++++++--------------------
 1 file changed, 28 insertions(+), 29 deletions(-)

diff --git a/dlls/winex11.drv/opengl.c b/dlls/winex11.drv/opengl.c
index 53bad9efb23..786ec2a2444 100644
--- a/dlls/winex11.drv/opengl.c
+++ b/dlls/winex11.drv/opengl.c
@@ -1270,6 +1270,34 @@ static BOOL set_pixel_format( HDC hdc, int format, BOOL internal )
     return set_win_format( hwnd, fmt, internal );
 }

+static void update_gl_drawable_size( struct gl_drawable *gl )
+{
+    struct gl_drawable *new_gl;
+    XWindowChanges changes;
+    RECT rect;
+
+    NtUserGetClientRect( gl->hwnd, &rect, NtUserGetDpiForWindow( gl->hwnd ) );
+    if (EqualRect( &rect, &gl->rect )) return;
+
+    changes.width  = min( max( 1, rect.right ), 65535 );
+    changes.height = min( max( 1, rect.bottom ), 65535 );
+
+    switch (gl->type)
+    {
+    case DC_GL_WINDOW:
+    case DC_GL_CHILD_WIN:
+        gl->rect = rect;
+        XConfigureWindow( gdi_display, gl->window, CWWidth | CWHeight, &changes );
+        set_dc_drawable( gl->hdc_src, gl->window, &gl->rect, IncludeInferiors );
+        break;
+    case DC_GL_PIXMAP_WIN:
+        new_gl = create_gl_drawable( gl->hwnd, gl->format, TRUE, gl->mutable_pf );
+        mark_drawable_dirty( gl, new_gl );
+        release_gl_drawable( new_gl );
+    default:
+        break;
+    }
+}

/***********************************************************************
  *              sync_gl_drawable
@@ -2762,35 +2790,6 @@ static void X11DRV_WineGL_LoadExtensions(void)
     }
 }

-static void update_gl_drawable_size( struct gl_drawable *gl )
-{
-    struct gl_drawable *new_gl;
-    XWindowChanges changes;
-    RECT rect;
-
-    NtUserGetClientRect( gl->hwnd, &rect, NtUserGetDpiForWindow( gl->hwnd ) );
-    if (EqualRect( &rect, &gl->rect )) return;
-
-    changes.width  = min( max( 1, rect.right ), 65535 );
-    changes.height = min( max( 1, rect.bottom ), 65535 );
-
-    switch (gl->type)
-    {
-    case DC_GL_WINDOW:
-    case DC_GL_CHILD_WIN:
-        gl->rect = rect;
-        XConfigureWindow( gdi_display, gl->window, CWWidth | CWHeight, &changes );
-        set_dc_drawable( gl->hdc_src, gl->window, &gl->rect, IncludeInferiors );
-        break;
-    case DC_GL_PIXMAP_WIN:
-        new_gl = create_gl_drawable( gl->hwnd, gl->format, TRUE, gl->mutable_pf );
-        mark_drawable_dirty( gl, new_gl );
-        release_gl_drawable( new_gl );
-    default:
-        break;
-    }
-}
-
 /**
  * glxdrv_SwapBuffers
  *

[PATCH 2/2] winex11: Resize GL drawable when necessary, if wglSwapBuffer isn't called.

[Rémi Bernon]

From: Rémi Bernon

Fixes: 278ca7f68d727639b3389b78c363134fa2bd32a8
Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=57189
---
 dlls/winex11.drv/opengl.c |  7 ++++++-
 dlls/winex11.drv/window.c | 10 ++++------
 2 files changed, 10 insertions(+), 7 deletions(-)

diff --git a/dlls/winex11.drv/opengl.c b/dlls/winex11.drv/opengl.c
index 786ec2a2444..ff20fc0fbd3 100644
--- a/dlls/winex11.drv/opengl.c
+++ b/dlls/winex11.drv/opengl.c
@@ -1311,7 +1311,12 @@ void sync_gl_drawable( HWND hwnd, BOOL known_child )
     switch (old->type)
     {
     case DC_GL_WINDOW:
-        if (!known_child) break; /* Still a childless top-level window */
+        if (!known_child)
+        {
+            /* Still a childless top-level window */
+            update_gl_drawable_size( old );
+            break;
+        }
         /* fall through */
     case DC_GL_PIXMAP_WIN:
         if (!(new = create_gl_drawable( hwnd, old->format, known_child, old->mutable_pf ))) break;
diff --git a/dlls/winex11.drv/window.c b/dlls/winex11.drv/window.c
index 16dad0747a2..24e926d229f 100644
--- a/dlls/winex11.drv/window.c
+++ b/dlls/winex11.drv/window.c
@@ -2603,15 +2603,13 @@ void X11DRV_WindowPosChanged( HWND hwnd, HWND insert_after, UINT swp_flags, cons

sync_client_position( data, &old_rects );

+    if (data->rects.client.right - data->rects.client.left != old_rects.client.right - old_rects.client.left ||
+        data->rects.client.bottom - data->rects.client.top != old_rects.client.bottom - old_rects.client.top)
+        sync_gl_drawable( hwnd, FALSE );
+
     if (!data->whole_window)
     {
-        BOOL needs_resize = (!data->client_window &&
-                             (data->rects.client.right - data->rects.client.left !=
-                              old_rects.client.right - old_rects.client.left ||
-                              data->rects.client.bottom - data->rects.client.top !=
-                              old_rects.client.bottom - old_rects.client.top));
         release_win_data( data );
-        if (needs_resize) sync_gl_drawable( hwnd, FALSE );
         return;
     }