wined3d: Trigger frontbuffer update in surface_cpu_blt. (v2)

[Sebastian Lackner]

Fixes a regression introduced in ee17d7ba1b72b26baae90c1d5e2ae5b3e4721654.

Signed-off-by: Sebastian Lackner <sebastian at fds-team.de>
---

Changes in v2:
* Only trigger frontbuffer update on success.
* Get rid of locations check and helper function.

 dlls/wined3d/surface.c |    6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/dlls/wined3d/surface.c b/dlls/wined3d/surface.c
index af8b5b4cb3..c1bb53e224 100644
--- a/dlls/wined3d/surface.c
+++ b/dlls/wined3d/surface.c
@@ -3343,6 +3343,12 @@ release:
     context_unmap_bo_address(context, &dst_data, GL_PIXEL_UNPACK_BUFFER);
     if (!same_sub_resource)
         context_unmap_bo_address(context, &src_data, GL_PIXEL_UNPACK_BUFFER);
+    if (SUCCEEDED(hr) && dst_texture->swapchain && dst_texture->swapchain->front_buffer == dst_texture)
+    {
+        SetRect(&dst_texture->swapchain->front_buffer_update,
+                dst_box->left, dst_box->top, dst_box->right, dst_box->bottom);
+        dst_texture->swapchain->swapchain_ops->swapchain_frontbuffer_updated(dst_texture->swapchain);
+    }
     if (converted_texture)
         wined3d_texture_decref(converted_texture);
     if (context)
-- 
2.13.1