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d3d8: Properly retrieve an interface pointer in IDirect3DDevice8Impl_GetBackBuffer().

This commit is contained in:
Henri Verbeet 2012-04-19 20:44:58 +02:00 committed by Alexandre Julliard
parent 5cc7d0645b
commit 230c5fc7f9
1 changed files with 3 additions and 1 deletions
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4
dlls/d3d8/device.c
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@ -619,6 +619,7 @@ static HRESULT WINAPI IDirect3DDevice8Impl_GetBackBuffer(IDirect3DDevice8 *iface
{ {
IDirect3DDevice8Impl *This = impl_from_IDirect3DDevice8(iface); IDirect3DDevice8Impl *This = impl_from_IDirect3DDevice8(iface);
struct wined3d_surface *wined3d_surface = NULL; struct wined3d_surface *wined3d_surface = NULL;
IDirect3DSurface8Impl *surface_impl;
HRESULT hr; HRESULT hr;
TRACE("iface %p, backbuffer_idx %u, backbuffer_type %#x, backbuffer %p.\n", TRACE("iface %p, backbuffer_idx %u, backbuffer_type %#x, backbuffer %p.\n",
@ -629,7 +630,8 @@ static HRESULT WINAPI IDirect3DDevice8Impl_GetBackBuffer(IDirect3DDevice8 *iface
BackBuffer, (enum wined3d_backbuffer_type)Type, &wined3d_surface); BackBuffer, (enum wined3d_backbuffer_type)Type, &wined3d_surface);
if (SUCCEEDED(hr) && wined3d_surface && ppBackBuffer) if (SUCCEEDED(hr) && wined3d_surface && ppBackBuffer)
{ {
*ppBackBuffer = wined3d_surface_get_parent(wined3d_surface); surface_impl = wined3d_surface_get_parent(wined3d_surface);
*ppBackBuffer = &surface_impl->IDirect3DSurface8_iface;
IDirect3DSurface8_AddRef(*ppBackBuffer); IDirect3DSurface8_AddRef(*ppBackBuffer);
wined3d_surface_decref(wined3d_surface); wined3d_surface_decref(wined3d_surface);
} }