static HRESULT WINAPI d3d8_swapchain_GetBackBuffer(IDirect3DSwapChain8 *iface,
UINT backbuffer_idx, D3DBACKBUFFER_TYPE backbuffer_type, IDirect3DSurface8 **backbuffer)
{
struct d3d8_swapchain *swapchain = impl_from_IDirect3DSwapChain8(iface);
struct wined3d_surface *wined3d_surface = NULL;
struct d3d8_surface *surface_impl;
HRESULT hr = D3D_OK;
TRACE("iface %p, backbuffer_idx %u, backbuffer_type %#x, backbuffer %p.\n",
iface, backbuffer_idx, backbuffer_type, backbuffer);
wined3d_mutex_lock();
if ((wined3d_surface = wined3d_swapchain_get_back_buffer(swapchain->wined3d_swapchain,
backbuffer_idx, (enum wined3d_backbuffer_type)backbuffer_type)))
{
surface_impl = wined3d_surface_get_parent(wined3d_surface);
*backbuffer = &surface_impl->IDirect3DSurface8_iface;
IDirect3DSurface8_AddRef(*backbuffer);
}
else
{
hr = D3DERR_INVALIDCALL;
}
wined3d_mutex_unlock();
return hr;
}
static HRESULT STDMETHODCALLTYPE dxgi_swapchain_GetBuffer(IDXGISwapChain *iface,
UINT buffer_idx, REFIID riid, void **surface)
{
struct dxgi_swapchain *This = impl_from_IDXGISwapChain(iface);
struct wined3d_surface *backbuffer;
IUnknown *parent;
HRESULT hr;
TRACE("iface %p, buffer_idx %u, riid %s, surface %p\n",
iface, buffer_idx, debugstr_guid(riid), surface);
EnterCriticalSection(&dxgi_cs);
hr = wined3d_swapchain_get_back_buffer(This->wined3d_swapchain,
buffer_idx, WINED3D_BACKBUFFER_TYPE_MONO, &backbuffer);
if (FAILED(hr))
{
LeaveCriticalSection(&dxgi_cs);
return hr;
}
parent = wined3d_surface_get_parent(backbuffer);
hr = IUnknown_QueryInterface(parent, riid, surface);
wined3d_surface_decref(backbuffer);
LeaveCriticalSection(&dxgi_cs);
return hr;
}
static HRESULT STDMETHODCALLTYPE dxgi_swapchain_GetBuffer(IDXGISwapChain *iface,
UINT buffer_idx, REFIID riid, void **surface)
{
struct dxgi_swapchain *This = impl_from_IDXGISwapChain(iface);
struct wined3d_texture *texture;
IUnknown *parent;
HRESULT hr;
TRACE("iface %p, buffer_idx %u, riid %s, surface %p\n",
iface, buffer_idx, debugstr_guid(riid), surface);
wined3d_mutex_lock();
if (!(texture = wined3d_swapchain_get_back_buffer(This->wined3d_swapchain, buffer_idx)))
{
wined3d_mutex_unlock();
return DXGI_ERROR_INVALID_CALL;
}
parent = wined3d_texture_get_parent(texture);
hr = IUnknown_QueryInterface(parent, riid, surface);
wined3d_mutex_unlock();
return hr;
}
static HRESULT WINAPI d3d9_swapchain_GetBackBuffer(IDirect3DSwapChain9Ex *iface,
UINT backbuffer_idx, D3DBACKBUFFER_TYPE backbuffer_type, IDirect3DSurface9 **backbuffer)
{
struct d3d9_swapchain *swapchain = impl_from_IDirect3DSwapChain9Ex(iface);
struct wined3d_texture *wined3d_texture;
struct d3d9_surface *surface_impl;
HRESULT hr = D3D_OK;
TRACE("iface %p, backbuffer_idx %u, backbuffer_type %#x, backbuffer %p.\n",
iface, backbuffer_idx, backbuffer_type, backbuffer);
/* backbuffer_type is ignored by native. */
if (!backbuffer)
{
WARN("The output pointer is NULL, returning D3DERR_INVALIDCALL.\n");
return D3DERR_INVALIDCALL;
}
wined3d_mutex_lock();
if ((wined3d_texture = wined3d_swapchain_get_back_buffer(swapchain->wined3d_swapchain, backbuffer_idx)))
{
surface_impl = wined3d_texture_get_sub_resource_parent(wined3d_texture, 0);
*backbuffer = &surface_impl->IDirect3DSurface9_iface;
IDirect3DSurface9_AddRef(*backbuffer);
}
else
{
/* Do not set *backbuffer = NULL, see tests/device.c, test_swapchain(). */
hr = D3DERR_INVALIDCALL;
}
wined3d_mutex_unlock();
return hr;
}
static HRESULT STDMETHODCALLTYPE dxgi_swapchain_ResizeBuffers(IDXGISwapChain *iface,
UINT buffer_count, UINT width, UINT height, DXGI_FORMAT format, UINT flags)
{
struct dxgi_swapchain *swapchain = impl_from_IDXGISwapChain(iface);
struct wined3d_swapchain_desc wined3d_desc;
struct wined3d_surface *surface;
IUnknown *parent;
unsigned int i;
HRESULT hr;
TRACE("iface %p, buffer_count %u, width %u, height %u, format %s, flags %#x.\n",
iface, buffer_count, width, height, debug_dxgi_format(format), flags);
if (flags)
FIXME("Ignoring flags %#x.\n", flags);
EnterCriticalSection(&dxgi_cs);
wined3d_swapchain_get_desc(swapchain->wined3d_swapchain, &wined3d_desc);
for (i = 0; i < wined3d_desc.backbuffer_count; ++i)
{
surface = wined3d_swapchain_get_back_buffer(swapchain->wined3d_swapchain,
i, WINED3D_BACKBUFFER_TYPE_MONO);
parent = wined3d_surface_get_parent(surface);
IUnknown_AddRef(parent);
if (IUnknown_Release(parent))
{
LeaveCriticalSection(&dxgi_cs);
return DXGI_ERROR_INVALID_CALL;
}
}
if (format != DXGI_FORMAT_UNKNOWN)
wined3d_desc.backbuffer_format = wined3dformat_from_dxgi_format(format);
hr = wined3d_swapchain_resize_buffers(swapchain->wined3d_swapchain, buffer_count, width, height,
wined3d_desc.backbuffer_format, wined3d_desc.multisample_type, wined3d_desc.multisample_quality);
LeaveCriticalSection(&dxgi_cs);
return hr;
}
static HRESULT WINAPI IDirect3DSwapChain8Impl_GetBackBuffer(IDirect3DSwapChain8 *iface,
UINT iBackBuffer, D3DBACKBUFFER_TYPE Type, IDirect3DSurface8 **ppBackBuffer)
{
IDirect3DSwapChain8Impl *This = impl_from_IDirect3DSwapChain8(iface);
struct wined3d_surface *wined3d_surface = NULL;
HRESULT hr;
TRACE("iface %p, backbuffer_idx %u, backbuffer_type %#x, backbuffer %p.\n",
iface, iBackBuffer, Type, ppBackBuffer);
wined3d_mutex_lock();
hr = wined3d_swapchain_get_back_buffer(This->wined3d_swapchain,
iBackBuffer, (enum wined3d_backbuffer_type)Type, &wined3d_surface);
if (SUCCEEDED(hr) && wined3d_surface)
{
*ppBackBuffer = wined3d_surface_get_parent(wined3d_surface);
IDirect3DSurface8_AddRef(*ppBackBuffer);
wined3d_surface_decref(wined3d_surface);
}
wined3d_mutex_unlock();
return hr;
}
static HRESULT WINAPI IDirect3DSwapChain9Impl_GetBackBuffer(IDirect3DSwapChain9 *iface,
UINT iBackBuffer, D3DBACKBUFFER_TYPE Type, IDirect3DSurface9 **ppBackBuffer)
{
IDirect3DSwapChain9Impl *This = (IDirect3DSwapChain9Impl *)iface;
struct wined3d_surface *wined3d_surface = NULL;
HRESULT hr;
TRACE("iface %p, backbuffer_idx %u, backbuffer_type %#x, backbuffer %p.\n",
iface, iBackBuffer, Type, ppBackBuffer);
wined3d_mutex_lock();
hr = wined3d_swapchain_get_back_buffer(This->wined3d_swapchain,
iBackBuffer, (enum wined3d_backbuffer_type)Type, &wined3d_surface);
if (SUCCEEDED(hr) && wined3d_surface)
{
*ppBackBuffer = wined3d_surface_get_parent(wined3d_surface);
IDirect3DSurface9_AddRef(*ppBackBuffer);
wined3d_surface_decref(wined3d_surface);
}
wined3d_mutex_unlock();
/* Do not touch the **ppBackBuffer pointer otherwise! (see device test) */
return hr;
}