Sweden-Number/dlls/d3d8/swapchain.c

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/*
* IDirect3DSwapChain8 implementation
*
* Copyright 2005 Oliver Stieber
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*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
#include "config.h"
#include "wine/port.h"
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#include "d3d8_private.h"
WINE_DEFAULT_DEBUG_CHANNEL(d3d8);
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static inline struct d3d8_swapchain *impl_from_IDirect3DSwapChain8(IDirect3DSwapChain8 *iface)
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{
return CONTAINING_RECORD(iface, struct d3d8_swapchain, IDirect3DSwapChain8_iface);
}
static HRESULT WINAPI d3d8_swapchain_QueryInterface(IDirect3DSwapChain8 *iface, REFIID riid, void **out)
{
TRACE("iface %p, riid %s, out %p.\n", iface, debugstr_guid(riid), out);
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if (IsEqualGUID(riid, &IID_IDirect3DSwapChain8)
|| IsEqualGUID(riid, &IID_IUnknown))
{
IDirect3DSwapChain8_AddRef(iface);
*out = iface;
return S_OK;
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}
WARN("%s not implemented, returning E_NOINTERFACE.\n", debugstr_guid(riid));
*out = NULL;
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return E_NOINTERFACE;
}
static ULONG WINAPI d3d8_swapchain_AddRef(IDirect3DSwapChain8 *iface)
{
struct d3d8_swapchain *swapchain = impl_from_IDirect3DSwapChain8(iface);
ULONG ref = InterlockedIncrement(&swapchain->refcount);
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TRACE("%p increasing refcount to %u.\n", iface, ref);
if (ref == 1)
{
if (swapchain->parent_device)
IDirect3DDevice8_AddRef(swapchain->parent_device);
wined3d_swapchain_incref(swapchain->wined3d_swapchain);
}
return ref;
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}
static ULONG WINAPI d3d8_swapchain_Release(IDirect3DSwapChain8 *iface)
{
struct d3d8_swapchain *swapchain = impl_from_IDirect3DSwapChain8(iface);
ULONG ref = InterlockedDecrement(&swapchain->refcount);
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TRACE("%p decreasing refcount to %u.\n", iface, ref);
if (!ref)
{
IDirect3DDevice8 *parent_device = swapchain->parent_device;
wined3d_swapchain_decref(swapchain->wined3d_swapchain);
if (parent_device)
IDirect3DDevice8_Release(parent_device);
}
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return ref;
}
static HRESULT WINAPI DECLSPEC_HOTPATCH d3d8_swapchain_Present(IDirect3DSwapChain8 *iface,
const RECT *src_rect, const RECT *dst_rect, HWND dst_window_override,
const RGNDATA *dirty_region)
{
struct d3d8_swapchain *swapchain = impl_from_IDirect3DSwapChain8(iface);
struct d3d8_device *device = impl_from_IDirect3DDevice8(swapchain->parent_device);
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TRACE("iface %p, src_rect %s, dst_rect %s, dst_window_override %p, dirty_region %p.\n",
iface, wine_dbgstr_rect(src_rect), wine_dbgstr_rect(dst_rect), dst_window_override, dirty_region);
if (device->device_state != D3D8_DEVICE_STATE_OK)
return D3DERR_DEVICELOST;
if (dirty_region)
FIXME("Ignoring dirty_region %p.\n", dirty_region);
return wined3d_swapchain_present(swapchain->wined3d_swapchain,
src_rect, dst_rect, dst_window_override, swapchain->swap_interval, 0);
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}
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_texture *wined3d_texture;
struct d3d8_surface *surface_impl;
HRESULT hr = D3D_OK;
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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->IDirect3DSurface8_iface;
IDirect3DSurface8_AddRef(*backbuffer);
}
else
{
/* Do not set *backbuffer = NULL, see tests/device.c, test_swapchain(). */
hr = D3DERR_INVALIDCALL;
}
wined3d_mutex_unlock();
return hr;
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}
static const IDirect3DSwapChain8Vtbl d3d8_swapchain_vtbl =
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{
d3d8_swapchain_QueryInterface,
d3d8_swapchain_AddRef,
d3d8_swapchain_Release,
d3d8_swapchain_Present,
d3d8_swapchain_GetBackBuffer
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};
static void STDMETHODCALLTYPE d3d8_swapchain_wined3d_object_released(void *parent)
{
heap_free(parent);
}
static const struct wined3d_parent_ops d3d8_swapchain_wined3d_parent_ops =
{
d3d8_swapchain_wined3d_object_released,
};
static HRESULT swapchain_init(struct d3d8_swapchain *swapchain, struct d3d8_device *device,
struct wined3d_swapchain_desc *desc, unsigned int swap_interval)
{
HRESULT hr;
swapchain->refcount = 1;
swapchain->IDirect3DSwapChain8_iface.lpVtbl = &d3d8_swapchain_vtbl;
swapchain->swap_interval = swap_interval;
if (FAILED(hr = wined3d_swapchain_create(device->wined3d_device, desc, swapchain,
&d3d8_swapchain_wined3d_parent_ops, &swapchain->wined3d_swapchain)))
{
WARN("Failed to create wined3d swapchain, hr %#x.\n", hr);
return hr;
}
swapchain->parent_device = &device->IDirect3DDevice8_iface;
IDirect3DDevice8_AddRef(swapchain->parent_device);
return D3D_OK;
}
HRESULT d3d8_swapchain_create(struct d3d8_device *device, struct wined3d_swapchain_desc *desc,
unsigned int swap_interval, struct d3d8_swapchain **swapchain)
{
struct d3d8_swapchain *object;
HRESULT hr;
if (!(object = heap_alloc_zero(sizeof(*object))))
return E_OUTOFMEMORY;
if (FAILED(hr = swapchain_init(object, device, desc, swap_interval)))
{
WARN("Failed to initialize swapchain, hr %#x.\n", hr);
heap_free(object);
return hr;
}
TRACE("Created swapchain %p.\n", object);
*swapchain = object;
return D3D_OK;
}