dlls/d3d11/buffer.c - wine - Git at Google

 /*
  * Copyright 2009 Henri Verbeet for CodeWeavers
  *
  * 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
  *
  */

 #include "config.h"
 #include "wine/port.h"

 #include "d3d11_private.h"

 WINE_DEFAULT_DEBUG_CHANNEL(d3d11);

 /* ID3D11Buffer methods */

 static inline struct d3d_buffer *impl_from_ID3D11Buffer(ID3D11Buffer *iface)
 {
     return CONTAINING_RECORD(iface, struct d3d_buffer, ID3D11Buffer_iface);
 }

 static HRESULT STDMETHODCALLTYPE d3d11_buffer_QueryInterface(ID3D11Buffer *iface, REFIID riid, void **out)
 {
     struct d3d_buffer *buffer = impl_from_ID3D11Buffer(iface);

     TRACE("iface %p, riid %s, out %p.\n", iface, debugstr_guid(riid), out);

     if (IsEqualGUID(riid, &IID_ID3D11Buffer)
             || IsEqualGUID(riid, &IID_ID3D11Resource)
             || IsEqualGUID(riid, &IID_ID3D11DeviceChild)
             || IsEqualGUID(riid, &IID_IUnknown))
     {
         ID3D11Buffer_AddRef(iface);
         *out = iface;
         return S_OK;
     }

     if (IsEqualGUID(riid, &IID_ID3D10Buffer)
             || IsEqualGUID(riid, &IID_ID3D10Resource)
             || IsEqualGUID(riid, &IID_ID3D10DeviceChild))
     {
         ID3D10Buffer_AddRef(&buffer->ID3D10Buffer_iface);
         *out = &buffer->ID3D10Buffer_iface;
         return S_OK;
     }

     WARN("%s not implemented, returning E_NOINTERFACE.\n", debugstr_guid(riid));

     *out = NULL;
     return E_NOINTERFACE;
 }

 static ULONG STDMETHODCALLTYPE d3d11_buffer_AddRef(ID3D11Buffer *iface)
 {
     struct d3d_buffer *buffer = impl_from_ID3D11Buffer(iface);
     ULONG refcount = InterlockedIncrement(&buffer->refcount);

     TRACE("%p increasing refcount to %u.\n", buffer, refcount);

     if (refcount == 1)
     {
         ID3D11Device_AddRef(buffer->device);
         wined3d_mutex_lock();
         wined3d_buffer_incref(buffer->wined3d_buffer);
         wined3d_mutex_unlock();
     }

     return refcount;
 }

 static ULONG STDMETHODCALLTYPE d3d11_buffer_Release(ID3D11Buffer *iface)
 {
     struct d3d_buffer *buffer = impl_from_ID3D11Buffer(iface);
     ULONG refcount = InterlockedDecrement(&buffer->refcount);

     TRACE("%p decreasing refcount to %u.\n", buffer, refcount);

     if (!refcount)
     {
         ID3D11Device *device = buffer->device;

         wined3d_mutex_lock();
         wined3d_buffer_decref(buffer->wined3d_buffer);
         wined3d_mutex_unlock();
         /* Release the device last, it may cause the wined3d device to be
          * destroyed. */
         ID3D11Device_Release(device);
     }

     return refcount;
 }

 static void STDMETHODCALLTYPE d3d11_buffer_GetDevice(ID3D11Buffer *iface, ID3D11Device **device)
 {
     struct d3d_buffer *buffer = impl_from_ID3D11Buffer(iface);

     TRACE("iface %p, device %p.\n", iface, device);

     *device = buffer->device;
     ID3D11Device_AddRef(*device);
 }

 static HRESULT STDMETHODCALLTYPE d3d11_buffer_GetPrivateData(ID3D11Buffer *iface,
         REFGUID guid, UINT *data_size, void *data)
 {
     struct d3d_buffer *buffer = impl_from_ID3D11Buffer(iface);

     TRACE("iface %p, guid %s, data_size %p, data %p.\n", iface, debugstr_guid(guid), data_size, data);

     return d3d_get_private_data(&buffer->private_store, guid, data_size, data);
 }

 static HRESULT STDMETHODCALLTYPE d3d11_buffer_SetPrivateData(ID3D11Buffer *iface,
         REFGUID guid, UINT data_size, const void *data)
 {
     struct d3d_buffer *buffer = impl_from_ID3D11Buffer(iface);

     TRACE("iface %p, guid %s, data_size %u, data %p.\n", iface, debugstr_guid(guid), data_size, data);

     return d3d_set_private_data(&buffer->private_store, guid, data_size, data);
 }

 static HRESULT STDMETHODCALLTYPE d3d11_buffer_SetPrivateDataInterface(ID3D11Buffer *iface,
         REFGUID guid, const IUnknown *data)
 {
     struct d3d_buffer *buffer = impl_from_ID3D11Buffer(iface);

     TRACE("iface %p, guid %s, data %p.\n", iface, debugstr_guid(guid), data);

     return d3d_set_private_data_interface(&buffer->private_store, guid, data);
 }

 static void STDMETHODCALLTYPE d3d11_buffer_GetType(ID3D11Buffer *iface,
         D3D11_RESOURCE_DIMENSION *resource_dimension)
 {
     TRACE("iface %p, resource_dimension %p.\n", iface, resource_dimension);

     *resource_dimension = D3D11_RESOURCE_DIMENSION_BUFFER;
 }

 static void STDMETHODCALLTYPE d3d11_buffer_SetEvictionPriority(ID3D11Buffer *iface, UINT eviction_priority)
 {
     FIXME("iface %p, eviction_priority %#x stub!\n", iface, eviction_priority);
 }

 static UINT STDMETHODCALLTYPE d3d11_buffer_GetEvictionPriority(ID3D11Buffer *iface)
 {
     FIXME("iface %p stub!\n", iface);

     return 0;
 }

 static void STDMETHODCALLTYPE d3d11_buffer_GetDesc(ID3D11Buffer *iface, D3D11_BUFFER_DESC *desc)
 {
     struct d3d_buffer *buffer = impl_from_ID3D11Buffer(iface);

     TRACE("iface %p, desc %p.\n", iface, desc);

     *desc = buffer->desc;
 }

 static const struct ID3D11BufferVtbl d3d11_buffer_vtbl =
 {
     /* IUnknown methods */
     d3d11_buffer_QueryInterface,
     d3d11_buffer_AddRef,
     d3d11_buffer_Release,
     /* ID3D11DeviceChild methods */
     d3d11_buffer_GetDevice,
     d3d11_buffer_GetPrivateData,
     d3d11_buffer_SetPrivateData,
     d3d11_buffer_SetPrivateDataInterface,
     /* ID3D11Resource methods */
     d3d11_buffer_GetType,
     d3d11_buffer_SetEvictionPriority,
     d3d11_buffer_GetEvictionPriority,
     /* ID3D11Buffer methods */
     d3d11_buffer_GetDesc,
 };

 struct d3d_buffer *unsafe_impl_from_ID3D11Buffer(ID3D11Buffer *iface)
 {
     if (!iface)
         return NULL;
     assert(iface->lpVtbl == &d3d11_buffer_vtbl);
     return CONTAINING_RECORD(iface, struct d3d_buffer, ID3D11Buffer_iface);
 }

 /* ID3D10Buffer methods */

 static inline struct d3d_buffer *impl_from_ID3D10Buffer(ID3D10Buffer *iface)
 {
     return CONTAINING_RECORD(iface, struct d3d_buffer, ID3D10Buffer_iface);
 }

 /* IUnknown methods */

 static HRESULT STDMETHODCALLTYPE d3d10_buffer_QueryInterface(ID3D10Buffer *iface, REFIID riid, void **out)
 {
     struct d3d_buffer *buffer = impl_from_ID3D10Buffer(iface);

     TRACE("iface %p, riid %s, out %p.\n", iface, debugstr_guid(riid), out);

     return d3d11_buffer_QueryInterface(&buffer->ID3D11Buffer_iface, riid, out);
 }

 static ULONG STDMETHODCALLTYPE d3d10_buffer_AddRef(ID3D10Buffer *iface)
 {
     struct d3d_buffer *buffer = impl_from_ID3D10Buffer(iface);

     TRACE("iface %p.\n", iface);

     return d3d11_buffer_AddRef(&buffer->ID3D11Buffer_iface);
 }

 static ULONG STDMETHODCALLTYPE d3d10_buffer_Release(ID3D10Buffer *iface)
 {
     struct d3d_buffer *buffer = impl_from_ID3D10Buffer(iface);

     TRACE("iface %p.\n", iface);

     return d3d11_buffer_Release(&buffer->ID3D11Buffer_iface);
 }

 /* ID3D10DeviceChild methods */

 static void STDMETHODCALLTYPE d3d10_buffer_GetDevice(ID3D10Buffer *iface, ID3D10Device **device)
 {
     struct d3d_buffer *buffer = impl_from_ID3D10Buffer(iface);

     TRACE("iface %p, device %p.\n", iface, device);

     ID3D11Device_QueryInterface(buffer->device, &IID_ID3D10Device, (void **)device);
 }

 static HRESULT STDMETHODCALLTYPE d3d10_buffer_GetPrivateData(ID3D10Buffer *iface,
         REFGUID guid, UINT *data_size, void *data)
 {
     struct d3d_buffer *buffer = impl_from_ID3D10Buffer(iface);

     TRACE("iface %p, guid %s, data_size %p, data %p.\n",
             iface, debugstr_guid(guid), data_size, data);

     return d3d_get_private_data(&buffer->private_store, guid, data_size, data);
 }

 static HRESULT STDMETHODCALLTYPE d3d10_buffer_SetPrivateData(ID3D10Buffer *iface,
         REFGUID guid, UINT data_size, const void *data)
 {
     struct d3d_buffer *buffer = impl_from_ID3D10Buffer(iface);

     TRACE("iface %p, guid %s, data_size %u, data %p.\n",
             iface, debugstr_guid(guid), data_size, data);

     return d3d_set_private_data(&buffer->private_store, guid, data_size, data);
 }

 static HRESULT STDMETHODCALLTYPE d3d10_buffer_SetPrivateDataInterface(ID3D10Buffer *iface,
         REFGUID guid, const IUnknown *data)
 {
     struct d3d_buffer *buffer = impl_from_ID3D10Buffer(iface);

     TRACE("iface %p, guid %s, data %p.\n", iface, debugstr_guid(guid), data);

     return d3d_set_private_data_interface(&buffer->private_store, guid, data);
 }

 /* ID3D10Resource methods */

 static void STDMETHODCALLTYPE d3d10_buffer_GetType(ID3D10Buffer *iface, D3D10_RESOURCE_DIMENSION *resource_dimension)
 {
     TRACE("iface %p, resource_dimension %p\n", iface, resource_dimension);

     *resource_dimension = D3D10_RESOURCE_DIMENSION_BUFFER;
 }

 static void STDMETHODCALLTYPE d3d10_buffer_SetEvictionPriority(ID3D10Buffer *iface, UINT eviction_priority)
 {
     FIXME("iface %p, eviction_priority %u stub!\n", iface, eviction_priority);
 }

 static UINT STDMETHODCALLTYPE d3d10_buffer_GetEvictionPriority(ID3D10Buffer *iface)
 {
     FIXME("iface %p stub!\n", iface);

     return 0;
 }

 /* ID3D10Buffer methods */

 static HRESULT STDMETHODCALLTYPE d3d10_buffer_Map(ID3D10Buffer *iface, D3D10_MAP map_type, UINT map_flags, void **data)
 {
     struct d3d_buffer *buffer = impl_from_ID3D10Buffer(iface);
     struct wined3d_map_desc wined3d_map_desc;
     HRESULT hr;

     TRACE("iface %p, map_type %u, map_flags %#x, data %p.\n", iface, map_type, map_flags, data);

     if (map_flags)
         FIXME("Ignoring map_flags %#x.\n", map_flags);

     wined3d_mutex_lock();
     hr = wined3d_resource_map(wined3d_buffer_get_resource(buffer->wined3d_buffer), 0,
             &wined3d_map_desc, NULL, wined3d_map_flags_from_d3d11_map_type(map_type));
     *data = wined3d_map_desc.data;
     wined3d_mutex_unlock();

     return hr;
 }

 static void STDMETHODCALLTYPE d3d10_buffer_Unmap(ID3D10Buffer *iface)
 {
     struct d3d_buffer *buffer = impl_from_ID3D10Buffer(iface);

     TRACE("iface %p.\n", iface);

     wined3d_mutex_lock();
     wined3d_resource_unmap(wined3d_buffer_get_resource(buffer->wined3d_buffer), 0);
     wined3d_mutex_unlock();
 }

 static void STDMETHODCALLTYPE d3d10_buffer_GetDesc(ID3D10Buffer *iface, D3D10_BUFFER_DESC *desc)
 {
     struct d3d_buffer *buffer = impl_from_ID3D10Buffer(iface);
     const D3D11_BUFFER_DESC *d3d11_desc = &buffer->desc;

     TRACE("iface %p, desc %p.\n", iface, desc);

     desc->ByteWidth = d3d11_desc->ByteWidth;
     desc->Usage = d3d10_usage_from_d3d11_usage(d3d11_desc->Usage);
     desc->BindFlags = d3d10_bind_flags_from_d3d11_bind_flags(d3d11_desc->BindFlags);
     desc->CPUAccessFlags = d3d10_cpu_access_flags_from_d3d11_cpu_access_flags(d3d11_desc->CPUAccessFlags);
     desc->MiscFlags = d3d10_resource_misc_flags_from_d3d11_resource_misc_flags(d3d11_desc->MiscFlags);
 }

 static const struct ID3D10BufferVtbl d3d10_buffer_vtbl =
 {
     /* IUnknown methods */
     d3d10_buffer_QueryInterface,
     d3d10_buffer_AddRef,
     d3d10_buffer_Release,
     /* ID3D10DeviceChild methods */
     d3d10_buffer_GetDevice,
     d3d10_buffer_GetPrivateData,
     d3d10_buffer_SetPrivateData,
     d3d10_buffer_SetPrivateDataInterface,
     /* ID3D10Resource methods */
     d3d10_buffer_GetType,
     d3d10_buffer_SetEvictionPriority,
     d3d10_buffer_GetEvictionPriority,
     /* ID3D10Buffer methods */
     d3d10_buffer_Map,
     d3d10_buffer_Unmap,
     d3d10_buffer_GetDesc,
 };

 struct d3d_buffer *unsafe_impl_from_ID3D10Buffer(ID3D10Buffer *iface)
 {
     if (!iface)
         return NULL;
     assert(iface->lpVtbl == &d3d10_buffer_vtbl);
     return CONTAINING_RECORD(iface, struct d3d_buffer, ID3D10Buffer_iface);
 }

 static void STDMETHODCALLTYPE d3d_buffer_wined3d_object_released(void *parent)
 {
     struct d3d_buffer *buffer = parent;

     wined3d_private_store_cleanup(&buffer->private_store);
     HeapFree(GetProcessHeap(), 0, parent);
 }

 static const struct wined3d_parent_ops d3d_buffer_wined3d_parent_ops =
 {
     d3d_buffer_wined3d_object_released,
 };

 static BOOL validate_buffer_desc(D3D11_BUFFER_DESC *desc)
 {
     if (desc->MiscFlags & D3D11_RESOURCE_MISC_BUFFER_ALLOW_RAW_VIEWS)
     {
         if (desc->MiscFlags & D3D11_RESOURCE_MISC_BUFFER_STRUCTURED)
         {
             WARN("Raw and structure buffers are mutually exclusive.\n");
             return FALSE;
         }
         if (!(desc->BindFlags & (D3D11_BIND_SHADER_RESOURCE | D3D11_BIND_UNORDERED_ACCESS)))
         {
             WARN("Invalid bind flags %#x for raw buffer.\n", desc->BindFlags);
             return FALSE;
         }
     }

     if (desc->MiscFlags & D3D11_RESOURCE_MISC_BUFFER_STRUCTURED)
     {
         if (!desc->StructureByteStride || desc->StructureByteStride % 4)
         {
             WARN("Invalid structure byte stride %u.\n", desc->StructureByteStride);
             return FALSE;
         }
         if (desc->ByteWidth % desc->StructureByteStride)
         {
             WARN("Byte width %u is not divisible by structure byte stride %u.\n",
                     desc->ByteWidth, desc->StructureByteStride);
             return FALSE;
         }
     }
     else
     {
         desc->StructureByteStride = 0;
     }

     return TRUE;
 }

 static HRESULT d3d_buffer_init(struct d3d_buffer *buffer, struct d3d_device *device,
         const D3D11_BUFFER_DESC *desc, const D3D11_SUBRESOURCE_DATA *data)
 {
     struct wined3d_buffer_desc wined3d_desc;
     HRESULT hr;

     buffer->ID3D11Buffer_iface.lpVtbl = &d3d11_buffer_vtbl;
     buffer->ID3D10Buffer_iface.lpVtbl = &d3d10_buffer_vtbl;
     buffer->refcount = 1;
     buffer->desc = *desc;

     if (!validate_buffer_desc(&buffer->desc))
         return E_INVALIDARG;

     wined3d_desc.byte_width = buffer->desc.ByteWidth;
     wined3d_desc.usage = wined3d_usage_from_d3d11(0, buffer->desc.Usage);
     wined3d_desc.bind_flags = buffer->desc.BindFlags;
     wined3d_desc.cpu_access_flags = buffer->desc.CPUAccessFlags;
     wined3d_desc.misc_flags = buffer->desc.MiscFlags;
     wined3d_desc.structure_byte_stride = buffer->desc.StructureByteStride;

     wined3d_mutex_lock();
     wined3d_private_store_init(&buffer->private_store);

     if (FAILED(hr = wined3d_buffer_create(device->wined3d_device, &wined3d_desc,
             (const struct wined3d_sub_resource_data *)data, buffer,
             &d3d_buffer_wined3d_parent_ops, &buffer->wined3d_buffer)))
     {
         WARN("Failed to create wined3d buffer, hr %#x.\n", hr);
         wined3d_private_store_cleanup(&buffer->private_store);
         wined3d_mutex_unlock();
         return hr;
     }
     wined3d_mutex_unlock();

     buffer->device = &device->ID3D11Device_iface;
     ID3D11Device_AddRef(buffer->device);

     return S_OK;
 }

 HRESULT d3d_buffer_create(struct d3d_device *device, const D3D11_BUFFER_DESC *desc,
         const D3D11_SUBRESOURCE_DATA *data, struct d3d_buffer **buffer)
 {
     struct d3d_buffer *object;
     HRESULT hr;

     if (!(object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*object))))
         return E_OUTOFMEMORY;

     if (FAILED(hr = d3d_buffer_init(object, device, desc, data)))
     {
         WARN("Failed to initialize buffer, hr %#x.\n", hr);
         HeapFree(GetProcessHeap(), 0, object);
         return hr;
     }

     TRACE("Created buffer %p.\n", object);
     *buffer = object;

     return S_OK;
 }
	/*
	* Copyright 2009 Henri Verbeet for CodeWeavers
	*
	* 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
	*
	*/

	#include "config.h"
	#include "wine/port.h"

	#include "d3d11_private.h"

	WINE_DEFAULT_DEBUG_CHANNEL(d3d11);

	/* ID3D11Buffer methods */

	static inline struct d3d_buffer impl_from_ID3D11Buffer(ID3D11Buffer iface)
	{
	return CONTAINING_RECORD(iface, struct d3d_buffer, ID3D11Buffer_iface);
	}

	static HRESULT STDMETHODCALLTYPE d3d11_buffer_QueryInterface(ID3D11Buffer iface, REFIID riid, void *out)
	{
	struct d3d_buffer *buffer = impl_from_ID3D11Buffer(iface);

	TRACE("iface %p, riid %s, out %p.\n", iface, debugstr_guid(riid), out);

	if (IsEqualGUID(riid, &IID_ID3D11Buffer)
	\|\| IsEqualGUID(riid, &IID_ID3D11Resource)
	\|\| IsEqualGUID(riid, &IID_ID3D11DeviceChild)
	\|\| IsEqualGUID(riid, &IID_IUnknown))
	{
	ID3D11Buffer_AddRef(iface);
	*out = iface;
	return S_OK;
	}

	if (IsEqualGUID(riid, &IID_ID3D10Buffer)
	\|\| IsEqualGUID(riid, &IID_ID3D10Resource)
	\|\| IsEqualGUID(riid, &IID_ID3D10DeviceChild))
	{
	ID3D10Buffer_AddRef(&buffer->ID3D10Buffer_iface);
	*out = &buffer->ID3D10Buffer_iface;
	return S_OK;
	}

	WARN("%s not implemented, returning E_NOINTERFACE.\n", debugstr_guid(riid));

	*out = NULL;
	return E_NOINTERFACE;
	}

	static ULONG STDMETHODCALLTYPE d3d11_buffer_AddRef(ID3D11Buffer *iface)
	{
	struct d3d_buffer *buffer = impl_from_ID3D11Buffer(iface);
	ULONG refcount = InterlockedIncrement(&buffer->refcount);

	TRACE("%p increasing refcount to %u.\n", buffer, refcount);

	if (refcount == 1)
	{
	ID3D11Device_AddRef(buffer->device);
	wined3d_mutex_lock();
	wined3d_buffer_incref(buffer->wined3d_buffer);
	wined3d_mutex_unlock();
	}

	return refcount;
	}

	static ULONG STDMETHODCALLTYPE d3d11_buffer_Release(ID3D11Buffer *iface)
	{
	struct d3d_buffer *buffer = impl_from_ID3D11Buffer(iface);
	ULONG refcount = InterlockedDecrement(&buffer->refcount);

	TRACE("%p decreasing refcount to %u.\n", buffer, refcount);

	if (!refcount)
	{
	ID3D11Device *device = buffer->device;

	wined3d_mutex_lock();
	wined3d_buffer_decref(buffer->wined3d_buffer);
	wined3d_mutex_unlock();
	/* Release the device last, it may cause the wined3d device to be
	* destroyed. */
	ID3D11Device_Release(device);
	}

	return refcount;
	}

	static void STDMETHODCALLTYPE d3d11_buffer_GetDevice(ID3D11Buffer iface, ID3D11Device *device)
	{
	struct d3d_buffer *buffer = impl_from_ID3D11Buffer(iface);

	TRACE("iface %p, device %p.\n", iface, device);

	*device = buffer->device;
	ID3D11Device_AddRef(*device);
	}

	static HRESULT STDMETHODCALLTYPE d3d11_buffer_GetPrivateData(ID3D11Buffer *iface,
	REFGUID guid, UINT data_size, void data)
	{
	struct d3d_buffer *buffer = impl_from_ID3D11Buffer(iface);

	TRACE("iface %p, guid %s, data_size %p, data %p.\n", iface, debugstr_guid(guid), data_size, data);

	return d3d_get_private_data(&buffer->private_store, guid, data_size, data);
	}

	static HRESULT STDMETHODCALLTYPE d3d11_buffer_SetPrivateData(ID3D11Buffer *iface,
	REFGUID guid, UINT data_size, const void *data)
	{
	struct d3d_buffer *buffer = impl_from_ID3D11Buffer(iface);

	TRACE("iface %p, guid %s, data_size %u, data %p.\n", iface, debugstr_guid(guid), data_size, data);

	return d3d_set_private_data(&buffer->private_store, guid, data_size, data);
	}

	static HRESULT STDMETHODCALLTYPE d3d11_buffer_SetPrivateDataInterface(ID3D11Buffer *iface,
	REFGUID guid, const IUnknown *data)
	{
	struct d3d_buffer *buffer = impl_from_ID3D11Buffer(iface);

	TRACE("iface %p, guid %s, data %p.\n", iface, debugstr_guid(guid), data);

	return d3d_set_private_data_interface(&buffer->private_store, guid, data);
	}

	static void STDMETHODCALLTYPE d3d11_buffer_GetType(ID3D11Buffer *iface,
	D3D11_RESOURCE_DIMENSION *resource_dimension)
	{
	TRACE("iface %p, resource_dimension %p.\n", iface, resource_dimension);

	*resource_dimension = D3D11_RESOURCE_DIMENSION_BUFFER;
	}

	static void STDMETHODCALLTYPE d3d11_buffer_SetEvictionPriority(ID3D11Buffer *iface, UINT eviction_priority)
	{
	FIXME("iface %p, eviction_priority %#x stub!\n", iface, eviction_priority);
	}

	static UINT STDMETHODCALLTYPE d3d11_buffer_GetEvictionPriority(ID3D11Buffer *iface)
	{
	FIXME("iface %p stub!\n", iface);

	return 0;
	}

	static void STDMETHODCALLTYPE d3d11_buffer_GetDesc(ID3D11Buffer iface, D3D11_BUFFER_DESC desc)
	{
	struct d3d_buffer *buffer = impl_from_ID3D11Buffer(iface);

	TRACE("iface %p, desc %p.\n", iface, desc);

	*desc = buffer->desc;
	}

	static const struct ID3D11BufferVtbl d3d11_buffer_vtbl =
	{
	/* IUnknown methods */
	d3d11_buffer_QueryInterface,
	d3d11_buffer_AddRef,
	d3d11_buffer_Release,
	/* ID3D11DeviceChild methods */
	d3d11_buffer_GetDevice,
	d3d11_buffer_GetPrivateData,
	d3d11_buffer_SetPrivateData,
	d3d11_buffer_SetPrivateDataInterface,
	/* ID3D11Resource methods */
	d3d11_buffer_GetType,
	d3d11_buffer_SetEvictionPriority,
	d3d11_buffer_GetEvictionPriority,
	/* ID3D11Buffer methods */
	d3d11_buffer_GetDesc,
	};

	struct d3d_buffer unsafe_impl_from_ID3D11Buffer(ID3D11Buffer iface)
	{
	if (!iface)
	return NULL;
	assert(iface->lpVtbl == &d3d11_buffer_vtbl);
	return CONTAINING_RECORD(iface, struct d3d_buffer, ID3D11Buffer_iface);
	}

	/* ID3D10Buffer methods */

	static inline struct d3d_buffer impl_from_ID3D10Buffer(ID3D10Buffer iface)
	{
	return CONTAINING_RECORD(iface, struct d3d_buffer, ID3D10Buffer_iface);
	}

	/* IUnknown methods */

	static HRESULT STDMETHODCALLTYPE d3d10_buffer_QueryInterface(ID3D10Buffer iface, REFIID riid, void *out)
	{
	struct d3d_buffer *buffer = impl_from_ID3D10Buffer(iface);

	TRACE("iface %p, riid %s, out %p.\n", iface, debugstr_guid(riid), out);

	return d3d11_buffer_QueryInterface(&buffer->ID3D11Buffer_iface, riid, out);
	}

	static ULONG STDMETHODCALLTYPE d3d10_buffer_AddRef(ID3D10Buffer *iface)
	{
	struct d3d_buffer *buffer = impl_from_ID3D10Buffer(iface);

	TRACE("iface %p.\n", iface);

	return d3d11_buffer_AddRef(&buffer->ID3D11Buffer_iface);
	}

	static ULONG STDMETHODCALLTYPE d3d10_buffer_Release(ID3D10Buffer *iface)
	{
	struct d3d_buffer *buffer = impl_from_ID3D10Buffer(iface);

	TRACE("iface %p.\n", iface);

	return d3d11_buffer_Release(&buffer->ID3D11Buffer_iface);
	}

	/* ID3D10DeviceChild methods */

	static void STDMETHODCALLTYPE d3d10_buffer_GetDevice(ID3D10Buffer iface, ID3D10Device *device)
	{
	struct d3d_buffer *buffer = impl_from_ID3D10Buffer(iface);

	TRACE("iface %p, device %p.\n", iface, device);

	ID3D11Device_QueryInterface(buffer->device, &IID_ID3D10Device, (void **)device);
	}

	static HRESULT STDMETHODCALLTYPE d3d10_buffer_GetPrivateData(ID3D10Buffer *iface,
	REFGUID guid, UINT data_size, void data)
	{
	struct d3d_buffer *buffer = impl_from_ID3D10Buffer(iface);

	TRACE("iface %p, guid %s, data_size %p, data %p.\n",
	iface, debugstr_guid(guid), data_size, data);

	return d3d_get_private_data(&buffer->private_store, guid, data_size, data);
	}

	static HRESULT STDMETHODCALLTYPE d3d10_buffer_SetPrivateData(ID3D10Buffer *iface,
	REFGUID guid, UINT data_size, const void *data)
	{
	struct d3d_buffer *buffer = impl_from_ID3D10Buffer(iface);

	TRACE("iface %p, guid %s, data_size %u, data %p.\n",
	iface, debugstr_guid(guid), data_size, data);

	return d3d_set_private_data(&buffer->private_store, guid, data_size, data);
	}

	static HRESULT STDMETHODCALLTYPE d3d10_buffer_SetPrivateDataInterface(ID3D10Buffer *iface,
	REFGUID guid, const IUnknown *data)
	{
	struct d3d_buffer *buffer = impl_from_ID3D10Buffer(iface);

	TRACE("iface %p, guid %s, data %p.\n", iface, debugstr_guid(guid), data);

	return d3d_set_private_data_interface(&buffer->private_store, guid, data);
	}

	/* ID3D10Resource methods */

	static void STDMETHODCALLTYPE d3d10_buffer_GetType(ID3D10Buffer iface, D3D10_RESOURCE_DIMENSION resource_dimension)
	{
	TRACE("iface %p, resource_dimension %p\n", iface, resource_dimension);

	*resource_dimension = D3D10_RESOURCE_DIMENSION_BUFFER;
	}

	static void STDMETHODCALLTYPE d3d10_buffer_SetEvictionPriority(ID3D10Buffer *iface, UINT eviction_priority)
	{
	FIXME("iface %p, eviction_priority %u stub!\n", iface, eviction_priority);
	}

	static UINT STDMETHODCALLTYPE d3d10_buffer_GetEvictionPriority(ID3D10Buffer *iface)
	{
	FIXME("iface %p stub!\n", iface);

	return 0;
	}

	/* ID3D10Buffer methods */

	static HRESULT STDMETHODCALLTYPE d3d10_buffer_Map(ID3D10Buffer iface, D3D10_MAP map_type, UINT map_flags, void *data)
	{
	struct d3d_buffer *buffer = impl_from_ID3D10Buffer(iface);
	struct wined3d_map_desc wined3d_map_desc;
	HRESULT hr;

	TRACE("iface %p, map_type %u, map_flags %#x, data %p.\n", iface, map_type, map_flags, data);

	if (map_flags)
	FIXME("Ignoring map_flags %#x.\n", map_flags);

	wined3d_mutex_lock();
	hr = wined3d_resource_map(wined3d_buffer_get_resource(buffer->wined3d_buffer), 0,
	&wined3d_map_desc, NULL, wined3d_map_flags_from_d3d11_map_type(map_type));
	*data = wined3d_map_desc.data;
	wined3d_mutex_unlock();

	return hr;
	}

	static void STDMETHODCALLTYPE d3d10_buffer_Unmap(ID3D10Buffer *iface)
	{
	struct d3d_buffer *buffer = impl_from_ID3D10Buffer(iface);

	TRACE("iface %p.\n", iface);

	wined3d_mutex_lock();
	wined3d_resource_unmap(wined3d_buffer_get_resource(buffer->wined3d_buffer), 0);
	wined3d_mutex_unlock();
	}

	static void STDMETHODCALLTYPE d3d10_buffer_GetDesc(ID3D10Buffer iface, D3D10_BUFFER_DESC desc)
	{
	struct d3d_buffer *buffer = impl_from_ID3D10Buffer(iface);
	const D3D11_BUFFER_DESC *d3d11_desc = &buffer->desc;

	TRACE("iface %p, desc %p.\n", iface, desc);

	desc->ByteWidth = d3d11_desc->ByteWidth;
	desc->Usage = d3d10_usage_from_d3d11_usage(d3d11_desc->Usage);
	desc->BindFlags = d3d10_bind_flags_from_d3d11_bind_flags(d3d11_desc->BindFlags);
	desc->CPUAccessFlags = d3d10_cpu_access_flags_from_d3d11_cpu_access_flags(d3d11_desc->CPUAccessFlags);
	desc->MiscFlags = d3d10_resource_misc_flags_from_d3d11_resource_misc_flags(d3d11_desc->MiscFlags);
	}

	static const struct ID3D10BufferVtbl d3d10_buffer_vtbl =
	{
	/* IUnknown methods */
	d3d10_buffer_QueryInterface,
	d3d10_buffer_AddRef,
	d3d10_buffer_Release,
	/* ID3D10DeviceChild methods */
	d3d10_buffer_GetDevice,
	d3d10_buffer_GetPrivateData,
	d3d10_buffer_SetPrivateData,
	d3d10_buffer_SetPrivateDataInterface,
	/* ID3D10Resource methods */
	d3d10_buffer_GetType,
	d3d10_buffer_SetEvictionPriority,
	d3d10_buffer_GetEvictionPriority,
	/* ID3D10Buffer methods */
	d3d10_buffer_Map,
	d3d10_buffer_Unmap,
	d3d10_buffer_GetDesc,
	};

	struct d3d_buffer unsafe_impl_from_ID3D10Buffer(ID3D10Buffer iface)
	{
	if (!iface)
	return NULL;
	assert(iface->lpVtbl == &d3d10_buffer_vtbl);
	return CONTAINING_RECORD(iface, struct d3d_buffer, ID3D10Buffer_iface);
	}

	static void STDMETHODCALLTYPE d3d_buffer_wined3d_object_released(void *parent)
	{
	struct d3d_buffer *buffer = parent;

	wined3d_private_store_cleanup(&buffer->private_store);
	HeapFree(GetProcessHeap(), 0, parent);
	}

	static const struct wined3d_parent_ops d3d_buffer_wined3d_parent_ops =
	{
	d3d_buffer_wined3d_object_released,
	};

	static BOOL validate_buffer_desc(D3D11_BUFFER_DESC *desc)
	{
	if (desc->MiscFlags & D3D11_RESOURCE_MISC_BUFFER_ALLOW_RAW_VIEWS)
	{
	if (desc->MiscFlags & D3D11_RESOURCE_MISC_BUFFER_STRUCTURED)
	{
	WARN("Raw and structure buffers are mutually exclusive.\n");
	return FALSE;
	}
	if (!(desc->BindFlags & (D3D11_BIND_SHADER_RESOURCE \| D3D11_BIND_UNORDERED_ACCESS)))
	{
	WARN("Invalid bind flags %#x for raw buffer.\n", desc->BindFlags);
	return FALSE;
	}
	}

	if (desc->MiscFlags & D3D11_RESOURCE_MISC_BUFFER_STRUCTURED)
	{
	if (!desc->StructureByteStride \|\| desc->StructureByteStride % 4)
	{
	WARN("Invalid structure byte stride %u.\n", desc->StructureByteStride);
	return FALSE;
	}
	if (desc->ByteWidth % desc->StructureByteStride)
	{
	WARN("Byte width %u is not divisible by structure byte stride %u.\n",
	desc->ByteWidth, desc->StructureByteStride);
	return FALSE;
	}
	}
	else
	{
	desc->StructureByteStride = 0;
	}

	return TRUE;
	}

	static HRESULT d3d_buffer_init(struct d3d_buffer buffer, struct d3d_device device,
	const D3D11_BUFFER_DESC desc, const D3D11_SUBRESOURCE_DATA data)
	{
	struct wined3d_buffer_desc wined3d_desc;
	HRESULT hr;

	buffer->ID3D11Buffer_iface.lpVtbl = &d3d11_buffer_vtbl;
	buffer->ID3D10Buffer_iface.lpVtbl = &d3d10_buffer_vtbl;
	buffer->refcount = 1;
	buffer->desc = *desc;

	if (!validate_buffer_desc(&buffer->desc))
	return E_INVALIDARG;

	wined3d_desc.byte_width = buffer->desc.ByteWidth;
	wined3d_desc.usage = wined3d_usage_from_d3d11(0, buffer->desc.Usage);
	wined3d_desc.bind_flags = buffer->desc.BindFlags;
	wined3d_desc.cpu_access_flags = buffer->desc.CPUAccessFlags;
	wined3d_desc.misc_flags = buffer->desc.MiscFlags;
	wined3d_desc.structure_byte_stride = buffer->desc.StructureByteStride;

	wined3d_mutex_lock();
	wined3d_private_store_init(&buffer->private_store);

	if (FAILED(hr = wined3d_buffer_create(device->wined3d_device, &wined3d_desc,
	(const struct wined3d_sub_resource_data *)data, buffer,
	&d3d_buffer_wined3d_parent_ops, &buffer->wined3d_buffer)))
	{
	WARN("Failed to create wined3d buffer, hr %#x.\n", hr);
	wined3d_private_store_cleanup(&buffer->private_store);
	wined3d_mutex_unlock();
	return hr;
	}
	wined3d_mutex_unlock();

	buffer->device = &device->ID3D11Device_iface;
	ID3D11Device_AddRef(buffer->device);

	return S_OK;
	}

	HRESULT d3d_buffer_create(struct d3d_device device, const D3D11_BUFFER_DESC desc,
	const D3D11_SUBRESOURCE_DATA data, struct d3d_buffer *buffer)
	{
	struct d3d_buffer *object;
	HRESULT hr;

	if (!(object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*object))))
	return E_OUTOFMEMORY;

	if (FAILED(hr = d3d_buffer_init(object, device, desc, data)))
	{
	WARN("Failed to initialize buffer, hr %#x.\n", hr);
	HeapFree(GetProcessHeap(), 0, object);
	return hr;
	}

	TRACE("Created buffer %p.\n", object);
	*buffer = object;

	return S_OK;
	}