/******************************************************************************
 * The MIT License (MIT)
 * 
 * Copyright (c) 2014 Crytek
 * 
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 * 
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 ******************************************************************************/


#include "driver/d3d11/d3d11_manager.h"
#include "driver/d3d11/d3d11_context.h"
#include "driver/d3d11/d3d11_resources.h"

byte D3D11ResourceRecord::markerValue[32] = {
	0xaa, 0xbb, 0xcc, 0xdd,
	0x88, 0x77, 0x66, 0x55,
	0x01, 0x23, 0x45, 0x67,
	0x98, 0x76, 0x54, 0x32,
};

ID3D11DeviceChild *D3D11ResourceManager::UnwrapResource(ID3D11DeviceChild *res)
{
	if(res == NULL) return res;

	if(WrappedID3D11Buffer::IsAlloc(res))
		return UNWRAP(WrappedID3D11Buffer, res);
	else if(WrappedID3D11Texture1D::IsAlloc(res))
		return UNWRAP(WrappedID3D11Texture1D, res);
	else if(WrappedID3D11Texture2D::IsAlloc(res))
		return UNWRAP(WrappedID3D11Texture2D, res);
	else if(WrappedID3D11Texture3D::IsAlloc(res))
		return UNWRAP(WrappedID3D11Texture3D, res);

	RDCERR("UnwrapResource(): Unexpected non-wrapped resource");
	return res;
}

bool D3D11ResourceManager::SerialisableResource(ResourceId id, D3D11ResourceRecord *record)
{
	if(id == m_Device->GetImmediateContext()->GetResourceID())
		return false;
	
	if(id == m_Device->GetResourceID())
		return true;

	if(record->ignoreSerialise)
		return false;

	bool skip = false;
	for(size_t i=0; i < m_Device->GetNumDeferredContexts(); i++)
	{
		if(id == m_Device->GetDeferredContext(i)->GetResourceID())
		{
			skip = true;
			break;
		}
	}

	if(skip)
		return false;

	return true;
}

ResourceId D3D11ResourceManager::GetID(ID3D11DeviceChild *res)
{
	return GetIDForResource(res);
}

bool D3D11ResourceManager::ResourceTypeRelease(ID3D11DeviceChild *res)
{
	if(res)
		res->Release();

	return true;
}

bool D3D11ResourceManager::Force_InitialState(ID3D11DeviceChild *res)
{
	return IdentifyTypeByPtr(res) == Resource_UnorderedAccessView;
}

bool D3D11ResourceManager::Need_InitialStateChunk(ID3D11DeviceChild *res)
{
	return IdentifyTypeByPtr(res) != Resource_Buffer;
}

bool D3D11ResourceManager::Prepare_InitialState(ID3D11DeviceChild *res)
{
	return m_Device->Prepare_InitialState(res);
}

bool D3D11ResourceManager::Serialise_InitialState(ID3D11DeviceChild *res)
{
	return m_Device->Serialise_InitialState(res);
}

void D3D11ResourceManager::Create_InitialState(ResourceId id, ID3D11DeviceChild *live, bool hasData)
{
	m_Device->Create_InitialState(id, live, hasData);
}

void D3D11ResourceManager::Apply_InitialState(ID3D11DeviceChild *live, InitialContentData data)
{
	m_Device->Apply_InitialState(live, data);
}
