109 строки
3.8 KiB
C++
109 строки
3.8 KiB
C++
//-------------------------------------------------------------------------------------
|
|
// DirectXTexD3D12X.cpp
|
|
//
|
|
// DirectXTex Auxillary functions for creating resouces from XboxImage containers
|
|
// via the CreatePlacedResourceX API
|
|
//
|
|
// Copyright (c) Microsoft Corporation. All rights reserved.
|
|
// Licensed under the MIT License.
|
|
//-------------------------------------------------------------------------------------
|
|
|
|
#include "DirectXTexP.h"
|
|
#include "DirectXTexXbox.h"
|
|
|
|
#if !defined(_XBOX_ONE) || !defined(_TITLE)
|
|
#error This module only supports Xbox One exclusive apps
|
|
#endif
|
|
|
|
using namespace Xbox;
|
|
using Microsoft::WRL::ComPtr;
|
|
|
|
namespace
|
|
{
|
|
//--------------------------------------------------------------------------------------
|
|
// Default XMemAlloc attributes for texture loading
|
|
//--------------------------------------------------------------------------------------
|
|
const uint64_t c_XMemAllocAttributes = MAKE_XALLOC_ATTRIBUTES(
|
|
eXALLOCAllocatorId_MiddlewareReservedMin,
|
|
0,
|
|
XALLOC_MEMTYPE_GRAPHICS_WRITECOMBINE_GPU_READONLY,
|
|
XALLOC_PAGESIZE_64KB,
|
|
XALLOC_ALIGNMENT_64K);
|
|
}
|
|
|
|
//=====================================================================================
|
|
// Entry-points
|
|
//=====================================================================================
|
|
|
|
//-------------------------------------------------------------------------------------
|
|
// Create a texture resource
|
|
//-------------------------------------------------------------------------------------
|
|
_Use_decl_annotations_
|
|
HRESULT Xbox::CreateTexture(
|
|
ID3D12Device* d3dDevice,
|
|
const XboxImage& xbox,
|
|
ID3D12Resource** ppResource,
|
|
void** grfxMemory)
|
|
{
|
|
if (!d3dDevice || !ppResource || !grfxMemory)
|
|
return E_INVALIDARG;
|
|
|
|
*grfxMemory = nullptr;
|
|
*ppResource = nullptr;
|
|
|
|
if (!xbox.GetPointer() || !xbox.GetAlignment() || !xbox.GetSize() || xbox.GetTileMode() == c_XboxTileModeInvalid)
|
|
return E_INVALIDARG;
|
|
|
|
// Allocate graphics memory
|
|
*grfxMemory = XMemAlloc(xbox.GetSize(), c_XMemAllocAttributes);
|
|
if (!*grfxMemory)
|
|
return E_OUTOFMEMORY;
|
|
|
|
// Copy tiled data into graphics memory
|
|
memcpy(*grfxMemory, xbox.GetPointer(), xbox.GetSize());
|
|
|
|
// Create texture resource
|
|
auto& metadata = xbox.GetMetadata();
|
|
|
|
D3D12_RESOURCE_DESC desc = {};
|
|
desc.Width = static_cast<UINT>(metadata.width);
|
|
desc.Height = static_cast<UINT>(metadata.height);
|
|
desc.MipLevels = static_cast<UINT16>(metadata.mipLevels);
|
|
desc.DepthOrArraySize = (metadata.dimension == DirectX::TEX_DIMENSION_TEXTURE3D) ? static_cast<UINT16>(metadata.depth) : static_cast<UINT16>(metadata.arraySize);
|
|
desc.Format = metadata.format;
|
|
desc.Flags = D3D12_RESOURCE_FLAG_NONE;
|
|
desc.SampleDesc.Count = 1;
|
|
desc.SampleDesc.Quality = 0;
|
|
desc.Dimension = static_cast<D3D12_RESOURCE_DIMENSION>(metadata.dimension);
|
|
desc.Layout = static_cast<D3D12_TEXTURE_LAYOUT>(0x100 | xbox.GetTileMode());
|
|
|
|
HRESULT hr = d3dDevice->CreatePlacedResourceX(
|
|
reinterpret_cast<D3D12_GPU_VIRTUAL_ADDRESS>(*grfxMemory),
|
|
&desc,
|
|
D3D12_RESOURCE_STATE_PIXEL_SHADER_RESOURCE,
|
|
nullptr,
|
|
IID_GRAPHICS_PPV_ARGS(ppResource));
|
|
|
|
if (FAILED(hr))
|
|
{
|
|
XMemFree(*grfxMemory, c_XMemAllocAttributes);
|
|
*grfxMemory = nullptr;
|
|
}
|
|
|
|
return hr;
|
|
}
|
|
|
|
|
|
//-------------------------------------------------------------------------------------
|
|
// Free allocated graphics memory
|
|
//-------------------------------------------------------------------------------------
|
|
_Use_decl_annotations_
|
|
void Xbox::FreeTextureMemory(ID3D12Device* d3dDevice, void* grfxMemory)
|
|
{
|
|
UNREFERENCED_PARAMETER(d3dDevice); // used only for overload resolution
|
|
|
|
if (grfxMemory)
|
|
{
|
|
XMemFree(grfxMemory, c_XMemAllocAttributes);
|
|
}
|
|
} |