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DirectXTex/DDSTextureLoader/DDSTextureLoader9.cpp
Chuck Walbourn 1580e0b51e Update standalone warning handling
2021-11-29 13:06:50 -08:00

1573 lines
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//--------------------------------------------------------------------------------------
// File: DDSTextureLoader9.cpp
//
// Functions for loading a DDS texture and creating a Direct3D runtime resource for it
//
// Note these functions are useful as a light-weight runtime loader for DDS files. For
// a full-featured DDS file reader, writer, and texture processing pipeline see
// the 'Texconv' sample and the 'DirectXTex' library.
//
// Copyright (c) Microsoft Corporation.
// Licensed under the MIT License.
//
// http://go.microsoft.com/fwlink/?LinkId=248926
// http://go.microsoft.com/fwlink/?LinkId=248929
//--------------------------------------------------------------------------------------
#include "DDSTextureLoader9.h"
#include <d3d9types.h>
#include <algorithm>
#include <cassert>
#include <cstring>
#include <memory>
#include <new>
#include <wrl/client.h>
#ifdef _MSC_VER
// Off by default warnings
#pragma warning(disable : 4619 4616 4623 4626 5027)
// C4619/4616 #pragma warning warnings
// C4623 default constructor was implicitly defined as deleted
// C4626 assignment operator was implicitly defined as deleted
// C5027 move assignment operator was implicitly defined as deleted
#endif
#ifdef __clang__
#pragma clang diagnostic ignored "-Wcovered-switch-default"
#pragma clang diagnostic ignored "-Wswitch-enum"
#endif
using namespace DirectX;
using Microsoft::WRL::ComPtr;
//--------------------------------------------------------------------------------------
// Macros
//--------------------------------------------------------------------------------------
#ifndef MAKEFOURCC
#define MAKEFOURCC(ch0, ch1, ch2, ch3) \
((uint32_t)(uint8_t)(ch0) | ((uint32_t)(uint8_t)(ch1) << 8) | \
((uint32_t)(uint8_t)(ch2) << 16) | ((uint32_t)(uint8_t)(ch3) << 24 ))
#endif /* defined(MAKEFOURCC) */
//--------------------------------------------------------------------------------------
// DDS file structure definitions
//
// See DDS.h in the 'Texconv' sample and the 'DirectXTex' library
//--------------------------------------------------------------------------------------
#pragma pack(push,1)
const uint32_t DDS_MAGIC = 0x20534444; // "DDS "
struct DDS_PIXELFORMAT
{
uint32_t size;
uint32_t flags;
uint32_t fourCC;
uint32_t RGBBitCount;
uint32_t RBitMask;
uint32_t GBitMask;
uint32_t BBitMask;
uint32_t ABitMask;
};
#define DDS_FOURCC 0x00000004 // DDPF_FOURCC
#define DDS_RGB 0x00000040 // DDPF_RGB
#define DDS_LUMINANCE 0x00020000 // DDPF_LUMINANCE
#define DDS_ALPHA 0x00000002 // DDPF_ALPHA
#define DDS_BUMPDUDV 0x00080000 // DDPF_BUMPDUDV
#define DDS_BUMPLUMINANCE 0x00040000 // DDPF_BUMPLUMINANCE
#define DDS_HEADER_FLAGS_VOLUME 0x00800000 // DDSD_DEPTH
#define DDS_CUBEMAP_POSITIVEX 0x00000600 // DDSCAPS2_CUBEMAP | DDSCAPS2_CUBEMAP_POSITIVEX
#define DDS_CUBEMAP_NEGATIVEX 0x00000a00 // DDSCAPS2_CUBEMAP | DDSCAPS2_CUBEMAP_NEGATIVEX
#define DDS_CUBEMAP_POSITIVEY 0x00001200 // DDSCAPS2_CUBEMAP | DDSCAPS2_CUBEMAP_POSITIVEY
#define DDS_CUBEMAP_NEGATIVEY 0x00002200 // DDSCAPS2_CUBEMAP | DDSCAPS2_CUBEMAP_NEGATIVEY
#define DDS_CUBEMAP_POSITIVEZ 0x00004200 // DDSCAPS2_CUBEMAP | DDSCAPS2_CUBEMAP_POSITIVEZ
#define DDS_CUBEMAP_NEGATIVEZ 0x00008200 // DDSCAPS2_CUBEMAP | DDSCAPS2_CUBEMAP_NEGATIVEZ
#define DDS_CUBEMAP_ALLFACES ( DDS_CUBEMAP_POSITIVEX | DDS_CUBEMAP_NEGATIVEX |\
DDS_CUBEMAP_POSITIVEY | DDS_CUBEMAP_NEGATIVEY |\
DDS_CUBEMAP_POSITIVEZ | DDS_CUBEMAP_NEGATIVEZ )
#define DDS_CUBEMAP 0x00000200 // DDSCAPS2_CUBEMAP
struct DDS_HEADER
{
uint32_t size;
uint32_t flags;
uint32_t height;
uint32_t width;
uint32_t pitchOrLinearSize;
uint32_t depth; // only if DDS_HEADER_FLAGS_VOLUME is set in flags
uint32_t mipMapCount;
uint32_t reserved1[11];
DDS_PIXELFORMAT ddspf;
uint32_t caps;
uint32_t caps2;
uint32_t caps3;
uint32_t caps4;
uint32_t reserved2;
};
#pragma pack(pop)
//--------------------------------------------------------------------------------------
namespace
{
struct handle_closer { void operator()(HANDLE h) noexcept { if (h) CloseHandle(h); } };
using ScopedHandle = std::unique_ptr<void, handle_closer>;
inline HANDLE safe_handle(HANDLE h) noexcept { return (h == INVALID_HANDLE_VALUE) ? nullptr : h; }
//--------------------------------------------------------------------------------------
HRESULT LoadTextureDataFromMemory(
_In_reads_(ddsDataSize) const uint8_t* ddsData,
size_t ddsDataSize,
const DDS_HEADER** header,
const uint8_t** bitData,
size_t* bitSize) noexcept
{
if (!header || !bitData || !bitSize)
{
return E_POINTER;
}
*bitSize = 0;
if (ddsDataSize > UINT32_MAX)
{
return E_FAIL;
}
if (ddsDataSize < (sizeof(uint32_t) + sizeof(DDS_HEADER)))
{
return E_FAIL;
}
// DDS files always start with the same magic number ("DDS ")
auto dwMagicNumber = *reinterpret_cast<const uint32_t*>(ddsData);
if (dwMagicNumber != DDS_MAGIC)
{
return E_FAIL;
}
auto hdr = reinterpret_cast<const DDS_HEADER*>(ddsData + sizeof(uint32_t));
// Verify header to validate DDS file
if (hdr->size != sizeof(DDS_HEADER) ||
hdr->ddspf.size != sizeof(DDS_PIXELFORMAT))
{
return E_FAIL;
}
// Check for DX10 extension
if ((hdr->ddspf.flags & DDS_FOURCC) &&
(MAKEFOURCC('D', 'X', '1', '0') == hdr->ddspf.fourCC))
{
// We don't support the new DX10 header for Direct3D 9
return HRESULT_FROM_WIN32(ERROR_NOT_SUPPORTED);
}
// setup the pointers in the process request
*header = hdr;
auto offset = sizeof(uint32_t) + sizeof(DDS_HEADER);
*bitData = ddsData + offset;
*bitSize = ddsDataSize - offset;
return S_OK;
}
//--------------------------------------------------------------------------------------
HRESULT LoadTextureDataFromFile(
_In_z_ const wchar_t* fileName,
std::unique_ptr<uint8_t[]>& ddsData,
const DDS_HEADER** header,
const uint8_t** bitData,
size_t* bitSize) noexcept
{
if (!header || !bitData || !bitSize)
{
return E_POINTER;
}
*bitSize = 0;
// open the file
#if (_WIN32_WINNT >= _WIN32_WINNT_WIN8)
ScopedHandle hFile(safe_handle(CreateFile2(fileName,
GENERIC_READ,
FILE_SHARE_READ,
OPEN_EXISTING,
nullptr)));
#else
ScopedHandle hFile(safe_handle(CreateFileW(fileName,
GENERIC_READ,
FILE_SHARE_READ,
nullptr,
OPEN_EXISTING,
FILE_ATTRIBUTE_NORMAL,
nullptr)));
#endif
if (!hFile)
{
return HRESULT_FROM_WIN32(GetLastError());
}
// Get the file size
FILE_STANDARD_INFO fileInfo;
if (!GetFileInformationByHandleEx(hFile.get(), FileStandardInfo, &fileInfo, sizeof(fileInfo)))
{
return HRESULT_FROM_WIN32(GetLastError());
}
// File is too big for 32-bit allocation, so reject read
if (fileInfo.EndOfFile.HighPart > 0)
{
return E_FAIL;
}
// Need at least enough data to fill the header and magic number to be a valid DDS
if (fileInfo.EndOfFile.LowPart < (sizeof(uint32_t) + sizeof(DDS_HEADER)))
{
return E_FAIL;
}
// create enough space for the file data
ddsData.reset(new (std::nothrow) uint8_t[fileInfo.EndOfFile.LowPart]);
if (!ddsData)
{
return E_OUTOFMEMORY;
}
// read the data in
DWORD bytesRead = 0;
if (!ReadFile(hFile.get(),
ddsData.get(),
fileInfo.EndOfFile.LowPart,
&bytesRead,
nullptr
))
{
ddsData.reset();
return HRESULT_FROM_WIN32(GetLastError());
}
if (bytesRead < fileInfo.EndOfFile.LowPart)
{
ddsData.reset();
return E_FAIL;
}
// DDS files always start with the same magic number ("DDS ")
auto dwMagicNumber = *reinterpret_cast<const uint32_t*>(ddsData.get());
if (dwMagicNumber != DDS_MAGIC)
{
ddsData.reset();
return E_FAIL;
}
auto hdr = reinterpret_cast<const DDS_HEADER*>(ddsData.get() + sizeof(uint32_t));
// Verify header to validate DDS file
if (hdr->size != sizeof(DDS_HEADER) ||
hdr->ddspf.size != sizeof(DDS_PIXELFORMAT))
{
ddsData.reset();
return E_FAIL;
}
// Check for DX10 extension
if ((hdr->ddspf.flags & DDS_FOURCC) &&
(MAKEFOURCC('D', 'X', '1', '0') == hdr->ddspf.fourCC))
{
// We don't support the new DX10 header for Direct3D 9
ddsData.reset();
return HRESULT_FROM_WIN32(ERROR_NOT_SUPPORTED);
}
// setup the pointers in the process request
*header = hdr;
auto offset = sizeof(uint32_t) + sizeof(DDS_HEADER);
*bitData = ddsData.get() + offset;
*bitSize = fileInfo.EndOfFile.LowPart - offset;
return S_OK;
}
//--------------------------------------------------------------------------------------
// Return the BPP for a particular format
//--------------------------------------------------------------------------------------
size_t BitsPerPixel(_In_ D3DFORMAT fmt) noexcept
{
switch (static_cast<int>(fmt))
{
case D3DFMT_A32B32G32R32F:
return 128;
case D3DFMT_A16B16G16R16:
case D3DFMT_Q16W16V16U16:
case D3DFMT_A16B16G16R16F:
case D3DFMT_G32R32F:
return 64;
case D3DFMT_A8R8G8B8:
case D3DFMT_X8R8G8B8:
case D3DFMT_A2B10G10R10:
case D3DFMT_A8B8G8R8:
case D3DFMT_X8B8G8R8:
case D3DFMT_G16R16:
case D3DFMT_A2R10G10B10:
case D3DFMT_Q8W8V8U8:
case D3DFMT_V16U16:
case D3DFMT_X8L8V8U8:
case D3DFMT_A2W10V10U10:
case D3DFMT_D32:
case D3DFMT_D24S8:
case D3DFMT_D24X8:
case D3DFMT_D24X4S4:
case D3DFMT_D32F_LOCKABLE:
case D3DFMT_D24FS8:
case D3DFMT_INDEX32:
case D3DFMT_G16R16F:
case D3DFMT_R32F:
#if !defined(D3D_DISABLE_9EX)
case D3DFMT_D32_LOCKABLE:
#endif
return 32;
case D3DFMT_R8G8B8:
return 24;
case D3DFMT_A4R4G4B4:
case D3DFMT_X4R4G4B4:
case D3DFMT_R5G6B5:
case D3DFMT_L16:
case D3DFMT_A8L8:
case D3DFMT_X1R5G5B5:
case D3DFMT_A1R5G5B5:
case D3DFMT_A8R3G3B2:
case D3DFMT_V8U8:
case D3DFMT_CxV8U8:
case D3DFMT_L6V5U5:
case D3DFMT_G8R8_G8B8:
case D3DFMT_R8G8_B8G8:
case D3DFMT_D16_LOCKABLE:
case D3DFMT_D15S1:
case D3DFMT_D16:
case D3DFMT_INDEX16:
case D3DFMT_R16F:
case D3DFMT_YUY2:
// From DX docs, reference/d3d/enums/d3dformat.asp
// (note how it says that D3DFMT_R8G8_B8G8 is "A 16-bit packed RGB format analogous to UYVY (U0Y0, V0Y1, U2Y2, and so on)")
case D3DFMT_UYVY:
return 16;
case D3DFMT_R3G3B2:
case D3DFMT_A8:
case D3DFMT_A8P8:
case D3DFMT_P8:
case D3DFMT_L8:
case D3DFMT_A4L4:
case D3DFMT_DXT2:
case D3DFMT_DXT3:
case D3DFMT_DXT4:
case D3DFMT_DXT5:
// http://msdn.microsoft.com/library/default.asp?url=/library/en-us/directshow/htm/directxvideoaccelerationdxvavideosubtypes.asp
case MAKEFOURCC('A', 'I', '4', '4'):
case MAKEFOURCC('I', 'A', '4', '4'):
#if !defined(D3D_DISABLE_9EX)
case D3DFMT_S8_LOCKABLE:
#endif
return 8;
case D3DFMT_DXT1:
return 4;
case MAKEFOURCC('Y', 'V', '1', '2'):
return 12;
#if !defined(D3D_DISABLE_9EX)
case D3DFMT_A1:
return 1;
#endif
default:
return 0;
}
}
//--------------------------------------------------------------------------------------
// Get surface information for a particular format
//--------------------------------------------------------------------------------------
HRESULT GetSurfaceInfo(
_In_ size_t width,
_In_ size_t height,
_In_ D3DFORMAT fmt,
size_t* outNumBytes,
_Out_opt_ size_t* outRowBytes,
_Out_opt_ size_t* outNumRows) noexcept
{
uint64_t numBytes = 0;
uint64_t rowBytes = 0;
uint64_t numRows = 0;
bool bc = false;
bool packed = false;
size_t bpe = 0;
switch (static_cast<int>(fmt))
{
case D3DFMT_DXT1:
bc = true;
bpe = 8;
break;
case D3DFMT_DXT2:
case D3DFMT_DXT3:
case D3DFMT_DXT4:
case D3DFMT_DXT5:
bc = true;
bpe = 16;
break;
case D3DFMT_R8G8_B8G8:
case D3DFMT_G8R8_G8B8:
case D3DFMT_UYVY:
case D3DFMT_YUY2:
packed = true;
bpe = 4;
break;
default:
break;
}
if (bc)
{
uint64_t numBlocksWide = 0;
if (width > 0)
{
numBlocksWide = std::max<uint64_t>(1u, (uint64_t(width) + 3u) / 4u);
}
uint64_t numBlocksHigh = 0;
if (height > 0)
{
numBlocksHigh = std::max<uint64_t>(1u, (uint64_t(height) + 3u) / 4u);
}
rowBytes = numBlocksWide * bpe;
numRows = numBlocksHigh;
numBytes = rowBytes * numBlocksHigh;
}
else if (packed)
{
rowBytes = ((uint64_t(width) + 1u) >> 1) * bpe;
numRows = uint64_t(height);
numBytes = rowBytes * height;
}
else
{
size_t bpp = BitsPerPixel(fmt);
if (!bpp)
return E_INVALIDARG;
rowBytes = (uint64_t(width) * bpp + 7u) / 8u; // round up to nearest byte
numRows = uint64_t(height);
numBytes = rowBytes * height;
}
#if defined(_M_IX86) || defined(_M_ARM) || defined(_M_HYBRID_X86_ARM64)
static_assert(sizeof(size_t) == 4, "Not a 32-bit platform!");
if (numBytes > UINT32_MAX || rowBytes > UINT32_MAX || numRows > UINT32_MAX)
return HRESULT_FROM_WIN32(ERROR_ARITHMETIC_OVERFLOW);
#else
static_assert(sizeof(size_t) == 8, "Not a 64-bit platform!");
#endif
if (outNumBytes)
{
*outNumBytes = static_cast<size_t>(numBytes);
}
if (outRowBytes)
{
*outRowBytes = static_cast<size_t>(rowBytes);
}
if (outNumRows)
{
*outNumRows = static_cast<size_t>(numRows);
}
return S_OK;
}
//--------------------------------------------------------------------------------------
#define ISBITMASK( r,g,b,a ) ( ddpf.RBitMask == r && ddpf.GBitMask == g && ddpf.BBitMask == b && ddpf.ABitMask == a )
D3DFORMAT GetD3D9Format(const DDS_PIXELFORMAT& ddpf) noexcept
{
if (ddpf.flags & DDS_RGB)
{
switch (ddpf.RGBBitCount)
{
case 32:
if (ISBITMASK(0x00ff0000, 0x0000ff00, 0x000000ff, 0xff000000))
{
return D3DFMT_A8R8G8B8;
}
if (ISBITMASK(0x00ff0000, 0x0000ff00, 0x000000ff, 0))
{
return D3DFMT_X8R8G8B8;
}
if (ISBITMASK(0x000000ff, 0x0000ff00, 0x00ff0000, 0xff000000))
{
return D3DFMT_A8B8G8R8;
}
if (ISBITMASK(0x000000ff, 0x0000ff00, 0x00ff0000, 0))
{
return D3DFMT_X8B8G8R8;
}
// Note that many common DDS reader/writers (including D3DX) swap the
// the RED/BLUE masks for 10:10:10:2 formats. We assume
// below that the 'backwards' header mask is being used since it is most
// likely written by D3DX.
// For 'correct' writers this should be 0x3ff00000,0x000ffc00,0x000003ff for BGR data
if (ISBITMASK(0x000003ff, 0x000ffc00, 0x3ff00000, 0xc0000000))
{
return D3DFMT_A2R10G10B10;
}
// For 'correct' writers this should be 0x000003ff,0x000ffc00,0x3ff00000 for RGB data
if (ISBITMASK(0x3ff00000, 0x000ffc00, 0x000003ff, 0xc0000000))
{
return D3DFMT_A2B10G10R10;
}
if (ISBITMASK(0x0000ffff, 0xffff0000, 0x00000000, 0x00000000))
{
return D3DFMT_G16R16;
}
if (ISBITMASK(0xffffffff, 0x00000000, 0x00000000, 0x00000000))
{
return D3DFMT_R32F; // D3DX writes this out as a FourCC of 114
}
break;
case 24:
if (ISBITMASK(0xff0000, 0x00ff00, 0x0000ff, 0))
{
return D3DFMT_R8G8B8;
}
break;
case 16:
if (ISBITMASK(0xf800, 0x07e0, 0x001f, 0x0000))
{
return D3DFMT_R5G6B5;
}
if (ISBITMASK(0x7c00, 0x03e0, 0x001f, 0x8000))
{
return D3DFMT_A1R5G5B5;
}
if (ISBITMASK(0x7c00, 0x03e0, 0x001f, 0))
{
return D3DFMT_X1R5G5B5;
}
if (ISBITMASK(0x0f00, 0x00f0, 0x000f, 0xf000))
{
return D3DFMT_A4R4G4B4;
}
if (ISBITMASK(0x0f00, 0x00f0, 0x000f, 0))
{
return D3DFMT_X4R4G4B4;
}
if (ISBITMASK(0x00e0, 0x001c, 0x0003, 0xff00))
{
return D3DFMT_A8R3G3B2;
}
// NVTT versions 1.x wrote these as RGB instead of LUMINANCE
if (ISBITMASK(0xffff, 0, 0, 0))
{
return D3DFMT_L16;
}
if (ISBITMASK(0x00ff, 0, 0, 0xff00))
{
return D3DFMT_A8L8;
}
break;
case 8:
if (ISBITMASK(0xe0, 0x1c, 0x03, 0))
{
return D3DFMT_R3G3B2;
}
// NVTT versions 1.x wrote these as RGB instead of LUMINANCE
if (ISBITMASK(0xff, 0, 0, 0))
{
return D3DFMT_L8;
}
// Paletted texture formats are typically not supported on modern video cards aka D3DFMT_P8, D3DFMT_A8P8
break;
}
}
else if (ddpf.flags & DDS_LUMINANCE)
{
switch (ddpf.RGBBitCount)
{
case 16:
if (ISBITMASK(0xffff, 0, 0, 0))
{
return D3DFMT_L16;
}
if (ISBITMASK(0x00ff, 0, 0, 0xff00))
{
return D3DFMT_A8L8;
}
break;
case 8:
if (ISBITMASK(0x0f, 0, 0, 0xf0))
{
return D3DFMT_A4L4;
}
if (ISBITMASK(0xff, 0, 0, 0))
{
return D3DFMT_L8;
}
if (ISBITMASK(0x00ff, 0, 0, 0xff00))
{
return D3DFMT_A8L8; // Some DDS writers assume the bitcount should be 8 instead of 16
}
break;
}
}
else if (ddpf.flags & DDS_ALPHA)
{
if (8 == ddpf.RGBBitCount)
{
return D3DFMT_A8;
}
}
else if (ddpf.flags & DDS_BUMPDUDV)
{
switch (ddpf.RGBBitCount)
{
case 32:
if (ISBITMASK(0x000000ff, 0x0000ff00, 0x00ff0000, 0xff000000))
{
return D3DFMT_Q8W8V8U8;
}
if (ISBITMASK(0x0000ffff, 0xffff0000, 0x00000000, 0x00000000))
{
return D3DFMT_V16U16;
}
if (ISBITMASK(0x3ff00000, 0x000ffc00, 0x000003ff, 0xc0000000))
{
return D3DFMT_A2W10V10U10;
}
break;
case 16:
if (ISBITMASK(0x00ff, 0xff00, 0, 0))
{
return D3DFMT_V8U8;
}
break;
}
}
else if (ddpf.flags & DDS_BUMPLUMINANCE)
{
switch (ddpf.RGBBitCount)
{
case 32:
if (ISBITMASK(0x000000ff, 0x0000ff00, 0x00ff0000, 0))
{
return D3DFMT_X8L8V8U8;
}
break;
case 16:
if (ISBITMASK(0x001f, 0x03e0, 0xfc00, 0))
{
return D3DFMT_L6V5U5;
}
break;
}
}
else if (ddpf.flags & DDS_FOURCC)
{
if (MAKEFOURCC('D', 'X', 'T', '1') == ddpf.fourCC)
{
return D3DFMT_DXT1;
}
if (MAKEFOURCC('D', 'X', 'T', '2') == ddpf.fourCC)
{
return D3DFMT_DXT2;
}
if (MAKEFOURCC('D', 'X', 'T', '3') == ddpf.fourCC)
{
return D3DFMT_DXT3;
}
if (MAKEFOURCC('D', 'X', 'T', '4') == ddpf.fourCC)
{
return D3DFMT_DXT4;
}
if (MAKEFOURCC('D', 'X', 'T', '5') == ddpf.fourCC)
{
return D3DFMT_DXT5;
}
if (MAKEFOURCC('R', 'G', 'B', 'G') == ddpf.fourCC)
{
return D3DFMT_R8G8_B8G8;
}
if (MAKEFOURCC('G', 'R', 'G', 'B') == ddpf.fourCC)
{
return D3DFMT_G8R8_G8B8;
}
if (MAKEFOURCC('U', 'Y', 'V', 'Y') == ddpf.fourCC)
{
return D3DFMT_UYVY;
}
if (MAKEFOURCC('Y', 'U', 'Y', '2') == ddpf.fourCC)
{
return D3DFMT_YUY2;
}
// Check for D3DFORMAT enums being set here
switch (ddpf.fourCC)
{
case D3DFMT_A16B16G16R16:
case D3DFMT_Q16W16V16U16:
case D3DFMT_R16F:
case D3DFMT_G16R16F:
case D3DFMT_A16B16G16R16F:
case D3DFMT_R32F:
case D3DFMT_G32R32F:
case D3DFMT_A32B32G32R32F:
case D3DFMT_CxV8U8:
return static_cast<D3DFORMAT>(ddpf.fourCC);
}
}
return D3DFMT_UNKNOWN;
}
#undef ISBITMASK
//--------------------------------------------------------------------------------------
HRESULT CreateTextureFromDDS(
_In_ LPDIRECT3DDEVICE9 device,
_In_ const DDS_HEADER* header,
_In_reads_bytes_(bitSize) const uint8_t* bitData,
_In_ size_t bitSize,
_In_ DWORD usage,
_In_ D3DPOOL pool,
_Outptr_ LPDIRECT3DBASETEXTURE9* texture,
bool generateMipsIfMissing) noexcept
{
HRESULT hr = S_OK;
UINT iWidth = header->width;
UINT iHeight = header->height;
UINT iMipCount = header->mipMapCount;
if (0 == iMipCount)
{
iMipCount = 1;
}
// Bound sizes (for security purposes we don't trust DDS file metadata larger than the D3D 10 hardware requirements)
if (iMipCount > 14u /*D3D10_REQ_MIP_LEVELS*/)
{
return HRESULT_FROM_WIN32(ERROR_NOT_SUPPORTED);
}
// We could support a subset of 'DX10' extended header DDS files, but we'll assume here we are only
// supporting legacy DDS files for a Direct3D9 device
D3DFORMAT fmt = GetD3D9Format(header->ddspf);
if (fmt == D3DFMT_UNKNOWN || BitsPerPixel(fmt) == 0)
{
return HRESULT_FROM_WIN32(ERROR_NOT_SUPPORTED);
}
if (header->flags & DDS_HEADER_FLAGS_VOLUME)
{
UINT iDepth = header->depth;
if ((iWidth > 2048u /*D3D10_REQ_TEXTURE3D_U_V_OR_W_DIMENSION*/)
|| (iHeight > 2048u /*D3D10_REQ_TEXTURE3D_U_V_OR_W_DIMENSION*/)
|| (iDepth > 2048u /*D3D10_REQ_TEXTURE3D_U_V_OR_W_DIMENSION*/))
{
return HRESULT_FROM_WIN32(ERROR_NOT_SUPPORTED);
}
// Create the volume texture (let the runtime do the validation)
ComPtr<IDirect3DVolumeTexture9> pTexture;
hr = device->CreateVolumeTexture(iWidth, iHeight, iDepth, iMipCount,
usage, fmt, pool, pTexture.GetAddressOf(), nullptr);
if (FAILED(hr))
return hr;
ComPtr<IDirect3DVolumeTexture9> pStagingTexture;
if (pool == D3DPOOL_DEFAULT)
{
hr = device->CreateVolumeTexture(iWidth, iHeight, iDepth, iMipCount,
0u, fmt, D3DPOOL_SYSTEMMEM, pStagingTexture.GetAddressOf(), nullptr);
if (FAILED(hr))
return hr;
}
else
{
pStagingTexture = pTexture;
}
// Lock, fill, unlock
size_t NumBytes = 0;
size_t RowBytes = 0;
size_t NumRows = 0;
const uint8_t* pSrcBits = bitData;
const uint8_t* pEndBits = bitData + bitSize;
D3DLOCKED_BOX LockedBox = {};
for (UINT i = 0; i < iMipCount; ++i)
{
GetSurfaceInfo(iWidth, iHeight, fmt, &NumBytes, &RowBytes, &NumRows);
if (NumBytes > UINT32_MAX || RowBytes > UINT32_MAX)
return HRESULT_FROM_WIN32(ERROR_ARITHMETIC_OVERFLOW);
if ((pSrcBits + (NumBytes * iDepth)) > pEndBits)
{
return HRESULT_FROM_WIN32(ERROR_HANDLE_EOF);
}
if (SUCCEEDED(pStagingTexture->LockBox(i, &LockedBox, nullptr, 0)))
{
auto pDestBits = static_cast<uint8_t*>(LockedBox.pBits);
for (UINT j = 0; j < iDepth; ++j)
{
uint8_t* dptr = pDestBits;
const uint8_t* sptr = pSrcBits;
// Copy stride line by line
for (size_t h = 0; h < NumRows; h++)
{
memcpy_s(dptr, static_cast<size_t>(LockedBox.RowPitch), sptr, RowBytes);
dptr += LockedBox.RowPitch;
sptr += RowBytes;
}
pDestBits += LockedBox.SlicePitch;
pSrcBits += NumBytes;
}
pStagingTexture->UnlockBox(i);
}
iWidth = iWidth >> 1;
iHeight = iHeight >> 1;
iDepth = iDepth >> 1;
if (iWidth == 0)
iWidth = 1;
if (iHeight == 0)
iHeight = 1;
if (iDepth == 0)
iDepth = 1;
}
if (pool == D3DPOOL_DEFAULT)
{
hr = device->UpdateTexture(pStagingTexture.Get(), pTexture.Get());
if (FAILED(hr))
return hr;
}
*texture = pTexture.Detach();
}
else if (header->caps2 & DDS_CUBEMAP)
{
if ((iWidth > 8192u /*D3D10_REQ_TEXTURECUBE_DIMENSION*/)
|| (iHeight > 8192u /*D3D10_REQ_TEXTURECUBE_DIMENSION*/))
{
return HRESULT_FROM_WIN32(ERROR_NOT_SUPPORTED);
}
// We require at least one face to be defined, and the faces must be square
if ((header->caps2 & DDS_CUBEMAP_ALLFACES) == 0 || iHeight != iWidth)
{
return HRESULT_FROM_WIN32(ERROR_NOT_SUPPORTED);
}
// Create the cubemap (let the runtime do the validation)
ComPtr<IDirect3DCubeTexture9> pTexture;
hr = device->CreateCubeTexture(iWidth, iMipCount,
usage, fmt, pool, pTexture.GetAddressOf(), nullptr);
if (FAILED(hr))
return hr;
ComPtr<IDirect3DCubeTexture9> pStagingTexture;
if (pool == D3DPOOL_DEFAULT)
{
hr = device->CreateCubeTexture(iWidth, iMipCount,
0u, fmt, D3DPOOL_SYSTEMMEM, pStagingTexture.GetAddressOf(), nullptr);
if (FAILED(hr))
return hr;
}
else
{
pStagingTexture = pTexture;
}
// Lock, fill, unlock
size_t NumBytes = 0;
size_t RowBytes = 0;
size_t NumRows = 0;
const uint8_t* pSrcBits = bitData;
const uint8_t* pEndBits = bitData + bitSize;
D3DLOCKED_RECT LockedRect = {};
UINT mask = DDS_CUBEMAP_POSITIVEX & ~DDS_CUBEMAP;
for (UINT f = 0; f < 6; ++f, mask <<= 1)
{
if (!(header->caps2 & mask))
continue;
UINT w = iWidth;
UINT h = iHeight;
for (UINT i = 0; i < iMipCount; ++i)
{
GetSurfaceInfo(w, h, fmt, &NumBytes, &RowBytes, &NumRows);
if (NumBytes > UINT32_MAX || RowBytes > UINT32_MAX)
return HRESULT_FROM_WIN32(ERROR_ARITHMETIC_OVERFLOW);
if ((pSrcBits + NumBytes) > pEndBits)
{
return HRESULT_FROM_WIN32(ERROR_HANDLE_EOF);
}
if (SUCCEEDED(pStagingTexture->LockRect(static_cast<D3DCUBEMAP_FACES>(f), i, &LockedRect, nullptr, 0)))
{
auto pDestBits = static_cast<uint8_t*>(LockedRect.pBits);
// Copy stride line by line
for (size_t r = 0; r < NumRows; r++)
{
memcpy_s(pDestBits, static_cast<size_t>(LockedRect.Pitch), pSrcBits, RowBytes);
pDestBits += LockedRect.Pitch;
pSrcBits += RowBytes;
}
pStagingTexture->UnlockRect(static_cast<D3DCUBEMAP_FACES>(f), i);
}
w = w >> 1;
h = h >> 1;
if (w == 0)
w = 1;
if (h == 0)
h = 1;
}
}
if (pool == D3DPOOL_DEFAULT)
{
hr = device->UpdateTexture(pStagingTexture.Get(), pTexture.Get());
if (FAILED(hr))
return hr;
}
*texture = pTexture.Detach();
}
else
{
if ((iWidth > 8192u /*D3D10_REQ_TEXTURE2D_U_OR_V_DIMENSION*/)
|| (iHeight > 8192u /*D3D10_REQ_TEXTURE2D_U_OR_V_DIMENSION*/))
{
return HRESULT_FROM_WIN32(ERROR_NOT_SUPPORTED);
}
// Create the texture (let the runtime do the validation)
if (generateMipsIfMissing)
usage |= D3DUSAGE_AUTOGENMIPMAP;
ComPtr<IDirect3DTexture9> pTexture;
hr = device->CreateTexture(iWidth, iHeight, iMipCount,
usage, fmt, pool,
pTexture.GetAddressOf(), nullptr);
if (FAILED(hr))
return hr;
ComPtr<IDirect3DTexture9> pStagingTexture;
if (pool == D3DPOOL_DEFAULT)
{
hr = device->CreateTexture(iWidth, iHeight, iMipCount,
0u, fmt, D3DPOOL_SYSTEMMEM, pStagingTexture.GetAddressOf(), nullptr);
if (FAILED(hr))
return hr;
}
else
{
pStagingTexture = pTexture;
}
// Lock, fill, unlock
size_t NumBytes = 0;
size_t RowBytes = 0;
size_t NumRows = 0;
const uint8_t* pSrcBits = bitData;
const uint8_t* pEndBits = bitData + bitSize;
D3DLOCKED_RECT LockedRect = {};
for (UINT i = 0; i < iMipCount; ++i)
{
GetSurfaceInfo(iWidth, iHeight, fmt, &NumBytes, &RowBytes, &NumRows);
if (NumBytes > UINT32_MAX || RowBytes > UINT32_MAX)
return HRESULT_FROM_WIN32(ERROR_ARITHMETIC_OVERFLOW);
if ((pSrcBits + NumBytes) > pEndBits)
{
return HRESULT_FROM_WIN32(ERROR_HANDLE_EOF);
}
if (SUCCEEDED(pStagingTexture->LockRect(i, &LockedRect, nullptr, 0)))
{
auto pDestBits = static_cast<uint8_t*>(LockedRect.pBits);
// Copy stride line by line
for (UINT h = 0; h < NumRows; h++)
{
memcpy_s(pDestBits, static_cast<size_t>(LockedRect.Pitch), pSrcBits, RowBytes);
pDestBits += LockedRect.Pitch;
pSrcBits += RowBytes;
}
pStagingTexture->UnlockRect(i);
}
iWidth = iWidth >> 1;
iHeight = iHeight >> 1;
if (iWidth == 0)
iWidth = 1;
if (iHeight == 0)
iHeight = 1;
}
if (pool == D3DPOOL_DEFAULT)
{
hr = device->UpdateTexture(pStagingTexture.Get(), pTexture.Get());
if (FAILED(hr))
return hr;
}
*texture = pTexture.Detach();
}
return hr;
}
} // anonymous namespace
//--------------------------------------------------------------------------------------
_Use_decl_annotations_
HRESULT DirectX::CreateDDSTextureFromMemory(
LPDIRECT3DDEVICE9 d3dDevice,
const uint8_t* ddsData,
size_t ddsDataSize,
LPDIRECT3DBASETEXTURE9* texture,
bool generateMipsIfMissing) noexcept
{
return CreateDDSTextureFromMemoryEx(d3dDevice, ddsData, ddsDataSize, 0u, D3DPOOL_DEFAULT, generateMipsIfMissing, texture);
}
_Use_decl_annotations_
HRESULT DirectX::CreateDDSTextureFromMemoryEx(
LPDIRECT3DDEVICE9 d3dDevice,
const uint8_t* ddsData,
size_t ddsDataSize,
_In_ DWORD usage,
_In_ D3DPOOL pool,
bool generateMipsIfMissing,
LPDIRECT3DBASETEXTURE9* texture) noexcept
{
if (texture)
{
*texture = nullptr;
}
if (!d3dDevice || !ddsData || !texture)
{
return E_INVALIDARG;
}
// Validate DDS file in memory
const DDS_HEADER* header = nullptr;
const uint8_t* bitData = nullptr;
size_t bitSize = 0;
HRESULT hr = LoadTextureDataFromMemory(ddsData, ddsDataSize,
&header,
&bitData,
&bitSize
);
if (FAILED(hr))
return hr;
return CreateTextureFromDDS(
d3dDevice,
header,
bitData,
bitSize,
usage,
pool,
texture,
generateMipsIfMissing);
}
// Type-specific standard versions
_Use_decl_annotations_
HRESULT DirectX::CreateDDSTextureFromMemory(
LPDIRECT3DDEVICE9 d3dDevice,
const uint8_t* ddsData,
size_t ddsDataSize,
LPDIRECT3DTEXTURE9* texture,
bool generateMipsIfMissing) noexcept
{
if (texture)
{
*texture = nullptr;
}
if (!d3dDevice || !ddsData || !ddsDataSize || !texture)
return E_INVALIDARG;
ComPtr<IDirect3DBaseTexture9> tex;
HRESULT hr = CreateDDSTextureFromMemoryEx(d3dDevice, ddsData, ddsDataSize, 0u, D3DPOOL_DEFAULT, generateMipsIfMissing, tex.GetAddressOf());
if (SUCCEEDED(hr))
{
hr = E_FAIL;
if (tex->GetType() == D3DRTYPE_TEXTURE)
{
*texture = static_cast<LPDIRECT3DTEXTURE9>(tex.Detach());
return S_OK;
}
}
return hr;
}
_Use_decl_annotations_
HRESULT DirectX::CreateDDSTextureFromMemory(
LPDIRECT3DDEVICE9 d3dDevice,
const uint8_t* ddsData,
size_t ddsDataSize,
LPDIRECT3DCUBETEXTURE9* texture) noexcept
{
if (texture)
{
*texture = nullptr;
}
if (!d3dDevice || !ddsData || !ddsDataSize || !texture)
return E_INVALIDARG;
ComPtr<IDirect3DBaseTexture9> tex;
HRESULT hr = CreateDDSTextureFromMemoryEx(d3dDevice, ddsData, ddsDataSize, 0u, D3DPOOL_DEFAULT, false, tex.GetAddressOf());
if (SUCCEEDED(hr))
{
hr = E_FAIL;
if (tex->GetType() == D3DRTYPE_CUBETEXTURE)
{
*texture = static_cast<LPDIRECT3DCUBETEXTURE9>(tex.Detach());
return S_OK;
}
}
return hr;
}
_Use_decl_annotations_
HRESULT DirectX::CreateDDSTextureFromMemory(
LPDIRECT3DDEVICE9 d3dDevice,
const uint8_t* ddsData,
size_t ddsDataSize,
LPDIRECT3DVOLUMETEXTURE9* texture) noexcept
{
if (texture)
{
*texture = nullptr;
}
if (!d3dDevice || !ddsData || !ddsDataSize || !texture)
return E_INVALIDARG;
ComPtr<IDirect3DBaseTexture9> tex;
HRESULT hr = CreateDDSTextureFromMemoryEx(d3dDevice, ddsData, ddsDataSize, 0u, D3DPOOL_DEFAULT, false, tex.GetAddressOf());
if (SUCCEEDED(hr))
{
hr = E_FAIL;
if (tex->GetType() == D3DRTYPE_VOLUMETEXTURE)
{
*texture = static_cast<LPDIRECT3DVOLUMETEXTURE9>(tex.Detach());
return S_OK;
}
}
return hr;
}
// Type-specific extended versions
_Use_decl_annotations_
HRESULT DirectX::CreateDDSTextureFromMemoryEx(
LPDIRECT3DDEVICE9 d3dDevice,
const uint8_t* ddsData,
size_t ddsDataSize,
DWORD usage,
D3DPOOL pool,
bool generateMipsIfMissing,
LPDIRECT3DTEXTURE9* texture) noexcept
{
if (texture)
{
*texture = nullptr;
}
if (!d3dDevice || !ddsData || !ddsDataSize || !texture)
return E_INVALIDARG;
ComPtr<IDirect3DBaseTexture9> tex;
HRESULT hr = CreateDDSTextureFromMemoryEx(d3dDevice, ddsData, ddsDataSize, usage, pool, generateMipsIfMissing, tex.GetAddressOf());
if (SUCCEEDED(hr))
{
hr = E_FAIL;
if (tex->GetType() == D3DRTYPE_TEXTURE)
{
*texture = static_cast<LPDIRECT3DTEXTURE9>(tex.Detach());
return S_OK;
}
}
return hr;
}
_Use_decl_annotations_
HRESULT DirectX::CreateDDSTextureFromMemoryEx(
LPDIRECT3DDEVICE9 d3dDevice,
const uint8_t* ddsData,
size_t ddsDataSize,
DWORD usage,
D3DPOOL pool,
LPDIRECT3DCUBETEXTURE9* texture) noexcept
{
if (texture)
{
*texture = nullptr;
}
if (!d3dDevice || !ddsData || !ddsDataSize || !texture)
return E_INVALIDARG;
ComPtr<IDirect3DBaseTexture9> tex;
HRESULT hr = CreateDDSTextureFromMemoryEx(d3dDevice, ddsData, ddsDataSize, usage, pool, false, tex.GetAddressOf());
if (SUCCEEDED(hr))
{
hr = E_FAIL;
if (tex->GetType() == D3DRTYPE_CUBETEXTURE)
{
*texture = static_cast<LPDIRECT3DCUBETEXTURE9>(tex.Detach());
return S_OK;
}
}
return hr;
}
_Use_decl_annotations_
HRESULT DirectX::CreateDDSTextureFromMemoryEx(
LPDIRECT3DDEVICE9 d3dDevice,
const uint8_t* ddsData,
size_t ddsDataSize,
DWORD usage,
D3DPOOL pool,
LPDIRECT3DVOLUMETEXTURE9* texture) noexcept
{
if (texture)
{
*texture = nullptr;
}
if (!d3dDevice || !ddsData || !ddsDataSize || !texture)
return E_INVALIDARG;
ComPtr<IDirect3DBaseTexture9> tex;
HRESULT hr = CreateDDSTextureFromMemoryEx(d3dDevice, ddsData, ddsDataSize, usage, pool, false, tex.GetAddressOf());
if (SUCCEEDED(hr))
{
hr = E_FAIL;
if (tex->GetType() == D3DRTYPE_VOLUMETEXTURE)
{
*texture = static_cast<LPDIRECT3DVOLUMETEXTURE9>(tex.Detach());
return S_OK;
}
}
return hr;
}
//--------------------------------------------------------------------------------------
_Use_decl_annotations_
HRESULT DirectX::CreateDDSTextureFromFile(
LPDIRECT3DDEVICE9 d3dDevice,
const wchar_t* fileName,
LPDIRECT3DBASETEXTURE9* texture,
bool generateMipsIfMissing) noexcept
{
return CreateDDSTextureFromFileEx(d3dDevice, fileName, 0u, D3DPOOL_DEFAULT, generateMipsIfMissing, texture);
}
_Use_decl_annotations_
HRESULT DirectX::CreateDDSTextureFromFileEx(
LPDIRECT3DDEVICE9 d3dDevice,
const wchar_t* fileName,
_In_ DWORD usage,
_In_ D3DPOOL pool,
bool generateMipsIfMissing,
LPDIRECT3DBASETEXTURE9* texture) noexcept
{
if (texture)
{
*texture = nullptr;
}
if (!d3dDevice || !fileName || !texture)
return E_INVALIDARG;
const DDS_HEADER* header = nullptr;
const uint8_t* bitData = nullptr;
size_t bitSize = 0;
std::unique_ptr<uint8_t[]> ddsData;
HRESULT hr = LoadTextureDataFromFile(fileName,
ddsData,
&header,
&bitData,
&bitSize
);
if (FAILED(hr))
{
return hr;
}
return CreateTextureFromDDS(
d3dDevice,
header,
bitData,
bitSize,
usage,
pool,
texture,
generateMipsIfMissing);
}
// Type-specific standard versions
_Use_decl_annotations_
HRESULT DirectX::CreateDDSTextureFromFile(
LPDIRECT3DDEVICE9 d3dDevice,
const wchar_t* fileName,
LPDIRECT3DTEXTURE9* texture,
bool generateMipsIfMissing) noexcept
{
if (texture)
{
*texture = nullptr;
}
if (!d3dDevice || !fileName || !texture)
return E_INVALIDARG;
ComPtr<IDirect3DBaseTexture9> tex;
HRESULT hr = CreateDDSTextureFromFileEx(d3dDevice, fileName, 0u, D3DPOOL_DEFAULT, generateMipsIfMissing, tex.GetAddressOf());
if (SUCCEEDED(hr))
{
hr = E_FAIL;
if (tex->GetType() == D3DRTYPE_TEXTURE)
{
*texture = static_cast<LPDIRECT3DTEXTURE9>(tex.Detach());
return S_OK;
}
}
return hr;
}
_Use_decl_annotations_
HRESULT DirectX::CreateDDSTextureFromFile(
LPDIRECT3DDEVICE9 d3dDevice,
const wchar_t* fileName,
LPDIRECT3DCUBETEXTURE9* texture) noexcept
{
if (texture)
{
*texture = nullptr;
}
if (!d3dDevice || !fileName || !texture)
return E_INVALIDARG;
ComPtr<IDirect3DBaseTexture9> tex;
HRESULT hr = CreateDDSTextureFromFileEx(d3dDevice, fileName, 0u, D3DPOOL_DEFAULT, false, tex.GetAddressOf());
if (SUCCEEDED(hr))
{
hr = E_FAIL;
if (tex->GetType() == D3DRTYPE_CUBETEXTURE)
{
*texture = static_cast<LPDIRECT3DCUBETEXTURE9>(tex.Detach());
return S_OK;
}
}
return hr;
}
_Use_decl_annotations_
HRESULT DirectX::CreateDDSTextureFromFile(
LPDIRECT3DDEVICE9 d3dDevice,
const wchar_t* szFileName,
LPDIRECT3DVOLUMETEXTURE9* texture) noexcept
{
if (texture)
{
*texture = nullptr;
}
if (!d3dDevice || !szFileName || !texture)
return E_INVALIDARG;
ComPtr<IDirect3DBaseTexture9> tex;
HRESULT hr = CreateDDSTextureFromFileEx(d3dDevice, szFileName, 0u, D3DPOOL_DEFAULT, false, tex.GetAddressOf());
if (SUCCEEDED(hr))
{
hr = E_FAIL;
if (tex->GetType() == D3DRTYPE_VOLUMETEXTURE)
{
*texture = static_cast<LPDIRECT3DVOLUMETEXTURE9>(tex.Detach());
return S_OK;
}
}
return hr;
}
// Type-specific extended versions
_Use_decl_annotations_
HRESULT DirectX::CreateDDSTextureFromFileEx(
LPDIRECT3DDEVICE9 d3dDevice,
const wchar_t* fileName,
DWORD usage,
D3DPOOL pool,
bool generateMipsIfMissing,
LPDIRECT3DTEXTURE9* texture) noexcept
{
if (texture)
{
*texture = nullptr;
}
if (!d3dDevice || !fileName || !texture)
return E_INVALIDARG;
ComPtr<IDirect3DBaseTexture9> tex;
HRESULT hr = CreateDDSTextureFromFileEx(d3dDevice, fileName, usage, pool, generateMipsIfMissing, tex.GetAddressOf());
if (SUCCEEDED(hr))
{
hr = E_FAIL;
if (tex->GetType() == D3DRTYPE_TEXTURE)
{
*texture = static_cast<LPDIRECT3DTEXTURE9>(tex.Detach());
return S_OK;
}
}
return hr;
}
_Use_decl_annotations_
HRESULT DirectX::CreateDDSTextureFromFileEx(
LPDIRECT3DDEVICE9 d3dDevice,
const wchar_t* fileName,
DWORD usage,
D3DPOOL pool,
LPDIRECT3DCUBETEXTURE9* texture) noexcept
{
if (texture)
{
*texture = nullptr;
}
if (!d3dDevice || !fileName || !texture)
return E_INVALIDARG;
ComPtr<IDirect3DBaseTexture9> tex;
HRESULT hr = CreateDDSTextureFromFileEx(d3dDevice, fileName, usage, pool, false, tex.GetAddressOf());
if (SUCCEEDED(hr))
{
hr = E_FAIL;
if (tex->GetType() == D3DRTYPE_CUBETEXTURE)
{
*texture = static_cast<LPDIRECT3DCUBETEXTURE9>(tex.Detach());
return S_OK;
}
}
return hr;
}
_Use_decl_annotations_
HRESULT DirectX::CreateDDSTextureFromFileEx(
LPDIRECT3DDEVICE9 d3dDevice,
const wchar_t* szFileName,
DWORD usage,
D3DPOOL pool,
LPDIRECT3DVOLUMETEXTURE9* texture) noexcept
{
if (texture)
{
*texture = nullptr;
}
if (!d3dDevice || !szFileName || !texture)
return E_INVALIDARG;
ComPtr<IDirect3DBaseTexture9> tex;
HRESULT hr = CreateDDSTextureFromFileEx(d3dDevice, szFileName, usage, pool, false, tex.GetAddressOf());
if (SUCCEEDED(hr))
{
hr = E_FAIL;
if (tex->GetType() == D3DRTYPE_VOLUMETEXTURE)
{
*texture = static_cast<LPDIRECT3DVOLUMETEXTURE9>(tex.Detach());
return S_OK;
}
}
return hr;
}
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