Release v1.0.0

1 files changed, 1489 insertions, 0 deletions

diff --git a/TextureLoader/src/DDSLoader.cpp b/TextureLoader/src/DDSLoader.cpp
new file mode 100644
index 0000000..2c701f3
--- /dev/null
+++ b/TextureLoader/src/DDSLoader.cpp
@@ -0,0 +1,1489 @@
+/*     Copyright 2015 Egor Yusov
+ *  
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ * 
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ *  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 OF ANY PROPRIETARY RIGHTS.
+ *
+ *  In no event and under no legal theory, whether in tort (including negligence), 
+ *  contract, or otherwise, unless required by applicable law (such as deliberate 
+ *  and grossly negligent acts) or agreed to in writing, shall any Contributor be
+ *  liable for any damages, including any direct, indirect, special, incidental, 
+ *  or consequential damages of any character arising as a result of this License or 
+ *  out of the use or inability to use the software (including but not limited to damages 
+ *  for loss of goodwill, work stoppage, computer failure or malfunction, or any and 
+ *  all other commercial damages or losses), even if such Contributor has been advised 
+ *  of the possibility of such damages.
+ */
+
+//--------------------------------------------------------------------------------------
+// File: DDSLoader.cpp
+//
+// Functions for loading a DDS texture and creating a Direct3D 11 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.
+//
+// THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT WARRANTY OF
+// ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO
+// THE IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A
+// PARTICULAR PURPOSE.
+//
+// Copyright (c) Microsoft Corporation. All rights reserved.
+//
+// http://go.microsoft.com/fwlink/?LinkId=248926
+// http://go.microsoft.com/fwlink/?LinkId=248929
+//--------------------------------------------------------------------------------------
+
+#include "pch.h"
+#include "dxgiformat.h"
+#include <memory>
+#include <algorithm>
+#include "DDSLoader.h"
+
+#ifndef _In_
+#   define _In_
+#endif
+
+#ifndef _Out_
+#   define _Out_
+#endif
+
+#ifndef _Out_opt_
+#   define _Out_opt_
+#endif
+
+#ifndef _Outptr_opt_
+#   define _Outptr_opt_
+#endif
+
+using namespace Diligent;
+using namespace Diligent;
+
+// D3D11 definitions
+
+enum D3D11_RESOURCE_DIMENSION
+{
+    D3D11_RESOURCE_DIMENSION_UNKNOWN	= 0,
+    D3D11_RESOURCE_DIMENSION_BUFFER	    = 1,
+    D3D11_RESOURCE_DIMENSION_TEXTURE1D	= 2,
+    D3D11_RESOURCE_DIMENSION_TEXTURE2D	= 3,
+    D3D11_RESOURCE_DIMENSION_TEXTURE3D	= 4
+};
+
+enum D3D11_RESOURCE_MISC_FLAG
+{
+    D3D11_RESOURCE_MISC_TEXTURECUBE	= 0x4L,
+};
+
+#ifndef D3D11_REQ_MIP_LEVELS
+#   define	D3D11_REQ_MIP_LEVELS	( 15 )
+#endif
+
+#ifndef D3D11_REQ_TEXTURE1D_ARRAY_AXIS_DIMENSION
+#   define	D3D11_REQ_TEXTURE1D_ARRAY_AXIS_DIMENSION	( 2048 )
+#endif
+
+#ifndef D3D11_REQ_TEXTURE1D_U_DIMENSION
+#   define	D3D11_REQ_TEXTURE1D_U_DIMENSION	( 16384 )
+#endif
+
+#ifndef D3D11_REQ_TEXTURE2D_ARRAY_AXIS_DIMENSION
+#   define	D3D11_REQ_TEXTURE2D_ARRAY_AXIS_DIMENSION	( 2048 )
+#endif
+
+#ifndef D3D11_REQ_TEXTURE2D_U_OR_V_DIMENSION
+#   define	D3D11_REQ_TEXTURE2D_U_OR_V_DIMENSION	( 16384 )
+#endif
+
+#ifndef D3D11_REQ_TEXTURE3D_U_V_OR_W_DIMENSION
+#   define	D3D11_REQ_TEXTURE3D_U_V_OR_W_DIMENSION	( 2048 )
+#endif
+
+#ifndef D3D11_REQ_TEXTURECUBE_DIMENSION
+#   define	D3D11_REQ_TEXTURECUBE_DIMENSION	( 16384 )
+#endif
+
+
+//--------------------------------------------------------------------------------------
+// Macros
+//--------------------------------------------------------------------------------------
+#ifndef MAKEFOURCC
+    #define MAKEFOURCC(ch0, ch1, ch2, ch3)                                      \
+                ((Uint32)(Uint8)(ch0)        | ((Uint32)(Uint8)(ch1) << 8) |    \
+                ((Uint32)(Uint8)(ch2) << 16) | ((Uint32)(Uint8)(ch3) << 24))
+#endif /* defined(MAKEFOURCC) */
+
+//--------------------------------------------------------------------------------------
+// DDS file structure definitions
+//
+// See DDS.h in the 'Texconv' sample and the 'DirectXTex' library
+//--------------------------------------------------------------------------------------
+#pragma pack(push, 1)
+
+#define DDS_MAGIC 0x20534444 // "DDS "
+
+struct DDS_PIXELFORMAT
+{
+    Uint32  size;
+    Uint32  flags;
+    Uint32  fourCC;
+    Uint32  RGBBitCount;
+    Uint32  RBitMask;
+    Uint32  GBitMask;
+    Uint32  BBitMask;
+    Uint32  ABitMask;
+};
+
+#define DDS_FOURCC      0x00000004  // DDPF_FOURCC
+#define DDS_RGB         0x00000040  // DDPF_RGB
+#define DDS_RGBA        0x00000041  // DDPF_RGB | DDPF_ALPHAPIXELS
+#define DDS_LUMINANCE   0x00020000  // DDPF_LUMINANCE
+#define DDS_LUMINANCEA  0x00020001  // DDPF_LUMINANCE | DDPF_ALPHAPIXELS
+#define DDS_ALPHA       0x00000002  // DDPF_ALPHA
+#define DDS_PAL8        0x00000020  // DDPF_PALETTEINDEXED8
+
+#define DDS_HEADER_FLAGS_TEXTURE        0x00001007  // DDSD_CAPS | DDSD_HEIGHT | DDSD_WIDTH | DDSD_PIXELFORMAT
+#define DDS_HEADER_FLAGS_MIPMAP         0x00020000  // DDSD_MIPMAPCOUNT
+#define DDS_HEADER_FLAGS_VOLUME         0x00800000  // DDSD_DEPTH
+#define DDS_HEADER_FLAGS_PITCH          0x00000008  // DDSD_PITCH
+#define DDS_HEADER_FLAGS_LINEARSIZE     0x00080000  // DDSD_LINEARSIZE
+
+#define DDS_HEIGHT 0x00000002 // DDSD_HEIGHT
+#define DDS_WIDTH  0x00000004 // DDSD_WIDTH
+
+#define DDS_SURFACE_FLAGS_TEXTURE 0x00001000 // DDSCAPS_TEXTURE
+#define DDS_SURFACE_FLAGS_MIPMAP  0x00400008 // DDSCAPS_COMPLEX | DDSCAPS_MIPMAP
+#define DDS_SURFACE_FLAGS_CUBEMAP 0x00000008 // DDSCAPS_COMPLEX
+
+#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
+
+#define DDS_FLAGS_VOLUME 0x00200000 // DDSCAPS2_VOLUME
+
+enum DDS_MISC_FLAGS2
+{
+    DDS_MISC_FLAGS2_ALPHA_MODE_MASK = 0x7L,
+};
+
+enum DDS_ALPHA_MODE
+{
+    DDS_ALPHA_MODE_UNKNOWN       = 0,
+    DDS_ALPHA_MODE_STRAIGHT      = 1,
+    DDS_ALPHA_MODE_PREMULTIPLIED = 2,
+    DDS_ALPHA_MODE_OPAQUE        = 3,
+    DDS_ALPHA_MODE_CUSTOM        = 4,
+};
+
+typedef struct
+{
+    Uint32          size;
+    Uint32          flags;
+    Uint32          height;
+    Uint32          width;
+    Uint32          pitchOrLinearSize;
+    Uint32          depth; // only if DDS_HEADER_FLAGS_VOLUME is set in flags
+    Uint32          mipMapCount;
+    Uint32          reserved1[11];
+    DDS_PIXELFORMAT ddspf;
+    Uint32          caps;
+    Uint32          caps2;
+    Uint32          caps3;
+    Uint32          caps4;
+    Uint32          reserved2;
+} DDS_HEADER;
+
+
+typedef struct
+{
+    DXGI_FORMAT dxgiFormat;
+    Uint32      resourceDimension;
+    Uint32      miscFlag; // see D3D11_RESOURCE_MISC_FLAG
+    Uint32      arraySize;
+    Uint32      miscFlags2;
+} DDS_HEADER_DXT10;
+
+#pragma pack(pop)
+
+
+
+//--------------------------------------------------------------------------------------
+// Return the BPP for a particular format
+//--------------------------------------------------------------------------------------
+static size_t BitsPerPixel(_In_ DXGI_FORMAT fmt)
+{
+    switch (fmt)
+    {
+    case DXGI_FORMAT_R32G32B32A32_TYPELESS:
+    case DXGI_FORMAT_R32G32B32A32_FLOAT:
+    case DXGI_FORMAT_R32G32B32A32_UINT:
+    case DXGI_FORMAT_R32G32B32A32_SINT:
+        return 128;
+
+    case DXGI_FORMAT_R32G32B32_TYPELESS:
+    case DXGI_FORMAT_R32G32B32_FLOAT:
+    case DXGI_FORMAT_R32G32B32_UINT:
+    case DXGI_FORMAT_R32G32B32_SINT:
+        return 96;
+
+    case DXGI_FORMAT_R16G16B16A16_TYPELESS:
+    case DXGI_FORMAT_R16G16B16A16_FLOAT:
+    case DXGI_FORMAT_R16G16B16A16_UNORM:
+    case DXGI_FORMAT_R16G16B16A16_UINT:
+    case DXGI_FORMAT_R16G16B16A16_SNORM:
+    case DXGI_FORMAT_R16G16B16A16_SINT:
+    case DXGI_FORMAT_R32G32_TYPELESS:
+    case DXGI_FORMAT_R32G32_FLOAT:
+    case DXGI_FORMAT_R32G32_UINT:
+    case DXGI_FORMAT_R32G32_SINT:
+    case DXGI_FORMAT_R32G8X24_TYPELESS:
+    case DXGI_FORMAT_D32_FLOAT_S8X24_UINT:
+    case DXGI_FORMAT_R32_FLOAT_X8X24_TYPELESS:
+    case DXGI_FORMAT_X32_TYPELESS_G8X24_UINT:
+        return 64;
+
+    case DXGI_FORMAT_R10G10B10A2_TYPELESS:
+    case DXGI_FORMAT_R10G10B10A2_UNORM:
+    case DXGI_FORMAT_R10G10B10A2_UINT:
+    case DXGI_FORMAT_R11G11B10_FLOAT:
+    case DXGI_FORMAT_R8G8B8A8_TYPELESS:
+    case DXGI_FORMAT_R8G8B8A8_UNORM:
+    case DXGI_FORMAT_R8G8B8A8_UNORM_SRGB:
+    case DXGI_FORMAT_R8G8B8A8_UINT:
+    case DXGI_FORMAT_R8G8B8A8_SNORM:
+    case DXGI_FORMAT_R8G8B8A8_SINT:
+    case DXGI_FORMAT_R16G16_TYPELESS:
+    case DXGI_FORMAT_R16G16_FLOAT:
+    case DXGI_FORMAT_R16G16_UNORM:
+    case DXGI_FORMAT_R16G16_UINT:
+    case DXGI_FORMAT_R16G16_SNORM:
+    case DXGI_FORMAT_R16G16_SINT:
+    case DXGI_FORMAT_R32_TYPELESS:
+    case DXGI_FORMAT_D32_FLOAT:
+    case DXGI_FORMAT_R32_FLOAT:
+    case DXGI_FORMAT_R32_UINT:
+    case DXGI_FORMAT_R32_SINT:
+    case DXGI_FORMAT_R24G8_TYPELESS:
+    case DXGI_FORMAT_D24_UNORM_S8_UINT:
+    case DXGI_FORMAT_R24_UNORM_X8_TYPELESS:
+    case DXGI_FORMAT_X24_TYPELESS_G8_UINT:
+    case DXGI_FORMAT_R9G9B9E5_SHAREDEXP:
+    case DXGI_FORMAT_R8G8_B8G8_UNORM:
+    case DXGI_FORMAT_G8R8_G8B8_UNORM:
+    case DXGI_FORMAT_B8G8R8A8_UNORM:
+    case DXGI_FORMAT_B8G8R8X8_UNORM:
+    case DXGI_FORMAT_R10G10B10_XR_BIAS_A2_UNORM:
+    case DXGI_FORMAT_B8G8R8A8_TYPELESS:
+    case DXGI_FORMAT_B8G8R8A8_UNORM_SRGB:
+    case DXGI_FORMAT_B8G8R8X8_TYPELESS:
+    case DXGI_FORMAT_B8G8R8X8_UNORM_SRGB:
+        return 32;
+
+    case DXGI_FORMAT_R8G8_TYPELESS:
+    case DXGI_FORMAT_R8G8_UNORM:
+    case DXGI_FORMAT_R8G8_UINT:
+    case DXGI_FORMAT_R8G8_SNORM:
+    case DXGI_FORMAT_R8G8_SINT:
+    case DXGI_FORMAT_R16_TYPELESS:
+    case DXGI_FORMAT_R16_FLOAT:
+    case DXGI_FORMAT_D16_UNORM:
+    case DXGI_FORMAT_R16_UNORM:
+    case DXGI_FORMAT_R16_UINT:
+    case DXGI_FORMAT_R16_SNORM:
+    case DXGI_FORMAT_R16_SINT:
+    case DXGI_FORMAT_B5G6R5_UNORM:
+    case DXGI_FORMAT_B5G5R5A1_UNORM:
+    case DXGI_FORMAT_B4G4R4A4_UNORM:
+        return 16;
+
+    case DXGI_FORMAT_R8_TYPELESS:
+    case DXGI_FORMAT_R8_UNORM:
+    case DXGI_FORMAT_R8_UINT:
+    case DXGI_FORMAT_R8_SNORM:
+    case DXGI_FORMAT_R8_SINT:
+    case DXGI_FORMAT_A8_UNORM:
+        return 8;
+
+    case DXGI_FORMAT_R1_UNORM:
+        return 1;
+
+    case DXGI_FORMAT_BC1_TYPELESS:
+    case DXGI_FORMAT_BC1_UNORM:
+    case DXGI_FORMAT_BC1_UNORM_SRGB:
+    case DXGI_FORMAT_BC4_TYPELESS:
+    case DXGI_FORMAT_BC4_UNORM:
+    case DXGI_FORMAT_BC4_SNORM:
+        return 4;
+
+    case DXGI_FORMAT_BC2_TYPELESS:
+    case DXGI_FORMAT_BC2_UNORM:
+    case DXGI_FORMAT_BC2_UNORM_SRGB:
+    case DXGI_FORMAT_BC3_TYPELESS:
+    case DXGI_FORMAT_BC3_UNORM:
+    case DXGI_FORMAT_BC3_UNORM_SRGB:
+    case DXGI_FORMAT_BC5_TYPELESS:
+    case DXGI_FORMAT_BC5_UNORM:
+    case DXGI_FORMAT_BC5_SNORM:
+    case DXGI_FORMAT_BC6H_TYPELESS:
+    case DXGI_FORMAT_BC6H_UF16:
+    case DXGI_FORMAT_BC6H_SF16:
+    case DXGI_FORMAT_BC7_TYPELESS:
+    case DXGI_FORMAT_BC7_UNORM:
+    case DXGI_FORMAT_BC7_UNORM_SRGB:
+        return 8;
+
+    default:
+        return 0;
+    }
+}
+
+
+static TEXTURE_FORMAT DXGIFormatToTexFormat( DXGI_FORMAT TexFormat )
+{
+    switch(TexFormat)
+    {
+        case DXGI_FORMAT_UNKNOWN:                       return TEX_FORMAT_UNKNOWN;
+
+        case DXGI_FORMAT_R32G32B32A32_TYPELESS:         return TEX_FORMAT_RGBA32_TYPELESS; 
+        case DXGI_FORMAT_R32G32B32A32_FLOAT:            return TEX_FORMAT_RGBA32_FLOAT; 
+        case DXGI_FORMAT_R32G32B32A32_UINT:             return TEX_FORMAT_RGBA32_UINT; 
+        case DXGI_FORMAT_R32G32B32A32_SINT:             return TEX_FORMAT_RGBA32_SINT; 
+
+        case DXGI_FORMAT_R32G32B32_TYPELESS:            return TEX_FORMAT_RGB32_TYPELESS; 
+        case DXGI_FORMAT_R32G32B32_FLOAT:               return TEX_FORMAT_RGB32_FLOAT; 
+        case DXGI_FORMAT_R32G32B32_UINT:                return TEX_FORMAT_RGB32_UINT; 
+        case DXGI_FORMAT_R32G32B32_SINT:                return TEX_FORMAT_RGB32_SINT; 
+
+        case DXGI_FORMAT_R16G16B16A16_TYPELESS:         return TEX_FORMAT_RGBA16_TYPELESS;
+        case DXGI_FORMAT_R16G16B16A16_FLOAT:            return TEX_FORMAT_RGBA16_FLOAT;
+        case DXGI_FORMAT_R16G16B16A16_UNORM:            return TEX_FORMAT_RGBA16_UNORM;
+        case DXGI_FORMAT_R16G16B16A16_UINT:             return TEX_FORMAT_RGBA16_UINT;
+        case DXGI_FORMAT_R16G16B16A16_SNORM:            return TEX_FORMAT_RGBA16_SNORM;
+        case DXGI_FORMAT_R16G16B16A16_SINT:             return TEX_FORMAT_RGBA16_SINT;
+
+        case DXGI_FORMAT_R32G32_TYPELESS:               return TEX_FORMAT_RG32_TYPELESS; 
+        case DXGI_FORMAT_R32G32_FLOAT:                  return TEX_FORMAT_RG32_FLOAT; 
+        case DXGI_FORMAT_R32G32_UINT:                   return TEX_FORMAT_RG32_UINT; 
+        case DXGI_FORMAT_R32G32_SINT:                   return TEX_FORMAT_RG32_SINT; 
+
+        case DXGI_FORMAT_R32G8X24_TYPELESS:             return TEX_FORMAT_R32G8X24_TYPELESS; 
+        case DXGI_FORMAT_D32_FLOAT_S8X24_UINT:          return TEX_FORMAT_D32_FLOAT_S8X24_UINT; 
+        case  DXGI_FORMAT_R32_FLOAT_X8X24_TYPELESS:     return TEX_FORMAT_R32_FLOAT_X8X24_TYPELESS;
+        case DXGI_FORMAT_X32_TYPELESS_G8X24_UINT:       return TEX_FORMAT_X32_TYPELESS_G8X24_UINT; 
+
+        case DXGI_FORMAT_R10G10B10A2_TYPELESS:          return TEX_FORMAT_RGB10A2_TYPELESS; 
+        case DXGI_FORMAT_R10G10B10A2_UNORM:             return TEX_FORMAT_RGB10A2_UNORM; 
+        case DXGI_FORMAT_R10G10B10A2_UINT:              return TEX_FORMAT_RGB10A2_UINT; 
+
+        case DXGI_FORMAT_R11G11B10_FLOAT:               return TEX_FORMAT_R11G11B10_FLOAT; 
+
+        case DXGI_FORMAT_R8G8B8A8_TYPELESS:             return TEX_FORMAT_RGBA8_TYPELESS; 
+        case DXGI_FORMAT_R8G8B8A8_UNORM:                return TEX_FORMAT_RGBA8_UNORM; 
+        case DXGI_FORMAT_R8G8B8A8_UNORM_SRGB:           return TEX_FORMAT_RGBA8_UNORM_SRGB; 
+        case DXGI_FORMAT_R8G8B8A8_UINT:                 return TEX_FORMAT_RGBA8_UINT; 
+        case DXGI_FORMAT_R8G8B8A8_SNORM:                return TEX_FORMAT_RGBA8_SNORM; 
+        case DXGI_FORMAT_R8G8B8A8_SINT:                 return TEX_FORMAT_RGBA8_SINT; 
+
+        case DXGI_FORMAT_R16G16_TYPELESS:               return TEX_FORMAT_RG16_TYPELESS; 
+        case DXGI_FORMAT_R16G16_FLOAT:                  return TEX_FORMAT_RG16_FLOAT; 
+        case DXGI_FORMAT_R16G16_UNORM:                  return TEX_FORMAT_RG16_UNORM; 
+        case DXGI_FORMAT_R16G16_UINT:                   return TEX_FORMAT_RG16_UINT; 
+        case DXGI_FORMAT_R16G16_SNORM:                  return TEX_FORMAT_RG16_SNORM; 
+        case DXGI_FORMAT_R16G16_SINT:                   return TEX_FORMAT_RG16_SINT; 
+
+        case DXGI_FORMAT_R32_TYPELESS:                  return TEX_FORMAT_R32_TYPELESS; 
+        case DXGI_FORMAT_D32_FLOAT:                     return TEX_FORMAT_D32_FLOAT; 
+        case DXGI_FORMAT_R32_FLOAT:                     return TEX_FORMAT_R32_FLOAT; 
+        case DXGI_FORMAT_R32_UINT:                      return TEX_FORMAT_R32_UINT; 
+        case DXGI_FORMAT_R32_SINT:                      return TEX_FORMAT_R32_SINT; 
+
+        case DXGI_FORMAT_R24G8_TYPELESS:                return TEX_FORMAT_R24G8_TYPELESS; 
+        case DXGI_FORMAT_D24_UNORM_S8_UINT:             return TEX_FORMAT_D24_UNORM_S8_UINT; 
+        case DXGI_FORMAT_R24_UNORM_X8_TYPELESS:         return TEX_FORMAT_R24_UNORM_X8_TYPELESS; 
+        case DXGI_FORMAT_X24_TYPELESS_G8_UINT:          return TEX_FORMAT_X24_TYPELESS_G8_UINT; 
+
+        case DXGI_FORMAT_R8G8_TYPELESS:                 return TEX_FORMAT_RG8_TYPELESS; 
+        case DXGI_FORMAT_R8G8_UNORM:                    return TEX_FORMAT_RG8_UNORM; 
+        case DXGI_FORMAT_R8G8_UINT:                     return TEX_FORMAT_RG8_UINT; 
+        case DXGI_FORMAT_R8G8_SNORM:                    return TEX_FORMAT_RG8_SNORM; 
+        case DXGI_FORMAT_R8G8_SINT:                     return TEX_FORMAT_RG8_SINT; 
+
+        case DXGI_FORMAT_R16_TYPELESS:                  return TEX_FORMAT_R16_TYPELESS; 
+        case DXGI_FORMAT_R16_FLOAT:                     return TEX_FORMAT_R16_FLOAT; 
+        case DXGI_FORMAT_D16_UNORM:                     return TEX_FORMAT_D16_UNORM; 
+        case DXGI_FORMAT_R16_UNORM:                     return TEX_FORMAT_R16_UNORM; 
+        case DXGI_FORMAT_R16_UINT:                      return TEX_FORMAT_R16_UINT; 
+        case DXGI_FORMAT_R16_SNORM:                     return TEX_FORMAT_R16_SNORM; 
+        case DXGI_FORMAT_R16_SINT:                      return TEX_FORMAT_R16_SINT; 
+
+        case DXGI_FORMAT_R8_TYPELESS:                   return TEX_FORMAT_R8_TYPELESS; 
+        case DXGI_FORMAT_R8_UNORM:                      return TEX_FORMAT_R8_UNORM; 
+        case DXGI_FORMAT_R8_UINT:                       return TEX_FORMAT_R8_UINT; 
+        case DXGI_FORMAT_R8_SNORM:                      return TEX_FORMAT_R8_SNORM; 
+        case DXGI_FORMAT_R8_SINT:                       return TEX_FORMAT_R8_SINT; 
+        case DXGI_FORMAT_A8_UNORM:                      return TEX_FORMAT_A8_UNORM; 
+
+        case DXGI_FORMAT_R1_UNORM :                     return TEX_FORMAT_R1_UNORM; 
+        case DXGI_FORMAT_R9G9B9E5_SHAREDEXP:            return TEX_FORMAT_RGB9E5_SHAREDEXP; 
+        case DXGI_FORMAT_R8G8_B8G8_UNORM:               return TEX_FORMAT_RG8_B8G8_UNORM; 
+        case DXGI_FORMAT_G8R8_G8B8_UNORM:               return TEX_FORMAT_G8R8_G8B8_UNORM; 
+
+        case DXGI_FORMAT_BC1_TYPELESS:                  return TEX_FORMAT_BC1_TYPELESS; 
+        case DXGI_FORMAT_BC1_UNORM:                     return TEX_FORMAT_BC1_UNORM; 
+        case DXGI_FORMAT_BC1_UNORM_SRGB:                return TEX_FORMAT_BC1_UNORM_SRGB; 
+        case DXGI_FORMAT_BC2_TYPELESS:                  return TEX_FORMAT_BC2_TYPELESS; 
+        case DXGI_FORMAT_BC2_UNORM:                     return TEX_FORMAT_BC2_UNORM; 
+        case DXGI_FORMAT_BC2_UNORM_SRGB:                return TEX_FORMAT_BC2_UNORM_SRGB; 
+        case DXGI_FORMAT_BC3_TYPELESS:                  return TEX_FORMAT_BC3_TYPELESS; 
+        case DXGI_FORMAT_BC3_UNORM:                     return TEX_FORMAT_BC3_UNORM; 
+        case DXGI_FORMAT_BC3_UNORM_SRGB:                return TEX_FORMAT_BC3_UNORM_SRGB; 
+        case DXGI_FORMAT_BC4_TYPELESS:                  return TEX_FORMAT_BC4_TYPELESS; 
+        case DXGI_FORMAT_BC4_UNORM:                     return TEX_FORMAT_BC4_UNORM; 
+        case DXGI_FORMAT_BC4_SNORM:                     return TEX_FORMAT_BC4_SNORM; 
+        case DXGI_FORMAT_BC5_TYPELESS:                  return TEX_FORMAT_BC5_TYPELESS; 
+        case DXGI_FORMAT_BC5_UNORM:                     return TEX_FORMAT_BC5_UNORM; 
+        case DXGI_FORMAT_BC5_SNORM:                     return TEX_FORMAT_BC5_SNORM; 
+
+        case DXGI_FORMAT_B5G6R5_UNORM:                  return TEX_FORMAT_B5G6R5_UNORM; 
+        case DXGI_FORMAT_B5G5R5A1_UNORM:                return TEX_FORMAT_B5G5R5A1_UNORM; 
+        case DXGI_FORMAT_B8G8R8A8_UNORM:                return TEX_FORMAT_BGRA8_UNORM; 
+        case DXGI_FORMAT_B8G8R8X8_UNORM:                return TEX_FORMAT_BGRX8_UNORM; 
+
+        case DXGI_FORMAT_R10G10B10_XR_BIAS_A2_UNORM:    return TEX_FORMAT_R10G10B10_XR_BIAS_A2_UNORM;
+
+        case DXGI_FORMAT_B8G8R8A8_TYPELESS:             return TEX_FORMAT_BGRA8_TYPELESS; 
+        case DXGI_FORMAT_B8G8R8A8_UNORM_SRGB:           return TEX_FORMAT_BGRA8_UNORM_SRGB; 
+        case DXGI_FORMAT_B8G8R8X8_TYPELESS:             return TEX_FORMAT_BGRX8_TYPELESS; 
+        case DXGI_FORMAT_B8G8R8X8_UNORM_SRGB:           return TEX_FORMAT_BGRX8_UNORM_SRGB; 
+
+        case DXGI_FORMAT_BC6H_TYPELESS:                 return TEX_FORMAT_BC6H_TYPELESS; 
+        case DXGI_FORMAT_BC6H_UF16:                     return TEX_FORMAT_BC6H_UF16; 
+        case DXGI_FORMAT_BC6H_SF16:                     return TEX_FORMAT_BC6H_SF16; 
+        case DXGI_FORMAT_BC7_TYPELESS :                 return TEX_FORMAT_BC7_TYPELESS; 
+        case DXGI_FORMAT_BC7_UNORM:                     return TEX_FORMAT_BC7_UNORM; 
+        case DXGI_FORMAT_BC7_UNORM_SRGB:                return TEX_FORMAT_BC7_UNORM_SRGB; 
+
+        default: UNEXPECTED( "Unsupported DXGI formate" ); return TEX_FORMAT_UNKNOWN;
+    }
+}
+
+//--------------------------------------------------------------------------------------
+// Get surface information for a particular format
+//--------------------------------------------------------------------------------------
+static void GetSurfaceInfo(
+    _In_ size_t width,
+    _In_ size_t height,
+    _In_ DXGI_FORMAT fmt,
+    _Out_opt_ size_t* outNumBytes,
+    _Out_opt_ size_t* outRowBytes,
+    _Out_opt_ size_t* outNumRows
+    )
+{
+    size_t numBytes = 0;
+    size_t rowBytes = 0;
+    size_t numRows = 0;
+
+    bool bc = false;
+    bool packed  = false;
+    size_t bcnumBytesPerBlock = 0;
+    switch (fmt)
+    {
+    case DXGI_FORMAT_BC1_TYPELESS:
+    case DXGI_FORMAT_BC1_UNORM:
+    case DXGI_FORMAT_BC1_UNORM_SRGB:
+    case DXGI_FORMAT_BC4_TYPELESS:
+    case DXGI_FORMAT_BC4_UNORM:
+    case DXGI_FORMAT_BC4_SNORM:
+        bc = true;
+        bcnumBytesPerBlock = 8;
+        break;
+
+    case DXGI_FORMAT_BC2_TYPELESS:
+    case DXGI_FORMAT_BC2_UNORM:
+    case DXGI_FORMAT_BC2_UNORM_SRGB:
+    case DXGI_FORMAT_BC3_TYPELESS:
+    case DXGI_FORMAT_BC3_UNORM:
+    case DXGI_FORMAT_BC3_UNORM_SRGB:
+    case DXGI_FORMAT_BC5_TYPELESS:
+    case DXGI_FORMAT_BC5_UNORM:
+    case DXGI_FORMAT_BC5_SNORM:
+    case DXGI_FORMAT_BC6H_TYPELESS:
+    case DXGI_FORMAT_BC6H_UF16:
+    case DXGI_FORMAT_BC6H_SF16:
+    case DXGI_FORMAT_BC7_TYPELESS:
+    case DXGI_FORMAT_BC7_UNORM:
+    case DXGI_FORMAT_BC7_UNORM_SRGB:
+        bc = true;
+        bcnumBytesPerBlock = 16;
+        break;
+
+    case DXGI_FORMAT_R8G8_B8G8_UNORM:
+    case DXGI_FORMAT_G8R8_G8B8_UNORM:
+        packed = true;
+        break;
+    }
+
+    if (bc)
+    {
+        size_t numBlocksWide = 0;
+        if (width > 0)
+        {
+            numBlocksWide = std::max<size_t>(1, (width + 3) / 4);
+        }
+        size_t numBlocksHigh = 0;
+        if (height > 0)
+        {
+            numBlocksHigh = std::max<size_t>(1, (height + 3) / 4);
+        }
+        rowBytes = numBlocksWide * bcnumBytesPerBlock;
+        numRows = numBlocksHigh;
+    }
+    else if (packed)
+    {
+        rowBytes = ((width + 1) >> 1) * 4;
+        numRows = height;
+    }
+    else
+    {
+        size_t bpp = BitsPerPixel(fmt);
+        rowBytes = (width * bpp + 7) / 8; // round up to nearest byte
+        numRows = height;
+    }
+
+    numBytes = rowBytes * numRows;
+    if (outNumBytes)
+    {
+        *outNumBytes = numBytes;
+    }
+    if (outRowBytes)
+    {
+        *outRowBytes = rowBytes;
+    }
+    if (outNumRows)
+    {
+        *outNumRows = numRows;
+    }
+}
+
+
+//--------------------------------------------------------------------------------------
+#define ISBITMASK(r, g, b, a) (ddpf.RBitMask == r && ddpf.GBitMask == g && ddpf.BBitMask == b && ddpf.ABitMask == a)
+
+static DXGI_FORMAT GetDXGIFormat(const DDS_PIXELFORMAT& ddpf)
+{
+    if (ddpf.flags & DDS_RGB)
+    {
+        // Note that sRGB formats are written using the "DX10" extended header
+
+        switch (ddpf.RGBBitCount)
+        {
+        case 32:
+            if (ISBITMASK(0x000000ff, 0x0000ff00, 0x00ff0000, 0xff000000))
+            {
+                return DXGI_FORMAT_R8G8B8A8_UNORM;
+            }
+
+            if (ISBITMASK(0x00ff0000, 0x0000ff00, 0x000000ff, 0xff000000))
+            {
+                return DXGI_FORMAT_B8G8R8A8_UNORM;
+            }
+
+            if (ISBITMASK(0x00ff0000, 0x0000ff00, 0x000000ff, 0x00000000))
+            {
+                return DXGI_FORMAT_B8G8R8X8_UNORM;
+            }
+
+            // No DXGI format maps to ISBITMASK(0x000000ff, 0x0000ff00, 0x00ff0000, 0x00000000) aka D3DFMT_X8B8G8R8
+
+            // Note that many common DDS reader/writers (including D3DX) swap the
+            // the RED/BLUE masks for 10:10:10:2 formats. We assumme
+            // below that the 'backwards' header mask is being used since it is most
+            // likely written by D3DX. The more robust solution is to use the 'DX10'
+            // header extension and specify the DXGI_FORMAT_R10G10B10A2_UNORM format directly
+
+            // For 'correct' writers, this should be 0x000003ff, 0x000ffc00, 0x3ff00000 for RGB data
+            if (ISBITMASK(0x3ff00000, 0x000ffc00, 0x000003ff, 0xc0000000))
+            {
+                return DXGI_FORMAT_R10G10B10A2_UNORM;
+            }
+
+            // No DXGI format maps to ISBITMASK(0x000003ff, 0x000ffc00, 0x3ff00000, 0xc0000000) aka D3DFMT_A2R10G10B10
+
+            if (ISBITMASK(0x0000ffff, 0xffff0000, 0x00000000, 0x00000000))
+            {
+                return DXGI_FORMAT_R16G16_UNORM;
+            }
+
+            if (ISBITMASK(0xffffffff, 0x00000000, 0x00000000, 0x00000000))
+            {
+                // Only 32-bit color channel format in D3D9 was R32F
+                return DXGI_FORMAT_R32_FLOAT; // D3DX writes this out as a FourCC of 114
+            }
+            break;
+
+        case 24:
+            // No 24bpp DXGI formats aka D3DFMT_R8G8B8
+            break;
+
+        case 16:
+            if (ISBITMASK(0x7c00, 0x03e0, 0x001f, 0x8000))
+            {
+                return DXGI_FORMAT_B5G5R5A1_UNORM;
+            }
+            if (ISBITMASK(0xf800, 0x07e0, 0x001f, 0x0000))
+            {
+                return DXGI_FORMAT_B5G6R5_UNORM;
+            }
+
+            // No DXGI format maps to ISBITMASK(0x7c00, 0x03e0, 0x001f, 0x0000) aka D3DFMT_X1R5G5B5
+            if (ISBITMASK(0x0f00, 0x00f0, 0x000f, 0xf000))
+            {
+                return DXGI_FORMAT_B4G4R4A4_UNORM;
+            }
+
+            // No DXGI format maps to ISBITMASK(0x0f00, 0x00f0, 0x000f, 0x0000) aka D3DFMT_X4R4G4B4
+
+            // No 3:3:2, 3:3:2:8, or paletted DXGI formats aka D3DFMT_A8R3G3B2, D3DFMT_R3G3B2, D3DFMT_P8, D3DFMT_A8P8, etc.
+            break;
+        }
+    }
+    else if (ddpf.flags & DDS_LUMINANCE)
+    {
+        if (8 == ddpf.RGBBitCount)
+        {
+            if (ISBITMASK(0x000000ff, 0x00000000, 0x00000000, 0x00000000))
+            {
+                return DXGI_FORMAT_R8_UNORM; // D3DX10/11 writes this out as DX10 extension
+            }
+
+            // No DXGI format maps to ISBITMASK(0x0f, 0x00, 0x00, 0xf0) aka D3DFMT_A4L4
+        }
+
+        if (16 == ddpf.RGBBitCount)
+        {
+            if (ISBITMASK(0x0000ffff, 0x00000000, 0x00000000, 0x00000000))
+            {
+                return DXGI_FORMAT_R16_UNORM; // D3DX10/11 writes this out as DX10 extension
+            }
+            if (ISBITMASK(0x000000ff, 0x00000000, 0x00000000, 0x0000ff00))
+            {
+                return DXGI_FORMAT_R8G8_UNORM; // D3DX10/11 writes this out as DX10 extension
+            }
+        }
+    }
+    else if (ddpf.flags & DDS_ALPHA)
+    {
+        if (8 == ddpf.RGBBitCount)
+        {
+            return DXGI_FORMAT_A8_UNORM;
+        }
+    }
+    else if (ddpf.flags & DDS_FOURCC)
+    {
+        if (MAKEFOURCC('D', 'X', 'T', '1') == ddpf.fourCC)
+        {
+            return DXGI_FORMAT_BC1_UNORM;
+        }
+        if (MAKEFOURCC('D', 'X', 'T', '3') == ddpf.fourCC)
+        {
+            return DXGI_FORMAT_BC2_UNORM;
+        }
+        if (MAKEFOURCC('D', 'X', 'T', '5') == ddpf.fourCC)
+        {
+            return DXGI_FORMAT_BC3_UNORM;
+        }
+
+        // While pre-mulitplied alpha isn't directly supported by the DXGI formats,
+        // they are basically the same as these BC formats so they can be mapped
+        if (MAKEFOURCC('D', 'X', 'T', '2') == ddpf.fourCC)
+        {
+            return DXGI_FORMAT_BC2_UNORM;
+        }
+        if (MAKEFOURCC('D', 'X', 'T', '4') == ddpf.fourCC)
+        {
+            return DXGI_FORMAT_BC3_UNORM;
+        }
+
+        if (MAKEFOURCC('A', 'T', 'I', '1') == ddpf.fourCC)
+        {
+            return DXGI_FORMAT_BC4_UNORM;
+        }
+        if (MAKEFOURCC('B', 'C', '4', 'U') == ddpf.fourCC)
+        {
+            return DXGI_FORMAT_BC4_UNORM;
+        }
+        if (MAKEFOURCC('B', 'C', '4', 'S') == ddpf.fourCC)
+        {
+            return DXGI_FORMAT_BC4_SNORM;
+        }
+
+        if (MAKEFOURCC('A', 'T', 'I', '2') == ddpf.fourCC)
+        {
+            return DXGI_FORMAT_BC5_UNORM;
+        }
+        if (MAKEFOURCC('B', 'C', '5', 'U') == ddpf.fourCC)
+        {
+            return DXGI_FORMAT_BC5_UNORM;
+        }
+        if (MAKEFOURCC('B', 'C', '5', 'S') == ddpf.fourCC)
+        {
+            return DXGI_FORMAT_BC5_SNORM;
+        }
+
+        // BC6H and BC7 are written using the "DX10" extended header
+
+        if (MAKEFOURCC('R', 'G', 'B', 'G') == ddpf.fourCC)
+        {
+            return DXGI_FORMAT_R8G8_B8G8_UNORM;
+        }
+        if (MAKEFOURCC('G', 'R', 'G', 'B') == ddpf.fourCC)
+        {
+            return DXGI_FORMAT_G8R8_G8B8_UNORM;
+        }
+
+        // Check for D3DFORMAT enums being set here
+        switch (ddpf.fourCC)
+        {
+        case 36: // D3DFMT_A16B16G16R16
+            return DXGI_FORMAT_R16G16B16A16_UNORM;
+
+        case 110: // D3DFMT_Q16W16V16U16
+            return DXGI_FORMAT_R16G16B16A16_SNORM;
+
+        case 111: // D3DFMT_R16F
+            return DXGI_FORMAT_R16_FLOAT;
+
+        case 112: // D3DFMT_G16R16F
+            return DXGI_FORMAT_R16G16_FLOAT;
+
+        case 113: // D3DFMT_A16B16G16R16F
+            return DXGI_FORMAT_R16G16B16A16_FLOAT;
+
+        case 114: // D3DFMT_R32F
+            return DXGI_FORMAT_R32_FLOAT;
+
+        case 115: // D3DFMT_G32R32F
+            return DXGI_FORMAT_R32G32_FLOAT;
+
+        case 116: // D3DFMT_A32B32G32R32F
+            return DXGI_FORMAT_R32G32B32A32_FLOAT;
+        }
+    }
+
+    return DXGI_FORMAT_UNKNOWN;
+}
+
+
+//--------------------------------------------------------------------------------------
+static DXGI_FORMAT MakeSRGB(_In_ DXGI_FORMAT format)
+{
+    switch (format)
+    {
+    case DXGI_FORMAT_R8G8B8A8_UNORM:
+        return DXGI_FORMAT_R8G8B8A8_UNORM_SRGB;
+
+    case DXGI_FORMAT_BC1_UNORM:
+        return DXGI_FORMAT_BC1_UNORM_SRGB;
+
+    case DXGI_FORMAT_BC2_UNORM:
+        return DXGI_FORMAT_BC2_UNORM_SRGB;
+
+    case DXGI_FORMAT_BC3_UNORM:
+        return DXGI_FORMAT_BC3_UNORM_SRGB;
+
+    case DXGI_FORMAT_B8G8R8A8_UNORM:
+        return DXGI_FORMAT_B8G8R8A8_UNORM_SRGB;
+
+    case DXGI_FORMAT_B8G8R8X8_UNORM:
+        return DXGI_FORMAT_B8G8R8X8_UNORM_SRGB;
+
+    case DXGI_FORMAT_BC7_UNORM:
+        return DXGI_FORMAT_BC7_UNORM_SRGB;
+
+    default:
+        return format;
+    }
+}
+
+
+//--------------------------------------------------------------------------------------
+static void FillInitData(
+    _In_ size_t width,
+    _In_ size_t height,
+    _In_ size_t depth,
+    _In_ size_t mipCount,
+    _In_ size_t arraySize,
+    _In_ DXGI_FORMAT format,
+    _In_ size_t maxsize,
+    _In_ size_t bitSize,
+    _In_ const Uint8* bitData,
+    _Out_ size_t& twidth,
+    _Out_ size_t& theight,
+    _Out_ size_t& tdepth,
+    _Out_ size_t& skipMip,
+    _Out_ TextureSubResData *initData
+    )
+{
+    if (!bitData || !initData)
+    {
+        LOG_ERROR_AND_THROW( "Invalid arguments" );
+    }
+
+    skipMip = 0;
+    twidth = 0;
+    theight = 0;
+    tdepth = 0;
+
+    size_t NumBytes = 0;
+    size_t RowBytes = 0;
+    size_t NumRows = 0;
+    const Uint8* pSrcBits = bitData;
+    const Uint8* pEndBits = bitData + bitSize;
+
+    size_t index = 0;
+    for (size_t j = 0; j < arraySize; j++)
+    {
+        size_t w = width;
+        size_t h = height;
+        size_t d = depth;
+        for (size_t i = 0; i < mipCount; i++)
+        {
+            GetSurfaceInfo(w, h, format, &NumBytes, &RowBytes, &NumRows);
+
+            if ((mipCount <= 1) || !maxsize || (w <= maxsize && h <= maxsize && d <= maxsize))
+            {
+                if (!twidth)
+                {
+                    twidth = w;
+                    theight = h;
+                    tdepth = d;
+                }
+
+                VERIFY_EXPR(index < mipCount * arraySize);
+                initData[index].pData = (const void*)pSrcBits;
+                initData[index].Stride = static_cast<Uint32>(RowBytes);
+                initData[index].DepthStride = static_cast<Uint32>(NumBytes);
+                ++index;
+            }
+            else if (!j)
+            {
+                // Count number of skipped mipmaps (first item only)
+                ++skipMip;
+            }
+
+            if (pSrcBits + (NumBytes*d) > pEndBits)
+            {
+                LOG_ERROR_AND_THROW( "Out of bounds" );
+            }
+
+            pSrcBits += NumBytes * d;
+
+            w = w >> 1;
+            h = h >> 1;
+            d = d >> 1;
+            if (w == 0)
+            {
+                w = 1;
+            }
+            if (h == 0)
+            {
+                h = 1;
+            }
+            if (d == 0)
+            {
+                d = 1;
+            }
+        }
+    }
+
+    if (!index)
+    {
+        LOG_ERROR_AND_THROW( "Unknown error" );
+    }
+}
+
+
+//--------------------------------------------------------------------------------------
+static void CreateTexture(
+    _In_ IRenderDevice* pDevice,
+    _In_ Uint32 resDim,
+    _In_ size_t width,
+    _In_ size_t height,
+    _In_ size_t depth,
+    _In_ size_t mipCount,
+    _In_ size_t arraySize,
+    _In_ DXGI_FORMAT format,
+    _In_ USAGE usage,
+    _In_ unsigned int bindFlags,
+    _In_ unsigned int cpuAccessFlags,
+    _In_ unsigned int miscFlags,
+    _In_ bool forceSRGB,
+    _In_ bool isCubeMap,
+    _In_ TextureSubResData* initData,
+    _Outptr_opt_ ITexture** texture
+    )
+{
+    if (!pDevice || !initData)
+    {
+        LOG_ERROR_AND_THROW("Invalid arguments")
+    }
+
+
+    if (forceSRGB)
+    {
+        format = MakeSRGB(format);
+    }
+
+    TextureDesc desc;
+    desc.Width = static_cast<Uint32>(width);
+    desc.MipLevels = static_cast<Uint32>(mipCount);
+    desc.ArraySize = static_cast<Uint32>(arraySize);
+    desc.Format = DXGIFormatToTexFormat(format);
+    desc.Usage = usage;
+    desc.BindFlags = bindFlags;
+    desc.CPUAccessFlags = cpuAccessFlags;
+    //desc.MiscFlags = miscFlags & ~D3D11_RESOURCE_MISC_TEXTURECUBE;
+
+    TextureData InitData;
+    InitData.pSubResources = initData;
+    InitData.NumSubresources = static_cast<Uint32>(mipCount * arraySize);
+
+    switch (resDim)
+    {
+        case D3D11_RESOURCE_DIMENSION_TEXTURE1D:
+            {
+                desc.Type = arraySize > 1 ? TEXTURE_TYPE_1D_ARRAY : TEXTURE_TYPE_1D;
+                pDevice->CreateTexture( desc, InitData, texture );
+                
+            //    ID3D11Texture1D* tex = nullptr;
+            //    hr = d3dDevice->CreateTexture1D(&desc, initData, &tex);
+
+            //    if (SUCCEEDED(hr) && tex != 0)
+            //    {
+            //        if (textureView != 0)
+            //        {
+            //            D3D11_SHADER_RESOURCE_VIEW_DESC SRVDesc;
+            //            memset(&SRVDesc, 0, sizeof(SRVDesc));
+            //            SRVDesc.Format = format;
+
+            //            if (arraySize > 1)
+            //            {
+            //                SRVDesc.ViewDimension = D3D_SRV_DIMENSION_TEXTURE1DARRAY;
+            //                SRVDesc.Texture1DArray.MipLevels = desc.MipLevels;
+            //                SRVDesc.Texture1DArray.ArraySize = static_cast<UINT>(arraySize);
+            //            }
+            //            else
+            //            {
+            //                SRVDesc.ViewDimension = D3D_SRV_DIMENSION_TEXTURE1D;
+            //                SRVDesc.Texture1D.MipLevels = desc.MipLevels;
+            //            }
+
+            //            hr = d3dDevice->CreateShaderResourceView(tex, &SRVDesc, textureView);
+
+            //            if (FAILED(hr))
+            //            {
+            //                tex->Release();
+            //                return hr;
+            //            }
+            //        }
+
+            //        if (texture != 0)
+            //        {
+            //            *texture = tex;
+            //        }
+            //        else
+            //        {
+            //            tex->Release();
+            //        }
+            //    }
+            }
+            break;
+
+        case TEXTURE_TYPE_2D:
+        case TEXTURE_TYPE_2D_ARRAY:
+        case TEXTURE_TYPE_CUBE:
+        case TEXTURE_TYPE_CUBE_ARRAY:
+            {
+                desc.Type = isCubeMap ?
+                    (arraySize > 1 ? TEXTURE_TYPE_CUBE_ARRAY : TEXTURE_TYPE_CUBE) : 
+                    (arraySize > 1 ? TEXTURE_TYPE_2D_ARRAY : TEXTURE_TYPE_2D);
+                desc.Height = static_cast<Uint32>(height);
+
+                //if (isCubeMap)
+                //{
+                //    desc.MiscFlags = miscFlags | D3D11_RESOURCE_MISC_TEXTURECUBE;
+                //}
+                //else
+                //{
+                //    desc.MiscFlags = miscFlags & ~D3D11_RESOURCE_MISC_TEXTURECUBE;
+                //}
+
+                pDevice->CreateTexture( desc, InitData, texture );
+
+                //ID3D11Texture2D* tex = nullptr;
+                //hr = d3dDevice->CreateTexture2D(&desc, initData, &tex);
+
+                //if (SUCCEEDED(hr) && tex != 0)
+                //{
+                //    if (textureView != 0)
+                //    {
+                //        D3D11_SHADER_RESOURCE_VIEW_DESC SRVDesc;
+                //        memset(&SRVDesc, 0, sizeof(SRVDesc));
+                //        SRVDesc.Format = format;
+
+                //        if (isCubeMap)
+                //        {
+                //            if (arraySize > 6)
+                //            {
+                //                SRVDesc.ViewDimension = D3D_SRV_DIMENSION_TEXTURECUBEARRAY;
+                //                SRVDesc.TextureCubeArray.MipLevels = desc.MipLevels;
+
+                //                // Earlier we set arraySize to (NumCubes * 6)
+                //                SRVDesc.TextureCubeArray.NumCubes = static_cast<UINT>(arraySize / 6);
+                //            }
+                //            else
+                //            {
+                //                SRVDesc.ViewDimension = D3D_SRV_DIMENSION_TEXTURECUBE;
+                //                SRVDesc.TextureCube.MipLevels = desc.MipLevels;
+                //            }
+                //        }
+                //        else if (arraySize > 1)
+                //        {
+                //            SRVDesc.ViewDimension = D3D_SRV_DIMENSION_TEXTURE2DARRAY;
+                //            SRVDesc.Texture2DArray.MipLevels = desc.MipLevels;
+                //            SRVDesc.Texture2DArray.ArraySize = static_cast<UINT>(arraySize);
+                //        }
+                //        else
+                //        {
+                //            SRVDesc.ViewDimension = D3D_SRV_DIMENSION_TEXTURE2D;
+                //            SRVDesc.Texture2D.MipLevels = desc.MipLevels;
+                //        }
+
+                //        hr = d3dDevice->CreateShaderResourceView(tex, &SRVDesc, textureView);
+
+                //        if (FAILED(hr))
+                //        {
+                //            tex->Release();
+                //            return hr;
+                //        }
+                //    }
+
+                //    if (texture != 0)
+                //    {
+                //        *texture = tex;
+                //    }
+                //    else
+                //    {
+                //        tex->Release();
+                //    }
+                //}
+            }
+            break;
+
+        case TEXTURE_TYPE_3D:
+            {
+                desc.Type = TEXTURE_TYPE_3D;
+                desc.Height = static_cast<Uint32>(height);
+                desc.Depth = static_cast<Uint32>(depth);
+
+                //desc.MiscFlags = miscFlags & ~D3D11_RESOURCE_MISC_TEXTURECUBE;
+
+                pDevice->CreateTexture( desc, InitData, texture );
+
+                //ID3D11Texture3D* tex = nullptr;
+                //hr = d3dDevice->CreateTexture3D(&desc, initData, &tex);
+
+                //if (SUCCEEDED(hr) && tex != 0)
+                //{
+                //    if (textureView != 0)
+                //    {
+                //        D3D11_SHADER_RESOURCE_VIEW_DESC SRVDesc;
+                //        memset(&SRVDesc, 0, sizeof(SRVDesc));
+                //        SRVDesc.Format = format;
+                //        SRVDesc.ViewDimension = D3D_SRV_DIMENSION_TEXTURE3D;
+                //        SRVDesc.Texture3D.MipLevels = desc.MipLevels;
+
+                //        hr = d3dDevice->CreateShaderResourceView(tex, &SRVDesc, textureView);
+
+                //        if (FAILED(hr))
+                //        {
+                //            tex->Release();
+                //            return hr;
+                //        }
+                //    }
+
+                //    if (texture != 0)
+                //    {
+                //        *texture = tex;
+                //    }
+                //    else
+                //    {
+                //        tex->Release();
+                //    }
+                //}
+            }
+            break;
+    }
+}
+
+//--------------------------------------------------------------------------------------
+static void CreateTextureFromDDS(
+    _In_ IRenderDevice* pDevice,
+    _In_ const DDS_HEADER* header,
+    _In_ const Uint8* bitData,
+    _In_ size_t bitSize,
+    _In_ size_t maxsize,
+    _In_ USAGE usage,
+    _In_ unsigned int bindFlags,
+    _In_ unsigned int cpuAccessFlags,
+    _In_ unsigned int miscFlags,
+    _In_ bool forceSRGB,
+    _Outptr_opt_ ITexture** texture
+    )
+{
+    size_t width = header->width;
+    size_t height = header->height;
+    size_t depth = header->depth;
+
+    Uint32 resDim = D3D11_RESOURCE_DIMENSION_UNKNOWN;
+    size_t arraySize = 1;
+    DXGI_FORMAT format = DXGI_FORMAT_UNKNOWN;
+    bool isCubeMap = false;
+
+    size_t mipCount = header->mipMapCount;
+    if (0 == mipCount)
+    {
+        mipCount = 1;
+    }
+
+
+    if ((header->ddspf.flags & DDS_FOURCC) &&
+        (MAKEFOURCC('D', 'X', '1', '0') == header->ddspf.fourCC))
+    {
+        auto d3d10ext = reinterpret_cast<const DDS_HEADER_DXT10*>((const char*)header + sizeof(DDS_HEADER));
+
+        arraySize = d3d10ext->arraySize;
+        if (arraySize == 0)
+        {
+            LOG_ERROR_AND_THROW("Array size is zero");
+        }
+
+        if (BitsPerPixel(d3d10ext->dxgiFormat) == 0)
+        {
+            LOG_ERROR_AND_THROW("Undefined DXGI format");
+        }
+
+        format = d3d10ext->dxgiFormat;
+
+        switch (d3d10ext->resourceDimension)
+        {
+        case D3D11_RESOURCE_DIMENSION_TEXTURE1D:
+            // D3DX writes 1D textures with a fixed Height of 1
+            if ((header->flags & DDS_HEIGHT) && height != 1)
+            {
+                LOG_ERROR_AND_THROW("Unexpected height (", height, ") for texture 1D");
+            }
+            height = depth = 1;
+            break;
+
+        case D3D11_RESOURCE_DIMENSION_TEXTURE2D:
+            if (d3d10ext->miscFlag & D3D11_RESOURCE_MISC_TEXTURECUBE)
+            {
+                arraySize *= 6;
+                isCubeMap = true;
+            }
+            depth = 1;
+            break;
+
+        case D3D11_RESOURCE_DIMENSION_TEXTURE3D:
+            if (!(header->flags & DDS_HEADER_FLAGS_VOLUME))
+            {
+                LOG_ERROR_AND_THROW("DDS_HEADER_FLAGS_VOLUME flag is not set");
+            }
+
+            if (arraySize > 1)
+            {
+                LOG_ERROR_AND_THROW("Texture3D arrays are not allowed");
+            }
+            break;
+
+        default:
+            LOG_ERROR_AND_THROW("Unknown resource dimension");
+        }
+
+        resDim = d3d10ext->resourceDimension;
+    }
+    else
+    {
+        format = GetDXGIFormat(header->ddspf);
+
+        if (format == DXGI_FORMAT_UNKNOWN)
+        {
+            LOG_ERROR_AND_THROW("Unknown DXGIF format");
+        }
+
+        if (header->flags & DDS_HEADER_FLAGS_VOLUME)
+        {
+            resDim = D3D11_RESOURCE_DIMENSION_TEXTURE3D;
+        }
+        else
+        {
+            if (header->caps2 & DDS_CUBEMAP)
+            {
+                // We require all six faces to be defined
+                if ((header->caps2 & DDS_CUBEMAP_ALLFACES) != DDS_CUBEMAP_ALLFACES)
+                {
+                    LOG_ERROR_AND_THROW("All six faces of a cubemap must be defined");
+                }
+
+                arraySize = 6;
+                isCubeMap = true;
+            }
+
+            depth = 1;
+            resDim = D3D11_RESOURCE_DIMENSION_TEXTURE2D;
+
+            // Note there's no way for a legacy Direct3D 9 DDS to express a '1D' texture
+        }
+
+        VERIFY_EXPR(BitsPerPixel(format) != 0);
+    }
+
+    // Bound sizes (for security purposes we don't trust DDS file metadata larger than the D3D 11.x hardware requirements)
+    if (mipCount > D3D11_REQ_MIP_LEVELS)
+    {
+        LOG_ERROR_AND_THROW("Too many mip levels specified");
+    }
+
+    switch (resDim)
+    {
+        case D3D11_RESOURCE_DIMENSION_TEXTURE1D:
+            if ((arraySize > D3D11_REQ_TEXTURE1D_ARRAY_AXIS_DIMENSION) ||
+                (width > D3D11_REQ_TEXTURE1D_U_DIMENSION))
+            {
+                LOG_ERROR_AND_THROW("Texture1D dimensions are out of bounds");
+            }
+            break;
+
+        case D3D11_RESOURCE_DIMENSION_TEXTURE2D:
+            if (isCubeMap)
+            {
+                // This is the right bound because we set arraySize to (NumCubes*6) above
+                if ((arraySize > D3D11_REQ_TEXTURE2D_ARRAY_AXIS_DIMENSION) ||
+                    (width > D3D11_REQ_TEXTURECUBE_DIMENSION) ||
+                    (height > D3D11_REQ_TEXTURECUBE_DIMENSION))
+                {
+                    LOG_ERROR_AND_THROW("TextureCube dimensions are out of bounds");
+                }
+            }
+            else if ((arraySize > D3D11_REQ_TEXTURE2D_ARRAY_AXIS_DIMENSION) ||
+                    (width > D3D11_REQ_TEXTURE2D_U_OR_V_DIMENSION) ||
+                    (height > D3D11_REQ_TEXTURE2D_U_OR_V_DIMENSION))
+            {
+                LOG_ERROR_AND_THROW("Texture2D dimensions are out of bounds");
+            }
+            break;
+
+        case D3D11_RESOURCE_DIMENSION_TEXTURE3D:
+            if ((arraySize > 1) ||
+                (width > D3D11_REQ_TEXTURE3D_U_V_OR_W_DIMENSION) ||
+                (height > D3D11_REQ_TEXTURE3D_U_V_OR_W_DIMENSION) ||
+                (depth > D3D11_REQ_TEXTURE3D_U_V_OR_W_DIMENSION))
+            {
+                LOG_ERROR_AND_THROW("Texture3D dimensions are out of bounds");
+            }
+            break;
+    }
+    // Create the texture
+    std::unique_ptr<TextureSubResData[]> initData(new TextureSubResData[mipCount * arraySize]);
+
+    size_t skipMip = 0;
+    size_t twidth = 0;
+    size_t theight = 0;
+    size_t tdepth = 0;
+    FillInitData(width, height, depth, mipCount, arraySize, format, maxsize, bitSize, bitData, twidth, theight, tdepth, skipMip, initData.get());
+
+    CreateTexture(pDevice, resDim, twidth, theight, tdepth, mipCount - skipMip, arraySize, format, usage, bindFlags, cpuAccessFlags, miscFlags, forceSRGB, isCubeMap, initData.get(), texture/*, textureView*/);
+
+#if 0
+    if (FAILED(hr) && !maxsize && (mipCount > 1))
+    {
+        // Retry with a maxsize determined by feature level
+        switch (d3dDevice->GetFeatureLevel())
+        {
+        case D3D_FEATURE_LEVEL_9_1:
+        case D3D_FEATURE_LEVEL_9_2:
+            if (isCubeMap)
+            {
+                maxsize = D3D_FL9_1_REQ_TEXTURECUBE_DIMENSION;
+            }
+            else
+            {
+                maxsize = (resDim == D3D11_RESOURCE_DIMENSION_TEXTURE3D)
+                    ? D3D_FL9_1_REQ_TEXTURE3D_U_V_OR_W_DIMENSION
+                    : D3D_FL9_1_REQ_TEXTURE2D_U_OR_V_DIMENSION;
+            }
+            break;
+
+        case D3D_FEATURE_LEVEL_9_3:
+            maxsize = (resDim == D3D11_RESOURCE_DIMENSION_TEXTURE3D)
+                ? D3D_FL9_1_REQ_TEXTURE3D_U_V_OR_W_DIMENSION
+                : D3D_FL9_3_REQ_TEXTURE2D_U_OR_V_DIMENSION;
+            break;
+
+        default: // D3D_FEATURE_LEVEL_10_0 & D3D_FEATURE_LEVEL_10_1
+            maxsize = (resDim == D3D11_RESOURCE_DIMENSION_TEXTURE3D)
+                ? D3D10_REQ_TEXTURE3D_U_V_OR_W_DIMENSION
+                : D3D10_REQ_TEXTURE2D_U_OR_V_DIMENSION;
+            break;
+        }
+
+        FillInitData(width, height, depth, mipCount, arraySize, format, maxsize, bitSize, bitData, twidth, theight, tdepth, skipMip, initData.get());
+
+        hr = CreateTexture(d3dDevice, resDim, twidth, theight, tdepth, mipCount - skipMip, arraySize, format, usage, bindFlags, cpuAccessFlags, miscFlags, forceSRGB, isCubeMap, initData.get(), texture, textureView);
+    }
+#endif
+}
+
+#if 0
+//--------------------------------------------------------------------------------------
+static D2D1_ALPHA_MODE GetAlphaMode(_In_ const DDS_HEADER* header)
+{
+    if (header->ddspf.flags & DDS_FOURCC)
+    {
+        if (MAKEFOURCC('D', 'X', '1', '0') == header->ddspf.fourCC)
+        {
+            auto d3d10ext = reinterpret_cast<const DDS_HEADER_DXT10*>((const char*)header + sizeof(DDS_HEADER));
+            switch (d3d10ext->miscFlags2 & DDS_MISC_FLAGS2_ALPHA_MODE_MASK)
+            {
+            case DDS_ALPHA_MODE_STRAIGHT:
+                return D2D1_ALPHA_MODE_STRAIGHT;
+
+            case DDS_ALPHA_MODE_PREMULTIPLIED:
+                return D2D1_ALPHA_MODE_PREMULTIPLIED;
+
+            case DDS_ALPHA_MODE_OPAQUE:
+            case DDS_ALPHA_MODE_CUSTOM:
+                // No D2D1_ALPHA_MODE equivalent, so return "Ignore" for now
+                return D2D1_ALPHA_MODE_IGNORE;
+            }
+        }
+        else if ((MAKEFOURCC('D', 'X', 'T', '2') == header->ddspf.fourCC)
+                  || (MAKEFOURCC('D', 'X', 'T', '4') == header->ddspf.fourCC))
+        {
+            return D2D1_ALPHA_MODE_PREMULTIPLIED;
+        }
+        // DXT1, DXT3, and DXT5 legacy files could be straight alpha or something else, so return "Unknown" to leave it up to the app
+    }
+
+    return D2D1_ALPHA_MODE_UNKNOWN;
+}
+
+#endif
+
+//--------------------------------------------------------------------------------------
+void CreateDDSTextureFromMemory(
+    IRenderDevice* pDevice,
+    const Uint8* ddsData,
+    size_t ddsDataSize,
+    ITexture** texture,
+    size_t maxsize/*,
+    D2D1_ALPHA_MODE* alphaMode*/
+    )
+{
+    return CreateDDSTextureFromMemoryEx(pDevice, ddsData, ddsDataSize, maxsize, USAGE_DEFAULT, BIND_SHADER_RESOURCE, 0, 0, false, texture/*, alphaMode*/);
+}
+
+
+//--------------------------------------------------------------------------------------
+void CreateDDSTextureFromMemoryEx(
+    IRenderDevice* pDevice,
+    const Uint8* ddsData,
+    size_t ddsDataSize,
+    size_t maxsize,
+    USAGE usage,
+    unsigned int bindFlags,
+    unsigned int cpuAccessFlags,
+    unsigned int miscFlags,
+    bool forceSRGB,
+    ITexture** texture/*,
+    D2D1_ALPHA_MODE* alphaMode*/
+    )
+{
+    if (texture)
+    {
+        VERIFY( *texture == nullptr, "Overwriting reference to an existing object is unsafe")
+        *texture = nullptr;
+    }
+    //if (textureView)
+    //{
+    //    *textureView = nullptr;
+    //}
+    //if (alphaMode)
+    //{
+    //    *alphaMode = D2D1_ALPHA_MODE_UNKNOWN;
+    //}
+
+    if (!pDevice || !ddsData || (!texture /*&& !textureView*/))
+    {
+        LOG_ERROR_AND_THROW("Invalid arguments");
+    }
+
+    // Validate DDS file in memory
+    if (ddsDataSize < (sizeof(Uint32) + sizeof(DDS_HEADER)))
+    {
+        LOG_ERROR_AND_THROW("Invalid dds file");
+    }
+
+    Uint32 dwMagicNumber = *(const Uint32*)(ddsData);
+    if (dwMagicNumber != DDS_MAGIC)
+    {
+        LOG_ERROR_AND_THROW("Invalid dds file");
+    }
+
+    auto header = reinterpret_cast<const DDS_HEADER*>(ddsData + sizeof(Uint32));
+
+    // Verify header to validate DDS file
+    if (header->size != sizeof(DDS_HEADER) ||
+        header->ddspf.size != sizeof(DDS_PIXELFORMAT))
+    {
+        LOG_ERROR_AND_THROW("Invalid dds file header");
+    }
+
+    // Check for DX10 extension
+    bool bDXT10Header = false;
+    if ((header->ddspf.flags & DDS_FOURCC) &&
+        (MAKEFOURCC('D', 'X', '1', '0') == header->ddspf.fourCC))
+    {
+        // Must be long enough for both headers and magic value
+        if (ddsDataSize < (sizeof(DDS_HEADER) + sizeof(Uint32) + sizeof(DDS_HEADER_DXT10)))
+        {
+            LOG_ERROR_AND_THROW("Invalid DX10 extension");
+        }
+
+        bDXT10Header = true;
+    }
+
+    ptrdiff_t offset = sizeof(Uint32) + sizeof(DDS_HEADER) + (bDXT10Header ? sizeof(DDS_HEADER_DXT10) : 0);
+
+    CreateTextureFromDDS(pDevice, header, ddsData + offset, ddsDataSize - offset, maxsize, usage, bindFlags, cpuAccessFlags, miscFlags, forceSRGB, texture/*, textureView*/);
+
+    //if (alphaMode)
+    //    *alphaMode = GetAlphaMode(header);
+}