HISTORY.md

DirectX Tool Kit for DirectX 11

http://go.microsoft.com/fwlink/?LinkId=248929

Release available for download on GitHub

Release History

December 15, 2022

• GamePad, Keyboard, and Mouse headers have USING_XINPUT, USING_GAMEINPUT, USING_WINDOWS_GAMING_INPUT defines
• Updates for GameInputCreate failure handling on PC
• DirectX Tool Kit for Audio updated for XAudio2Redist 1.2.10
• CMake project updated to require 3.20 or later
• CMake and MSBuild project updates
• Minor MinGW code changes
• Added Azure Dev Ops Pipeline YAML files
• Test suite updated with CTest support

October 17, 2022

• Additional methods for DirectX Tool Kit for Audio emitter and listener for cone and falloff curves
• Added use of C++11 inline namespaces to make it possible to link both DX11 and DX12 versions at once
• Minor fix for CompileShaders.cmd to address additional 'paths with spaces' issues
• Minor CMake update

July 29, 2022

• breaking change DDSTextureLoader Ex functions now use DDS_LOADER_FLAGS instead of bool forceSRGB parameter.
• MapGuard helper class updated with a new copy method
• Fixed Mouse race-condition with changing mode and resetting scroll wheel at the same time.
• CMake and MSBuild project updates
• Minor code review

June 15, 2022

• GamePad, Keyboard, and Mouse updated to use GameInput on PC for the Gaming.Desktop.x64 platform
• DirectX Tool Kit for Audio updated for XAudio2Redist 1.2.9
• CMake project updates

May 9, 2022

• C++20 spaceship operator updates for SimpleMath
• Minor updates for VS 2022 (17.2)
• CMake project updates (now supports MSVC, clang/LLVM, and MinGW)
• Added Microsoft GDK projects using the Gaming.Desktop.x64 platform
• Retired VS 2017 projects
• Minor code review
• Reformat source using updated .editorconfig settings

March 24, 2022

• Fixed bug in UWP implementation of Mouse that combined vertical/horizontal scroll-wheel input
• Code refactoring for input classes (GamePad, Keyboard, and Mouse)
• Update build switches for SDL recommendations
• CMake project updates and UWP platform CMakePresets
• Dropped support for legacy Xbox One XDK prior to April 2018

February 28, 2022

• SimpleMath Matrix updated with ToEuler and Vector3 version of CreateFromYawPitchRoll methods
• SimpleMath Quaternion updated with ToEuler, RotateTowards, FromToRotation, LookRotation, and Angle methods
• Keyboard updated with new IME On/Off v-keys
• Win32 Mouse now uses WM_ACTIVATE for more robust behavior
• DirectX Tool Kit for Audio updated for Advanced Format (4Kn) wavebank streaming
• Code and project review including fixing clang v13 warnings
• Added CMakePresets.json
• xwbtool: Added support for Advanced Format (4Kn) streaming wavebanks with -af

November 8, 2021

• VS 2022 support
• Minor code and project review
• makespritefont: Updated with 12.2 for FeatureLevel switch
• xwbtool: Fixed potential locale issue with -flist

October 18, 2021

• Fixed loading of skinned PBR models from SDKMESH v2
• DirectX Tool Kit for Audio updated for XAudio2Redist 1.2.8
• Minor code review updates

October 13, 2021

• Added skinning support for NormalMapEffect and PBREffect
• Common states updated with support for reverse z-buffer rendering with DepthReverseZ and DepthReadReverseZ methods.
• Effect factory updates
  • Updated to use SkinnedNormalMapEffect / SkinnedPBREffect as appropriate.
  • Automatically disables use of normal mapping on 9.x feature levels
  • PBR now supports 'untextured' models (always requires texture coordinates) with use of diffuse color for constant albedo, and specular power for an estimated constant roughness.
• Model loader updates
  • SDKMESH loader no longer requires precomputed vertex tangents for normal mapping as we don't use them.
  • Added ModelLoader_DisableSkinning flag when dealing with legacy SDKMESH files with too many skinning bone influences for MaxBone
• Minor update for the Mouse implementation for GameInput
• Project and code cleanup

September 30, 2021

• Added ModelBone support for transformation hierarchies
  • Rigid-body & skinned animation Draw support added to Model
• Added type aliases ModelMeshPart::InputLayoutCollection, GeometricPrimitive::VertexCollection and IndexCollection.
• EnvironmentMapEffect and NormalMapEffect will now use default diffuse/normal textures if none are set
• VS 2017 projects updated to require the Windows 10 SDK (19401)
• Code review updates

August 1, 2021

• DebugEffect, NormalMapEffect, and PBREffect updated with instancing support
• GeometricPrimitive updated with DrawInstanced method
• ToneMapPostProcess updated with SetColorRotation method
• Added VS 2022 Preview projects
• MakeSpriteFont updated to use .NET 4.7.2
• Minor code review

June 9, 2021

• DirectX Tool Kit for Audio updates:
  • Fixed mono source panning
  • Added EnableDefaultMultiChannel helper to AudioEmitter for multi-channel source setup
  • Added GetChannelCount accessor to SoundEffectInstance and SoundStreamInstance
  • Apply3D can now use X3DAUDIO_LISTENER and X3DAUDIO_EMITTER directly or the library helper structs.
• xwbtool: improved -flist switch to support wildcards and file exclusions
• CMake updated to support building with XAudio2Redist
• Minor code review

April 6, 2021

• DDSTextureLoader reader updated to accept nVidia Texture Tool v1 single-channel and dual-channel files marked as RGB instead of LUMINANCE
• Minor code and project cleanup
• xwbtool: Updated with descriptions for HRESULT failure codes

January 9, 2021

• Code review for improved conformance
• CMake updated to support package install

November 11, 2020

• Fixed /analyze warnings in GameInput usage
• Fixed DirectX Tool Kit for Audio use of XAudio 2.8 for Windows 8 w/ Windows 10 SDK
• Minor code and project cleanup
• DirectX Tool Kit for Audio updated for XAudio2Redist 1.2.4

September 30, 2020

• GamePad class updated with c_MostRecent constant for -1 player index special behavior
• Fixed bug in WICTextureLoader that resulted in WINCODEC_ERR_INSUFFICIENTBUFFER for some resize requests
• Fixed .wav file reading of MIDILoop chunk
• Minor code cleanup

August 15, 2020

• EnvironmentMapEffect now supports cubemaps, spherical, and dual-parabola environment maps
• Code review and project updates
• DirectX Tool Kit for Audio updated for XAudio2Redist 1.2.3

July 2, 2020

• Improved SpriteFont drawing performance in Debug builds
• Regenerated shaders using Windows 10 May 2020 Update SDK (19041)
• Code cleanup for some new VC++ 16.7 warnings and static code analysis
• CMake updates
• DirectX Tool Kit for Audio updated for XAudio2Redist 1.2.2

June 1, 2020

• Added BufferHelpers header with functions CreateStaticBuffer / CreateTextureFromMemory, and the ConstantBuffer helper class
• Added IsPowerOf2 and CreateInputLayoutFromEffect helpers to DirectXHelpers
• Converted to typed enum bitmask flags (see release notes for details on this potential breaking change)
  • AUDIO_ENGINE_FLAGS, ModelLoaderFlags, SOUND_EFFECT_INSTANCE_FLAGS, and WIC_LOADER_FLAGS
• WICTextureLoader for PNG codec now checks gAMA chunk to determine colorspace if the sRGB chunk is not found for legacy sRGB detection.
• WIC_LOADER_SRGB_DEFAULT flag added when loading image via WIC without explicit colorspace metadata
• Retired XAudio 2.7 for DirectX Tool Kit for Audio. Use XAudio 2.9, XAudio 2.8, or XAudio2Redist instead.
• CMake project updates

May 10, 2020

• WICTextureLoader updated with new loader flags: FORCE_RGBA32, FIT_POW2, and MAKE_SQUARE
• SimpleMath no longer forces use of d3d11.h or d3d12.h (can be used with d3d9.h for example)
• DirectX Tool Kit for Audio updated with SoundStreamInstance class for async I/O playback from XACT-style streaming wavebanks
• Code cleanup
• xwbtool: Updated with -l switch for case-sensitive file systems

April 3, 2020

• SpriteFont MeasureString / MeasureDrawBounds fixes for !ignoreWhitespace
• Code review (constexpr / noexcept usage)
• CMake updated for PCH usage with 3.16 or later

February 24, 2020

• breaking change Model::CreateFromxxx changed to use ModelLoaderFlags instead of default bool parameters
• DirectX Tool Kit for Audio updated to support XAudio2Redist NuGet
• Added ignoreWhitespace defaulted parameter to SpriteFont Measure methods
• Fixed encoding issue with Utilities.fxh
• Code and project cleanup
• Retired VS 2015 projects
• xwbtool: Changed -n switch to a more safe -y switch

December 17, 2019

• Added ARM64 platform to VS 2019 Win32 desktop Win10 project
• Added Vector operator/ by float scalar to SimpleMath
• Updated CMake project
• Code cleaup

October 17, 2019

• Added optional forceSRGB parameter to SaveWICTextureToFile
• GamePad updated to report VID/PID (when supported)
• Minor code cleanup

August 21, 2019

• Added xwbtool to CMake project
• Minor code cleanup

June 30, 2019

• Additional validation for Ex texture loaders
• Clang/LLVM warning cleanup
• Renamed DirectXTK_Windows10.vcxproj to _Windows10_2017.vcxproj
• Added VS 2019 UWP project

May 30, 2019

• PBREffect updated with additional set methods
• Added CMake project files
• Code cleanup

April 26, 2019

• Added VS 2019 desktop projects
• Fixed guards w.r.t. to windows.h usage in Keyboard/Mouse headers
• Added C++/WinRT SetWindow helper to Keyboard/Mouse
• Code cleanup for texture loaders
• Officially dropped Windows Vista support

February 7, 2019

• Model now supports loading SDKMESH v2 models
• PBREffectFactory added to support PBR materials
• PBREffect and NormalMapEffect shaders updated to support BC5_UNORM compressed normal maps
• SpriteFont: DrawString overloads for UTF-8 chars in addition to UTF-16LE wide chars

November 16, 2018

• VS 2017 updated for Windows 10 October 2018 Update SDK (17763)
• ARM64 platform configurations added to UWP projects
• Minor code review

October 31, 2018

• Model loader for SDKMESH now attempts to use legacy DE3CN compressed normals
  • This is an approximation only and emits a warning in debug builds

October 25, 2018

• Use UTF-8 instead of ANSI for narrow strings
• Minor code review

August 17, 2018

• Improved validation for 16k textures and other large resources
• Improved debug output for failed texture loads and screengrabs
• Updated for VS 2017 15.8
• Code cleanup

July 3, 2018

• ModelMeshPart DrawInstanced method added
• Code and project cleanup

May 31, 2018

• VS 2017 updated for Windows 10 April 2018 Update SDK (17134)
• Regenerated shaders using Windows 10 April 2018 Update SDK (17134)

May 14, 2018

• Updated for VS 2017 15.7 update warnings
• Code and project cleanup
• Retired VS 2013 projects

April 23, 2018

• AlignUp, AlignDown template functions in DirectXHelpers.h
• Mouse support for cursor visibility
• SimpleMath and VertexTypes updated with default copy and move ctors
• SimpleMath updates to use constexpr
• EffectFactory updated with GetDevice method
• PostProcess updated with 'big triangle' optimization
• Fix for CMO handling of skinning vertex data
• Code and project file cleanup
• xwbtool: Fixed Windows 7 compatibility issue

February 7, 2018

• Mouse fix for cursor behavior when using Remote Desktop for Win32
• Updated for a few more VS 2017 warnings
• Code cleanup

December 13, 2017

• PBREffect and DebugEffect added
• NormalMapEffect no longer requires or uses explicit vertex tangents
• breaking change NormalMapEffect::SetBiasedVertexNormalsAndTangents renamed to SetBiasedVertexNormals
• PBREffect, DebugEffect, & NormalMapEffect all require Direct3D hardware feature level 10.0 or better
• VertexType typedef added to GeometricPrimitive as alias for VertexPositionNormalTexture
• Updated for VS 2017 15.5 update warnings
• Code cleanup

November 1, 2017

• VS 2017 updated for Windows 10 Fall Creators Update SDK (16299)
• Regenerated shaders using Windows 10 Fall Creators Update SDK (16299)

September 22, 2017

• Updated for VS 2017 15.3 update /permissive- changes
• ScreenGrab updated to use non-sRGB metadata for PNG
• Mouse use of WM_INPUT updated for Remote Desktop scenarios
• Fix for CMO load issue when no materials are defined
• xwbtool: added -flist option

July 28, 2017

• Fix for WIC writer when codec target format requires a palette
• Code cleanup

June 21, 2017

• Post-processing support with the BasicPostProcess, DualPostProcess, and ToneMapPostProcess classes
• SDKMESH loader fix when loading legacy files with all zero materials
• DirectXTK for Audio: Minor fixes for environmental audio
• Minor code cleanup

April 24, 2017

• VS 2017 project updates
• Regenerated shaders using Windows 10 Creators Update SDK (15063)
• Fixed NormalMapEffect shader selection for specular texture usage
• Fixed AudioEngine enumeration when using Single Threaded Apartment (STA)
• Fixed bug with GamePad (Windows.Gaming.Input) when no user bound

April 7, 2017

• VS 2017 updated for Windows Creators Update SDK (15063)
• XboxDDSTextureLoader updates

February 10, 2017

• GamePad now supports special value of -1 for 'most recently connected controller'
• WIC format 40bppCMYKAlpha should be converted to RGBA8 rather than RGBA16
• DDS support for L8A8 with bitcount 8 rather than 16
• Minor code cleanup

December 5, 2016

• Mouse and Keyboard classes updated with IsConnected method
• Windows10 project /ZW switch removed to support use in C++/WinRT projection apps
• VS 2017 RC projects added
• Minor code cleanup

October 6, 2016

• SDKMESH loader and BasicEffects support for compressed vertex normals with biasing
• WICTextureLoader Ex bool forceSRGB parameter is now a WIC_LOADER_FLAGS flag
• Minor code cleanup

September 15, 2016

• Minor code cleanup
• xwbtool: added wildcard support for input filename and optional -r switch for recursive search

September 1, 2016

• Added forceSRGB optional parameter to SpriteFont ctor
• EffectFactory method EnableForceSRGB added
• DGSLEffect now defaults to diffuse/alpha of 1
• Removed problematic ABI::Windows::Foundation::Rect interop for SimpleMath
• Minor code cleanup

August 4, 2016

• Regenerated shaders using Windows 10 Anniversary Update SDK (14393)

August 2, 2016

• Updated for VS 2015 Update 3 and Windows 10 SDK (14393)

August 1, 2016

• GamePad capabilities information updated for Universal Windows and Xbox One platforms
• Specular falloff lighting computation fix in shaders

July 18, 2016

• NormalMapEffect for normal-map with optional specular map rendering
• EnvironmentMapEffect now supports per-pixel lighting
• Effects updated with SetMatrices and SetColorAndAlpha methods
• SimpleMath: improved interop with DirectXMath constants
• Minor code cleanup

June 30, 2016

• MeasureDrawString added to SpriteFont; bad fix to MeasureString reverted
• GamePad tracker updated to track emulated buttons (i.e. leftStickUp)
• EffectFactory SetDirectory now checks current working directory (CWD) as well
• breaking change must include <d3d11.h> before including <SimpleMath.h>
• Code refactor for sharing some files with DirectX 12 version
• Minor code cleanup

May 31, 2016

• Added VertexPosition and VertexPositionDualTexture to VertexTypes
• Xbox One platform fix for PrimitiveBatch
• CompileShader script updated to build external pdbs
• Code cleanup

April 26, 2016

• Added Rectangle class to SimpleMath
• Fix for SDKMESH loader when loading models with 'extra' texture coordinate sets
• Made SimpleMath's Viewport ComputeTitleSafeArea less conservative
• Added view/menu aliases to GamePad::ButtonStateTracker for Xbox One Controller naming
• Retired Windows phone 8.0 projects and obsolete adapter code
• Minor code and project file cleanup

February 23, 2016

• Fixed width computation bug in SpriteFont::MeasureString
• Fix to clean up partial or zero-length image files on failed write
• Fix to WaveBankReader for UWP platform
• Retired VS 2012 projects
• Xbox One platform updates
• Minor code and project file cleanup

January 5, 2016

• Xbox One platform updates
• breaking change Need to add use of GraphicsMemory class to Xbox One titles
• Minor code cleanup

November 30, 2015

• SimpleMath improvements including Viewport class
• Fixed bug with Keyboard for OpenBracket and later VK codes
• Fixed bug with Mouse that reset the scrollwheel on app activate
• MakeSpriteFont updated with /FastPack and /FeatureLevel switches
• Updated for VS 2015 Update 1 and Windows 10 SDK (10586)

October 30, 2015

• DirectXTK for Audio 3D updates
• breaking change emitters/listeners now use RH coordinates by default
• GeometricPrimitive support for custom geometry
• SimpleMath Matrix class improvements
• DDS support for legacy bumpmap formats (V8U8, Q8W8V8U8, V16U16)
• Mouse fix for WinRT implementation with multiple buttons pressed
• Wireframe CommonStates no longer does backface culling
• Xbox One platform updates
• Minor code cleanup

August 18, 2015

• Xbox One platform updates

July 29, 2015

• Added CreateBox method to GeometricPrimitive
• Added invertn optional parameter to CreateSphere
• Updates for Keyboard, Mouse class
• Fixed bug when loading older SDKMESH models
• Updated for VS 2015 and Windows 10 SDK RTM
• Retired VS 2010 and Windows Store 8.0 projects

July 1, 2015

• Added Keyboard, Mouse class
• Support for loading pre-lit models with SDKMESH
• GamePad implemented using Windows.Gaming.Input for Windows 10
• DirectXTK for Audio updates for xWMA support with XAudio 2.9
• Added FindGlyph and GetSpriteSheet methods to SpriteFont

March 27, 2015

• Added projects for Windows apps Technical Preview
• GamePad temporarily uses 'null' device for universal Windows application platform

February 25, 2015

• DirectXTK for Audio updates
  • breaking change pitch now defined as -1 to 1 with 0 as the default
  • One-shot Play method with volume, pitch, and pan
  • GetMasterVolume / SetMasterVolume method for AudioEngine
  • Fix for compact wavebank validation
  • Improved voice cleanup and shutdown
• Minor code cleanup and C++11 =default/=delete usage

January 26, 2015

• GamePad class: emulate XInputEnable behavior for XInput 9.1.0
• DirectXTK for Audio fix for Stop followed by Play doing a proper restart
• DirectXTK for Audio fix when using XAudio 2.7 on a system with no audio device
• Updates for Xbox One platform support
• Minor code cleanup and C99 printf string conformance

November 24, 2014

• SimpleMath fix for Matrix operator !=
• DirectXTK for Audio workaround for XAudio 2.7 on Windows 7 problem
• Updates for Windows phone 8.1 platform support
• Updates for Visual Studio 2015 Technical Preview
• Minor code cleanup

October 28, 2014

• Model support for loading from VBO files
• Model render now sets samplers on slots 0,1 by default for dual-texture effects
• Updates for Xbox One platform support
• Minor code cleanup

September 5, 2014

• GamePad class: gamepad controller helper using XInput on Windows, IGamepad for Xbox One
• SimpleMath updates; Matrix billboard methods; breaking change: Matrix::Identity() -> Matrix::Identity
• SpriteBatch new optional SetViewport method
• SpriteFont fix for white-space character rendering optimization
• DDSTextureLoader fix for auto-gen mipmaps for volume textures
• Explicit calling-convention annotation for public headers
• Updates for Xbox One platform support
• Minor code and project cleanup

July 15, 2014

• DirectXTK for Audio and XWBTool fixes
• Updates to Xbox One platform support

April 3, 2014

• Windows phone 8.1 platform support

February 24, 2014

• DirectXHelper: new utility header with MapGuard and public version of SetDebugObjectName template
• DDSTextureLoader: Optional support for auto-gen mipmaps
• DDSTextureLoader/ScreenGrab: support for Direct3D 11 video formats including legacy "YUY2" DDS files
• GeometricPrimtive: Handedness fix for tetrahedron, octahedron, dodecahedron, and icosahedron
• SpriteBatch::SetRotation(DXGI_MODE_ROTATION_UNSPECIFIED) to disable viewport matrix
• XboxDDSTextureLoader: optional forceSRGB parameter

January 24, 2014

• DirectXTK for Audio updated with voice management and optional mastering volume limiter
• Added orientation rotation support to SpriteBatch
• Fixed a resource leak with GetDefaultTexture used by some Effects
• Code cleanup (removed DXGI_1_2_FORMATS control define; d2d1.h workaround not needed; ScopedObject typedef removed)

December 24, 2013

• Added DirectX Tool Kit for Audio using XAudio2
• Xbox One platform support
• MakeSpriteFont tool updated with more progress feedback when capturing large fonts
• Minor updates for SDKMESH Model loader
• Fixed bug in CMO Model loader when handling multiple textures
• Improved debugging output

October 28, 2013

• Updated for Visual Studio 2013 and Windows 8.1 SDK RTM
• Added DGSLEffect, DGSLEffectFactory, VertexPositionNormalTangentColorTexture, and VertexPositionNormalTangentColorTextureSkinning
• Model loading and effect factories support loading skinned models
• MakeSpriteFont now has a smooth vs. sharp antialiasing option: /sharp
• Model loading from CMOs now handles UV transforms for texture coordinates
• A number of small fixes for EffectFactory
• Minor code and project cleanup
• Added NO_D3D11_DEBUG_NAME compilation define to control population of Direct3D debug layer names for debug builds

July 1, 2013

• VS 2013 Preview projects added and updates for DirectXMath 3.05 __vectorcall
• Added use of sRGB WIC metadata for JPEG, PNG, and TIFF
• SaveToWIC functions updated with new optional setCustomProps parameter and error check with optional targetFormat

May 30, 2013

• Added more GeometricPrimitives: Cone, Tetrahedron, Octahedron, Dodecahedron, Icosahedron
• Updated to support loading new metadata from DDS files (if present)
• Fixed bug with loading of WIC 32bpp RGBE format images
• Fixed bug when skipping mipmaps in a 1D or 2D array texture DDS file

February 22, 2013

• Added SimpleMath header
• Fixed bug that prevented properly overriding EffectFactory::CreateTexture
• Fixed forceSRGB logic in DDSTextureLoader and WICTextureLoader
• Break circular reference chains when using SpriteBatch with a setCustomShaders lambda
• Updated projects with /fp:fast for all configs, /arch:SSE2 for Win32 configs
• Sensibly named .pdb output files
• Added WIC_USE_FACTORY_PROXY build option (uses WindowsCodecs.dll entrypoint rather than CoCreateInstance)

January 25, 2013

• GeometricPrimitive support for left-handed coordinates and drawing with custom effects
• Model, ModelMesh, and ModelMeshPart added with loading of rigid non-animating models from .CMO and .SDKMESH files
• EffectFactory helper class added

December 11, 2012

• Ex versions of DDSTextureLoader and WICTextureLoader
• Removed use of ATL's CComPtr in favor of WRL's ComPtr for all platforms to support VS Express editions
• Updated VS 2010 project for official 'property sheet' integration for Windows 8.0 SDK
• Minor fix to CommonStates for Feature Level 9.1
• Tweaked AlphaTestEffect.cpp to work around ARM NEON compiler codegen bug
• Added dxguid.lib as a default library for Debug builds to resolve GUID link issues

November 15, 2012

• Added support for WIC2 when available on Windows 8 and Windows 7 with KB 2670838
• Cleaned up warning level 4 warnings

October 30, 2012

• Added project files for Windows phone 8

October 12, 2012

• Added PrimitiveBatch for drawing user primitives
• Debug object names for all D3D resources (for PIX and debug layer leak reporting)

October 2, 2012

• Added ScreenGrab module
• Added CreateGeoSphere for drawing a geodesic sphere
• Put DDSTextureLoader and WICTextureLoader into the DirectX C++ namespace

September 7, 2012

• Renamed project files for better naming consistency
• Updated WICTextureLoader for Windows 8 96bpp floating-point formats
• Win32 desktop projects updated to use Windows Vista (0x0600) rather than Windows 7 (0x0601) APIs
• Tweaked SpriteBatch.cpp to workaround ARM NEON compiler codegen bug

May 31, 2012

• Updated Windows Store project for Visual Studio 2012 Release Candidate changes
• Cleaned up x64 Debug configuration warnings and switched to use _DEBUG instead of DEBUG
• Minor fix for DDSTextureLoader's retry fallback that can happen with 10level9 feature levels

May 2, 2012

• Added SpriteFont implementation and the MakeSpriteFont utility

March 29, 2012

• WICTextureLoader updated with Windows 8 WIC native pixel formats

March 6, 2012

• Fix for too much temp memory used by WICTextureLoader
• Add separate Visual Studio 11 projects for Desktop vs. Windows Store builds

March 5, 2012

• Bug fix for SpriteBatch with batches > 2048

February 24, 2012

• Original release