diff options
Diffstat (limited to 'mp/src/public/steam/steamvr.h')
| -rw-r--r-- | mp/src/public/steam/steamvr.h | 261 |
1 files changed, 0 insertions, 261 deletions
diff --git a/mp/src/public/steam/steamvr.h b/mp/src/public/steam/steamvr.h deleted file mode 100644 index be62fc86..00000000 --- a/mp/src/public/steam/steamvr.h +++ /dev/null @@ -1,261 +0,0 @@ -#pragma once - -#include <stdint.h> - -namespace vr -{ - -#if defined(__linux__) || defined(__APPLE__) - // The 32-bit version of gcc has the alignment requirement for uint64 and double set to - // 4 meaning that even with #pragma pack(8) these types will only be four-byte aligned. - // The 64-bit version of gcc has the alignment requirement for these types set to - // 8 meaning that unless we use #pragma pack(4) our structures will get bigger. - // The 64-bit structure packing has to match the 32-bit structure packing for each platform. -#pragma pack( push, 4 ) -#else -#pragma pack( push, 8 ) -#endif - - -// right-handed system -// +y is up -// +x is to the right -// -z is going away from you -// Distance unit is meters -struct HmdMatrix34_t -{ - float m[3][4]; -}; - -struct HmdMatrix44_t -{ - float m[4][4]; -}; - - -/** Used to return the post-distortion UVs for each color channel. -* UVs range from 0 to 1 with 0,0 in the upper left corner of the -* source render target. The 0,0 to 1,1 range covers a single eye. */ -struct DistortionCoordinates_t -{ - float rfRed[2]; - float rfGreen[2]; - float rfBlue[2]; -}; - - -enum Hmd_Eye -{ - Eye_Left = 0, - Eye_Right = 1 -}; - -enum GraphicsAPIConvention -{ - API_DirectX = 0, // Normalized Z goes from 0 at the viewer to 1 at the far clip plane - API_OpenGL = 1, // Normalized Z goes from 1 at the viewer to -1 at the far clip plane -}; - -enum HmdTrackingResult -{ - TrackingResult_Uninitialized = 1, - - TrackingResult_Calibrating_InProgress = 100, - TrackingResult_Calibrating_OutOfRange = 101, - - TrackingResult_Running_OK = 200, - TrackingResult_Running_OutOfRange = 201, -}; - -class IHmd -{ -public: - - - // ------------------------------------ - // Display Methods - // ------------------------------------ - - /** Size and position that the window needs to be on the VR display. */ - virtual void GetWindowBounds( int32_t *pnX, int32_t *pnY, uint32_t *pnWidth, uint32_t *pnHeight ) = 0; - - /** Suggested size for the intermediate render target that the distortion pulls from. */ - virtual void GetRecommendedRenderTargetSize( uint32_t *pnWidth, uint32_t *pnHeight ) = 0; - - /** Gets the viewport in the frame buffer to draw the output of the distortion into */ - virtual void GetEyeOutputViewport( Hmd_Eye eEye, uint32_t *pnX, uint32_t *pnY, uint32_t *pnWidth, uint32_t *pnHeight ) = 0; - - /** The projection matrix for the specified eye */ - virtual HmdMatrix44_t GetProjectionMatrix( Hmd_Eye eEye, float fNearZ, float fFarZ, GraphicsAPIConvention eProjType ) = 0; - - /** The components necessary to build your own projection matrix in case your - * application is doing something fancy like infinite Z */ - virtual void GetProjectionRaw( Hmd_Eye eEye, float *pfLeft, float *pfRight, float *pfTop, float *pfBottom ) = 0; - - /** Returns the result of the distortion function for the specified eye and input UVs. UVs go from 0,0 in - * the upper left of that eye's viewport and 1,1 in the lower right of that eye's viewport. */ - virtual DistortionCoordinates_t ComputeDistortion( Hmd_Eye eEye, float fU, float fV ) = 0; - - /** Returns the transform from eye space to the head space. Eye space is the per-eye flavor of head - * space that provides stereo disparity. Instead of Model * View * Projection the sequence is Model * View * Eye^-1 * Projection. - * Normally View and Eye^-1 will be multiplied together and treated as View in your application. - */ - virtual HmdMatrix34_t GetHeadFromEyePose( Hmd_Eye eEye ) = 0; - - /** For use in simple VR apps, this method returns the concatenation of the - * tracking pose and the eye matrix to get a full view matrix for each eye. - * This is ( GetEyeMatrix() ) * (GetWorldFromHeadPose() ^ -1 ) */ - virtual bool GetViewMatrix( float fSecondsFromNow, HmdMatrix44_t *pMatLeftView, HmdMatrix44_t *pMatRightView, HmdTrackingResult *peResult ) = 0; - - /** [D3D9 Only] - * Returns the adapter index that the user should pass into CreateDevice to set up D3D9 in such - * a way that it can go full screen exclusive on the HMD. Returns -1 if there was an error. - */ - virtual int32_t GetD3D9AdapterIndex() = 0; - - /** [D3D10/11 Only] - * Returns the adapter index and output index that the user should pass into EnumAdapters adn EnumOutputs - * to create the device and swap chain in DX10 and DX11. If an error occurs both indices will be set to -1. - */ - virtual void GetDXGIOutputInfo( int32_t *pnAdapterIndex, int32_t *pnAdapterOutputIndex ) = 0; - - /** [Windows Only] - * Notifies the system that the VR output will appear in a particular window. - */ - virtual void AttachToWindow( void *hWnd ) = 0; - - // ------------------------------------ - // Tracking Methods - // ------------------------------------ - - /** The pose that the tracker thinks that the HMD will be in at the specified - * number of seconds into the future. Pass 0 to get the current state. - * - * This is roughly analogous to the inverse of the view matrix in most applications, though - * many games will need to do some additional rotation or translation on top of the rotation - * and translation provided by the head pose. - * - * If this function returns true the pose has been populated with a pose that can be used by the application. - * Check peResult for details about the pose, including messages that should be displayed to the user. - */ - virtual bool GetTrackerFromHeadPose( float fPredictedSecondsFromNow, HmdMatrix34_t *pmPose, HmdTrackingResult *peResult ) = 0; - - /** Passes back the pose matrix from the last successful call to GetWorldFromHeadPose(). Returns true if that matrix is - * valid (because there has been a previous successful pose.) */ - virtual bool GetLastTrackerFromHeadPose( HmdMatrix34_t *pmPose ) = 0; - - /** Returns true if the tracker for this HMD will drift the Yaw component of its pose over time regardless of - * actual head motion. This is true for gyro-based trackers with no ground truth. */ - virtual bool WillDriftInYaw() = 0; - - /** Sets the zero pose for the tracker coordinate system. After this call all WorldFromHead poses will be relative - * to the pose whenever this was called. The new zero coordinate system will not change the fact that the Y axis is - * up in the real world, so the next pose returned from GetWorldFromHeadPose after a call to ZeroTracker may not be - * exactly an identity matrix. */ - virtual void ZeroTracker() = 0; - - /** Returns the zero pose for the tracker coordinate system. If the tracker has never had a valid pose, this - * will be an identity matrix. */ - virtual HmdMatrix34_t GetTrackerZeroPose() = 0; - - // ------------------------------------ - // Administrative methods - // ------------------------------------ - - /** The ID of the driver this HMD uses as a UTF-8 string. Returns the length of the ID in bytes. If - * the buffer is not large enough to fit the ID an empty string will be returned. In general, 128 bytes - * will be enough to fit any ID. */ - virtual uint32_t GetDriverId( char *pchBuffer, uint32_t unBufferLen ) = 0; - - /** The ID of this display within its driver this HMD uses as a UTF-8 string. Returns the length of the ID in bytes. If - * the buffer is not large enough to fit the ID an empty string will be returned. In general, 128 bytes - * will be enough to fit any ID. */ - virtual uint32_t GetDisplayId( char *pchBuffer, uint32_t unBufferLen ) = 0; -}; - -static const char * const IHmd_Version = "IHmd_005"; - -/** error codes returned by Vr_Init */ -enum HmdError -{ - HmdError_None = 0, - - HmdError_Init_InstallationNotFound = 100, - HmdError_Init_InstallationCorrupt = 101, - HmdError_Init_VRClientDLLNotFound = 102, - HmdError_Init_FileNotFound = 103, - HmdError_Init_FactoryNotFound = 104, - HmdError_Init_InterfaceNotFound = 105, - HmdError_Init_InvalidInterface = 106, - HmdError_Init_UserConfigDirectoryInvalid = 107, - HmdError_Init_HmdNotFound = 108, - HmdError_Init_NotInitialized = 109, - - HmdError_Driver_Failed = 200, - HmdError_Driver_Unknown = 201, - HmdError_Driver_HmdUnknown = 202, - HmdError_Driver_NotLoaded = 203, - - HmdError_IPC_ServerInitFailed = 300, - HmdError_IPC_ConnectFailed = 301, - HmdError_IPC_SharedStateInitFailed = 302, - - HmdError_VendorSpecific_UnableToConnectToOculusRuntime = 1000, - -}; - - -// figure out how to import from the VR API dll -#if defined(_WIN32) - -#ifdef VR_API_EXPORT -#define VR_INTERFACE extern "C" __declspec( dllexport ) -#else -#define VR_INTERFACE extern "C" __declspec( dllimport ) -#endif - -#elif defined(GNUC) || defined(COMPILER_GCC) - -#ifdef VR_API_EXPORT -#define VR_INTERFACE extern "C" __attribute__((visibility("default"))) -#else -#define VR_INTERFACE extern "C" -#endif - -#else -#error "Unsupported Platform." -#endif - - - - -/** Finds the active installation of the VR API and initializes it. The priority for figuring -* out where to load vrclient from are: -* 1. The convar "VR_OVERRIDE", which should contain an absolute path to the root of -* an vr API directory. -* 2. The pchVROverride argument. This should be an absolute path or a path relative to -* the current executable. -* 3. The path "./vr" relative to the current executable's path. -* -* Each of these paths are to the "root" of the VR API install. That's the directory with -* the "drivers" directory and a platform (i.e. "win32") directory in it, not the directory with the DLL itself. -*/ -VR_INTERFACE IHmd *VR_Init( HmdError *peError ); - -/** unloads vrclient.dll. Any interface pointers from the interface are -* invalid after this point */ -VR_INTERFACE void VR_Shutdown( ); - -/** Returns true if there is an HMD attached. This check is as lightweight as possible and -* can be called outside of VR_Init/VR_Shutdown. It should be used when an application wants -* to know if initializing VR is a possibility but isn't ready to take that step yet. -*/ -VR_INTERFACE bool VR_IsHmdPresent(); - -/** Returns the string version of an HMD error. This function may be called outside of VR_Init()/VR_Shutdown(). */ -VR_INTERFACE const char *VR_GetStringForHmdError( HmdError error ); - -#pragma pack( pop ) - - -}
\ No newline at end of file |