// sensorsdriversutils.h

NTSTATUS GetRotationMatrixFromAcpi(
  WDFDEVICE Device,
  PSZ       MethodName,
  UCHAR     MethodNameLength,
  PVEC3D    RotationMatrix,
  ULONG     RotationMatrixEntries
);
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Windows Driver Kit DDI reference (nf-sensorsdriversutils-getrotationmatrixfromacpi)

GetRotationMatrixFromAcpi function

Description

The GetRotationMatrixFromAcpi function reads the rotation matrix from the ACPI entries.

Parameters

`Device`

Supplies the WDF device object.

`MethodName`

Supplies the method name to read.

`MethodNameLength`

Supplies the method name length in bytes.

`RotationMatrix`

Supplies the VEC3D buffer in which the rotation matrix is read.

`RotationMatrixEntries`

Supplies the number of elements that RotationMatrix can hold.

Return value

This function returns NTSTATUS.

Remarks

The caller is responsible for saving/restoring the floating point context prior to calling this function.

GetRotationMatrixFromAcpi - NtDoc