W3C home > Mailing lists > Public > public-device-apis-log@w3.org > April 2017

Re: [magnetometer] Add RawMagnetometer, for uncalibrated readings.

From: Tobie Langel via GitHub <sysbot+gh@w3.org>
Date: Mon, 03 Apr 2017 13:42:04 +0000
To: public-device-apis-log@w3.org
Message-ID: <issue_comment.created-291146184-1491226923-sysbot+gh@w3.org>
> To get from uncalibrated to calibrated values, the implementation must apply a transformation matrix to uncalibrated values at point (x, y, z). This process happens in hardware usually.

Is this for soft iron calibration? Hard iron calibration? Same reference plane? 

What transformation matrix?

We need to document this stuff, or we're going to get huge interop issues.

GitHub Notification of comment by tobie
Please view or discuss this issue at https://github.com/w3c/magnetometer/pull/21#issuecomment-291146184 using your GitHub account
Received on Monday, 3 April 2017 13:42:12 UTC

This archive was generated by hypermail 2.4.0 : Monday, 4 July 2022 12:47:53 UTC