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en:help:v2:maps:file-based-calibrate [2019/10/17 14:56]
alpinequest
en:help:v2:maps:file-based-calibrate [2019/10/18 16:28] (current)
alpinequest
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 For each calibration point: For each calibration point:
   * Tap the button of this calibration point {{:​icon_06.png?​nolink}} to select the arrows icon. In this state, you'll be able to move the calibration within the image to calibrate;   * Tap the button of this calibration point {{:​icon_06.png?​nolink}} to select the arrows icon. In this state, you'll be able to move the calibration within the image to calibrate;
-  * Tap and old the arrows icon on the map {{:​icon_07.png?​nolink}},​ and move the calibration point over a map feature that is clearly visible on both the base map and the image to calibrate. Here for example, we choose a railroad crossing;+  * Tap and hold the arrows icon on the map {{:​icon_07.png?​nolink}},​ and move the calibration point over a map feature that is clearly visible on both the base map and the image to calibrate. Here for example, we choose a railroad crossing;
   * Tap the button of this calibration point {{:​icon_06.png?​nolink}} again to select the padlock icon. In this state, you'll be able to move the image over the base map;   * Tap the button of this calibration point {{:​icon_06.png?​nolink}} again to select the padlock icon. In this state, you'll be able to move the image over the base map;
   * Reduce the opacity of the image to calibrate using the opacity slider {{:​icon_08.png?​nolink}} to make the base map visible, and move the calibration point to the correct location {{:​icon_08.png?​nolink}} on this one. Only pay attention to the point to calibrate and ignore other features around: they will only match when the four calibration points are correctly placed.   * Reduce the opacity of the image to calibrate using the opacity slider {{:​icon_08.png?​nolink}} to make the base map visible, and move the calibration point to the correct location {{:​icon_08.png?​nolink}} on this one. Only pay attention to the point to calibrate and ignore other features around: they will only match when the four calibration points are correctly placed.

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