GIS for Cave Surveyors Part 1 - 2d Attributes

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Written by Dave Clucas

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The 2d attributes have the following meaning

lines2d

scrap_ID - ID of the scrap containing the line

type - centreline, wall, pit etc.

subtype - bedrock, blocks, pebbles etc.

points2d

• scrap_id - id of scrap containing the point
• type - station, entrance, sand,stalagmite etc.
• typefc - NULL, 7, X not worked out what these are yet
• typefcr - Angle of symbol orientation (rotation)
  
• subtype - all seem to be NULL not worked out what these are yet
• stname - station name
• stsurvey - survey name

outline2d

• ID
• name - scrap name
• title - scrap title
• map_ID - id of map containing the scrap
• map_level - presumably level of map relative to other maps
• map_title - self explanatory
• survey - all seem to be NULL maybe because I'm not using a survey container
• z - this seems to be an altitude probably for colouring scraps by altitude