eclipse rcp
DESCRIPTION
eclipse rcpTRANSCRIPT
7/17/2019 Eclipse Rcp
http://slidepdf.com/reader/full/eclipse-rcp-568eee1804b60 1/2
UU ss ii nn gg AArr cc GG II SS DD ee ss kk tt oo pp
111144
When you de•ne a feature dataset, you specify its spatial reference. This includes its coordinate system and the
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them. When de•ning the coordinate system, you can choose a prede•ned coordinate system, import it from an existing
feature dataset, or de•ne a custom coordinate system.
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When you •rst create a feature dataset, it’s empty. There are several ways to add feature classes to the feature dataset.
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7/17/2019 Eclipse Rcp
http://slidepdf.com/reader/full/eclipse-rcp-568eee1804b60 2/2
22 •• GG ee oo gg rr aa pp hh ii cc DD aa tt aa MM aa nn aa gg ee mm ee nn tt
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You can also de•ne a new, empty feature class within the feature dataset. The process for de•ning the feature class is
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Besides referencing the same location on the Earth’s surface, datasets for the same place often have spatial relationships
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2 meters, your cluster tolerance should be no more than 0.2 meters.
YYoouu’’llll wwaanntt
tthhee lleessss rreelliiaabbllee ff eeaattuurreess ttoo ssnnaapp ttoo tthhee mmoorree rreelliiaabbllee oonneess.. RRaannkkss
aarree uusseedd ttoo iimmp
plleemmeenntt tthhiiss.. VVeerrttiicceess ooff
lloowweerr--rraannkkiinngg ff eeaattuurreess wwiitthhiinn tthhee cclluusstteerr ttoolleerraannccee wwiillll bbee ssnnaappppeedd ttoo nneeaarrbby y vveerrttiicceess ooff hhiigghheerr--rraannkkiinngg ff eeaattuurreess..
TT oo cc rr ee aa tt ee aa ff ee aa tt uu rr ee cc ll aa ss s
s ww ii tt hh ii nn aa ff ee aa tt uu rr ee dd aa tt aa ss
ee tt ,, rr ii gg hh tt --cc ll ii cc kk tt hh ee ff ee aa tt uu rr ee dd aa tt aa ss ee tt ,,
pp oo ii nn tt tt oo NN ee ww ,, aa nn dd cc ll ii cc kk FF ee aa tt uu rr ee CC ll aa ss ss ..