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Overview
Comment:Minor changes to the visual01.txt test script.
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Timelines: family | ancestors | descendants | both | rtree-geopoly
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SHA3-256:4bc28eed32154be0e62fe69acd30f828c2e6f59c6579618ecad8ecf632a90517
User & Date: drh 2018-08-27 17:05:59
Context
2018-08-27
17:13
Add support for the Geopoly extension to the R-Tree extension. This also involves adding the SQLITE_INDEX_CONSTRAINT_FUNCTION capability to the xFindFunction method of the sqlite3_module object, and to the sqlite3_index_info.aConstraint.op field in the xBestIndex implementation of virtual tables. check-in: 666133e3 user: drh tags: trunk
17:05
Minor changes to the visual01.txt test script. Closed-Leaf check-in: 4bc28eed user: drh tags: rtree-geopoly
15:55
Split the three-argument version of geopoly_within() off into a separate function named geopoly_contains_point(). check-in: 5a0e1541 user: drh tags: rtree-geopoly
Changes
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Changes to ext/rtree/visual01.txt.

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         printf('style="fill:%s;fill-opacity:0.5;"',clr)
       )
  FROM querypoly;
.print '</svg>'

.print '<h1>Overlap Query</h1>'
.print '<pre>'




EXPLAIN QUERY PLAN
SELECT geopoly_svg(_shape,
         printf('style="fill:none;stroke:%s;stroke-width:1"',geo1.clr)
       )
  FROM geo1, querypoly
 WHERE geopoly_overlap(_shape, poly);
.print '</pre>'
................................................................................
SELECT geopoly_svg(poly, 
         printf('style="fill:%s;fill-opacity:0.5;"',clr)
       )
  FROM querypoly;
.print '</svg>'

.print '<h1>Bounding-Box Overlap Query</h1>'
.print '<pre>'
EXPLAIN QUERY PLAN
SELECT geopoly_svg(_shape,
         printf('style="fill:none;stroke:%s;stroke-width:1"',geo1.clr)
       )
  FROM geo1, querypoly
 WHERE geopoly_overlap(geopoly_bbox(_shape), geopoly_bbox(poly));
.print '</pre>'
.print '<svg width="1000" height="800" style="border:1px solid black">'
SELECT geopoly_svg(_shape,
         printf('style="fill:none;stroke:%s;stroke-width:1"',geo1.clr)
       ),
       geopoly_svg(geopoly_bbox(_shape),
         'style="fill:none;stroke:black;stroke-width:1"'
       )
................................................................................
         'style="fill:none;stroke:black;stroke-width:3"'
       )
  FROM querypoly;
.print '</svg>'

.print '<h1>Within Query</h1>'
.print '<pre>'




EXPLAIN QUERY PLAN
SELECT geopoly_svg(_shape,
         printf('style="fill:none;stroke:%s;stroke-width:1"',geo1.clr)
       )
  FROM geo1, querypoly
 WHERE geopoly_within(_shape, poly);
.print '</pre>'
................................................................................
SELECT geopoly_svg(poly, 
         printf('style="fill:%s;fill-opacity:0.5;"',clr)
       )
  FROM querypoly;
.print '</svg>'

.print '<h1>Bounding-Box WITHIN Query</h1>'
.print '<pre>'
EXPLAIN QUERY PLAN
SELECT geopoly_svg(_shape,
         printf('style="fill:none;stroke:%s;stroke-width:1"',geo1.clr)
       )
  FROM geo1, querypoly
 WHERE geopoly_within(geopoly_bbox(_shape), geopoly_bbox(poly));
.print '</pre>'
.print '<svg width="1000" height="800" style="border:1px solid black">'
SELECT geopoly_svg(_shape,
         printf('style="fill:none;stroke:%s;stroke-width:1"',geo1.clr)
       ),
       geopoly_svg(geopoly_bbox(_shape),
         'style="fill:none;stroke:black;stroke-width:1"'
       )
................................................................................
         'style="fill:none;stroke:black;stroke-width:3"'
       )
  FROM querypoly;
.print '</svg>'

.print '<h1>Not Overlap Query</h1>'
.print '<pre>'




EXPLAIN QUERY PLAN
SELECT geopoly_svg(_shape,
         printf('style="fill:none;stroke:%s;stroke-width:1"',geo1.clr)
       )
  FROM geo1, querypoly
 WHERE NOT geopoly_overlap(_shape, poly);
.print '</pre>'
................................................................................
         printf('style="fill:%s;fill-opacity:0.5;"',clr)
       )
  FROM querypoly;
.print '</svg>'

.print '<h1>Not Within Query</h1>'
.print '<pre>'




EXPLAIN QUERY PLAN
SELECT geopoly_svg(_shape,
         printf('style="fill:none;stroke:%s;stroke-width:1"',geo1.clr)
       )
  FROM geo1, querypoly
 WHERE NOT geopoly_within(_shape, poly);
.print '</pre>'







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         printf('style="fill:%s;fill-opacity:0.5;"',clr)
       )
  FROM querypoly;
.print '</svg>'

.print '<h1>Overlap Query</h1>'
.print '<pre>'
.print 'SELECT *'
.print '  FROM geo1, querypoly'
.print ' WHERE geopoly_overlap(_shape, poly);'
.print 
EXPLAIN QUERY PLAN
SELECT geopoly_svg(_shape,
         printf('style="fill:none;stroke:%s;stroke-width:1"',geo1.clr)
       )
  FROM geo1, querypoly
 WHERE geopoly_overlap(_shape, poly);
.print '</pre>'
................................................................................
SELECT geopoly_svg(poly, 
         printf('style="fill:%s;fill-opacity:0.5;"',clr)
       )
  FROM querypoly;
.print '</svg>'

.print '<h1>Bounding-Box Overlap Query</h1>'








.print '<svg width="1000" height="800" style="border:1px solid black">'
SELECT geopoly_svg(_shape,
         printf('style="fill:none;stroke:%s;stroke-width:1"',geo1.clr)
       ),
       geopoly_svg(geopoly_bbox(_shape),
         'style="fill:none;stroke:black;stroke-width:1"'
       )
................................................................................
         'style="fill:none;stroke:black;stroke-width:3"'
       )
  FROM querypoly;
.print '</svg>'

.print '<h1>Within Query</h1>'
.print '<pre>'
.print 'SELECT *'
.print '  FROM geo1, querypoly'
.print ' WHERE geopoly_within(_shape, poly);'
.print 
EXPLAIN QUERY PLAN
SELECT geopoly_svg(_shape,
         printf('style="fill:none;stroke:%s;stroke-width:1"',geo1.clr)
       )
  FROM geo1, querypoly
 WHERE geopoly_within(_shape, poly);
.print '</pre>'
................................................................................
SELECT geopoly_svg(poly, 
         printf('style="fill:%s;fill-opacity:0.5;"',clr)
       )
  FROM querypoly;
.print '</svg>'

.print '<h1>Bounding-Box WITHIN Query</h1>'








.print '<svg width="1000" height="800" style="border:1px solid black">'
SELECT geopoly_svg(_shape,
         printf('style="fill:none;stroke:%s;stroke-width:1"',geo1.clr)
       ),
       geopoly_svg(geopoly_bbox(_shape),
         'style="fill:none;stroke:black;stroke-width:1"'
       )
................................................................................
         'style="fill:none;stroke:black;stroke-width:3"'
       )
  FROM querypoly;
.print '</svg>'

.print '<h1>Not Overlap Query</h1>'
.print '<pre>'
.print 'SELECT *'
.print '  FROM geo1, querypoly'
.print ' WHERE NOT geopoly_overlap(_shape, poly);'
.print 
EXPLAIN QUERY PLAN
SELECT geopoly_svg(_shape,
         printf('style="fill:none;stroke:%s;stroke-width:1"',geo1.clr)
       )
  FROM geo1, querypoly
 WHERE NOT geopoly_overlap(_shape, poly);
.print '</pre>'
................................................................................
         printf('style="fill:%s;fill-opacity:0.5;"',clr)
       )
  FROM querypoly;
.print '</svg>'

.print '<h1>Not Within Query</h1>'
.print '<pre>'
.print 'SELECT *'
.print '  FROM geo1, querypoly'
.print ' WHERE NOT geopoly_within(_shape, poly);'
.print 
EXPLAIN QUERY PLAN
SELECT geopoly_svg(_shape,
         printf('style="fill:none;stroke:%s;stroke-width:1"',geo1.clr)
       )
  FROM geo1, querypoly
 WHERE NOT geopoly_within(_shape, poly);
.print '</pre>'