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Allow 3d object searches with 2d geojson area 

fixes #127
This commit is contained in:
Josh Baker 2017-01-13 09:31:35 -07:00
parent 9fb312b3cc
commit 2945479321
2 changed files with 25 additions and 11 deletions
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14
controller/collection/collection.go
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@ -1,6 +1,8 @@
package collection package collection
import ( import (
"math"
"github.com/tidwall/btree" "github.com/tidwall/btree"
"github.com/tidwall/tile38/geojson" "github.com/tidwall/tile38/geojson"
"github.com/tidwall/tile38/index" "github.com/tidwall/tile38/index"
@ -384,6 +386,12 @@ func (c *Collection) Within(cursor uint64, sparse uint8, obj geojson.Object, min
var bbox geojson.BBox var bbox geojson.BBox
if obj != nil { if obj != nil {
bbox = obj.CalculatedBBox() bbox = obj.CalculatedBBox()
if minZ == math.Inf(-1) && maxZ == math.Inf(+1) {
if bbox.Min.Z == 0 && bbox.Max.Z == 0 {
bbox.Min.Z = minZ
bbox.Max.Z = maxZ
}
}
} else { } else {
bbox = geojson.BBox{Min: geojson.Position{X: minLon, Y: minLat, Z: minZ}, Max: geojson.Position{X: maxLon, Y: maxLat, Z: maxZ}} bbox = geojson.BBox{Min: geojson.Position{X: minLon, Y: minLat, Z: minZ}, Max: geojson.Position{X: maxLon, Y: maxLat, Z: maxZ}}
} }
@ -432,6 +440,12 @@ func (c *Collection) Intersects(cursor uint64, sparse uint8, obj geojson.Object,
var bbox geojson.BBox var bbox geojson.BBox
if obj != nil { if obj != nil {
bbox = obj.CalculatedBBox() bbox = obj.CalculatedBBox()
if minZ == math.Inf(-1) && maxZ == math.Inf(+1) {
if bbox.Min.Z == 0 && bbox.Max.Z == 0 {
bbox.Min.Z = minZ
bbox.Max.Z = maxZ
}
}
} else { } else {
bbox = geojson.BBox{Min: geojson.Position{X: minLon, Y: minLat, Z: minZ}, Max: geojson.Position{X: maxLon, Y: maxLat, Z: maxZ}} bbox = geojson.BBox{Min: geojson.Position{X: minLon, Y: minLat, Z: minZ}, Max: geojson.Position{X: maxLon, Y: maxLat, Z: maxZ}}
} }