Mercurial > gemma
annotate pkg/octree/plane2d_test.go @ 813:1a808929c2c5
Cross sections: Fixed problem that certain inputs don't deliver data.
author | Sascha L. Teichmann <sascha.teichmann@intevation.de> |
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date | Thu, 27 Sep 2018 17:32:25 +0200 |
parents | 9be20bd0f131 |
children | a244b18cb916 |
rev | line source |
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778
9be20bd0f131
Fixed a bug with 2d planes (lines) found while working on line intersections.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
1 package octree |
9be20bd0f131
Fixed a bug with 2d planes (lines) found while working on line intersections.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
2 |
9be20bd0f131
Fixed a bug with 2d planes (lines) found while working on line intersections.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
3 import ( |
9be20bd0f131
Fixed a bug with 2d planes (lines) found while working on line intersections.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
4 "math" |
9be20bd0f131
Fixed a bug with 2d planes (lines) found while working on line intersections.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
5 "testing" |
9be20bd0f131
Fixed a bug with 2d planes (lines) found while working on line intersections.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
6 ) |
9be20bd0f131
Fixed a bug with 2d planes (lines) found while working on line intersections.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
7 |
9be20bd0f131
Fixed a bug with 2d planes (lines) found while working on line intersections.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
8 func TestIntersection(t *testing.T) { |
9be20bd0f131
Fixed a bug with 2d planes (lines) found while working on line intersections.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
9 |
9be20bd0f131
Fixed a bug with 2d planes (lines) found while working on line intersections.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
10 table := []struct { |
9be20bd0f131
Fixed a bug with 2d planes (lines) found while working on line intersections.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
11 a [4]float64 |
9be20bd0f131
Fixed a bug with 2d planes (lines) found while working on line intersections.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
12 b [4]float64 |
9be20bd0f131
Fixed a bug with 2d planes (lines) found while working on line intersections.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
13 intersects bool |
9be20bd0f131
Fixed a bug with 2d planes (lines) found while working on line intersections.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
14 x, y float64 |
9be20bd0f131
Fixed a bug with 2d planes (lines) found while working on line intersections.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
15 }{ |
9be20bd0f131
Fixed a bug with 2d planes (lines) found while working on line intersections.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
16 {[4]float64{-1, -1, 1, 1}, [4]float64{-1, 1, 1, -1}, true, 0, 0}, |
9be20bd0f131
Fixed a bug with 2d planes (lines) found while working on line intersections.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
17 {[4]float64{0, 0, 1, 1}, [4]float64{0, 1, 1, 0}, true, 0.5, 0.5}, |
9be20bd0f131
Fixed a bug with 2d planes (lines) found while working on line intersections.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
18 {[4]float64{0, 0, 1, 0}, [4]float64{0, 1, 1, 1}, false, 0, 0}, |
9be20bd0f131
Fixed a bug with 2d planes (lines) found while working on line intersections.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
19 } |
9be20bd0f131
Fixed a bug with 2d planes (lines) found while working on line intersections.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
20 |
9be20bd0f131
Fixed a bug with 2d planes (lines) found while working on line intersections.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
21 for _, e := range table { |
9be20bd0f131
Fixed a bug with 2d planes (lines) found while working on line intersections.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
22 p1 := NewPlane2D(e.a[0], e.a[1], e.a[2], e.a[3]) |
9be20bd0f131
Fixed a bug with 2d planes (lines) found while working on line intersections.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
23 p2 := NewPlane2D(e.b[0], e.b[1], e.b[2], e.b[3]) |
9be20bd0f131
Fixed a bug with 2d planes (lines) found while working on line intersections.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
24 x, y, intersects := p1.Intersection(p2) |
9be20bd0f131
Fixed a bug with 2d planes (lines) found while working on line intersections.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
25 if intersects != e.intersects { |
9be20bd0f131
Fixed a bug with 2d planes (lines) found while working on line intersections.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
26 t.Fatalf("Have %t want %t\n", intersects, e.intersects) |
9be20bd0f131
Fixed a bug with 2d planes (lines) found while working on line intersections.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
27 } |
9be20bd0f131
Fixed a bug with 2d planes (lines) found while working on line intersections.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
28 if e.intersects { |
9be20bd0f131
Fixed a bug with 2d planes (lines) found while working on line intersections.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
29 if math.Abs(e.x-x) > epsPlane || math.Abs(e.y-y) > epsPlane { |
9be20bd0f131
Fixed a bug with 2d planes (lines) found while working on line intersections.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
30 t.Fatalf("Have (%f, %f)t want (%f, %f)\n", x, y, e.x, e.y) |
9be20bd0f131
Fixed a bug with 2d planes (lines) found while working on line intersections.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
31 } |
9be20bd0f131
Fixed a bug with 2d planes (lines) found while working on line intersections.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
32 } |
9be20bd0f131
Fixed a bug with 2d planes (lines) found while working on line intersections.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
33 } |
9be20bd0f131
Fixed a bug with 2d planes (lines) found while working on line intersections.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
34 } |