Mercurial > gemma
diff pkg/octree/vertex.go @ 789:d43e61044ad8
Fill in last remaining corner cases in vertical triangle interpolation.
| author | Sascha L. Teichmann <sascha.teichmann@intevation.de> |
|---|---|
| date | Thu, 27 Sep 2018 08:24:23 +0200 |
| parents | 9f3a4a60dc04 |
| children | ce23a4192788 |
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--- a/pkg/octree/vertex.go Thu Sep 27 08:15:28 2018 +0200 +++ b/pkg/octree/vertex.go Thu Sep 27 08:24:23 2018 +0200 @@ -498,9 +498,27 @@ out = append(out, t[i], t[j]) return out case !r1: - // TODO + if t1 < 0 { + // below first -> clip by first + lin := linear(t[i], t[j]) + out = append(out, t[i], lin(t2)) + } else { + // above second -> clip by second + lin := linear(t[i], t[j]) + out = append(out, lin(t2), t[j]) + } + return out case !r2: - // TODO + if t2 < 0 { + // below first -> clip by first + lin := linear(t[i], t[j]) + out = append(out, t[i], lin(t1)) + } else { + // above second -> clip by second + lin := linear(t[i], t[j]) + out = append(out, lin(t1), t[j]) + } + return out } case o1: