gemma: pkg/octree/tin.go annotate

annotate pkg/octree/tin.go @ 2529:45d51a49f191

SR import: Use own triangulation and clipping when importing sounding results.

author	Sascha L. Teichmann <sascha.teichmann@intevation.de>
date	Wed, 06 Mar 2019 17:51:58 +0100
parents	63475c8e710e
children	59e7a011d347

rev	line source
1017 a244b18cb916 Added GNU Affero General Public License. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 971 diff changeset	1 // This is Free Software under GNU Affero General Public License v >= 3.0
a244b18cb916 Added GNU Affero General Public License. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 971 diff changeset	2 // without warranty, see README.md and license for details.
a244b18cb916 Added GNU Affero General Public License. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 971 diff changeset	3 //
a244b18cb916 Added GNU Affero General Public License. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 971 diff changeset	4 // SPDX-License-Identifier: AGPL-3.0-or-later
a244b18cb916 Added GNU Affero General Public License. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 971 diff changeset	5 // License-Filename: LICENSES/AGPL-3.0.txt
a244b18cb916 Added GNU Affero General Public License. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 971 diff changeset	6 //
a244b18cb916 Added GNU Affero General Public License. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 971 diff changeset	7 // Copyright (C) 2018 by via donau
a244b18cb916 Added GNU Affero General Public License. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 971 diff changeset	8 // – Österreichische Wasserstraßen-Gesellschaft mbH
a244b18cb916 Added GNU Affero General Public License. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 971 diff changeset	9 // Software engineering by Intevation GmbH
a244b18cb916 Added GNU Affero General Public License. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 971 diff changeset	10 //
a244b18cb916 Added GNU Affero General Public License. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 971 diff changeset	11 // Author(s):
a244b18cb916 Added GNU Affero General Public License. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 971 diff changeset	12 // * Sascha L. Teichmann <sascha.teichmann@intevation.de>
a244b18cb916 Added GNU Affero General Public License. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 971 diff changeset	13
968 a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	14 package octree
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	15
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	16 import (
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	17 "bytes"
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	18 "encoding/binary"
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	19 "errors"
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	20 "fmt"
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	21 "io"
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	22 "log"
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	23 "math"
1373 84e78d2e2d95 Backend: Centralized the definition of WGS84 constant in the models package. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1328 diff changeset	24
84e78d2e2d95 Backend: Centralized the definition of WGS84 constant in the models package. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1328 diff changeset	25 "gemma.intevation.de/gemma/pkg/models"
2471 63475c8e710e Moved WKB constants to own package. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1692 diff changeset	26 "gemma.intevation.de/gemma/pkg/wkb"
968 a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	27 )
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	28
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	29 var (
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	30 errNoByteSlice = errors.New("Not a byte slice")
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	31 errTooLessPoints = errors.New("Too less points")
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	32 )
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	33
1692 f4dcbe8941a1 Octree: Resolved the remaing golint issues with this package. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1691 diff changeset	34 // Tin stores a mesh of triangles with common vertices.
968 a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	35 type Tin struct {
1692 f4dcbe8941a1 Octree: Resolved the remaing golint issues with this package. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1691 diff changeset	36 // EPSG holds the projection.
f4dcbe8941a1 Octree: Resolved the remaing golint issues with this package. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1691 diff changeset	37 EPSG uint32
f4dcbe8941a1 Octree: Resolved the remaing golint issues with this package. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1691 diff changeset	38 // Vertices are the shared vertices.
f4dcbe8941a1 Octree: Resolved the remaing golint issues with this package. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1691 diff changeset	39 Vertices []Vertex
f4dcbe8941a1 Octree: Resolved the remaing golint issues with this package. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1691 diff changeset	40 // Triangles are the triangles.
968 a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	41 Triangles [][]int32
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	42
1692 f4dcbe8941a1 Octree: Resolved the remaing golint issues with this package. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1691 diff changeset	43 // Min is the lower left corner of the bbox.
968 a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	44 Min Vertex
1692 f4dcbe8941a1 Octree: Resolved the remaing golint issues with this package. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1691 diff changeset	45 // Max is the upper right corner of the bbox.
968 a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	46 Max Vertex
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	47 }
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	48
1692 f4dcbe8941a1 Octree: Resolved the remaing golint issues with this package. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1691 diff changeset	49 // FromWKB constructs the TIN from a WKB representation.
f4dcbe8941a1 Octree: Resolved the remaing golint issues with this package. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1691 diff changeset	50 // Shared vertices are identified and referenced by the
f4dcbe8941a1 Octree: Resolved the remaing golint issues with this package. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1691 diff changeset	51 // same index.
968 a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	52 func (t *Tin) FromWKB(data []byte) error {
1691 de09bd3b5c05 Octree: Fixed a few golint quirks and normalized logging a bit. Sascha L. Teichmann <teichmann@intevation.de> parents: 1373 diff changeset	53 log.Printf("info: data length %d\n", len(data))
968 a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	54
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	55 r := bytes.NewReader(data)
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	56
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	57 endian, err := r.ReadByte()
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	58
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	59 var order binary.ByteOrder
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	60
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	61 switch {
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	62 case err != nil:
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	63 return err
2471 63475c8e710e Moved WKB constants to own package. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1692 diff changeset	64 case endian == wkb.NDR:
968 a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	65 order = binary.LittleEndian
2471 63475c8e710e Moved WKB constants to own package. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1692 diff changeset	66 case endian == wkb.XDR:
968 a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	67 order = binary.BigEndian
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	68 default:
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	69 return fmt.Errorf("unknown byte order %x", endian)
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	70 }
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	71
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	72 var geomType uint32
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	73 err = binary.Read(r, order, &geomType)
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	74
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	75 switch {
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	76 case err != nil:
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	77 return err
2471 63475c8e710e Moved WKB constants to own package. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1692 diff changeset	78 case geomType != wkb.TinZ:
968 a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	79 return fmt.Errorf("unknown geometry type %x", geomType)
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	80 }
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	81
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	82 var num uint32
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	83 if err = binary.Read(r, order, &num); err != nil {
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	84 return err
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	85 }
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	86
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	87 vertices := make([]Vertex, 0, 100000)
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	88
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	89 var v Vertex
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	90
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	91 v2i := make(map[Vertex]int32, 100000)
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	92
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	93 var indexPool []int32
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	94
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	95 allocIndices := func() []int32 {
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	96 if len(indexPool) == 0 {
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	97 indexPool = make([]int32, 381024)
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	98 }
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	99 ids := indexPool[:3]
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	100 indexPool = indexPool[3:]
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	101 return ids
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	102 }
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	103
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	104 var triangles [][]int32
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	105
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	106 min := Vertex{math.MaxFloat64, math.MaxFloat64, math.MaxFloat64}
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	107 max := Vertex{-math.MaxFloat64, -math.MaxFloat64, -math.MaxFloat64}
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	108
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	109 for i := uint32(0); i < num; i++ {
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	110
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	111 endian, err = r.ReadByte()
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	112 switch {
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	113 case err != nil:
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	114 return err
2471 63475c8e710e Moved WKB constants to own package. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1692 diff changeset	115 case endian == wkb.NDR:
968 a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	116 order = binary.LittleEndian
2471 63475c8e710e Moved WKB constants to own package. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1692 diff changeset	117 case endian == wkb.XDR:
968 a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	118 order = binary.BigEndian
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	119 default:
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	120 return fmt.Errorf("unknown byte order %x", endian)
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	121 }
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	122
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	123 err = binary.Read(r, order, &geomType)
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	124 switch {
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	125 case err != nil:
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	126 return err
2471 63475c8e710e Moved WKB constants to own package. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1692 diff changeset	127 case geomType != wkb.TriangleZ:
968 a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	128 return fmt.Errorf("unknown geometry type %d", geomType)
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	129 }
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	130
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	131 var rings uint32
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	132 if err = binary.Read(r, order, &rings); err != nil {
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	133 return err
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	134 }
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	135 triangle := allocIndices()
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	136
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	137 for ring := uint32(0); ring < rings; ring++ {
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	138 var npoints uint32
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	139 if err = binary.Read(r, order, &npoints); err != nil {
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	140 return err
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	141 }
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	142
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	143 if npoints < 3 {
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	144 return errTooLessPoints
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	145 }
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	146
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	147 for p := uint32(0); p < npoints; p++ {
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	148 var x, y, z uint64
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	149 for _, addr := range []*uint64{&x, &y, &z} {
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	150 if err = binary.Read(r, order, addr); err != nil {
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	151 return err
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	152 }
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	153 }
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	154 if p >= 3 \|\| ring >= 1 {
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	155 // Don't store the forth point.
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	156 continue
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	157 }
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	158 // Do this conversion later to spare reflect calls
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	159 // and allocs in binary.Read.
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	160 v.X = math.Float64frombits(x)
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	161 v.Y = math.Float64frombits(y)
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	162 v.Z = math.Float64frombits(z)
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	163 idx, found := v2i[v]
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	164 if !found {
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	165 idx = int32(len(vertices))
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	166 v2i[v] = idx
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	167 vertices = append(vertices, v)
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	168 min.Minimize(v)
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	169 max.Maximize(v)
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	170 }
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	171 triangle[p] = idx
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	172 }
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	173 }
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	174 triangles = append(triangles, triangle)
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	175 }
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	176
1691 de09bd3b5c05 Octree: Fixed a few golint quirks and normalized logging a bit. Sascha L. Teichmann <teichmann@intevation.de> parents: 1373 diff changeset	177 log.Printf("info: bbox: [[%f, %f], [%f, %f]]\n",
968 a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	178 min.X, min.Y, max.X, max.Y)
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	179
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	180 *t = Tin{
1373 84e78d2e2d95 Backend: Centralized the definition of WGS84 constant in the models package. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1328 diff changeset	181 EPSG: models.WGS84,
968 a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	182 Vertices: vertices,
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	183 Triangles: triangles,
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	184 Min: min,
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	185 Max: max,
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	186 }
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	187
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	188 return nil
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	189 }
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	190
1692 f4dcbe8941a1 Octree: Resolved the remaing golint issues with this package. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1691 diff changeset	191 // Scan implements the sql.Scanner interface.
968 a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	192 func (t *Tin) Scan(raw interface{}) error {
971 f9fb6c399f3f Moved generating of tins to octree package. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 968 diff changeset	193 if raw == nil {
f9fb6c399f3f Moved generating of tins to octree package. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 968 diff changeset	194 return nil
f9fb6c399f3f Moved generating of tins to octree package. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 968 diff changeset	195 }
968 a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	196 data, ok := raw.([]byte)
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	197 if !ok {
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	198 return errNoByteSlice
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	199 }
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	200 return t.FromWKB(data)
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	201 }
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	202
1691 de09bd3b5c05 Octree: Fixed a few golint quirks and normalized logging a bit. Sascha L. Teichmann <teichmann@intevation.de> parents: 1373 diff changeset	203 func (t *Tin) serialize(w io.Writer) error {
968 a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	204
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	205 if err := binary.Write(w, binary.LittleEndian, t.EPSG); err != nil {
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	206 return err
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	207 }
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	208
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	209 if err := t.Min.Write(w); err != nil {
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	210 return err
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	211 }
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	212 if err := t.Max.Write(w); err != nil {
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	213 return err
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	214 }
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	215
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	216 if err := binary.Write(
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	217 w, binary.LittleEndian, uint32(len(t.Vertices))); err != nil {
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	218 return err
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	219 }
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	220
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	221 for _, v := range t.Vertices {
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	222 if err := v.Write(w); err != nil {
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	223 return err
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	224 }
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	225 }
1691 de09bd3b5c05 Octree: Fixed a few golint quirks and normalized logging a bit. Sascha L. Teichmann <teichmann@intevation.de> parents: 1373 diff changeset	226 log.Printf("info: vertices %d (%d)\n", len(t.Vertices), len(t.Vertices)38)
968 a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	227
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	228 if err := binary.Write(
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	229 w, binary.LittleEndian, uint32(len(t.Triangles))); err != nil {
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	230 return err
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	231 }
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	232
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	233 var buf [binary.MaxVarintLen32]byte
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	234 var written int
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	235 var last int32
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	236 for _, triangle := range t.Triangles {
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	237 for _, idx := range triangle {
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	238 value := idx - last
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	239 n := binary.PutVarint(buf[:], int64(value))
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	240 for p := buf[:n]; len(p) > 0; p = p[n:] {
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	241 var err error
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	242 if n, err = w.Write(p); err != nil {
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	243 return err
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	244 }
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	245 written += n
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	246 }
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	247 last = idx
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	248 }
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	249 }
1691 de09bd3b5c05 Octree: Fixed a few golint quirks and normalized logging a bit. Sascha L. Teichmann <teichmann@intevation.de> parents: 1373 diff changeset	250 log.Printf("info: compressed tin indices in bytes: %d (%d)\n",
968 a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	251 written, 34len(t.Triangles))
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	252
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	253 return nil
a4fe07a21ba7 Moved octree builder into octree package to be reusable by the sounding result import job. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	254 }

Mercurial > gemma

annotate pkg/octree/tin.go @ 2529:45d51a49f191