gemma: pkg/models/cross.go annotate

annotate pkg/models/cross.go @ 5688:6281c18b109f sr-v2

Finsh serializing v2 meshes.

author	Sascha L. Teichmann <sascha.teichmann@intevation.de>
date	Mon, 12 Feb 2024 02:27:41 +0100
parents	1222b777f51f
children	6270951dda28

rev	line source
1017 a244b18cb916 Added GNU Affero General Public License. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 895 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: 895 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: 895 diff changeset	3 //
a244b18cb916 Added GNU Affero General Public License. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 895 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: 895 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: 895 diff changeset	6 //
a244b18cb916 Added GNU Affero General Public License. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 895 diff changeset	7 // Copyright (C) 2018 by via donau
a244b18cb916 Added GNU Affero General Public License. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 895 diff changeset	8 // – Österreichische Wasserstraßen-Gesellschaft mbH
a244b18cb916 Added GNU Affero General Public License. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 895 diff changeset	9 // Software engineering by Intevation GmbH
a244b18cb916 Added GNU Affero General Public License. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 895 diff changeset	10 //
a244b18cb916 Added GNU Affero General Public License. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 895 diff changeset	11 // Author(s):
a244b18cb916 Added GNU Affero General Public License. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 895 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: 895 diff changeset	13
633 6093016fac88 Cross sections: started with implementation of web service (WIP). Sascha L. Teichmann <teichmann@intevation.de> parents: diff changeset	14 package models
6093016fac88 Cross sections: started with implementation of web service (WIP). Sascha L. Teichmann <teichmann@intevation.de> parents: diff changeset	15
6093016fac88 Cross sections: started with implementation of web service (WIP). Sascha L. Teichmann <teichmann@intevation.de> parents: diff changeset	16 import (
643 756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	17 "bytes"
756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	18 "encoding/binary"
633 6093016fac88 Cross sections: started with implementation of web service (WIP). Sascha L. Teichmann <teichmann@intevation.de> parents: diff changeset	19 "encoding/json"
6093016fac88 Cross sections: started with implementation of web service (WIP). Sascha L. Teichmann <teichmann@intevation.de> parents: diff changeset	20 "errors"
643 756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	21 "fmt"
756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	22 "math"
633 6093016fac88 Cross sections: started with implementation of web service (WIP). Sascha L. Teichmann <teichmann@intevation.de> parents: diff changeset	23 "time"
2471 63475c8e710e Moved WKB constants to own package. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1683 diff changeset	24
3094 a347468ea545 Use common.DateFormat for parsing dates everywhere. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 2471 diff changeset	25 "gemma.intevation.de/gemma/pkg/common"
2471 63475c8e710e Moved WKB constants to own package. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1683 diff changeset	26 "gemma.intevation.de/gemma/pkg/wkb"
633 6093016fac88 Cross sections: started with implementation of web service (WIP). Sascha L. Teichmann <teichmann@intevation.de> parents: diff changeset	27 )
6093016fac88 Cross sections: started with implementation of web service (WIP). Sascha L. Teichmann <teichmann@intevation.de> parents: diff changeset	28
6093016fac88 Cross sections: started with implementation of web service (WIP). Sascha L. Teichmann <teichmann@intevation.de> parents: diff changeset	29 type (
5601 1222b777f51f Made golint finally happy. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 4847 diff changeset	30 // GeoJSONFeature is a GeoJSON feature.
1222b777f51f Made golint finally happy. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 4847 diff changeset	31 GeoJSONFeature string
1222b777f51f Made golint finally happy. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 4847 diff changeset	32 // GeoJSONLineStringType is a GeoJSON line string type.
633 6093016fac88 Cross sections: started with implementation of web service (WIP). Sascha L. Teichmann <teichmann@intevation.de> parents: diff changeset	33 GeoJSONLineStringType string
6093016fac88 Cross sections: started with implementation of web service (WIP). Sascha L. Teichmann <teichmann@intevation.de> parents: diff changeset	34
5601 1222b777f51f Made golint finally happy. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 4847 diff changeset	35 // GeoJSONDate is used to represent dates in GeoJSON.
633 6093016fac88 Cross sections: started with implementation of web service (WIP). Sascha L. Teichmann <teichmann@intevation.de> parents: diff changeset	36 GeoJSONDate struct{ time.Time }
6093016fac88 Cross sections: started with implementation of web service (WIP). Sascha L. Teichmann <teichmann@intevation.de> parents: diff changeset	37
5601 1222b777f51f Made golint finally happy. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 4847 diff changeset	38 // GeoJSONLineString is used to represent a linestring
1222b777f51f Made golint finally happy. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 4847 diff changeset	39 // as GeoJSON.
633 6093016fac88 Cross sections: started with implementation of web service (WIP). Sascha L. Teichmann <teichmann@intevation.de> parents: diff changeset	40 GeoJSONLineString struct {
6093016fac88 Cross sections: started with implementation of web service (WIP). Sascha L. Teichmann <teichmann@intevation.de> parents: diff changeset	41 Type GeoJSONLineStringType `json:"type"`
6093016fac88 Cross sections: started with implementation of web service (WIP). Sascha L. Teichmann <teichmann@intevation.de> parents: diff changeset	42 }
6093016fac88 Cross sections: started with implementation of web service (WIP). Sascha L. Teichmann <teichmann@intevation.de> parents: diff changeset	43
5601 1222b777f51f Made golint finally happy. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 4847 diff changeset	44 // GeoJSONCoordinate is a lat/lon coordinate in GeoJSON.
633 6093016fac88 Cross sections: started with implementation of web service (WIP). Sascha L. Teichmann <teichmann@intevation.de> parents: diff changeset	45 GeoJSONCoordinate struct {
653 7aeacd7f150b Cross sections: Take and produce valid GeoJSON. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 652 diff changeset	46 Lat float64
633 6093016fac88 Cross sections: started with implementation of web service (WIP). Sascha L. Teichmann <teichmann@intevation.de> parents: diff changeset	47 Lon float64
6093016fac88 Cross sections: started with implementation of web service (WIP). Sascha L. Teichmann <teichmann@intevation.de> parents: diff changeset	48 }
6093016fac88 Cross sections: started with implementation of web service (WIP). Sascha L. Teichmann <teichmann@intevation.de> parents: diff changeset	49
5601 1222b777f51f Made golint finally happy. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 4847 diff changeset	50 // GeoJSONCoordinateZ is a lat/lon coordinate with a z value.
643 756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	51 GeoJSONCoordinateZ struct {
653 7aeacd7f150b Cross sections: Take and produce valid GeoJSON. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 652 diff changeset	52 Lat float64
643 756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	53 Lon float64
756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	54 Z float64
756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	55 }
756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	56
5601 1222b777f51f Made golint finally happy. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 4847 diff changeset	57 // CrossSectionInputProperties models the input
1222b777f51f Made golint finally happy. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 4847 diff changeset	58 // parameters for a cross section.
633 6093016fac88 Cross sections: started with implementation of web service (WIP). Sascha L. Teichmann <teichmann@intevation.de> parents: diff changeset	59 CrossSectionInputProperties struct {
6093016fac88 Cross sections: started with implementation of web service (WIP). Sascha L. Teichmann <teichmann@intevation.de> parents: diff changeset	60 Bottleneck string `json:"bottleneck"`
6093016fac88 Cross sections: started with implementation of web service (WIP). Sascha L. Teichmann <teichmann@intevation.de> parents: diff changeset	61 Date GeoJSONDate `json:"date"`
6093016fac88 Cross sections: started with implementation of web service (WIP). Sascha L. Teichmann <teichmann@intevation.de> parents: diff changeset	62 }
6093016fac88 Cross sections: started with implementation of web service (WIP). Sascha L. Teichmann <teichmann@intevation.de> parents: diff changeset	63
5601 1222b777f51f Made golint finally happy. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 4847 diff changeset	64 // GeoJSONLineCoordinates is a list of lat/lon coordinates.
1222b777f51f Made golint finally happy. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 4847 diff changeset	65 GeoJSONLineCoordinates []GeoJSONCoordinate
1222b777f51f Made golint finally happy. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 4847 diff changeset	66 // GeoJSONLineCoordinatesZ is a list of lat/lon/z coordinates.
643 756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	67 GeoJSONLineCoordinatesZ []GeoJSONCoordinateZ
636 7a867e48b3c2 Cross sections: Enforce minimal length of coordinates components and coordinates in input linestrings. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 633 diff changeset	68
5601 1222b777f51f Made golint finally happy. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 4847 diff changeset	69 // GeoJSONMultiLineCoordinatesZ is a list of list of lat/lon/z coords.
648 cf62cb84fa23 Cross sections: Added a naive O(N^2) algorithm to join the neighbored line segments. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 645 diff changeset	70 GeoJSONMultiLineCoordinatesZ []GeoJSONLineCoordinatesZ
cf62cb84fa23 Cross sections: Added a naive O(N^2) algorithm to join the neighbored line segments. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 645 diff changeset	71
5601 1222b777f51f Made golint finally happy. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 4847 diff changeset	72 // CrossSectionInputGeometry models the input geometry
1222b777f51f Made golint finally happy. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 4847 diff changeset	73 // of a cross section.
653 7aeacd7f150b Cross sections: Take and produce valid GeoJSON. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 652 diff changeset	74 CrossSectionInputGeometry struct {
7aeacd7f150b Cross sections: Take and produce valid GeoJSON. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 652 diff changeset	75 Type GeoJSONLineStringType `json:"type"`
7aeacd7f150b Cross sections: Take and produce valid GeoJSON. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 652 diff changeset	76 Coordinates GeoJSONLineCoordinates `json:"coordinates"`
7aeacd7f150b Cross sections: Take and produce valid GeoJSON. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 652 diff changeset	77 }
7aeacd7f150b Cross sections: Take and produce valid GeoJSON. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 652 diff changeset	78
5601 1222b777f51f Made golint finally happy. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 4847 diff changeset	79 // CrossSectionInput is combination of geometry and
1222b777f51f Made golint finally happy. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 4847 diff changeset	80 // attributes of a cross section input.
633 6093016fac88 Cross sections: started with implementation of web service (WIP). Sascha L. Teichmann <teichmann@intevation.de> parents: diff changeset	81 CrossSectionInput struct {
653 7aeacd7f150b Cross sections: Take and produce valid GeoJSON. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 652 diff changeset	82 Type GeoJSONFeature `json:"type"`
7aeacd7f150b Cross sections: Take and produce valid GeoJSON. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 652 diff changeset	83 Geometry CrossSectionInputGeometry `json:"geometry"`
7aeacd7f150b Cross sections: Take and produce valid GeoJSON. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 652 diff changeset	84 Properties CrossSectionInputProperties `json:"properties"`
7aeacd7f150b Cross sections: Take and produce valid GeoJSON. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 652 diff changeset	85 }
7aeacd7f150b Cross sections: Take and produce valid GeoJSON. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 652 diff changeset	86
5601 1222b777f51f Made golint finally happy. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 4847 diff changeset	87 // CrossSectionOutputGeometry is the geometry part of
1222b777f51f Made golint finally happy. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 4847 diff changeset	88 // the cross section output.
653 7aeacd7f150b Cross sections: Take and produce valid GeoJSON. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 652 diff changeset	89 CrossSectionOutputGeometry struct {
7aeacd7f150b Cross sections: Take and produce valid GeoJSON. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 652 diff changeset	90 Type string `json:"type"`
7aeacd7f150b Cross sections: Take and produce valid GeoJSON. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 652 diff changeset	91 Coordinates GeoJSONMultiLineCoordinatesZ `json:"coordinates"`
633 6093016fac88 Cross sections: started with implementation of web service (WIP). Sascha L. Teichmann <teichmann@intevation.de> parents: diff changeset	92 }
643 756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	93
5601 1222b777f51f Made golint finally happy. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 4847 diff changeset	94 // CrossSectionOutput is the combination of the geometry
1222b777f51f Made golint finally happy. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 4847 diff changeset	95 // and the properties of a cross section output.
643 756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	96 CrossSectionOutput struct {
653 7aeacd7f150b Cross sections: Take and produce valid GeoJSON. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 652 diff changeset	97 Type string `json:"type"`
7aeacd7f150b Cross sections: Take and produce valid GeoJSON. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 652 diff changeset	98 Geometry CrossSectionOutputGeometry `json:"geometry"`
7aeacd7f150b Cross sections: Take and produce valid GeoJSON. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 652 diff changeset	99 Properties map[string]interface{} `json:"properties"`
643 756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	100 }
633 6093016fac88 Cross sections: started with implementation of web service (WIP). Sascha L. Teichmann <teichmann@intevation.de> parents: diff changeset	101 )
6093016fac88 Cross sections: started with implementation of web service (WIP). Sascha L. Teichmann <teichmann@intevation.de> parents: diff changeset	102
6093016fac88 Cross sections: started with implementation of web service (WIP). Sascha L. Teichmann <teichmann@intevation.de> parents: diff changeset	103 var (
4847 4847ac70103a Made staticcheck happy. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 3094 diff changeset	104 errNoGeoJSONFeature = errors.New("not a valid GeoJSON feature")
4847ac70103a Made staticcheck happy. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 3094 diff changeset	105 errNoGeoJSONLineStringType = errors.New("not a valid GeoJSON linestring type")
4847ac70103a Made staticcheck happy. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 3094 diff changeset	106 errTooLessComponents = errors.New("too less components in coordinate")
4847ac70103a Made staticcheck happy. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 3094 diff changeset	107 errTooLessCoordinates = errors.New("too less coordinates")
633 6093016fac88 Cross sections: started with implementation of web service (WIP). Sascha L. Teichmann <teichmann@intevation.de> parents: diff changeset	108 )
6093016fac88 Cross sections: started with implementation of web service (WIP). Sascha L. Teichmann <teichmann@intevation.de> parents: diff changeset	109
5601 1222b777f51f Made golint finally happy. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 4847 diff changeset	110 // UnmarshalJSON implements the json.Unmarshaler interface.
636 7a867e48b3c2 Cross sections: Enforce minimal length of coordinates components and coordinates in input linestrings. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 633 diff changeset	111 func (lc *GeoJSONLineCoordinates) UnmarshalJSON(data []byte) error {
7a867e48b3c2 Cross sections: Enforce minimal length of coordinates components and coordinates in input linestrings. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 633 diff changeset	112 var coords []GeoJSONCoordinate
7a867e48b3c2 Cross sections: Enforce minimal length of coordinates components and coordinates in input linestrings. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 633 diff changeset	113 if err := json.Unmarshal(data, &coords); err != nil {
7a867e48b3c2 Cross sections: Enforce minimal length of coordinates components and coordinates in input linestrings. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 633 diff changeset	114 return err
7a867e48b3c2 Cross sections: Enforce minimal length of coordinates components and coordinates in input linestrings. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 633 diff changeset	115 }
7a867e48b3c2 Cross sections: Enforce minimal length of coordinates components and coordinates in input linestrings. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 633 diff changeset	116 if len(coords) < 2 {
7a867e48b3c2 Cross sections: Enforce minimal length of coordinates components and coordinates in input linestrings. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 633 diff changeset	117 return errTooLessCoordinates
7a867e48b3c2 Cross sections: Enforce minimal length of coordinates components and coordinates in input linestrings. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 633 diff changeset	118 }
7a867e48b3c2 Cross sections: Enforce minimal length of coordinates components and coordinates in input linestrings. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 633 diff changeset	119 *lc = GeoJSONLineCoordinates(coords)
7a867e48b3c2 Cross sections: Enforce minimal length of coordinates components and coordinates in input linestrings. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 633 diff changeset	120 return nil
7a867e48b3c2 Cross sections: Enforce minimal length of coordinates components and coordinates in input linestrings. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 633 diff changeset	121 }
7a867e48b3c2 Cross sections: Enforce minimal length of coordinates components and coordinates in input linestrings. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 633 diff changeset	122
5601 1222b777f51f Made golint finally happy. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 4847 diff changeset	123 // UnmarshalJSON implements the json.Unmarshaler interface.
633 6093016fac88 Cross sections: started with implementation of web service (WIP). Sascha L. Teichmann <teichmann@intevation.de> parents: diff changeset	124 func (d *GeoJSONDate) UnmarshalJSON(data []byte) error {
6093016fac88 Cross sections: started with implementation of web service (WIP). Sascha L. Teichmann <teichmann@intevation.de> parents: diff changeset	125 var s string
6093016fac88 Cross sections: started with implementation of web service (WIP). Sascha L. Teichmann <teichmann@intevation.de> parents: diff changeset	126 if err := json.Unmarshal(data, &s); err != nil {
6093016fac88 Cross sections: started with implementation of web service (WIP). Sascha L. Teichmann <teichmann@intevation.de> parents: diff changeset	127 return err
6093016fac88 Cross sections: started with implementation of web service (WIP). Sascha L. Teichmann <teichmann@intevation.de> parents: diff changeset	128 }
3094 a347468ea545 Use common.DateFormat for parsing dates everywhere. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 2471 diff changeset	129 t, err := time.Parse(common.DateFormat, s)
633 6093016fac88 Cross sections: started with implementation of web service (WIP). Sascha L. Teichmann <teichmann@intevation.de> parents: diff changeset	130 if err != nil {
6093016fac88 Cross sections: started with implementation of web service (WIP). Sascha L. Teichmann <teichmann@intevation.de> parents: diff changeset	131 return err
6093016fac88 Cross sections: started with implementation of web service (WIP). Sascha L. Teichmann <teichmann@intevation.de> parents: diff changeset	132 }
6093016fac88 Cross sections: started with implementation of web service (WIP). Sascha L. Teichmann <teichmann@intevation.de> parents: diff changeset	133 *d = GeoJSONDate{t}
6093016fac88 Cross sections: started with implementation of web service (WIP). Sascha L. Teichmann <teichmann@intevation.de> parents: diff changeset	134 return nil
6093016fac88 Cross sections: started with implementation of web service (WIP). Sascha L. Teichmann <teichmann@intevation.de> parents: diff changeset	135 }
6093016fac88 Cross sections: started with implementation of web service (WIP). Sascha L. Teichmann <teichmann@intevation.de> parents: diff changeset	136
5601 1222b777f51f Made golint finally happy. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 4847 diff changeset	137 // UnmarshalJSON implements the json.Unmarshaler interface.
633 6093016fac88 Cross sections: started with implementation of web service (WIP). Sascha L. Teichmann <teichmann@intevation.de> parents: diff changeset	138 func (c *GeoJSONCoordinate) UnmarshalJSON(data []byte) error {
636 7a867e48b3c2 Cross sections: Enforce minimal length of coordinates components and coordinates in input linestrings. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 633 diff changeset	139 var pos []float64
633 6093016fac88 Cross sections: started with implementation of web service (WIP). Sascha L. Teichmann <teichmann@intevation.de> parents: diff changeset	140 if err := json.Unmarshal(data, &pos); err != nil {
6093016fac88 Cross sections: started with implementation of web service (WIP). Sascha L. Teichmann <teichmann@intevation.de> parents: diff changeset	141 return err
6093016fac88 Cross sections: started with implementation of web service (WIP). Sascha L. Teichmann <teichmann@intevation.de> parents: diff changeset	142 }
636 7a867e48b3c2 Cross sections: Enforce minimal length of coordinates components and coordinates in input linestrings. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 633 diff changeset	143 if len(pos) < 2 {
7a867e48b3c2 Cross sections: Enforce minimal length of coordinates components and coordinates in input linestrings. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 633 diff changeset	144 return errTooLessComponents
7a867e48b3c2 Cross sections: Enforce minimal length of coordinates components and coordinates in input linestrings. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 633 diff changeset	145 }
653 7aeacd7f150b Cross sections: Take and produce valid GeoJSON. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 652 diff changeset	146 *c = GeoJSONCoordinate{Lat: pos[0], Lon: pos[1]}
633 6093016fac88 Cross sections: started with implementation of web service (WIP). Sascha L. Teichmann <teichmann@intevation.de> parents: diff changeset	147 return nil
6093016fac88 Cross sections: started with implementation of web service (WIP). Sascha L. Teichmann <teichmann@intevation.de> parents: diff changeset	148 }
6093016fac88 Cross sections: started with implementation of web service (WIP). Sascha L. Teichmann <teichmann@intevation.de> parents: diff changeset	149
5601 1222b777f51f Made golint finally happy. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 4847 diff changeset	150 // UnmarshalJSON implements the json.Unmarshaler interface.
633 6093016fac88 Cross sections: started with implementation of web service (WIP). Sascha L. Teichmann <teichmann@intevation.de> parents: diff changeset	151 func (t *GeoJSONFeature) UnmarshalJSON(data []byte) error {
6093016fac88 Cross sections: started with implementation of web service (WIP). Sascha L. Teichmann <teichmann@intevation.de> parents: diff changeset	152 var s string
6093016fac88 Cross sections: started with implementation of web service (WIP). Sascha L. Teichmann <teichmann@intevation.de> parents: diff changeset	153 if err := json.Unmarshal(data, &s); err != nil {
6093016fac88 Cross sections: started with implementation of web service (WIP). Sascha L. Teichmann <teichmann@intevation.de> parents: diff changeset	154 return err
6093016fac88 Cross sections: started with implementation of web service (WIP). Sascha L. Teichmann <teichmann@intevation.de> parents: diff changeset	155 }
6093016fac88 Cross sections: started with implementation of web service (WIP). Sascha L. Teichmann <teichmann@intevation.de> parents: diff changeset	156 if s != "Feature" {
6093016fac88 Cross sections: started with implementation of web service (WIP). Sascha L. Teichmann <teichmann@intevation.de> parents: diff changeset	157 return errNoGeoJSONFeature
6093016fac88 Cross sections: started with implementation of web service (WIP). Sascha L. Teichmann <teichmann@intevation.de> parents: diff changeset	158 }
6093016fac88 Cross sections: started with implementation of web service (WIP). Sascha L. Teichmann <teichmann@intevation.de> parents: diff changeset	159 *t = GeoJSONFeature(s)
6093016fac88 Cross sections: started with implementation of web service (WIP). Sascha L. Teichmann <teichmann@intevation.de> parents: diff changeset	160 return nil
6093016fac88 Cross sections: started with implementation of web service (WIP). Sascha L. Teichmann <teichmann@intevation.de> parents: diff changeset	161 }
6093016fac88 Cross sections: started with implementation of web service (WIP). Sascha L. Teichmann <teichmann@intevation.de> parents: diff changeset	162
5601 1222b777f51f Made golint finally happy. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 4847 diff changeset	163 // UnmarshalJSON implements the json.Unmarshaler interface.
633 6093016fac88 Cross sections: started with implementation of web service (WIP). Sascha L. Teichmann <teichmann@intevation.de> parents: diff changeset	164 func (t *GeoJSONLineStringType) UnmarshalJSON(data []byte) error {
6093016fac88 Cross sections: started with implementation of web service (WIP). Sascha L. Teichmann <teichmann@intevation.de> parents: diff changeset	165 var s string
6093016fac88 Cross sections: started with implementation of web service (WIP). Sascha L. Teichmann <teichmann@intevation.de> parents: diff changeset	166 if err := json.Unmarshal(data, &s); err != nil {
6093016fac88 Cross sections: started with implementation of web service (WIP). Sascha L. Teichmann <teichmann@intevation.de> parents: diff changeset	167 return err
6093016fac88 Cross sections: started with implementation of web service (WIP). Sascha L. Teichmann <teichmann@intevation.de> parents: diff changeset	168 }
6093016fac88 Cross sections: started with implementation of web service (WIP). Sascha L. Teichmann <teichmann@intevation.de> parents: diff changeset	169 if s != "LineString" {
6093016fac88 Cross sections: started with implementation of web service (WIP). Sascha L. Teichmann <teichmann@intevation.de> parents: diff changeset	170 return errNoGeoJSONLineStringType
6093016fac88 Cross sections: started with implementation of web service (WIP). Sascha L. Teichmann <teichmann@intevation.de> parents: diff changeset	171 }
6093016fac88 Cross sections: started with implementation of web service (WIP). Sascha L. Teichmann <teichmann@intevation.de> parents: diff changeset	172 *t = GeoJSONLineStringType(s)
6093016fac88 Cross sections: started with implementation of web service (WIP). Sascha L. Teichmann <teichmann@intevation.de> parents: diff changeset	173 return nil
6093016fac88 Cross sections: started with implementation of web service (WIP). Sascha L. Teichmann <teichmann@intevation.de> parents: diff changeset	174 }
643 756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	175
5601 1222b777f51f Made golint finally happy. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 4847 diff changeset	176 // AsWKB serializes a line string as WKB.
645 794592cad75a Cross sections: Fixed SQL, endian, WKB and JSON encoding errors. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 643 diff changeset	177 func (lc GeoJSONLineCoordinates) AsWKB() []byte {
643 756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	178
1683 509e8728e846 Fixed pre-calculated size of 2D WKB line strings. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1324 diff changeset	179 size := 1 + 4 + 4 + len(lc)(28)
643 756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	180
756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	181 buf := bytes.NewBuffer(make([]byte, 0, size))
756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	182
2471 63475c8e710e Moved WKB constants to own package. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1683 diff changeset	183 binary.Write(buf, binary.LittleEndian, wkb.NDR)
63475c8e710e Moved WKB constants to own package. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1683 diff changeset	184 binary.Write(buf, binary.LittleEndian, wkb.LineString)
643 756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	185 binary.Write(buf, binary.LittleEndian, uint32(len(lc)))
756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	186
756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	187 for i := range lc {
756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	188 c := &lc[i]
653 7aeacd7f150b Cross sections: Take and produce valid GeoJSON. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 652 diff changeset	189 binary.Write(buf, binary.LittleEndian, math.Float64bits(c.Lat))
643 756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	190 binary.Write(buf, binary.LittleEndian, math.Float64bits(c.Lon))
756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	191 }
756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	192
645 794592cad75a Cross sections: Fixed SQL, endian, WKB and JSON encoding errors. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 643 diff changeset	193 return buf.Bytes()
643 756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	194 }
756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	195
5601 1222b777f51f Made golint finally happy. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 4847 diff changeset	196 // MarshalJSON implements ths json.Marshaler interface.
643 756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	197 func (cz GeoJSONCoordinateZ) MarshalJSON() ([]byte, error) {
756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	198 var buf bytes.Buffer
653 7aeacd7f150b Cross sections: Take and produce valid GeoJSON. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 652 diff changeset	199 fmt.Fprintf(&buf, "[%.8f,%.8f,%.8f]", cz.Lat, cz.Lon, cz.Z)
643 756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	200 return buf.Bytes(), nil
756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	201 }
756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	202
5601 1222b777f51f Made golint finally happy. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 4847 diff changeset	203 // Scan implements sql.Scanner interface.
643 756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	204 func (lcz *GeoJSONLineCoordinatesZ) Scan(src interface{}) error {
645 794592cad75a Cross sections: Fixed SQL, endian, WKB and JSON encoding errors. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 643 diff changeset	205 data, ok := src.([]byte)
643 756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	206 if !ok {
645 794592cad75a Cross sections: Fixed SQL, endian, WKB and JSON encoding errors. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 643 diff changeset	207 return errNoByteSlice
643 756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	208 }
756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	209 return lcz.FromWKB(data)
756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	210 }
756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	211
5601 1222b777f51f Made golint finally happy. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 4847 diff changeset	212 // FromWKB deserializes a line string from WKB.
645 794592cad75a Cross sections: Fixed SQL, endian, WKB and JSON encoding errors. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 643 diff changeset	213 func (lcz *GeoJSONLineCoordinatesZ) FromWKB(data []byte) error {
643 756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	214
645 794592cad75a Cross sections: Fixed SQL, endian, WKB and JSON encoding errors. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 643 diff changeset	215 r := bytes.NewReader(data)
643 756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	216
756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	217 endian, err := r.ReadByte()
756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	218
756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	219 var order binary.ByteOrder
756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	220
756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	221 switch {
756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	222 case err != nil:
756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	223 return err
2471 63475c8e710e Moved WKB constants to own package. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1683 diff changeset	224 case endian == wkb.NDR:
645 794592cad75a Cross sections: Fixed SQL, endian, WKB and JSON encoding errors. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 643 diff changeset	225 order = binary.LittleEndian
2471 63475c8e710e Moved WKB constants to own package. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1683 diff changeset	226 case endian == wkb.XDR:
645 794592cad75a Cross sections: Fixed SQL, endian, WKB and JSON encoding errors. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 643 diff changeset	227 order = binary.BigEndian
643 756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	228 default:
756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	229 return fmt.Errorf("unknown byte order %x", endian)
756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	230 }
756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	231
756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	232 var geomType uint32
756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	233 err = binary.Read(r, order, &geomType)
756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	234
756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	235 switch {
756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	236 case err != nil:
756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	237 return err
2471 63475c8e710e Moved WKB constants to own package. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1683 diff changeset	238 case geomType != wkb.LineStringZ:
645 794592cad75a Cross sections: Fixed SQL, endian, WKB and JSON encoding errors. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 643 diff changeset	239 return fmt.Errorf("unknown geometry type %x", geomType)
643 756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	240 }
756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	241
756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	242 var num uint32
756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	243 if err = binary.Read(r, order, &num); err != nil {
756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	244 return err
756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	245 }
756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	246
756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	247 coords := make(GeoJSONLineCoordinatesZ, num)
756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	248
756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	249 for i := range coords {
756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	250 c := &coords[i]
756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	251 for _, addr := range []*float64{&c.Lat, &c.Lon, &c.Z} {
756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	252 if err = binary.Read(r, order, addr); err != nil {
756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	253 return err
756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	254 }
756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	255 }
756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	256 }
756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	257
756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	258 *lcz = coords
756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	259
756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	260 return nil
756f3fc62da6 Cross sections: Using the database in the web service. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 636 diff changeset	261 }
648 cf62cb84fa23 Cross sections: Added a naive O(N^2) algorithm to join the neighbored line segments. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 645 diff changeset	262
5601 1222b777f51f Made golint finally happy. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 4847 diff changeset	263 // Equals checks if two coordinates are equal.
651 ce18231825a2 Cross sections: Small details on Equals Method of GeoJSONCoordinateZ (forget to commit). Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 648 diff changeset	264 func (cz GeoJSONCoordinateZ) Equals(other GeoJSONCoordinateZ) bool {
648 cf62cb84fa23 Cross sections: Added a naive O(N^2) algorithm to join the neighbored line segments. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 645 diff changeset	265 const (
cf62cb84fa23 Cross sections: Added a naive O(N^2) algorithm to join the neighbored line segments. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 645 diff changeset	266 xyEps = 1e-7
cf62cb84fa23 Cross sections: Added a naive O(N^2) algorithm to join the neighbored line segments. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 645 diff changeset	267 zEps = 1e-5
cf62cb84fa23 Cross sections: Added a naive O(N^2) algorithm to join the neighbored line segments. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 645 diff changeset	268 )
651 ce18231825a2 Cross sections: Small details on Equals Method of GeoJSONCoordinateZ (forget to commit). Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 648 diff changeset	269 return math.Abs(cz.Lat-other.Lat) < xyEps &&
648 cf62cb84fa23 Cross sections: Added a naive O(N^2) algorithm to join the neighbored line segments. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 645 diff changeset	270 math.Abs(cz.Lon-other.Lon) < xyEps &&
cf62cb84fa23 Cross sections: Added a naive O(N^2) algorithm to join the neighbored line segments. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 645 diff changeset	271 math.Abs(cz.Z-other.Z) < zEps
cf62cb84fa23 Cross sections: Added a naive O(N^2) algorithm to join the neighbored line segments. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 645 diff changeset	272 }
cf62cb84fa23 Cross sections: Added a naive O(N^2) algorithm to join the neighbored line segments. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 645 diff changeset	273
652 f5ecd1d72a6e Cross section: Replaced naive O(N^2) segment joining with a more clever one. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 651 diff changeset	274 func deg2rad(d float64) float64 { return d * math.Pi / 180.0 }
f5ecd1d72a6e Cross section: Replaced naive O(N^2) segment joining with a more clever one. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 651 diff changeset	275
5601 1222b777f51f Made golint finally happy. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 4847 diff changeset	276 // Distance calculates the spherical distance between two coords.
652 f5ecd1d72a6e Cross section: Replaced naive O(N^2) segment joining with a more clever one. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 651 diff changeset	277 func (cz GeoJSONCoordinateZ) Distance(other GeoJSONCoordinateZ) float64 {
f5ecd1d72a6e Cross section: Replaced naive O(N^2) segment joining with a more clever one. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 651 diff changeset	278
f5ecd1d72a6e Cross section: Replaced naive O(N^2) segment joining with a more clever one. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 651 diff changeset	279 const EarthRadius = 6378137.0
f5ecd1d72a6e Cross section: Replaced naive O(N^2) segment joining with a more clever one. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 651 diff changeset	280
f5ecd1d72a6e Cross section: Replaced naive O(N^2) segment joining with a more clever one. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 651 diff changeset	281 dLat := deg2rad(other.Lat - cz.Lat)
f5ecd1d72a6e Cross section: Replaced naive O(N^2) segment joining with a more clever one. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 651 diff changeset	282 dLng := math.Abs(deg2rad(other.Lon - cz.Lon))
f5ecd1d72a6e Cross section: Replaced naive O(N^2) segment joining with a more clever one. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 651 diff changeset	283
f5ecd1d72a6e Cross section: Replaced naive O(N^2) segment joining with a more clever one. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 651 diff changeset	284 if dLng > math.Pi {
f5ecd1d72a6e Cross section: Replaced naive O(N^2) segment joining with a more clever one. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 651 diff changeset	285 dLng = 2*math.Pi - dLng
f5ecd1d72a6e Cross section: Replaced naive O(N^2) segment joining with a more clever one. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 651 diff changeset	286 }
f5ecd1d72a6e Cross section: Replaced naive O(N^2) segment joining with a more clever one. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 651 diff changeset	287
f5ecd1d72a6e Cross section: Replaced naive O(N^2) segment joining with a more clever one. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 651 diff changeset	288 x := dLng * math.Cos(deg2rad((cz.Lat+other.Lat)/2.0))
f5ecd1d72a6e Cross section: Replaced naive O(N^2) segment joining with a more clever one. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 651 diff changeset	289 return math.Sqrt(dLatdLat+xx) * EarthRadius
f5ecd1d72a6e Cross section: Replaced naive O(N^2) segment joining with a more clever one. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 651 diff changeset	290 }
808 e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	291
5601 1222b777f51f Made golint finally happy. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 4847 diff changeset	292 // FromWKB deserializes a line strinf from WKB.
808 e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	293 func (mls *GeoJSONMultiLineCoordinatesZ) FromWKB(data []byte) error {
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	294 r := bytes.NewReader(data)
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	295
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	296 var order binary.ByteOrder
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	297
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	298 endian, err := r.ReadByte()
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	299
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	300 switch {
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	301 case err != nil:
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	302 return err
2471 63475c8e710e Moved WKB constants to own package. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1683 diff changeset	303 case endian == wkb.NDR:
808 e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	304 order = binary.LittleEndian
2471 63475c8e710e Moved WKB constants to own package. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1683 diff changeset	305 case endian == wkb.XDR:
808 e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	306 order = binary.BigEndian
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	307 default:
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	308 return fmt.Errorf("unknown byte order %x", endian)
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	309 }
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	310
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	311 var geomType uint32
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	312 err = binary.Read(r, order, &geomType)
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	313
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	314 switch {
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	315 case err != nil:
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	316 return err
2471 63475c8e710e Moved WKB constants to own package. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1683 diff changeset	317 case geomType != wkb.MultiLineStringZ:
808 e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	318 return fmt.Errorf("unknown geometry type %d", geomType)
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	319 }
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	320
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	321 var numLines uint32
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	322 if err = binary.Read(r, order, &numLines); err != nil {
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	323 return err
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	324 }
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	325
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	326 lines := make(GeoJSONMultiLineCoordinatesZ, numLines)
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	327
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	328 for i := range lines {
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	329 endian, err = r.ReadByte()
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	330
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	331 switch {
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	332 case err != nil:
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	333 return err
2471 63475c8e710e Moved WKB constants to own package. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1683 diff changeset	334 case endian == wkb.NDR:
808 e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	335 order = binary.LittleEndian
2471 63475c8e710e Moved WKB constants to own package. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1683 diff changeset	336 case endian == wkb.XDR:
808 e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	337 order = binary.BigEndian
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	338 default:
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	339 return fmt.Errorf("unknown byte order %x", endian)
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	340 }
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	341
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	342 err = binary.Read(r, order, &geomType)
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	343 switch {
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	344 case err != nil:
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	345 return err
2471 63475c8e710e Moved WKB constants to own package. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 1683 diff changeset	346 case geomType != wkb.LineStringZ:
808 e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	347 return fmt.Errorf("unknown geometry type %d", geomType)
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	348 }
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	349
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	350 var numPoints uint32
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	351 if err = binary.Read(r, order, &numPoints); err != nil {
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	352 return err
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	353 }
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	354
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	355 points := make(GeoJSONLineCoordinatesZ, numPoints)
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	356 for j := range points {
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	357 var lat, lon, z uint64
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	358 if err = binary.Read(r, order, &lat); err != nil {
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	359 return err
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	360 }
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	361 if err = binary.Read(r, order, &lon); err != nil {
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	362 return err
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	363 }
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	364 if err = binary.Read(r, order, &z); err != nil {
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	365 return err
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	366 }
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	367 c := &points[j]
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	368 c.Lat = math.Float64frombits(lat)
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	369 c.Lon = math.Float64frombits(lon)
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	370 c.Z = math.Float64frombits(z)
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	371 }
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	372 lines[i] = points
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	373 }
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	374
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	375 *mls = lines
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	376
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	377 return nil
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	378 }
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	379
5601 1222b777f51f Made golint finally happy. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 4847 diff changeset	380 // Scan implements the sql.Scanner interface.
808 e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	381 func (mls *GeoJSONMultiLineCoordinatesZ) Scan(src interface{}) error {
895 3bb275235c89 Let GeoJSONMultiLineCoordinatesZ be nil when scanned from DB. Sascha L. Teichmann <teichmann@intevation.de> parents: 808 diff changeset	382 if src == nil {
3bb275235c89 Let GeoJSONMultiLineCoordinatesZ be nil when scanned from DB. Sascha L. Teichmann <teichmann@intevation.de> parents: 808 diff changeset	383 return nil
3bb275235c89 Let GeoJSONMultiLineCoordinatesZ be nil when scanned from DB. Sascha L. Teichmann <teichmann@intevation.de> parents: 808 diff changeset	384 }
808 e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	385 data, ok := src.([]byte)
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	386 if !ok {
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	387 return errNoByteSlice
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	388 }
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	389 return mls.FromWKB(data)
e10a8a682297 Cross sections: Clip result against area of the sounding result. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 801 diff changeset	390 }

Mercurial > gemma

annotate pkg/models/cross.go @ 5688:6281c18b109f sr-v2