Skip to content

GitLab

Switch branch/tag
Find file Normal viewHistoryPermalink
3D Tiles BIM.html 6.47 KB
Newer Older
Schaaf's avatar
Initial commit  
Schaaf committed
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224 
<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="utf-8" />
    <meta http-equiv="X-UA-Compatible" content="IE=edge" />
    <meta
      name="viewport"
      content="width=device-width, initial-scale=1, maximum-scale=1, minimum-scale=1, user-scalable=no"
    />
    <meta
      name="description"
      content="A sample BIM dataset rendered with 3D Tiles."
    />
    <meta name="cesium-sandcastle-labels" content="Showcases, 3D Tiles" />
    <title>Cesium Demo</title>
    <script type="text/javascript" src="../Sandcastle-header.js"></script>
    <script
      type="text/javascript"
      src="../../../Build/CesiumUnminified/Cesium.js"
      nomodule
    ></script>
    <script type="module" src="../load-cesium-es6.js"></script>
  </head>
  <body
    class="sandcastle-loading"
    data-sandcastle-bucket="bucket-requirejs.html"
  >
    <style>
      @import url(../templates/bucket.css);
    </style>
    <div id="cesiumContainer" class="fullSize"></div>
    <div id="loadingOverlay"><h1>Loading...</h1></div>
    <div id="toolbar"></div>
    <script id="cesium_sandcastle_script">
      function startup(Cesium) {
        "use strict";
        //Sandcastle_Begin
        // Power Plant design model provided by Bentley Systems
        var viewer = new Cesium.Viewer("cesiumContainer");
        var scene = viewer.scene;

        var tileset = scene.primitives.add(
          new Cesium.Cesium3DTileset({
            url: Cesium.IonResource.fromAssetId(8564),
          })
        );

        tileset.readyPromise
          .then(function (tileset) {
            viewer.zoomTo(
              tileset,
              new Cesium.HeadingPitchRange(
                0.5,
                -0.2,
                tileset.boundingSphere.radius * 4.0
              )
            );
          })
          .otherwise(function (error) {
            console.log(error);
          });

        tileset.colorBlendMode = Cesium.Cesium3DTileColorBlendMode.REPLACE;

        var selectedFeature;
        var picking = false;

        Sandcastle.addToggleButton("Per-feature selection", false, function (
          checked
        ) {
          picking = checked;
          if (!picking) {
            unselectFeature(selectedFeature);
          }
        });

        function selectFeature(feature) {
          var element = feature.getProperty("element");
          setElementColor(element, Cesium.Color.YELLOW);
          selectedFeature = feature;
        }

        function unselectFeature(feature) {
          if (!Cesium.defined(feature)) {
            return;
          }
          var element = feature.getProperty("element");
          setElementColor(element, Cesium.Color.WHITE);
          if (feature === selectedFeature) {
            selectedFeature = undefined;
          }
        }

        var handler = new Cesium.ScreenSpaceEventHandler(scene.canvas);
        handler.setInputAction(function (movement) {
          if (!picking) {
            return;
          }

          var feature = scene.pick(movement.endPosition);

          unselectFeature(selectedFeature);

          if (feature instanceof Cesium.Cesium3DTileFeature) {
            selectFeature(feature);
          }
        }, Cesium.ScreenSpaceEventType.MOUSE_MOVE);

        // In this tileset every feature has an "element" property which is a global ID.
        // This property is used to associate features across different tiles and LODs.
        // Workaround until 3D Tiles has the concept of global batch ids: https://github.com/CesiumGS/3d-tiles/issues/265
        var elementMap = {}; // Build a map of elements to features.
        var hiddenElements = [
          112001,
          113180,
          131136,
          113167,
          71309,
          109652,
          111178,
          113156,
          113170,
          124846,
          114076,
          131122,
          113179,
          114325,
          131134,
          113164,
          113153,
          113179,
          109656,
          114095,
          114093,
          39225,
          39267,
          113149,
          113071,
          112003,
          39229,
          113160,
          39227,
          39234,
          113985,
          39230,
          112004,
          39223,
        ];

        function getElement(feature) {
          return parseInt(feature.getProperty("element"), 10);
        }

        function setElementColor(element, color) {
          var featuresToColor = elementMap[element];
          var length = featuresToColor.length;
          for (var i = 0; i < length; ++i) {
            var feature = featuresToColor[i];
            feature.color = Cesium.Color.clone(color, feature.color);
          }
        }

        function unloadFeature(feature) {
          unselectFeature(feature);
          var element = getElement(feature);
          var features = elementMap[element];
          var index = features.indexOf(feature);
          if (index > -1) {
            features.splice(index, 1);
          }
        }

        function loadFeature(feature) {
          var element = getElement(feature);
          var features = elementMap[element];
          if (!Cesium.defined(features)) {
            features = [];
            elementMap[element] = features;
          }
          features.push(feature);

          if (hiddenElements.indexOf(element) > -1) {
            feature.show = false;
          }
        }

        function processContentFeatures(content, callback) {
          var featuresLength = content.featuresLength;
          for (var i = 0; i < featuresLength; ++i) {
            var feature = content.getFeature(i);
            callback(feature);
          }
        }

        function processTileFeatures(tile, callback) {
          var content = tile.content;
          var innerContents = content.innerContents;
          if (Cesium.defined(innerContents)) {
            var length = innerContents.length;
            for (var i = 0; i < length; ++i) {
              processContentFeatures(innerContents[i], callback);
            }
          } else {
            processContentFeatures(content, callback);
          }
        }

        tileset.tileLoad.addEventListener(function (tile) {
          processTileFeatures(tile, loadFeature);
        });

        tileset.tileUnload.addEventListener(function (tile) {
          processTileFeatures(tile, unloadFeature);
        });
        //Sandcastle_End
        Sandcastle.finishedLoading();
      }
      if (typeof Cesium !== "undefined") {
        window.startupCalled = true;
        startup(Cesium);
      }
    </script>
  </body>
</html>

Dies ist die Gitlab-Instanz des Transferportals der Hochschule für Technik Stuttgart. Hier geht es zurück zum Portal