/
index.html
240 lines (181 loc) · 7.48 KB
/
index.html
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
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
<!DOCTYPE html>
<!-- include three.js -->
<script src='js/three.js/three.js'></script>
<!-- include js-aruco -->
<script src='js/js-aruco/svd.js'></script>
<script src='js/js-aruco/posit1-patched.js'></script>
<script src='js/js-aruco/cv.js'></script>
<script src='js/js-aruco/aruco.js'></script>
<!-- include some extensions -->
<script src='js/threex/threex.webcamgrabbing.js'></script>
<script src='js/threex/threex.imagegrabbing.js'></script>
<script src='js/threex/threex.videograbbing.js'></script>
<script src='js/threex/threex.jsarucomarker.js'></script>
<script src='../data.js'></script>
<script src='../esViz.js'></script>
<body style='margin: 0px; overflow: hidden;'>
<script>
//////////////////////////////////////////////////////////////////////////////////
// Test if the browser support WebGL and getUserMedia
//////////////////////////////////////////////////////////////////////////////////
;(function(){
// TODO backport those 2 in Detector.js
var hasGetUserMedia = (navigator.getUserMedia || navigator.webkitGetUserMedia || navigator.mozGetUserMedia || navigator.msGetUserMedia) ? true : false
var hasMediaStreamTrackSources = MediaStreamTrack.getSources ? true : false
var hasWebGL = ( function () { try { var canvas = document.createElement( 'canvas' ); return !! ( window.WebGLRenderingContext && ( canvas.getContext( 'webgl' ) || canvas.getContext( 'experimental-webgl' ) ) ); } catch ( e ) { return false; } } )()
if( hasWebGL === false ){
alert('your browser doesn\'t support navigator.getUserMedia()')
}
if( hasMediaStreamTrackSources === false ){
alert('your browser doesn\'t support MediaStreamTrack.getSources()')
}
if( hasGetUserMedia === false ){
alert('your browser doesn\'t support navigator.getUserMedia()')
}
})()
//////////////////////////////////////////////////////////////////////////////////
// enabled/disable
//////////////////////////////////////////////////////////////////////////////////
var detectMarkersEnabled = true
var markerToObject3DEnabled = true
var webglRenderEnabled = true
//////////////////////////////////////////////////////////////////////////////////
// Init
//////////////////////////////////////////////////////////////////////////////////
// init renderer
var renderer = new THREE.WebGLRenderer({
antialias : true,
alpha : true,
});
renderer.setSize( window.innerWidth, window.innerHeight );
document.body.appendChild( renderer.domElement );
// array of functions for the rendering loop
var onRenderFcts = [];
// init scene and camera
var scene = new THREE.Scene()
var camera = new THREE.PerspectiveCamera(40, window.innerWidth / window.innerHeight, 0.01, 1000);
camera.position.z = 2;
//////////////////////////////////////////////////////////////////////////////////
// set 3 point lighting //
//////////////////////////////////////////////////////////////////////////////////
;(function(){
var object3d = new THREE.AmbientLight(0x101010)
object3d.name = 'Ambient light'
scene.add(object3d)
var object3d = new THREE.DirectionalLight('white', 0.1*1.6)
object3d.position.set(2.6,1,3).setLength(1)
object3d.name = 'Back light'
scene.add(object3d)
var object3d = new THREE.DirectionalLight('white', 0.375*1.6)
object3d.position.set(-2, -1, 0)
object3d.name = 'Key light'
scene.add(object3d)
var object3d = new THREE.DirectionalLight('white', 0.8*1)
object3d.position.set(3, 3, 2)
object3d.name = 'Fill light'
scene.add(object3d)
})()
//////////////////////////////////////////////////////////////////////////////////
// create a markerObject3D
//////////////////////////////////////////////////////////////////////////////////
var markerObject3D = new THREE.Object3D()
scene.add(markerObject3D)
//////////////////////////////////////////////////////////////////////////////////
// add an object in the markerObject3D
//////////////////////////////////////////////////////////////////////////////////
// add some debug display
;(function(){
// REFERENCE FRAME MARKERS
// var geometry = new THREE.PlaneGeometry(1,1,10,10)
// var material = new THREE.MeshBasicMaterial( {
// wireframe : true
// })
//var mesh = new THREE.Mesh(geometry, material);
// markerObject3D.add( mesh );
// var axis = new THREE.AxisHelper
// markerObject3D.add( axis );
})()
// add a awesome logo to the scene
;(function(){
// start visualization ( esViz.js )
esViz.init( markerObject3D )
})()
//////////////////////////////////////////////////////////////////////////////////
// render the whole thing on the page
//////////////////////////////////////////////////////////////////////////////////
// handle window resize
window.addEventListener('resize', function(){
renderer.setSize( window.innerWidth, window.innerHeight )
camera.aspect = window.innerWidth / window.innerHeight
camera.updateProjectionMatrix()
}, false)
// render the scene
onRenderFcts.push(function(){
if( webglRenderEnabled === true ){
renderer.render( scene, camera );
}
})
// run the rendering loop
var previousTime = performance.now()
requestAnimationFrame(function animate(now){
requestAnimationFrame( animate );
onRenderFcts.forEach(function(onRenderFct){
onRenderFct(now, now - previousTime)
})
previousTime = now
})
//////////////////////////////////////////////////////////////////////////////////
// Do the Augmented Reality part
//////////////////////////////////////////////////////////////////////////////////
// init the marker recognition
var jsArucoMarker = new THREEx.JsArucoMarker()
// if no specific image source is specified, take the webcam by default
if( location.hash === '' ) location.hash = '#webcam'
// init the image source grabbing
if( location.hash === '#video' ){
var videoGrabbing = new THREEx.VideoGrabbing()
jsArucoMarker.videoScaleDown = 2
}else if( location.hash === '#webcam' ){
var videoGrabbing = new THREEx.WebcamGrabbing()
jsArucoMarker.videoScaleDown = 2
}else if( location.hash === '#image' ){
var videoGrabbing = new THREEx.ImageGrabbing()
jsArucoMarker.videoScaleDown = 10
}else console.assert(false)
// attach the videoGrabbing.domElement to the body
document.body.appendChild(videoGrabbing.domElement)
//////////////////////////////////////////////////////////////////////////////////
// Process video source to find markers
//////////////////////////////////////////////////////////////////////////////////
// set the markerObject3D as visible
markerObject3D.visible = true
// process the image source with the marker recognition
// DAVE -- ADDING SOME PERSISTENCE TO MAKE THE TRACKING NOT SO JUMPY
var falseCount = 0;
var isDetected = false;
onRenderFcts.push(function(){
// DAVE -- ADDING SOME PERSISTENCE
isDetected = false;
if( detectMarkersEnabled === false ) return
var domElement = videoGrabbing.domElement
var markers = jsArucoMarker.detectMarkers(domElement)
if( markerToObject3DEnabled === false ) return
// DAVE -- ADDING SOME PERSISTENCE
if(falseCount > 10) {
markerObject3D.visible = false;
}
// see if this.markerId has been found
markers.forEach(function(marker){
// if( marker.id !== 265 ) return
jsArucoMarker.markerToObject3D(marker, markerObject3D)
markerObject3D.visible = true
// DAVE -- ADDING SOME PERSISTENCE
falseCount = 0;
var isDetected = true;
})
// DAVE -- ADDING SOME PERSISTENCE
if(! isDetected) {
falseCount += 1;
}
})
</script></body>