1 |
<?xml version="1.0" encoding="UTF-8"?>
|
2 |
<!DOCTYPE X3D PUBLIC "ISO//Web3D//DTD X3D 3.3//EN" "https://www.web3d.org/specifications/x3d-3.3.dtd">
|
3 | <X3D profile='Immersive' version='3.3' xmlns:xsd='http://www.w3.org/2001/XMLSchema-instance' xsd:noNamespaceSchemaLocation='https://www.web3d.org/specifications/x3d-3.3.xsd'> |
4 | <head> |
5 | <meta name='title' content='CreaseAngle.x3d'/> |
6 | <meta name='description' content='creaseAngle demonstration: select and drag upper halves of quadrilaterals to change creaseAngle and shading.'/> |
7 | <meta name='creator' content='John L. Moreland'/> |
8 | <meta name='translator' content='Don Brutzman'/> |
9 | <meta name='created' content='1 July 1998'/> |
10 | <meta name='translated' content='2 February 2014'/> |
11 | <meta name='modified' content='20 October 2019'/> |
12 | <meta name='reference' content='originals/creangle.wrl'/> |
13 | <meta name='reference' content='http://www.siggraph.org/s98'/> |
14 | <meta name='reference' content='http://www.siggraph.org/s98/conference/courses/18.html'/> |
15 | <meta name='reference' content='http://www.sdsc.edu/~moreland/courses/Siggraph98/vrml97/slides/mt0243.htm'/> |
16 | <meta name='reference' content='http://www.sdsc.edu/~moreland/courses/Siggraph98/vrml97/vrml97.htm'/> |
17 | <meta name='reference' content='https://www.web3d.org/x3d/content/examples/X3dResources.html'/> |
18 | <meta name='identifier' content='https://www.web3d.org/x3d/content/examples/Vrml2Sourcebook/Siggraph98Course/CreaseAngle.x3d'/> |
19 | <meta name='generator' content='Vrml97ToX3dNist, http://ovrt.nist.gov/v2_x3d.html'/> |
20 | <meta name='generator' content='X3D-Edit, https://savage.nps.edu/X3D-Edit'/> |
21 | <meta name='license' content='../license.html'/> |
22 | </head> |
23 | <Scene> |
24 | <WorldInfo info='"copyright (c) 1997, John L. Moreland"' title='Crease angle demonstration'/> |
25 | <Viewpoint centerOfRotation='0 0.85 0' description='Front Face' orientation='0 1 0 -0.62' position='-2 0.85 3'/> |
26 | <Viewpoint centerOfRotation='0 0.85 0' description='Back Face' orientation='0.0 1.0 0.0 0.62' position='2.4 0.85 3.0'/> |
27 | <NavigationInfo/> |
28 | <DirectionalLight color='1.0 0.0 0.0' direction='0.0 -1.0 0.1'/> |
29 | <DirectionalLight color='0.0 0.0 1.0' direction='0.0 1.0 -0.1'/> |
30 | <Transform translation='-1.1 0.0 0.0'> |
31 | <Shape> |
32 | |
33 | <Material ambientIntensity='0.5' diffuseColor='1.0 1.0 1.0'/> |
34 | </Appearance> |
35 | <IndexedFaceSet solid='false' coordIndex='0 1 4 5 0 -1 1 2 3 4 1 -1'> |
36 |
<!-- ROUTE information for Crd1 node:
[from CI.value_changed to set_point
]
-->
<Coordinate DEF='Crd1' point='0.0 0.0 1.0 0.0 1.0 1.0 0.0 2.0 1.0 0.0 2.0 -1.0 0.0 1.0 -1.0 0.0 0.0 -1.0'/> |
37 | </IndexedFaceSet> |
38 | </Shape> |
39 | <Transform translation='0.0 1.0 1.2'> |
40 | <Billboard> |
41 | <Shape> |
42 | |
43 | <Material diffuseColor='1.0 0.0 0.0'/> |
44 | </Appearance> |
45 | <Text string='"0.0"'> |
46 | |
47 | </Text> |
48 | </Shape> |
49 |
<!-- Transform
bendAngleLabel is a DEF node that has 2 USE nodes: USE_1, USE_2 -->
<Transform DEF='bendAngleLabel' translation='0.0 -0.1 0.0'> |
50 | <Shape> |
51 | <Appearance> |
52 | <Material diffuseColor='0.0 0.5 0.0'/> |
53 | </Appearance> |
54 |
<!-- ROUTE information for bendAngle node:
[from Scr.label_changed to set_string
]
-->
<Text DEF='bendAngle' string='"0.0"'> |
55 | <FontStyle USE='FntStyle'/> |
56 | </Text> |
57 | </Shape> |
58 | </Transform> |
59 | </Billboard> |
60 | </Transform> |
61 | </Transform> |
62 | <Transform> |
63 | <Shape> |
64 | <Appearance USE='White'/> |
65 | <IndexedFaceSet creaseAngle='0.785' solid='false' coordIndex='0 1 4 5 0 -1 1 2 3 4 1 -1'> |
66 |
<!-- ROUTE information for Crd2 node:
[from CI.value_changed to set_point
]
-->
<Coordinate DEF='Crd2' point='0.0 0.0 1.0 0.0 1.0 1.0 0.0 2.0 1.0 0.0 2.0 -1.0 0.0 1.0 -1.0 0.0 0.0 -1.0'/> |
67 | </IndexedFaceSet> |
68 | </Shape> |
69 | <Transform translation='0.0 1.0 1.2'> |
70 | <Billboard> |
71 | <Shape> |
72 | <Appearance USE='FntColor'/> |
73 | <Text string='"0.785"'> |
74 | <FontStyle USE='FntStyle'/> |
75 | </Text> |
76 | </Shape> |
77 | <Transform USE='bendAngleLabel'/> |
78 | </Billboard> |
79 | </Transform> |
80 | </Transform> |
81 | <Transform translation='1.1 0.0 0.0'> |
82 | <Shape> |
83 | <Appearance USE='White'/> |
84 | <IndexedFaceSet creaseAngle='1.57' solid='false' coordIndex='0 1 4 5 0 -1 1 2 3 4 1 -1'> |
85 |
<!-- ROUTE information for Crd3 node:
[from CI.value_changed to set_point
]
-->
<Coordinate DEF='Crd3' point='0.0 0.0 1.0 0.0 1.0 1.0 0.0 2.0 1.0 0.0 2.0 -1.0 0.0 1.0 -1.0 0.0 0.0 -1.0'/> |
86 | </IndexedFaceSet> |
87 | </Shape> |
88 | <Transform translation='0.0 1.0 1.2'> |
89 | <Billboard> |
90 | <Shape> |
91 | <Appearance USE='FntColor'/> |
92 | <Text string='"1.57"'> |
93 | <FontStyle USE='FntStyle'/> |
94 | </Text> |
95 | </Shape> |
96 | <Transform USE='bendAngleLabel'/> |
97 | </Billboard> |
98 | </Transform> |
99 | </Transform> |
100 |
<!-- ROUTE information for PS node:
[from translation_changed to Scr.set_translation
]
-->
<PlaneSensor DEF='PS' description='Select and drag upper halves of quads to change creaseAngle and shading' maxPosition='6.283 1.57'/> |
101 |
<!-- ROUTE information for Scr node:
[from PS.translation_changed to set_translation
]
[from fraction_changed to CI.set_fraction
]
[from label_changed to bendAngle.set_string
]
-->
<Script DEF='Scr'> |
102 | <field name='label_changed' type='MFString' accessType='outputOnly'/> |
103 | <field name='set_translation' type='SFVec3f' accessType='inputOnly'/> |
104 | <field name='fraction_changed' type='SFFloat' accessType='outputOnly'/> |
<![CDATA[
ecmascript: function set_translation( tran, et ) { tempCA = tran[0] / 4.0; if ( tempCA < 0.00 ) tempCA = 0.0; if ( tempCA > 1.57 ) tempCA = 1.57; fraction_changed = tempCA; // Hacks to get truncation/formatting tempCA = (Math.floor(tempCA*1000)/1000.0); if ( (tempCA > 0.1) && (tempCA < 1.0) ) tempCA = '0' + tempCA; if ( tempCA <= 0.0 ) tempCA = tempCA + '.' + '0'; label_changed[0] = tempCA; }
]]>
|
|
106 | </Script> |
107 |
<!-- ROUTE information for CI node:
[from Scr.fraction_changed to set_fraction
]
[from value_changed to Crd1.set_point
]
[from value_changed to Crd2.set_point
]
[from value_changed to Crd3.set_point
]
-->
<CoordinateInterpolator DEF='CI' key='0.0 1.57' keyValue='0.0 0.0 1.0 0.0 1.0 1.0 0.0 2.0 1.0 0.0 2.0 -1.0 0.0 1.0 -1.0 0.0 0.0 -1.0 0.0 0.0 1.0 0.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 -1.0 0.0 1.0 -1.0 0.0 0.0 -1.0'/> |
108 | < ROUTE fromNode='PS' fromField='translation_changed' toNode='Scr' toField='set_translation'/> |
109 | < ROUTE fromNode='Scr' fromField='fraction_changed' toNode='CI' toField='set_fraction'/> |
110 | < ROUTE fromNode='Scr' fromField='label_changed' toNode='bendAngle' toField='set_string'/> |
111 | < ROUTE fromNode='CI' fromField='value_changed' toNode='Crd1' toField='set_point'/> |
112 | < ROUTE fromNode='CI' fromField='value_changed' toNode='Crd2' toField='set_point'/> |
113 | < ROUTE fromNode='CI' fromField='value_changed' toNode='Crd3' toField='set_point'/> |
114 | </Scene> |
115 | </X3D> |
Event Graph ROUTE Table entries with 6 ROUTE connections total, showing X3D event-model relationships for this scene.
Each row shows an event cascade that may occur during a single timestamp interval between frame renderings, as part of the X3D execution model.
PS
PlaneSensor translation_changed SFVec3f |
Scr
Script set_translation SFVec3f |
then
|
Scr
Script fraction_changed SFFloat |
CI
CoordinateInterpolator set_fraction SFFloat |
then
|
CI
CoordinateInterpolator value_changed MFVec3f |
Crd1
Coordinate set_point MFVec3f |
|||
then
|
CI
CoordinateInterpolator value_changed MFVec3f |
Crd2
Coordinate set_point MFVec3f |
||||||||
then
|
CI
CoordinateInterpolator value_changed MFVec3f |
Crd3
Coordinate set_point MFVec3f |
||||||||
then
|
Scr
Script label_changed MFString |
bendAngle
Text set_string MFString |
<!--
Color legend: X3D terminology
<X3dNode
DEF='idName' field='value'/>
matches XML terminology
<XmlElement
DEF='idName' attribute='value'/>
(Light-blue background: event-based behavior node or statement)
(Grey background inside box: inserted documentation)
(Magenta background: X3D Extensibility)
-->
<!-- For additional help information about X3D scenes, please see X3D Tooltips, X3D Resources, and X3D Scene Authoring Hints. -->