CHAPTER 9
802
Multimedia Features
/3DD 201 0 R
>>
endobj
102 0 obj
<< /Type /Annot
/Subtype /3D
/3DD 201 0 R
>>
endobj
% Reference to a 3D reference dictionary
% 3D annotation 3
% Reference to the same 3D reference dictionary
200 0 obj
% The 3D stream
<< /Type /3D
/Subtype /U3D
... other keys related to a stream, such as /Length
>>
stream
... U3D data...
endstream
endobj
201 0 obj
<< /Type /3DRef
/3DD 200 0 R
>>
endobj
% 3D reference dictionary
% Reference to the actual 3D artwork.
Annotation 1
1
5
2
A
E
B
1
5
Annotation 2
2
A
E
B
Annotation 3
1
5
2
A
E
B
FIGURE 9.1
Default view of artwork