1 ///////////////////////////////////////////////////////////////////////////
2 //
3 // Copyright (c) 2004, Industrial Light & Magic, a division of Lucas
4 // Digital Ltd. LLC
5 //
6 // All rights reserved.
7 //
8 // Redistribution and use in source and binary forms, with or without
9 // modification, are permitted provided that the following conditions are
10 // met:
11 // * Redistributions of source code must retain the above copyright
12 // notice, this list of conditions and the following disclaimer.
13 // * Redistributions in binary form must reproduce the above
14 // copyright notice, this list of conditions and the following disclaimer
15 // in the documentation and/or other materials provided with the
16 // distribution.
17 // * Neither the name of Industrial Light & Magic nor the names of
18 // its contributors may be used to endorse or promote products derived
19 // from this software without specific prior written permission.
20 //
21 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
22 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
23 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
24 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
25 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
26 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
27 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
28 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
29 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
30 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
31 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
32 //
33 ///////////////////////////////////////////////////////////////////////////
34
35
36 //-----------------------------------------------------------------------------
37 //
38 // class TileDescriptionAttribute
39 //
40 //-----------------------------------------------------------------------------
41
42 #include <ImfTileDescriptionAttribute.h>
43
44
45 namespace Imf {
46
47
48 template <>
49 const char *
staticTypeName()50 TileDescriptionAttribute::staticTypeName ()
51 {
52 return "tiledesc";
53 }
54
55
56 template <>
57 void
writeValueTo(OStream & os,int) const58 TileDescriptionAttribute::writeValueTo (OStream &os, int) const
59 {
60 Xdr::write <StreamIO> (os, _value.xSize);
61 Xdr::write <StreamIO> (os, _value.ySize);
62
63 unsigned char tmp = _value.mode | (_value.roundingMode << 4);
64 Xdr::write <StreamIO> (os, tmp);
65 }
66
67
68 template <>
69 void
readValueFrom(IStream & is,int,int)70 TileDescriptionAttribute::readValueFrom (IStream &is,
71 int,
72 int)
73 {
74 Xdr::read <StreamIO> (is, _value.xSize);
75 Xdr::read <StreamIO> (is, _value.ySize);
76
77 unsigned char tmp;
78 Xdr::read <StreamIO> (is, tmp);
79 _value.mode = LevelMode (tmp & 0x0f);
80 _value.roundingMode = LevelRoundingMode ((tmp >> 4) & 0x0f);
81
82 }
83
84
85 } // namespace Imf
86