1 /*
2 * Copyright (c) 2011-2015, Intel Corporation
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without modification,
6 * are permitted provided that the following conditions are met:
7 *
8 * 1. Redistributions of source code must retain the above copyright notice, this
9 * list of conditions and the following disclaimer.
10 *
11 * 2. Redistributions in binary form must reproduce the above copyright notice,
12 * this list of conditions and the following disclaimer in the documentation and/or
13 * other materials provided with the distribution.
14 *
15 * 3. Neither the name of the copyright holder nor the names of its contributors
16 * may be used to endorse or promote products derived from this software without
17 * specific prior written permission.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
21 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
22 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
23 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
24 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
25 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
26 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
28 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 */
30 #include "LinearParameterAdaptation.h"
31
32 #define base CParameterAdaptation
33
34 using std::string;
35
CLinearParameterAdaptation()36 CLinearParameterAdaptation::CLinearParameterAdaptation() : base("Linear")
37 {
38 }
39
CLinearParameterAdaptation(const string & strType)40 CLinearParameterAdaptation::CLinearParameterAdaptation(const string &strType) : base(strType)
41 {
42 }
43
44 // Element properties
showProperties(string & strResult) const45 void CLinearParameterAdaptation::showProperties(string &strResult) const
46 {
47 base::showProperties(strResult);
48
49 // SlopeNumerator
50 strResult += " - SlopeNumerator: ";
51 strResult += std::to_string(_dSlopeNumerator);
52 strResult += "\n";
53
54 // SlopeDenominator
55 strResult += " - SlopeDenominator: ";
56 strResult += std::to_string(_dSlopeDenominator);
57 strResult += "\n";
58 }
59
60 // From IXmlSink
fromXml(const CXmlElement & xmlElement,CXmlSerializingContext & serializingContext)61 bool CLinearParameterAdaptation::fromXml(const CXmlElement &xmlElement,
62 CXmlSerializingContext &serializingContext)
63 {
64 // Get SlopeNumerator
65 xmlElement.getAttribute("SlopeNumerator", _dSlopeNumerator);
66
67 // Get SlopeDenominator
68 if (xmlElement.getAttribute("SlopeDenominator", _dSlopeDenominator) &&
69 (_dSlopeDenominator == 0)) {
70
71 // Avoid by 0 division errors
72 serializingContext.setError("SlopeDenominator attribute can't be 0 on element" +
73 xmlElement.getPath());
74 return false;
75 }
76
77 // Base
78 return base::fromXml(xmlElement, serializingContext);
79 }
80
81 // Conversions
fromUserValue(double dValue) const82 int64_t CLinearParameterAdaptation::fromUserValue(double dValue) const
83 {
84 return base::fromUserValue(dValue * _dSlopeNumerator / _dSlopeDenominator);
85 }
86
toUserValue(int64_t iValue) const87 double CLinearParameterAdaptation::toUserValue(int64_t iValue) const
88 {
89 return base::toUserValue(iValue) * _dSlopeDenominator / _dSlopeNumerator;
90 }
91