| Patrick Benavoli | ee65e6d | 2011-11-20 18:52:24 +0100 | [diff] [blame^] | 1 | /* <auto_header> |
| 2 | * <FILENAME> |
| 3 | * |
| 4 | * INTEL CONFIDENTIAL |
| 5 | * Copyright © 2011 Intel |
| 6 | * Corporation All Rights Reserved. |
| 7 | * |
| 8 | * The source code contained or described herein and all documents related to |
| 9 | * the source code ("Material") are owned by Intel Corporation or its suppliers |
| 10 | * or licensors. Title to the Material remains with Intel Corporation or its |
| 11 | * suppliers and licensors. The Material contains trade secrets and proprietary |
| 12 | * and confidential information of Intel or its suppliers and licensors. The |
| 13 | * Material is protected by worldwide copyright and trade secret laws and |
| 14 | * treaty provisions. No part of the Material may be used, copied, reproduced, |
| 15 | * modified, published, uploaded, posted, transmitted, distributed, or |
| 16 | * disclosed in any way without Intel’s prior express written permission. |
| 17 | * |
| 18 | * No license under any patent, copyright, trade secret or other intellectual |
| 19 | * property right is granted to or conferred upon you by disclosure or delivery |
| 20 | * of the Materials, either expressly, by implication, inducement, estoppel or |
| 21 | * otherwise. Any license under such intellectual property rights must be |
| 22 | * express and approved by Intel in writing. |
| 23 | * |
| 24 | * AUTHOR: Patrick Benavoli (patrickx.benavoli@intel.com) |
| 25 | * CREATED: 2011-06-01 |
| 26 | * UPDATED: 2011-07-27 |
| 27 | * |
| 28 | * |
| 29 | * </auto_header> |
| 30 | */ |
| 31 | #include "LinearParameterAdaptation.h" |
| 32 | |
| 33 | #define base CParameterAdaptation |
| 34 | |
| 35 | CLinearParameterAdaptation::CLinearParameterAdaptation() : base("Linear"), _dSlopeNumerator(1), _dSlopeDenominator(1) |
| 36 | { |
| 37 | } |
| 38 | |
| 39 | // Element properties |
| 40 | void CLinearParameterAdaptation::showProperties(string& strResult) const |
| 41 | { |
| 42 | base::showProperties(strResult); |
| 43 | |
| 44 | // SlopeNumerator |
| 45 | strResult += " - SlopeNumerator: "; |
| 46 | strResult += toString(_dSlopeNumerator); |
| 47 | strResult += "\n"; |
| 48 | |
| 49 | // SlopeDenominator |
| 50 | strResult += " - SlopeDenominator: "; |
| 51 | strResult += toString(_dSlopeDenominator); |
| 52 | strResult += "\n"; |
| 53 | } |
| 54 | |
| 55 | // From IXmlSink |
| 56 | bool CLinearParameterAdaptation::fromXml(const CXmlElement& xmlElement, CXmlSerializingContext& serializingContext) |
| 57 | { |
| 58 | // Get SlopeNumerator |
| 59 | if (xmlElement.hasAttribute("SlopeNumerator")) { |
| 60 | |
| 61 | _dSlopeNumerator = xmlElement.getAttributeDouble("SlopeNumerator"); |
| 62 | |
| 63 | } else { |
| 64 | // Default |
| 65 | _dSlopeNumerator = 1; |
| 66 | } |
| 67 | // Get SlopeDenominator |
| 68 | if (xmlElement.hasAttribute("SlopeDenominator")) { |
| 69 | |
| 70 | _dSlopeDenominator = xmlElement.getAttributeDouble("SlopeDenominator"); |
| 71 | |
| 72 | // Avoid by 0 division errors |
| 73 | if (_dSlopeDenominator == 0) { |
| 74 | |
| 75 | serializingContext.setError("SlopeDenominator attribute can't be 0 on element" + xmlElement.getPath()); |
| 76 | |
| 77 | return false; |
| 78 | } |
| 79 | |
| 80 | } else { |
| 81 | // Default |
| 82 | _dSlopeDenominator = 1; |
| 83 | } |
| 84 | |
| 85 | // Base |
| 86 | return base::fromXml(xmlElement, serializingContext); |
| 87 | } |
| 88 | |
| 89 | // Conversions |
| 90 | int64_t CLinearParameterAdaptation::fromUserValue(double dValue) const |
| 91 | { |
| 92 | return base::fromUserValue(dValue * _dSlopeNumerator / _dSlopeDenominator); |
| 93 | } |
| 94 | |
| 95 | double CLinearParameterAdaptation::toUserValue(int64_t iValue) const |
| 96 | { |
| 97 | return base::toUserValue(iValue) * _dSlopeDenominator / _dSlopeNumerator; |
| 98 | } |