| author | Pat Downey <patd@symbian.org> |
| Wed, 01 Sep 2010 12:20:46 +0100 | |
| branch | RCL_3 |
| changeset 18 | 1902ade171ab |
| parent 0 | d46562c3d99d |
| permissions | -rw-r--r-- |
|
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/* |
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* Copyright (c) 2008 Nokia Corporation and/or its subsidiary(-ies). |
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* All rights reserved. |
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* This component and the accompanying materials are made available |
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* under the terms of "Eclipse Public License v1.0" |
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* which accompanies this distribution, and is available |
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* at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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* |
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* Initial Contributors: |
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* Nokia Corporation - initial contribution. |
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* |
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* Contributors: |
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* |
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* Description: NVG Decoder source file |
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* |
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*/ |
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#include "FloatFixPt.h" |
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//==============================floatfixpt functions============================ |
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// ========================================================================== |
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// Constructor, default to zero |
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// ========================================================================== |
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TFloatFixPt::TFloatFixPt() : iValue(0) |
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{
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} |
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// ========================================================================== |
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// Constructor |
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// ========================================================================== |
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TFloatFixPt::TFloatFixPt(TInt aVal) |
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{
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iValue = (aVal << KFixPtFrac); |
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} |
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// ========================================================================== |
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// Constructor |
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// ========================================================================== |
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TFloatFixPt::TFloatFixPt(TInt32 aVal) |
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{
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iValue = (aVal << KFixPtFrac); |
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} |
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TFloatFixPt::TFloatFixPt(TInt aVal, TBool /*a*/) |
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{
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iValue = aVal; |
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} |
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// ========================================================================== |
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// Constructor |
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// ========================================================================== |
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TFloatFixPt::TFloatFixPt(TReal32 aVal) |
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{
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iValue = svgScalarFromFloat(aVal); |
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} |
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// ========================================================================== |
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// Assignment operator |
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// ========================================================================== |
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TFloatFixPt& TFloatFixPt::operator=(TReal32 aVal) |
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{
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iValue = svgScalarFromFloat(aVal); |
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return *this; |
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} |
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void TFloatFixPt::copyfloatfix(TInt aVal) |
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{
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iValue = aVal; |
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} |
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// ========================================================================== |
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// Round to the nearest whole number |
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// ========================================================================== |
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TInt32 TFloatFixPt::Round() |
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{
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if (0 != (iValue & 0x8000)) |
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return (iValue >> KFixPtFrac) + 1; |
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else |
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return (iValue >> KFixPtFrac); |
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} |
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// =================================================================== |
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// Addition operation |
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// ========================================================================== |
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TFloatFixPt TFloatFixPt::operator+(const TFloatFixPt& aVal) const |
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{
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return TFloatFixPt(iValue + aVal.iValue, ETrue); |
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} |
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//==============================floatfixpt functions============================ |
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TFloatFixPt::operator TReal32() const |
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{
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return ((TReal32) iValue) / KFixPtFracVal; |
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} |
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// ========================================================================== |
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// Get 32-bit representation |
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// ========================================================================== |
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TInt32 TFloatFixPt::RawData() |
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{
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return iValue; |
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} |
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//--------------------------------EndOfFile------------------------------------ |