os/graphics/graphicsdeviceinterface/screendriver/tsrc/TLLD.CPP
changeset 0 bde4ae8d615e
     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/os/graphics/graphicsdeviceinterface/screendriver/tsrc/TLLD.CPP	Fri Jun 15 03:10:57 2012 +0200
     1.3 @@ -0,0 +1,4035 @@
     1.4 +// Copyright (c) 1997-2009 Nokia Corporation and/or its subsidiary(-ies).
     1.5 +// All rights reserved.
     1.6 +// This component and the accompanying materials are made available
     1.7 +// under the terms of "Eclipse Public License v1.0"
     1.8 +// which accompanies this distribution, and is available
     1.9 +// at the URL "http://www.eclipse.org/legal/epl-v10.html".
    1.10 +//
    1.11 +// Initial Contributors:
    1.12 +// Nokia Corporation - initial contribution.
    1.13 +//
    1.14 +// Contributors:
    1.15 +//
    1.16 +// Description:
    1.17 +//
    1.18 +
    1.19 +#include <e32math.h>
    1.20 +#include <hal.h>
    1.21 +#include <bitdraw.h>
    1.22 +#include "Tlld.h"
    1.23 +#include <bitdrawinterfaceid.h>
    1.24 +#include <bmalphablend.h>
    1.25 +#include <graphics/lookuptable.h>
    1.26 +#include <graphics/blendingalgorithms.h>
    1.27 +#include <graphics/gdi/gdiconsts.h>
    1.28 +#include "BMDRAW.H"
    1.29 +
    1.30 +GLREF_C TInt ByteSize(TDisplayMode aDisplayMode,TInt aWidth);
    1.31 +
    1.32 +TInt KNumberDisplayModes1 = sizeof (TestDisplayMode1) / sizeof (TestDisplayMode1[0]);
    1.33 +
    1.34 +#if defined(SYMBIAN_USE_FAST_FADING)
    1.35 +const TBool KFastFading = ETrue;
    1.36 +#else
    1.37 +const TBool KFastFading = EFalse;
    1.38 +#endif
    1.39 +
    1.40 +//these are for EColor16MAP testing
    1.41 +const TInt KInaccuracyLimit = 15;
    1.42 +const TInt KUserDispModes = 2;
    1.43 +//The array below is used in CTLowLevel::TestWriteRGBAlpha() to step through display modes,
    1.44 +//to ensure adequate test coverage.
    1.45 +const TDisplayMode UserDisplayModes[KUserDispModes] =
    1.46 +	{
    1.47 +	ENone,
    1.48 +	EColor16MAP,
    1.49 +	};
    1.50 +const TInt KMaskFill =3;
    1.51 +const TUint32 MaskFill[KMaskFill] =
    1.52 +	{
    1.53 +	0x00,
    1.54 +	0xff,
    1.55 +	0x3A,
    1.56 +	};
    1.57 +
    1.58 +TInt DisplayMode2Index(TDisplayMode aMode)
    1.59 +	{
    1.60 +	TInt i;
    1.61 +	for(i=0;i<KNumDispModes;i++)
    1.62 +		{
    1.63 +		if(TestDisplayMode[i] == aMode)
    1.64 +			break;
    1.65 +		}
    1.66 +	return i;
    1.67 +	}
    1.68 +
    1.69 +inline TInt AbsDiff(TInt aValue1, TInt aValue2)
    1.70 +	{
    1.71 +	return (aValue1 < aValue2) ? (aValue2-aValue1) : (aValue1-aValue2);
    1.72 +	}
    1.73 +
    1.74 +//CTLowLevel implementation is shared between TLLD and TLLD2 test apps.
    1.75 +//The change was made because the original TLLD test app took too much time (over 0.5 hour)
    1.76 +//and usually was terminated with a TIMEOUT on LUBBOCK device.
    1.77 +CTLowLevel::CTLowLevel(CTestStep* aStep):
    1.78 +	CTGraphicsBase(aStep),
    1.79 +	iDrawDevice(NULL),
    1.80 +	iBits(NULL),
    1.81 +	iBuf(NULL),
    1.82 +	iDispMode(ENone),
    1.83 +	iUserDispMode(ENone),
    1.84 +	iOrientation(CFbsDrawDevice::EOrientationNormal),
    1.85 +	iSize(TSize(0,0)),
    1.86 +	iLongWidth(0),
    1.87 +	iTestNo(0),
    1.88 +	iIteration(0),
    1.89 +	iReportIteration(0),
    1.90 +	iTotalReportIterations(0),
    1.91 +	iFuzzyMatch(EFalse),
    1.92 +	iBlendTestColors(ETrue),
    1.93 +	iUseFastFade(EFalse)
    1.94 +	{
    1.95 +	iColorConvertor[ENone] = &iNullConvertor;
    1.96 +	iColorConvertor[EGray2] = &iGray2Convertor;
    1.97 +	iColorConvertor[EGray4] = &iGray4Convertor;
    1.98 +	iColorConvertor[EGray16] = &iGray16Convertor;
    1.99 +	iColorConvertor[EGray256] = &iGray256Convertor;
   1.100 +	iColorConvertor[EColor16] = &iColor16Convertor;
   1.101 +	iColorConvertor[EColor256] = &iColor256Convertor;
   1.102 +	iColorConvertor[EColor4K] = &iColor4KConvertor;
   1.103 +	iColorConvertor[EColor64K] = &iColor64KConvertor;
   1.104 +	iColorConvertor[EColor16M] = &iColor16MConvertor;
   1.105 +	iColorConvertor[ERgb] = &iColor16MConvertor;
   1.106 +	iColorConvertor[EColor16MU] = &iColor16MUConvertor;
   1.107 +	iColorConvertor[EColor16MA] = &iColor16MAConvertor;
   1.108 +	iColorConvertor[EColor16MAP] = &iColor16MAPConvertor;
   1.109 +	iOrientation = CFbsDrawDevice::EOrientationNormal;
   1.110 +	iOrientationEnd = CFbsDrawDevice::EOrientationRotated90;
   1.111 +	}
   1.112 +
   1.113 +CTLowLevel::~CTLowLevel()
   1.114 +	{
   1.115 +	Reset();
   1.116 +	}
   1.117 +
   1.118 +void CTLowLevel::Reset()
   1.119 +	{
   1.120 +	delete iDrawDevice;
   1.121 +	iDrawDevice = NULL;
   1.122 +
   1.123 +	delete iBits;
   1.124 +	iBits = NULL;
   1.125 +	delete iBuf;
   1.126 +	iBuf = NULL;
   1.127 +	iDispMode = ENone;
   1.128 +	iSize.SetSize(0,0);
   1.129 +	iLongWidth = 0;
   1.130 +	}
   1.131 +
   1.132 +void CTLowLevel::RunTestCaseL(TInt aCurTestCase)
   1.133 +	{
   1.134 +    ((CTLowLevelStep*)iStep)->SetTestStepID(KUnknownSYMTestCaseIDName);
   1.135 +	switch(aCurTestCase)
   1.136 +		{
   1.137 +	case 1:
   1.138 +		INFO_PRINTF1(_L("Bitmap device EGray2"));
   1.139 +/**
   1.140 +	@SYMTestCaseID GRAPHICS-SCREENDRIVER-0004
   1.141 +*/
   1.142 +		((CTLowLevelStep*)iStep)->SetTestStepID(_L("GRAPHICS-SCREENDRIVER-0004"));
   1.143 +		TestBitmapDraw(EGray2,TSize(128,100));
   1.144 +		break;
   1.145 +	case 2:
   1.146 +		INFO_PRINTF1(_L("Bitmap device EGray4"));
   1.147 +/**
   1.148 +	@SYMTestCaseID GRAPHICS-SCREENDRIVER-0005
   1.149 +*/
   1.150 +		((CTLowLevelStep*)iStep)->SetTestStepID(_L("GRAPHICS-SCREENDRIVER-0005"));
   1.151 +		TestBitmapDraw(EGray4,TSize(112,100));
   1.152 +		break;
   1.153 +	case 3:
   1.154 +		INFO_PRINTF1(_L("Bitmap device EGray16"));
   1.155 +/**
   1.156 +	@SYMTestCaseID GRAPHICS-SCREENDRIVER-0006
   1.157 +*/
   1.158 +		((CTLowLevelStep*)iStep)->SetTestStepID(_L("GRAPHICS-SCREENDRIVER-0006"));
   1.159 +		TestBitmapDraw(EGray16,TSize(104,100));
   1.160 +		break;
   1.161 +	case 4:
   1.162 +		INFO_PRINTF1(_L("Bitmap device EGray256"));
   1.163 +/**
   1.164 +	@SYMTestCaseID GRAPHICS-SCREENDRIVER-0007
   1.165 +*/
   1.166 +		((CTLowLevelStep*)iStep)->SetTestStepID(_L("GRAPHICS-SCREENDRIVER-0007"));
   1.167 +		TestBitmapDraw(EGray256,TSize(104,100));
   1.168 +		break;
   1.169 +	case 5:
   1.170 +		INFO_PRINTF1(_L("Bitmap device EColor16"));
   1.171 +/**
   1.172 +	@SYMTestCaseID GRAPHICS-SCREENDRIVER-0008
   1.173 +*/
   1.174 +		((CTLowLevelStep*)iStep)->SetTestStepID(_L("GRAPHICS-SCREENDRIVER-0008"));
   1.175 +		TestBitmapDraw(EColor16,TSize(104,100));
   1.176 +		break;
   1.177 +	case 6:
   1.178 +		INFO_PRINTF1(_L("Bitmap device EColor256"));
   1.179 +/**
   1.180 +	@SYMTestCaseID GRAPHICS-SCREENDRIVER-0009
   1.181 +*/
   1.182 +		((CTLowLevelStep*)iStep)->SetTestStepID(_L("GRAPHICS-SCREENDRIVER-0009"));
   1.183 +		TestBitmapDraw(EColor256,TSize(102,100));
   1.184 +		break;
   1.185 +	case 7:
   1.186 +		INFO_PRINTF1(_L("Bitmap device EColor4K"));
   1.187 +/**
   1.188 +	@SYMTestCaseID GRAPHICS-SCREENDRIVER-0010
   1.189 +*/
   1.190 +		((CTLowLevelStep*)iStep)->SetTestStepID(_L("GRAPHICS-SCREENDRIVER-0010"));
   1.191 +		TestBitmapDraw(EColor4K,TSize(100,100));
   1.192 +		break;
   1.193 +	case 8:
   1.194 +		INFO_PRINTF1(_L("Bitmap device EColor64K"));
   1.195 +/**
   1.196 +	@SYMTestCaseID GRAPHICS-SCREENDRIVER-0011
   1.197 +*/
   1.198 +		((CTLowLevelStep*)iStep)->SetTestStepID(_L("GRAPHICS-SCREENDRIVER-0011"));
   1.199 +		TestBitmapDraw(EColor64K,TSize(100,100));
   1.200 +		break;
   1.201 +	case 9:
   1.202 +		INFO_PRINTF1(_L("Bitmap device EColor16M"));
   1.203 +/**
   1.204 +	@SYMTestCaseID GRAPHICS-SCREENDRIVER-0012
   1.205 +*/
   1.206 +		((CTLowLevelStep*)iStep)->SetTestStepID(_L("GRAPHICS-SCREENDRIVER-0012"));
   1.207 +		TestBitmapDraw(EColor16M,TSize(102,100));
   1.208 +		break;
   1.209 +	case 10:
   1.210 +		INFO_PRINTF1(_L("Bitmap device EColor16MU"));
   1.211 +		iFuzzyMatch=ETrue;
   1.212 +/**
   1.213 +	@SYMTestCaseID GRAPHICS-SCREENDRIVER-0013
   1.214 +*/
   1.215 +		((CTLowLevelStep*)iStep)->SetTestStepID(_L("GRAPHICS-SCREENDRIVER-0013"));
   1.216 +		TestBitmapDraw(EColor16MU,TSize(102,100));
   1.217 +		iFuzzyMatch=EFalse;
   1.218 +		break;
   1.219 +	case 11:
   1.220 +		INFO_PRINTF1(_L("Bitmap device EColor16MA"));
   1.221 +/**
   1.222 +	@SYMTestCaseID GRAPHICS-SCREENDRIVER-0014
   1.223 +*/
   1.224 +		((CTLowLevelStep*)iStep)->SetTestStepID(_L("GRAPHICS-SCREENDRIVER-0014"));
   1.225 +		TestBitmapDraw(EColor16MA,TSize(102,100));
   1.226 +		break;
   1.227 +	case 12:
   1.228 +		INFO_PRINTF1(_L("Bitmap device EColor16MAP"));
   1.229 +		iFuzzyMatch=ETrue;
   1.230 +/**
   1.231 +	@SYMTestCaseID GRAPHICS-SCREENDRIVER-0015
   1.232 +*/
   1.233 +		((CTLowLevelStep*)iStep)->SetTestStepID(_L("GRAPHICS-SCREENDRIVER-0015"));
   1.234 +		TestBitmapDraw(EColor16MAP,TSize(102,100));
   1.235 +		iFuzzyMatch=EFalse;
   1.236 +		break;
   1.237 +	case 13:
   1.238 +		INFO_PRINTF1(_L("User display mode mapping"));
   1.239 +/**
   1.240 +	@SYMTestCaseID GRAPHICS-SCREENDRIVER-0016
   1.241 +*/
   1.242 +		((CTLowLevelStep*)iStep)->SetTestStepID(_L("GRAPHICS-SCREENDRIVER-0016"));
   1.243 +		TestUserDisplayModeMapping();
   1.244 +		((CTLowLevelStep*)iStep)->RecordTestResultL();
   1.245 +		break;
   1.246 +	default:
   1.247 +		if(iOrientation <= iOrientationEnd)
   1.248 +			{
   1.249 +/**
   1.250 +	@SYMTestCaseID GRAPHICS-SCREENDRIVER-0017
   1.251 +*/
   1.252 +			((CTLowLevelStep*)iStep)->SetTestStepID(_L("GRAPHICS-SCREENDRIVER-0017"));
   1.253 +			INFO_PRINTF2(_L("Screen device : %S"), &DisplayModeNames1[iCurScreenDeviceModeIndex]);
   1.254 +			TDisplayMode display = TestDisplayMode1[iCurScreenDeviceModeIndex++];
   1.255 +			TestScreenDrawL(display);
   1.256 +			if(iCurScreenDeviceModeIndex >= KNumberDisplayModes1)
   1.257 +				{
   1.258 +				iCurScreenDeviceModeIndex = 0;
   1.259 +				iOrientation ++;
   1.260 +				}
   1.261 +			}
   1.262 +		else
   1.263 +			{
   1.264 +            ((CTLowLevelStep*)iStep)->SetTestStepID(KNotATestSYMTestCaseIDName);
   1.265 +			((CTLowLevelStep*)iStep)->CloseTMSGraphicsStep();
   1.266 +			TestComplete();
   1.267 +			((CTLowLevelStep*)iStep)->RecordTestResultL();
   1.268 +			}
   1.269 +		break;
   1.270 +		}
   1.271 +	}
   1.272 +
   1.273 +/* this function is used for likeness matching, using a fixed inaccuracy */
   1.274 +void CTLowLevel::CheckMatch(TUint32 aFirst,TUint32 aSecond)
   1.275 +	{
   1.276 +	TBool fail=EFalse;
   1.277 +	if (iFuzzyMatch==EFalse)
   1.278 +		fail|=Check(aFirst==aSecond);
   1.279 +	else
   1.280 +		{
   1.281 +		TUint8* val1=static_cast<TUint8*>(static_cast<void*>(&aFirst));
   1.282 +		TUint8* val2=static_cast<TUint8*>(static_cast<void*>(&aSecond));
   1.283 +		fail|=Check(AbsDiff(*val1,*val2)<KInaccuracyLimit);
   1.284 +		fail|=Check(AbsDiff(*(val1+1),*(val2+1))<KInaccuracyLimit);
   1.285 +		fail|=Check(AbsDiff(*(val1+2),*(val2+2))<KInaccuracyLimit);
   1.286 +		fail|=Check(AbsDiff(*(val1+3),*(val2+3))<KInaccuracyLimit);
   1.287 +		}
   1.288 +	if (fail)
   1.289 +		{
   1.290 +		_LIT(KLog,"The values 0x%x and 0x%x don't match, fuzzyMatch=%d (limit=%d)");
   1.291 +		INFO_PRINTF5(KLog,aFirst,aSecond,iFuzzyMatch,KInaccuracyLimit);
   1.292 +		}
   1.293 +	}
   1.294 +
   1.295 +void CTLowLevel::TestScreenDrawL(TDisplayMode aDisplayMode)
   1.296 +	{
   1.297 +	TUint startTime=User::TickCount();
   1.298 +
   1.299 +	Reset();
   1.300 +
   1.301 +	iDispMode = aDisplayMode;
   1.302 +
   1.303 +	INFO_PRINTF1(_L("\n"));
   1.304 +	INFO_PRINTF2(_L("Testing Screen driver \"%S\""), &(DisplayModeNames[::DisplayMode2Index(aDisplayMode)]));
   1.305 +	INFO_PRINTF1(_L("\r\n"));
   1.306 +	TInt address = NULL;
   1.307 +	TSize size(0,0);
   1.308 +
   1.309 +	User::LeaveIfError(HAL::Get(KDefaultScreenNo, HALData::EDisplayMemoryAddress,address));
   1.310 +	User::LeaveIfError(HAL::Get(KDefaultScreenNo, HALData::EDisplayXPixels,size.iWidth));
   1.311 +	User::LeaveIfError(HAL::Get(KDefaultScreenNo, HALData::EDisplayYPixels,size.iHeight));
   1.312 +	ASSERT(size.iWidth > 0 && size.iHeight > 0 && address != NULL);
   1.313 +
   1.314 +	TPckgBuf<TScreenInfoV01> info;
   1.315 +	info().iScreenAddressValid = ETrue;
   1.316 +	info().iScreenAddress = REINTERPRET_CAST(TAny*,address);
   1.317 +	info().iScreenSize = size;
   1.318 +
   1.319 +	TRAPD(ret,iDrawDevice = CFbsDrawDevice::NewScreenDeviceL(info(),aDisplayMode));
   1.320 +
   1.321 +	if (ret == KErrNotSupported)
   1.322 +		{
   1.323 +		INFO_PRINTF1(_L("Not supported\r\n"));
   1.324 +		return;
   1.325 +		}
   1.326 +	else if (ret != KErrNone)
   1.327 +		User::Panic(_L("Draw device create"),ret);
   1.328 +
   1.329 +	iDrawDevice->InitScreen();
   1.330 +	iDrawDevice->SetDisplayMode(iDrawDevice);
   1.331 +	iDrawDevice->SetAutoUpdate(EFalse);
   1.332 +	TBool orientation[4];
   1.333 +	iDrawDevice->OrientationsAvailable(orientation);
   1.334 +
   1.335 +	TBool orientationSupported = iDrawDevice->SetOrientation(CFbsDrawDevice::TOrientation(iOrientation));
   1.336 +	if (orientationSupported)
   1.337 +		{
   1.338 +		Check(orientation[iOrientation]);
   1.339 +		if (iOrientation & 1)
   1.340 +			iSize = TSize(size.iHeight,size.iWidth);
   1.341 +		else
   1.342 +			iSize = size;
   1.343 +		iLongWidth = LongWidth(iSize.iWidth,aDisplayMode);
   1.344 +		Test();
   1.345 +		}
   1.346 +	else
   1.347 +		{
   1.348 +		Check(!orientation[iOrientation]);
   1.349 +		INFO_PRINTF1(_L("Orientation not supported\r\n"));
   1.350 +		}
   1.351 +
   1.352 +	INFO_PRINTF2(_L("Testing time=%d"), (User::TickCount() - startTime) * 100 / 64);
   1.353 +	}
   1.354 +
   1.355 +void CTLowLevel::TestBitmapDraw(TDisplayMode aDisplayMode,const TSize& aSize)
   1.356 +	{
   1.357 +	TUint startTime=User::TickCount();
   1.358 +	Reset();
   1.359 +	iDispMode = aDisplayMode;
   1.360 +	iSize = aSize;
   1.361 +	iLongWidth = LongWidth(aSize.iWidth,aDisplayMode);
   1.362 +	TSize size(0,0);
   1.363 +	INFO_PRINTF1(KNullDesC);
   1.364 +
   1.365 +	const TInt byteSize=ByteSize()*iSize.iHeight;
   1.366 +	_LIT(KNoMem,"Not enough memory for bitmap bits");
   1.367 +	iBits = new TUint8[byteSize];
   1.368 +	if(!iBits)
   1.369 +		{
   1.370 +		User::Panic(KNoMem,KErrNoMemory);
   1.371 +		}
   1.372 +
   1.373 +	iBuf = new TUint32[byteSize];
   1.374 +	if(!iBuf)
   1.375 +		{
   1.376 +		User::Panic(KNoMem,KErrNoMemory);
   1.377 +		}
   1.378 +
   1.379 +	TPckgBuf<TScreenInfoV01> info;
   1.380 +	info().iScreenSize = aSize;
   1.381 +	info().iScreenAddress = NULL;
   1.382 +	info().iScreenAddressValid = ETrue;
   1.383 +
   1.384 +	TRAPD(ret, iDrawDevice = CFbsDrawDevice::NewBitmapDeviceL(info(), aDisplayMode, ByteSize() ));
   1.385 +	if (ret == KErrNotSupported)
   1.386 +		{
   1.387 +		INFO_PRINTF1(_L("Not supported\r\n"));
   1.388 +		return;
   1.389 +		}
   1.390 +	else if (ret != KErrNone)
   1.391 +	{
   1.392 +		User::Panic(_L("Draw device create"),ret);
   1.393 +	}
   1.394 +	iDrawDevice->SetAutoUpdate(EFalse);
   1.395 +	//Initialize the iDrowDevice object, if successful val=KErrNone
   1.396 +	TInt val=iDrawDevice->InitScreen();
   1.397 +	TEST(val==KErrNone);
   1.398 +	iDrawDevice->CFbsDrawDevice::SetBits(iBits);
   1.399 +	iDrawDevice->CFbsDrawDevice::ShadowBuffer(10,iBuf);
   1.400 +	iDrawDevice->CFbsDrawDevice::SetUserDisplayMode(iDispMode);
   1.401 +	iDrawDevice->SetDisplayMode(iDrawDevice);
   1.402 +	iDrawDevice->Update();
   1.403 +	iDrawDevice->SetUserDisplayMode(iDispMode);
   1.404 +	iDrawDevice->SetBits(iBits);
   1.405 +	Test();
   1.406 +	TBool orientation[4];
   1.407 +	iDrawDevice->OrientationsAvailable(orientation);
   1.408 +	TBool orientationSupported = iDrawDevice->SetOrientation(CFbsDrawDevice::TOrientation(iOrientation));
   1.409 +	if (orientationSupported)
   1.410 +		{
   1.411 +		Check(orientation[iOrientation]);
   1.412 +		if (iOrientation & 1)
   1.413 +			iSize = TSize(size.iHeight,size.iWidth);
   1.414 +		else
   1.415 +			iSize = size;
   1.416 +		iLongWidth = LongWidth(iSize.iWidth,aDisplayMode);
   1.417 +		}
   1.418 +	else
   1.419 +		{
   1.420 +		Check(!orientation[iOrientation]);
   1.421 +		INFO_PRINTF1(_L("Orientation not supported\r\n"));
   1.422 +		}
   1.423 +	INFO_PRINTF2(_L("Testing time=%d"), (User::TickCount() - startTime) * 100 / 64);
   1.424 +	}
   1.425 +
   1.426 +TInt RgbComponent(TRgb aRgb, TInt aRgbIndex)
   1.427 +	{
   1.428 +	return(aRgbIndex==0?aRgb.Red():(aRgbIndex==1?aRgb.Green():aRgb.Blue()));
   1.429 +	}
   1.430 +	
   1.431 +TBool CheckNormalizedValue(TRgb aReadCol, TRgb aNormalizedCol1, TRgb aNormalizedCol2, TRgb aNormalizedCol3, TRgb aNormalizedCol4, TInt aRgbIndex)
   1.432 +	{
   1.433 +	
   1.434 +	const TInt KErrorMargin=5;
   1.435 +	TInt minCol=Min(RgbComponent(aNormalizedCol1,aRgbIndex),
   1.436 +					Min(RgbComponent(aNormalizedCol2,aRgbIndex),
   1.437 +						Min(RgbComponent(aNormalizedCol3,aRgbIndex),RgbComponent(aNormalizedCol4,aRgbIndex))))-KErrorMargin;
   1.438 +	TInt maxCol=Max(RgbComponent(aNormalizedCol1,aRgbIndex),
   1.439 +					Max(RgbComponent(aNormalizedCol2,aRgbIndex),
   1.440 +						Max(RgbComponent(aNormalizedCol3,aRgbIndex),RgbComponent(aNormalizedCol4,aRgbIndex))))+KErrorMargin;
   1.441 +	TInt readComponent=RgbComponent(aReadCol,aRgbIndex);
   1.442 +	return(readComponent>=minCol && readComponent<=maxCol);
   1.443 +	}
   1.444 +
   1.445 +void CTLowLevel::CheckNormalizedRgb(TRgb aReadRgb, TRgb aCheckRgb, TDisplayMode aDevDisplayMode, TDisplayMode aUserDisplayMode, TBool aWriteRgbAlphaLine)
   1.446 +	{
   1.447 +	TRgb normalized1=aCheckRgb;
   1.448 +	Normalize(normalized1,aUserDisplayMode);
   1.449 +	if (aDevDisplayMode==EColor16MAP)
   1.450 +		{
   1.451 +		const TInt KNormalizeErrorMargin=3;
   1.452 +		TRgb normalizedPMA1=aCheckRgb;
   1.453 +// Allow error margin for blending errors before calculating value normalized to user display mode
   1.454 +		normalizedPMA1.SetRed(Min(0xFF,normalizedPMA1.Red()+KNormalizeErrorMargin));
   1.455 +		normalizedPMA1.SetGreen(Min(0xFF,normalizedPMA1.Green()+KNormalizeErrorMargin));
   1.456 +		normalizedPMA1.SetBlue(Min(0xFF,normalizedPMA1.Blue()+KNormalizeErrorMargin));
   1.457 +//
   1.458 +		Normalize(normalizedPMA1,aUserDisplayMode);
   1.459 +		TRgb normalizedPMA3=normalizedPMA1;
   1.460 +		normalizedPMA1=TRgb::Color16MAP(normalizedPMA1.Color16MAP());
   1.461 +		TRgb normalizedPMA2=aCheckRgb;
   1.462 +		normalizedPMA2=TRgb::Color16MAP(normalizedPMA2.Color16MAP());
   1.463 +		normalizedPMA2.SetRed(Max(0,normalizedPMA2.Red()-KNormalizeErrorMargin));
   1.464 +		normalizedPMA2.SetGreen(Max(0,normalizedPMA2.Green()-KNormalizeErrorMargin));
   1.465 +		normalizedPMA2.SetBlue(Max(0,normalizedPMA2.Blue()-KNormalizeErrorMargin));
   1.466 +		Normalize(normalizedPMA2,aUserDisplayMode);
   1.467 +		TEST(CheckNormalizedValue(aReadRgb,normalizedPMA1,normalizedPMA2,normalizedPMA3,normalized1,0) &&
   1.468 +				CheckNormalizedValue(aReadRgb,normalizedPMA1,normalizedPMA2,normalizedPMA3,normalized1,1) &&
   1.469 +				CheckNormalizedValue(aReadRgb,normalizedPMA1,normalizedPMA2,normalizedPMA3,normalized1,2));
   1.470 +		}
   1.471 +	else
   1.472 +		{
   1.473 +		if (aDevDisplayMode==EColor64K && aWriteRgbAlphaLine)
   1.474 +			{
   1.475 +	// In EColor64K the WriteRgbAlphaLine code maps to native display mode first, before mapping to
   1.476 +	// user mode then back again to device display mode. So use normalized2 to check for that case
   1.477 +			TRgb normalized2=aCheckRgb;
   1.478 +			Normalize(normalized2,aDevDisplayMode);
   1.479 +			Normalize(normalized2,aUserDisplayMode);
   1.480 +			Normalize(normalized2,aDevDisplayMode);
   1.481 +			TEST(aReadRgb.Color16MU()==normalized2.Color16MU());
   1.482 +			}
   1.483 +		else
   1.484 +			{
   1.485 +			Normalize(normalized1,aDevDisplayMode);
   1.486 +			TEST(aReadRgb.Color16MU()==normalized1.Color16MU());
   1.487 +			}
   1.488 +		}
   1.489 +	}
   1.490 +	
   1.491 +void CTLowLevel::PrepareDestPixel(TDisplayMode aDevDisplayMode, TRgb& aRgb, TInt aDstAlpha)
   1.492 +	{
   1.493 +	CGraphicsContext::TDrawMode drawMode;
   1.494 +	if (aDevDisplayMode==EColor16MAP)
   1.495 +		{
   1.496 +		aRgb.SetAlpha(aDstAlpha);
   1.497 +		drawMode=CGraphicsContext::EDrawModeWriteAlpha;
   1.498 +		}
   1.499 +	else
   1.500 +		{
   1.501 +		aRgb.SetAlpha(0xFF);
   1.502 +		drawMode=CGraphicsContext::EDrawModePEN;
   1.503 +		}
   1.504 +	iDrawDevice->WriteRgbMulti(0,0,1,1,aRgb,drawMode);
   1.505 +	}
   1.506 +
   1.507 +void CTLowLevel::CheckMappedRgb(TDisplayMode aDevDisplayMode, TDisplayMode aUserDisplayMode, TRgb aRgb)
   1.508 +	{
   1.509 +	const TInt KMaxAlphaModes=5;
   1.510 +	TInt alphaModeValues[KMaxAlphaModes]={0xFF,0xC0,0x80,0x40,0};
   1.511 +	TInt dstAlphaModeCount=aDevDisplayMode==EColor16MAP?KMaxAlphaModes:1;
   1.512 +	for(TInt dstAlphaMode=0;dstAlphaMode<dstAlphaModeCount;dstAlphaMode++)
   1.513 +		{
   1.514 +		TInt dstAlpha=alphaModeValues[dstAlphaMode];
   1.515 +		for(TInt alphaMode=0;alphaMode<KMaxAlphaModes;alphaMode++)
   1.516 +			{
   1.517 +			TInt alpha=alphaModeValues[alphaMode];
   1.518 +			if ((aUserDisplayMode==EColor16 || aUserDisplayMode==EColor256) && (alpha!=0xFF || dstAlpha!=0xFF))
   1.519 +				continue;	// Mapping to EColor16 or EColor256 with fuzzy blends and PMA losses impossible to check for accurately
   1.520 +			PrepareDestPixel(aDevDisplayMode,aRgb,dstAlpha);
   1.521 +			aRgb.SetAlpha(alpha);
   1.522 +			iDrawDevice->WriteRgb(0,0,aRgb,CGraphicsContext::EDrawModePEN);
   1.523 +			TRgb readRgb=iDrawDevice->ReadPixel(0,0);
   1.524 +			CheckNormalizedRgb(readRgb,aRgb,aDevDisplayMode,aUserDisplayMode,EFalse);
   1.525 +//
   1.526 +			PrepareDestPixel(aDevDisplayMode,aRgb,dstAlpha);
   1.527 +			iDrawDevice->WriteRgbMulti(0,0,1,1,aRgb,CGraphicsContext::EDrawModePEN);
   1.528 +			readRgb=iDrawDevice->ReadPixel(0,0);
   1.529 +			CheckNormalizedRgb(readRgb,aRgb,aDevDisplayMode,aUserDisplayMode,EFalse);
   1.530 +//
   1.531 +			PrepareDestPixel(aDevDisplayMode,aRgb,dstAlpha);
   1.532 +			TUint32 writeBuffer[1];
   1.533 +			writeBuffer[0]=aRgb.Internal();
   1.534 +			TUint8 mask[1]={0xFF};
   1.535 +			iDrawDevice->WriteRgbAlphaLine(0,0,1,(TUint8*)writeBuffer,mask,CGraphicsContext::EDrawModePEN);
   1.536 +			readRgb=iDrawDevice->ReadPixel(0,0);
   1.537 +			CheckNormalizedRgb(readRgb,aRgb,aDevDisplayMode,aUserDisplayMode,ETrue);
   1.538 +			}
   1.539 +		}
   1.540 +	}
   1.541 +
   1.542 +void CTLowLevel::TestUserDisplayModeMapping()
   1.543 +	{
   1.544 +	TInt address = NULL;
   1.545 +	TSize size;
   1.546 +	User::LeaveIfError(HAL::Get(KDefaultScreenNo, HALData::EDisplayMemoryAddress,address));
   1.547 +	User::LeaveIfError(HAL::Get(KDefaultScreenNo, HALData::EDisplayXPixels,size.iWidth));
   1.548 +	User::LeaveIfError(HAL::Get(KDefaultScreenNo, HALData::EDisplayYPixels,size.iHeight));
   1.549 +	ASSERT(size.iWidth > 0 && size.iHeight > 0 && address != NULL);
   1.550 +
   1.551 +	TPckgBuf<TScreenInfoV01> info;
   1.552 +	info().iScreenAddressValid = ETrue;
   1.553 +	info().iScreenAddress = REINTERPRET_CAST(TAny*,address);
   1.554 +	info().iScreenSize = size;
   1.555 +//
   1.556 +	for (TInt nDispModeDev = 0; nDispModeDev < KNumDispModes; nDispModeDev++)
   1.557 +		{
   1.558 +		TDisplayMode dispModeDev = TestDisplayMode[nDispModeDev];
   1.559 +		if (!TDisplayModeUtils::IsDisplayModeColor(dispModeDev) || TDisplayModeUtils::NumDisplayModeColors(dispModeDev)<65536)
   1.560 +			continue; // Older modes have their quirks we don't want to mess with
   1.561 +		Reset();
   1.562 +		TRAPD(ret,iDrawDevice = CFbsDrawDevice::NewScreenDeviceL(info(),dispModeDev));
   1.563 +		if (ret == KErrNotSupported)
   1.564 +			continue;
   1.565 +		for (TInt nDispMode = 0; nDispMode < KNumDispModes; nDispMode++)
   1.566 +			{
   1.567 +			TDisplayMode userDispMode = TestDisplayMode[nDispMode];
   1.568 +			INFO_PRINTF3(_L("Testing devMode=%d, userMode=%d"), dispModeDev, userDispMode);
   1.569 +			iDrawDevice->SetUserDisplayMode(userDispMode);
   1.570 +			TUint rgbVal=0;
   1.571 +			FOREVER
   1.572 +				{
   1.573 +				CheckMappedRgb(dispModeDev,userDispMode,rgbVal);
   1.574 +				if (rgbVal==0xFFFFFF)
   1.575 +					break;
   1.576 +				rgbVal+=0x010305;
   1.577 +				if (rgbVal>0xFFFFFF)	// We want to make sure we test 0xFFFFFF as a special case
   1.578 +					rgbVal=0xFFFFFF;
   1.579 +				}
   1.580 +			}
   1.581 +		}
   1.582 +	}
   1.583 +
   1.584 +void CTLowLevel::Test()
   1.585 +	{
   1.586 +	_LIT(KOrientation,"Orientation: %S");
   1.587 +	TBuf<32> buf;
   1.588 +	buf.Format(KOrientation,&RotationName(iOrientation));
   1.589 +	INFO_PRINTF1(buf);
   1.590 +
   1.591 +	iTestNo = 1;
   1.592 +	iIteration = 0;
   1.593 +	iReportIteration = 1;
   1.594 +	iTotalReportIterations = 1;
   1.595 +	TestParams();
   1.596 +
   1.597 +	iTestNo++;
   1.598 +	iIteration = 0;
   1.599 +	iReportIteration = 1;
   1.600 +	iTotalReportIterations = KNumDispModes;
   1.601 +	TestReadLine();
   1.602 +
   1.603 +	iTestNo++;
   1.604 +	iIteration = 0;
   1.605 +	iReportIteration = 1;
   1.606 +	iTotalReportIterations = KNumShadowModes * KNumDrawModes;
   1.607 +	if(KFastFading && (iDispMode == EColor64K ||iDispMode == EColor16MU || iDispMode == EColor16MA || iDispMode == EColor16MAP))
   1.608 +		{
   1.609 +		iUseFastFade = ETrue;
   1.610 +		}
   1.611 +	TestWriteRgb();
   1.612 +
   1.613 +	iTestNo++;
   1.614 +	iIteration = 0;
   1.615 +	iReportIteration = 1;
   1.616 +	TestWriteLine();
   1.617 +
   1.618 +	iTestNo++;
   1.619 +	iIteration = 0;
   1.620 +	iReportIteration = 1;
   1.621 +	TestWriteBinary();
   1.622 +
   1.623 +	iTestNo++;
   1.624 +	iIteration = 0;
   1.625 +	iReportIteration = 1;
   1.626 +	iTotalReportIterations = 4;
   1.627 +	TestWriteRGBAlpha();
   1.628 +
   1.629 +	iTestNo++;
   1.630 +	iIteration = 0;
   1.631 +	iReportIteration = 1;
   1.632 +	iTotalReportIterations = KNumShadowModes;
   1.633 +	TestShadow();
   1.634 +	if(KFastFading && (iDispMode == EColor64K|| iDispMode == EColor16MU || iDispMode == EColor16MA || iDispMode == EColor16MAP))
   1.635 +		{
   1.636 +		iUseFastFade = EFalse;
   1.637 +		}
   1.638 +
   1.639 +	iTestNo++;
   1.640 +	iIteration = 0;
   1.641 +	iReportIteration = 1;
   1.642 +	iTotalReportIterations = 1;
   1.643 +	TestWriteAlphaLineEx();
   1.644 +
   1.645 +	iTestNo++;
   1.646 +	iIteration = 0;
   1.647 +	iReportIteration = 1;
   1.648 +	iTotalReportIterations = 1;
   1.649 +	TestWriteAlphaLineNoShadowEx();
   1.650 +
   1.651 +	iTestNo++;
   1.652 +	iIteration = 0;
   1.653 +	iReportIteration = 1;
   1.654 +	iTotalReportIterations = 1;
   1.655 +	TestWriteMaskLineNoShadowEx();
   1.656 +
   1.657 +	iTestNo++;
   1.658 +	iIteration = 0;
   1.659 +	iReportIteration = 1;
   1.660 +	iTotalReportIterations = 1;
   1.661 +	TRAPD(err,((CTLowLevelStep*)iStep)->RecordTestResultL(););
   1.662 +    	if (err!=KErrNone)
   1.663 +    		INFO_PRINTF1(_L("Failed to record test result"));
   1.664 +
   1.665 +	((CTLowLevelStep*)iStep)->SetTestStepID(_L("GRAPHICS-SCREENDRIVER-0003"));
   1.666 +	TestFastBlendBitmapMasked();
   1.667 +	TRAPD(err1,((CTLowLevelStep*)iStep)->RecordTestResultL(););
   1.668 +    	if (err1!=KErrNone)
   1.669 +    		INFO_PRINTF1(_L("Failed to record test result"));
   1.670 +
   1.671 +	iTestNo++;
   1.672 +	iIteration = 0;
   1.673 +	iReportIteration = 1;
   1.674 +	iTotalReportIterations = KNumBlendingColors;
   1.675 +	((CTLowLevelStep*)iStep)->SetTestStepID(_L("GRAPHICS-SCREENDRIVER-0002"));
   1.676 +	//TestWriteRgbOutlineAndShadow(); // commented out pending case resolution #327407
   1.677 +	TRAP(err,((CTLowLevelStep*)iStep)->RecordTestResultL(););
   1.678 +    	if (err!=KErrNone)
   1.679 +    		INFO_PRINTF1(_L("Failed to record test result"));
   1.680 +/**
   1.681 +	@SYMTestCaseID GRAPHICS-SCREENDRIVER-0001
   1.682 +*/
   1.683 +	((CTLowLevelStep*)iStep)->SetTestStepID(_L("GRAPHICS-SCREENDRIVER-0001"));
   1.684 +	}
   1.685 +
   1.686 +void CTLowLevel::TestParams()
   1.687 +	{
   1.688 +	Check(iDrawDevice->SizeInPixels()==iSize);
   1.689 +	Check(iDrawDevice->DisplayMode()==iDispMode);
   1.690 +	Check(iDrawDevice->LongWidth()==iLongWidth);
   1.691 +	Check(iDrawDevice->ScanLineBuffer()!=NULL);
   1.692 +	Check(iLongWidth%(iDrawDevice->ScanLineBytes())==0
   1.693 +			|| iDrawDevice->ScanLineBytes() == iLongWidth * 2
   1.694 +			|| iDrawDevice->ScanLineBytes() == iLongWidth * 3
   1.695 +			|| iDrawDevice->ScanLineBytes() == iLongWidth * 4);
   1.696 +	TInt hT = iDrawDevice->HorzTwipsPerThousandPixels();
   1.697 +	Check(hT >= 0);
   1.698 +	TInt vT = iDrawDevice->VertTwipsPerThousandPixels();
   1.699 +	Check(vT >= 0);
   1.700 +	Report();
   1.701 +	}
   1.702 +
   1.703 +void CTLowLevel::TestReadLine()
   1.704 +	{
   1.705 +	TInt byteSize = ByteSize();
   1.706 +	TUint8* writeBuffer = new TUint8[byteSize];
   1.707 +	TUint8* readBuffer = new TUint8[iSize.iWidth * sizeof(TRgb)];
   1.708 +	Check(writeBuffer != NULL);
   1.709 +	Check(readBuffer != NULL);
   1.710 +
   1.711 +	for (TInt nDispMode = 0; nDispMode < KNumDispModes; nDispMode++)
   1.712 +		{
   1.713 +		TDisplayMode dispMode = TestDisplayMode[nDispMode];
   1.714 +		iDrawDevice->SetUserDisplayMode(dispMode);
   1.715 +
   1.716 +		if (dispMode == EColor16MU || dispMode == EColor16MAP || iDispMode == EColor16MU || iDispMode == EColor16MAP)
   1.717 +			iFuzzyMatch=ETrue;
   1.718 +		else
   1.719 +			iFuzzyMatch=EFalse;
   1.720 +		for (TInt cnt=0;cnt<2;cnt++)
   1.721 +			{
   1.722 +			if (cnt==0)  //first time
   1.723 +				iDrawDevice->SetUserDisplayMode(dispMode);
   1.724 +			else
   1.725 +				iDrawDevice->SetUserDisplayMode(iDispMode);
   1.726 +
   1.727 +			for (TInt nRect = 0; nRect < KNumTestRects; nRect++)
   1.728 +				{
   1.729 +				TRect rect = TestRect[nRect];
   1.730 +				for (TInt yy = rect.iTl.iY; yy < rect.iBr.iY; yy++)
   1.731 +					{
   1.732 +					Clear(KRgbWhite);
   1.733 +
   1.734 +					FillBuffer(writeBuffer, byteSize, iDispMode, ETrue);
   1.735 +					Mem::FillZ(readBuffer,byteSize);
   1.736 +
   1.737 +					//we select EDrawModeWriteAlpha because do not test blending here
   1.738 +					iDrawDevice->WriteLine(rect.iTl.iX,yy,rect.Width(),(TUint32*)writeBuffer,CGraphicsContext::EDrawModeWriteAlpha);
   1.739 +					iDrawDevice->ReadLine(rect.iTl.iX,yy,rect.Width(),(TUint32*)readBuffer,dispMode);
   1.740 +
   1.741 +					CheckBuffer(writeBuffer,iDispMode,readBuffer,dispMode,rect.Width());
   1.742 +
   1.743 +					Mem::FillZ(readBuffer,byteSize);
   1.744 +
   1.745 +					//we select EDrawModeWriteAlpha because do not test blending here
   1.746 +					iDrawDevice->WriteLine(iSize.iWidth-rect.Width(),yy,rect.Width(),(TUint32*)writeBuffer,CGraphicsContext::EDrawModeWriteAlpha);
   1.747 +					iDrawDevice->ReadLine(iSize.iWidth-rect.Width(),yy,rect.Width(),(TUint32*)readBuffer,dispMode);
   1.748 +
   1.749 +					CheckBuffer(writeBuffer,iDispMode,readBuffer,dispMode,rect.Width());
   1.750 +					iIteration++;
   1.751 +					}
   1.752 +				}
   1.753 +			}
   1.754 +		if (iDispMode != EColor16MU && iDispMode != EColor16MAP)
   1.755 +			iFuzzyMatch=EFalse;
   1.756 +		Report();
   1.757 +		}
   1.758 +	delete [] writeBuffer;
   1.759 +	delete [] readBuffer;
   1.760 +	}
   1.761 +
   1.762 +void CTLowLevel::TestWriteRgb()
   1.763 +	{
   1.764 +	for (TInt shadowMode = 0; shadowMode < KNumShadowModes; shadowMode++)
   1.765 +		{
   1.766 +		for (TInt nMode = 0; nMode < KNumDrawModes; nMode++)
   1.767 +			{
   1.768 +			for (TInt nRect = 0; nRect < KNumTestRects; nRect++)
   1.769 +				{
   1.770 +				for (TInt nBackColor = 0; nBackColor < KNumTestBackgrounds; nBackColor++)
   1.771 +					{
   1.772 +					for (TInt nColor = 0; nColor < KNumTestColors; nColor++)
   1.773 +						{
   1.774 +
   1.775 +						//for modes other than EColor16MAP skip the new colours which have alpha, and cause
   1.776 +						//test failures.  There are two types of colours which need to be skipped, nColor,
   1.777 +						//and nBackColor.  The additional colours were added specificially to test EColor16MAP mode,
   1.778 +						//so the test coverage compared to previously is not reduced for non EColor16MAP modes.
   1.779 +						if (((nColor>=KMaxNon16Colours)|| (nBackColor>=KMaxNon16BackColours)) && (iDispMode!= EColor16MAP))
   1.780 +							continue;
   1.781 +
   1.782 +						TRgb bakCol = TestBackground[nBackColor];
   1.783 +						Clear(bakCol);
   1.784 +
   1.785 +						CGraphicsContext::TDrawMode dMode = TestDrawMode[nMode];
   1.786 +
   1.787 +						if ((iDispMode==EColor16MAP)&&(dMode!=CGraphicsContext::EDrawModePEN))
   1.788 +							continue;
   1.789 +
   1.790 +
   1.791 +						TRect rect = TestRect[nRect];
   1.792 +						TRgb col = TestColor[nColor];
   1.793 +
   1.794 +						iDrawDevice->CFbsDrawDevice::SetShadowMode(CFbsDrawDevice::TShadowMode(shadowMode));
   1.795 +						iDrawDevice->CFbsDrawDevice::SetFadingParameters(100,200);
   1.796 +						iDrawDevice->SetShadowMode(CFbsDrawDevice::TShadowMode(shadowMode));
   1.797 +						iDrawDevice->WriteRgb(rect.iTl.iX,rect.iTl.iY,col,dMode);
   1.798 +
   1.799 +						CheckRgb(rect.iTl,col,bakCol,dMode,shadowMode);
   1.800 +						CheckBackground(TRect(rect.iTl,TSize(1,1)),bakCol);
   1.801 +
   1.802 +						Clear(bakCol);
   1.803 +
   1.804 +						iDrawDevice->SetShadowMode(CFbsDrawDevice::TShadowMode(shadowMode));
   1.805 +						iDrawDevice->WriteRgbMulti(rect.iTl.iX,rect.iTl.iY,rect.Width(),rect.Height(),col,dMode);
   1.806 +
   1.807 +						CheckRgb(rect,col,bakCol,dMode,shadowMode);
   1.808 +						CheckBackground(rect,bakCol);
   1.809 +						iIteration++;
   1.810 +						}
   1.811 +					}
   1.812 +				}
   1.813 +			Report();
   1.814 +			}
   1.815 +		}
   1.816 +	}
   1.817 +
   1.818 +void CTLowLevel::TestWriteLine()
   1.819 +	{
   1.820 +	TInt byteSize = ByteSize();
   1.821 +	TUint8* backBuffer = new TUint8[byteSize];
   1.822 +	TUint8* writeBuffer = new TUint8[byteSize];
   1.823 +	TUint8* copyBuffer = new TUint8[byteSize];
   1.824 +	TUint8* readBuffer = new TUint8[byteSize];
   1.825 +	Check(backBuffer != NULL);
   1.826 +	Check(writeBuffer != NULL);
   1.827 +	Check(copyBuffer != NULL);
   1.828 +	Check(readBuffer != NULL);
   1.829 +
   1.830 +	for (TInt shadowMode = 0; shadowMode < KNumShadowModes; shadowMode++)
   1.831 +		{
   1.832 +		for (TInt nMode = 0; nMode < KNumDrawModes; nMode++)
   1.833 +			{
   1.834 +			CGraphicsContext::TDrawMode dMode = TestDrawMode[nMode];
   1.835 +			for (TInt nRect = 0; nRect < KNumTestRects; nRect++)
   1.836 +				{
   1.837 +				for (TInt nBackColor = 0; nBackColor < KNumTestBackgrounds; nBackColor++)
   1.838 +					{
   1.839 +					//skip over new colours with alpha for modes other than EColor16MAP
   1.840 +					//these were causing test failures
   1.841 +					if ((nBackColor>=KMaxNon16BackColours) && (iDispMode!= EColor16MAP))
   1.842 +							continue;
   1.843 +
   1.844 +					TRgb bakCol = TestBackground[nBackColor];
   1.845 +					Clear(bakCol);
   1.846 +					TRect rect = TestRect[nRect];
   1.847 +					/*TBuf<128> buf;		//Some extra logging that might be useful if this test fails
   1.848 +					_LIT(KLog1,"Shadow=%d, DrawMode=%d, Rect=(%d,%d,%d,%d), Color=%d");
   1.849 +					buf.Format(KLog1,shadowMode,dMode,rect.iTl.iX,rect.iTl.iY,rect.iBr.iX,rect.iBr.iY,nBackColor);
   1.850 +					INFO_PRINTF1(buf);*/
   1.851 +					for (TInt yy = rect.iTl.iY; yy < rect.iBr.iY; yy++)
   1.852 +						{
   1.853 +						iDrawDevice->CFbsDrawDevice::SetShadowMode(CFbsDrawDevice::TShadowMode(shadowMode));
   1.854 +						iDrawDevice->CFbsDrawDevice::SetFadingParameters(100,200);
   1.855 +						iDrawDevice->SetShadowMode(CFbsDrawDevice::TShadowMode(shadowMode));
   1.856 +						iDrawDevice->ReadLine(rect.iTl.iX,yy,rect.Width(),(TUint32*)backBuffer,iDispMode);
   1.857 +
   1.858 +						if (nRect != 7)
   1.859 +							{
   1.860 +							// make sure the alpha value is 0xFF when not blending the buffer into 16MU destination
   1.861 +							TBool noAlpha16MU = dMode != CGraphicsContext::EDrawModePEN;
   1.862 +							FillBuffer(writeBuffer, byteSize, iDispMode, noAlpha16MU);
   1.863 +							}
   1.864 +						else // Special check for losing leading 0s in 1 bpp mode at 31 pixel offset
   1.865 +							{
   1.866 +							Mem::Fill(writeBuffer,byteSize,0xff);
   1.867 +							writeBuffer[0] = 0xfe;
   1.868 +							}
   1.869 +						Mem::Copy(copyBuffer,writeBuffer,byteSize);
   1.870 +						iDrawDevice->WriteLine(rect.iTl.iX,yy,rect.Width(),(TUint32*)writeBuffer,dMode);
   1.871 +						Shadow(copyBuffer,byteSize,shadowMode);
   1.872 +
   1.873 +						Mem::FillZ(readBuffer,byteSize);
   1.874 +						iDrawDevice->ReadLine(rect.iTl.iX,yy,rect.Width(),(TUint32*)readBuffer,iDispMode);
   1.875 +						CheckLine(copyBuffer,readBuffer,backBuffer,rect.Width(),dMode,iDispMode);
   1.876 +
   1.877 +						iIteration++;
   1.878 +						}
   1.879 +					CheckBackground(rect,bakCol);
   1.880 +					}
   1.881 +				}
   1.882 +			Report();
   1.883 +			}
   1.884 +		}
   1.885 +	delete [] backBuffer;
   1.886 +	delete [] writeBuffer;
   1.887 +	delete [] copyBuffer;
   1.888 +	delete [] readBuffer;
   1.889 +	}
   1.890 +
   1.891 +void CTLowLevel::TestWriteBinary()
   1.892 +	{
   1.893 +	TInt byteSize = ByteSize();
   1.894 +	TInt wordSize = (byteSize + 3) / 4;
   1.895 +	TUint32* writeBuffer = new TUint32[wordSize];
   1.896 +	Check(writeBuffer != NULL);
   1.897 +
   1.898 +	for (TInt shadowMode = 0; shadowMode < KNumShadowModes; shadowMode++)
   1.899 +		{
   1.900 +		for (TInt nMode = 0; nMode < KNumDrawModes; nMode++)
   1.901 +			{
   1.902 +			for (TInt nRect = 0; nRect < KNumTestRects; nRect++)
   1.903 +				{
   1.904 +				for (TInt nBackColor = 0; nBackColor < KNumTestBackgrounds; nBackColor++)
   1.905 +					{
   1.906 +					for (TInt nColor = 0; nColor < KNumTestColors; nColor++)
   1.907 +						{
   1.908 +						if (((nColor>=KMaxNon16Colours)|| (nBackColor>=KMaxNon16BackColours)) && (iDispMode!= EColor16MAP))
   1.909 +							continue;
   1.910 +
   1.911 +						TRect rect = TestRect[nRect];
   1.912 +						if (rect.Width() > 32)
   1.913 +							{
   1.914 +							rect.iBr.iX = rect.iTl.iX + 32;
   1.915 +							}
   1.916 +						if (rect.Width() < 1)
   1.917 +							rect.iBr.iX = rect.iTl.iX + 1;
   1.918 +
   1.919 +						TRgb bakCol = TestBackground[nBackColor];
   1.920 +						TRgb col = TestColor[nColor];
   1.921 +						CGraphicsContext::TDrawMode dMode = TestDrawMode[nMode];
   1.922 +
   1.923 +						if ((iDispMode==EColor16MAP)&&(dMode!=CGraphicsContext::EDrawModePEN))
   1.924 +							continue;
   1.925 +
   1.926 +						Clear(bakCol);
   1.927 +						iDrawDevice->SetShadowMode(CFbsDrawDevice::TShadowMode(shadowMode));
   1.928 +						FillBuffer((TUint8*)writeBuffer, byteSize, EGray2);
   1.929 +						iDrawDevice->WriteBinary(rect.iTl.iX,rect.iTl.iY,writeBuffer,rect.Width(),rect.Height(),col,dMode);
   1.930 +						CheckBinary(rect,writeBuffer,col,bakCol,dMode,shadowMode,ETrue,EFalse);
   1.931 +						CheckBackground(rect,bakCol);
   1.932 +
   1.933 +						Clear(bakCol);
   1.934 +						iDrawDevice->SetShadowMode(CFbsDrawDevice::TShadowMode(shadowMode));
   1.935 +						FillBuffer((TUint8*)writeBuffer, byteSize, EGray2);
   1.936 +						iDrawDevice->WriteBinaryLine(rect.iTl.iX,rect.iTl.iY,writeBuffer,rect.Width(),col,dMode);
   1.937 +						CheckBinary(TRect(rect.iTl,TSize(rect.Width(),1)),writeBuffer,col,bakCol,dMode,shadowMode,EFalse,EFalse);
   1.938 +						CheckBackground(TRect(rect.iTl.iX,rect.iTl.iY,rect.iBr.iX,rect.iTl.iY + 1),bakCol);
   1.939 +
   1.940 +						Clear(bakCol);
   1.941 +						iDrawDevice->SetShadowMode(CFbsDrawDevice::TShadowMode(shadowMode));
   1.942 +						FillBuffer((TUint8*)writeBuffer, byteSize, EGray2);
   1.943 +						iDrawDevice->WriteBinaryLineVertical(rect.iTl.iX,rect.iTl.iY,writeBuffer,rect.Height(),col,dMode,EFalse);
   1.944 +						CheckBinary(TRect(rect.iTl,TSize(1,rect.Height())),writeBuffer,col,bakCol,dMode,shadowMode,EFalse,EFalse);
   1.945 +						CheckBackground(TRect(rect.iTl.iX,rect.iTl.iY,rect.iTl.iX + 1,rect.iBr.iY),bakCol);
   1.946 +
   1.947 +						Clear(bakCol);
   1.948 +						iDrawDevice->SetShadowMode(CFbsDrawDevice::TShadowMode(shadowMode));
   1.949 +						FillBuffer((TUint8*)writeBuffer, byteSize, EGray2);
   1.950 +						iDrawDevice->WriteBinaryLineVertical(rect.iTl.iX,rect.iBr.iY - 1,writeBuffer,rect.Height(),col,dMode,ETrue);
   1.951 +						CheckBinary(TRect(rect.iTl,TSize(1,rect.Height())),writeBuffer,col,bakCol,dMode,shadowMode,EFalse,ETrue);
   1.952 +						CheckBackground(TRect(rect.iTl.iX,rect.iTl.iY,rect.iTl.iX + 1,rect.iBr.iY),bakCol);
   1.953 +
   1.954 +						iIteration++;
   1.955 +						}
   1.956 +					}
   1.957 +				}
   1.958 +			Report();
   1.959 +			}
   1.960 +		}
   1.961 +	delete [] writeBuffer;
   1.962 +	}
   1.963 +
   1.964 +void CTLowLevel::TestWriteAlphaLineEx()
   1.965 +	{
   1.966 +	TAny* interface = NULL;
   1.967 +	TInt err = iDrawDevice->GetInterface(KFastBlitInterfaceID, interface);
   1.968 +	if(err == KErrNone)
   1.969 +		{
   1.970 +		INFO_PRINTF1(_L("START ---->TestWriteAlphaLineEx"));
   1.971 +		TSize size = TSize(30,30);
   1.972 +		TRect rect = TRect(size);
   1.973 +
   1.974 +		TUint16* writeBuffer = new TUint16[size.iWidth];
   1.975 +		TUint8* maskBuffer =  new TUint8[size.iWidth];
   1.976 +
   1.977 +		TInt nOffset = sizeof(TUint16)*size.iWidth/2;
   1.978 +
   1.979 +		Mem::Fill(writeBuffer,nOffset,0xff);
   1.980 +		Mem::Fill((((TUint8*)writeBuffer)+nOffset),nOffset,0x00);
   1.981 +		Mem::Fill(maskBuffer,size.iWidth/2,0x00);
   1.982 +		Mem::Fill((maskBuffer+size.iWidth/2),size.iWidth/2,0xff);
   1.983 +
   1.984 +		MFastBlit* fastBlit = reinterpret_cast<MFastBlit*>(interface);
   1.985 +		Clear(KRgbFadedBlack);
   1.986 +		iDrawDevice->SetShadowMode(CFbsDrawDevice::EFade);
   1.987 +
   1.988 +		for (TInt yy = rect.iTl.iY; yy < rect.iBr.iY; yy++)
   1.989 +			{
   1.990 +			fastBlit->WriteAlphaLineEx(rect.iTl.iX,yy,rect.Width(),0,(TUint32*)writeBuffer,EColor64K,0,(TUint32*)maskBuffer,MAlphaBlend::EShdwBefore);
   1.991 +			iIteration++;
   1.992 +			}
   1.993 +		CheckRgb(rect,KRgbBlack,KRgbFadedBlack,CGraphicsContext::EDrawModePEN,2);
   1.994 +		CheckBackground(rect,KRgbFadedBlack);
   1.995 +
   1.996 +		Report();
   1.997 +		INFO_PRINTF1(_L("END ---->TestWriteAlphaLineEx"));
   1.998 +		delete [] writeBuffer;
   1.999 +		delete [] maskBuffer;
  1.1000 +		}
  1.1001 +	}
  1.1002 +
  1.1003 +void CTLowLevel::TestWriteAlphaLineNoShadowEx()
  1.1004 +	{
  1.1005 +	TAny* interface = NULL;
  1.1006 +	TInt err = iDrawDevice->GetInterface(KFastBlitInterfaceID, interface);
  1.1007 +	if(err == KErrNone)
  1.1008 +		{
  1.1009 +		INFO_PRINTF1(_L("START ---->TestWriteAlphaLineNoShadowEx"));
  1.1010 +		TSize size = TSize(30,30);
  1.1011 +		TRect rect = TRect(size);
  1.1012 +
  1.1013 +		TUint16* writeBuffer = new TUint16[size.iWidth];
  1.1014 +		Check(writeBuffer != NULL);
  1.1015 +		TUint8* maskBuffer =  new TUint8[size.iWidth];
  1.1016 +		Check(maskBuffer != NULL);
  1.1017 +		TInt nOffset = sizeof(TUint16) * size.iWidth;
  1.1018 +
  1.1019 +		Mem::Fill(writeBuffer,nOffset,0xff);
  1.1020 +		Mem::Fill(maskBuffer,size.iWidth/2,0x8e);
  1.1021 +		Mem::Fill((maskBuffer+size.iWidth/2),size.iWidth/2,0xff);
  1.1022 +
  1.1023 +		MFastBlit* fastBlit = reinterpret_cast<MFastBlit*>(interface);
  1.1024 +
  1.1025 +		Clear(KRgbWhite);
  1.1026 +		for (TInt yy = rect.iTl.iY; yy < rect.iBr.iY; yy++)
  1.1027 +			{
  1.1028 +			fastBlit->WriteAlphaLineEx(rect.iTl.iX,yy,rect.Width(),0,(TUint32*)writeBuffer,EColor64K,0,(TUint32*)maskBuffer,MAlphaBlend::EShdwBefore);
  1.1029 +			iIteration++;
  1.1030 +			}
  1.1031 +		CheckRgb(rect,KRgbWhite,KRgbWhite,CGraphicsContext::EDrawModePEN,0);
  1.1032 +
  1.1033 +		Report();
  1.1034 +		INFO_PRINTF1(_L("END ---->TestWriteAlphaLineNoShadowEx"));
  1.1035 +		delete [] writeBuffer;
  1.1036 +		delete [] maskBuffer;
  1.1037 +		}
  1.1038 +	}
  1.1039 +
  1.1040 +void CTLowLevel::TestWriteMaskLineNoShadowEx()
  1.1041 +	{
  1.1042 +	TAny* interface = NULL;
  1.1043 +	TInt err = iDrawDevice->GetInterface(KFastBlitInterfaceID, interface);
  1.1044 +	if(err == KErrNone)
  1.1045 +		{
  1.1046 +		INFO_PRINTF1(_L("START ---->TestWriteMaskLineNoShadowEx"));
  1.1047 +		TSize size = TSize(30,30);
  1.1048 +		TRect rect = TRect(size);
  1.1049 +
  1.1050 +		TUint16* writeBuffer = new TUint16[size.iWidth];
  1.1051 +		Check(writeBuffer != NULL);
  1.1052 +		TUint8* maskBuffer =  new TUint8[size.iWidth];
  1.1053 +		Check(maskBuffer != NULL);
  1.1054 +
  1.1055 +		TInt nOffset = sizeof(TUint16) * size.iWidth;
  1.1056 +
  1.1057 +		Mem::Fill(writeBuffer,nOffset,0xff);
  1.1058 +		Mem::Fill(maskBuffer,size.iWidth/2,0x8e);
  1.1059 +		Mem::Fill((maskBuffer+size.iWidth/2),size.iWidth/2,0xff);
  1.1060 +
  1.1061 +		MFastBlit* fastBlit = reinterpret_cast<MFastBlit*>(interface);
  1.1062 +
  1.1063 +		Clear(KRgbWhite);
  1.1064 +		for (TInt yy = rect.iTl.iY; yy < rect.iBr.iY; yy++)
  1.1065 +			{
  1.1066 +			fastBlit->WriteMaskLineEx(rect.iTl.iX,yy,rect.Width(),0,(TUint32*)writeBuffer,EColor64K,0,(TUint32*)maskBuffer,EFalse);
  1.1067 +			iIteration++;
  1.1068 +			}
  1.1069 +		CheckRgb(rect,KRgbWhite,KRgbWhite,CGraphicsContext::EDrawModePEN,0);
  1.1070 +
  1.1071 +		Report();
  1.1072 +		INFO_PRINTF1(_L("END ---->TestWriteMaskLineNoShadowEx"));
  1.1073 +		delete [] writeBuffer;
  1.1074 +		delete [] maskBuffer;
  1.1075 +		}
  1.1076 +	}
  1.1077 +
  1.1078 +/**
  1.1079 +Overwrite the pixel in the buffer with a given mode with a value already in that
  1.1080 +mode.
  1.1081 +@param aX		The offset in pixels from the start of the buffer.
  1.1082 +@param aPtr		The start of the buffer.
  1.1083 +@param aMode	The display mode of the buffer.
  1.1084 +@param aValue	The new pixel value.
  1.1085 +*/
  1.1086 +void CTLowLevel::WriteBinaryValue(TUint32 aX, TAny* const aPtr, 
  1.1087 +		TDisplayMode aMode, TUint32 aValue) const
  1.1088 +	{
  1.1089 +	TUint32* buffer32 = (TUint32*)aPtr;
  1.1090 +	TInt shift;
  1.1091 +	TUint32 mask;
  1.1092 +
  1.1093 +	switch (aMode)
  1.1094 +		{
  1.1095 +	case EGray2:
  1.1096 +		buffer32 += aX >> 5;
  1.1097 +		shift = aX & 0x1F;
  1.1098 +		mask = 0x1;
  1.1099 +		break;
  1.1100 +	case EGray4:
  1.1101 +		buffer32 += aX >> 4;
  1.1102 +		shift = (aX & 0xF) << 1;
  1.1103 +		mask = 0x3;
  1.1104 +		break;
  1.1105 +	case EGray16:
  1.1106 +	case EColor16:
  1.1107 +		buffer32 += aX >> 3;
  1.1108 +		shift = (aX & 0x7) << 2;
  1.1109 +		mask = 0xF;
  1.1110 +		break;
  1.1111 +	case EGray256:
  1.1112 +	case EColor256:
  1.1113 +		buffer32 += aX >> 2;
  1.1114 +		shift = (aX & 0x3) << 3;
  1.1115 +		mask = 0xFF;
  1.1116 +		break;
  1.1117 +	case EColor4K:
  1.1118 +		buffer32 += aX >> 1;
  1.1119 +		shift = (aX & 0x1) << 4;
  1.1120 +		mask = 0xFFF;
  1.1121 +		break;
  1.1122 +	case EColor64K:
  1.1123 +		buffer32 += aX >> 1;
  1.1124 +		shift = (aX & 0x1) << 4;
  1.1125 +		mask = 0xFFFF;
  1.1126 +		break;
  1.1127 +	case EColor16M:
  1.1128 +		{
  1.1129 +		// This mode requires special handling, because shifts and masks
  1.1130 +		// won't work.
  1.1131 +		TUint8* buffer8 = ((TUint8*)aPtr) + (aX * 3);
  1.1132 +		*buffer8++ = aValue & 0xFF;
  1.1133 +		*buffer8++ = (aValue >> 8) & 0xFF;
  1.1134 +		*buffer8++ = (aValue >> 16) & 0xFF;
  1.1135 +		// Return early as the buffer has been updated.
  1.1136 +		return;
  1.1137 +		}
  1.1138 +	case EColor16MU:
  1.1139 +		buffer32 += aX;
  1.1140 +		shift = 0;
  1.1141 +		mask = 0xFFFFFFFF;
  1.1142 +		aValue |= 0xFF000000;	// Force alpha to opaque.
  1.1143 +		break;
  1.1144 +	default:
  1.1145 +		buffer32 += aX;
  1.1146 +		shift = 0;
  1.1147 +		mask = 0xFFFFFFFF;
  1.1148 +		break;
  1.1149 +		};
  1.1150 +
  1.1151 +	// Write pixel value into right part of word.
  1.1152 +	*buffer32 = (*buffer32 & ~(mask << shift)) | ((aValue & mask) << shift);
  1.1153 +	}
  1.1154 +
  1.1155 +/**
  1.1156 +Copy contents of one buffer over another, depending on a per-pixel mask bit.
  1.1157 +@param aSrc		Source pixel buffer
  1.1158 +@param aSrcMode	Display mode of source
  1.1159 +@param aDst		Destination pixel buffer
  1.1160 +@param aDstMode	Display mode of destination
  1.1161 +@param aMsk		Mask buffer. Must be in EGray2 format
  1.1162 +@param aWidth	Number of pixels to copy
  1.1163 +@param aInvert	If ETrue, copy source where mask bit is clear, else copy where
  1.1164 +	it is set.
  1.1165 +*/
  1.1166 +void CTLowLevel::MaskedBlendBuffer(TAny* aSrc, TDisplayMode aSrcMode, TAny* aDst,
  1.1167 +		TDisplayMode aDstMode, TUint32* aMsk, TInt aWidth, TBool aInvert)
  1.1168 +	{
  1.1169 +	TColorConvertor& srcConvertor = ColorConvertor(aSrcMode);
  1.1170 +	TColorConvertor& dstConvertor = ColorConvertor(aDstMode);
  1.1171 +
  1.1172 +	for (TInt xx = 0; xx < aWidth; xx++)
  1.1173 +		{
  1.1174 +		TUint32 pixelMask = ExtractBinaryValue(xx, aMsk, EGray2);
  1.1175 +		if (aInvert)
  1.1176 +			{
  1.1177 +			pixelMask = !pixelMask;
  1.1178 +			}
  1.1179 +
  1.1180 +		if (pixelMask)
  1.1181 +			{
  1.1182 +			TUint32 dst32 = ExtractBinaryValue(xx, (TUint32*)aDst, aDstMode);
  1.1183 +			TUint32 src32 = ExtractBinaryValue(xx, (TUint32*)aSrc, aSrcMode);
  1.1184 +
  1.1185 +			switch (aSrcMode)
  1.1186 +				{
  1.1187 +				// Only blend for source modes with alpha 
  1.1188 +				case EColor16MAP:
  1.1189 +				case EColor16MA:
  1.1190 +					{
  1.1191 +					// Convert source and destination pixel values to 16MAP
  1.1192 +					if (aDstMode != EColor16MAP)
  1.1193 +						{
  1.1194 +						dst32 = dstConvertor.Color(dst32).Color16MAP();
  1.1195 +						}
  1.1196 +					if (aSrcMode != EColor16MAP)
  1.1197 +						{
  1.1198 +						src32 = srcConvertor.Color(src32).Color16MAP();
  1.1199 +						}
  1.1200 +					// Both params must be 16MAP, output is likewise
  1.1201 +					dst32 = PMAPixelBlend(dst32, src32);
  1.1202 +					// Convert 16MAP to final format
  1.1203 +					dst32 = dstConvertor.Index(TRgb::Color16MAP(dst32));
  1.1204 +					}
  1.1205 +					break;
  1.1206 +				// Anything else is a copy (with format conversion) 
  1.1207 +				default:
  1.1208 +					dst32 = dstConvertor.Index(srcConvertor.Color(src32));
  1.1209 +					break;
  1.1210 +				}
  1.1211 +
  1.1212 +			WriteBinaryValue(xx, aDst, aDstMode, dst32);
  1.1213 +			}
  1.1214 +		}
  1.1215 +	}
  1.1216 +
  1.1217 +/**
  1.1218 +Returns the minimum number of bytes to hold the given number of pixels,
  1.1219 +rounded up to the next word boundary.
  1.1220 +@param aPixels	Number of pixels
  1.1221 +@param aMode	Display mode of pixels
  1.1222 +@return	Number of bytes to hold pixels
  1.1223 +*/
  1.1224 +TUint32 CTLowLevel::BytesForPixels(TUint32 aPixels, TDisplayMode aMode)
  1.1225 +	{
  1.1226 +	TUint32 bytes = LongWidth(aPixels, aMode);
  1.1227 +
  1.1228 +	switch (aMode)
  1.1229 +		{
  1.1230 +		case EGray2:
  1.1231 +			bytes /= 8;
  1.1232 +			break;
  1.1233 +		case EGray4:
  1.1234 +			bytes /= 4;
  1.1235 +			break;
  1.1236 +		case EGray16:
  1.1237 +		case EColor16:
  1.1238 +			bytes /= 2;
  1.1239 +			break;
  1.1240 +		case EColor4K:
  1.1241 +		case EColor64K:
  1.1242 +			bytes *= 2;
  1.1243 +			break;
  1.1244 +		case EColor16M:
  1.1245 +			bytes *= 3;
  1.1246 +			break;
  1.1247 +		case EColor16MU:
  1.1248 +		case EColor16MA:
  1.1249 +		case EColor16MAP:
  1.1250 +			bytes *= 4;
  1.1251 +			break;
  1.1252 +		}
  1.1253 +	return bytes;
  1.1254 +	}
  1.1255 +
  1.1256 +/**
  1.1257 +Compare the actual blend results with the expected ones, allowing for some
  1.1258 +blending errors. Both buffers must be in aMode format
  1.1259 +@param aActual		Start of actual results
  1.1260 +@param aExpected	Start of expected results
  1.1261 +@param aWidth		Number of pixels to check
  1.1262 +@param aMode		Display mode of the pixels in the buffers
  1.1263 +@param aBlended		ETrue if pixels were blended, EFalse if they were opaque
  1.1264 +@return	ETrue if buffers compared OK, EFalse if there was a mismatch.
  1.1265 +*/
  1.1266 +TBool CTLowLevel::CompareBlendMaskResults(TAny* aActual, TAny* aExpected, 
  1.1267 +		TUint32 aWidth, TDisplayMode aMode, TBool aBlended, TDisplayMode aSrcMode)
  1.1268 +	{
  1.1269 +	if (aBlended)
  1.1270 +		{
  1.1271 +		// There can be blending rounding errors, so allow for these. In general
  1.1272 +		// allow for one bit of error, taking into account the precision of
  1.1273 +		// each component.
  1.1274 +		TInt maxRBErr;
  1.1275 +		TInt maxGErr;
  1.1276 +		switch (aMode)
  1.1277 +			{
  1.1278 +			case EColor4K:
  1.1279 +				// All components are four bits
  1.1280 +				maxRBErr = maxGErr = 17;
  1.1281 +				break;
  1.1282 +			case EColor64K:
  1.1283 +				// Six bits for green, five for the others, so error
  1.1284 +				// varies.
  1.1285 +				maxRBErr = 9;
  1.1286 +				maxGErr = 5;
  1.1287 +				break;
  1.1288 +			default:
  1.1289 +				// For 16MAP, it will be dependent on the alpha value.
  1.1290 +				maxRBErr = maxGErr = 1;
  1.1291 +				break;
  1.1292 +			}
  1.1293 +
  1.1294 +		// Compare each pixel, allowing for the error in each component.
  1.1295 +		for (TInt xx = 0; xx < aWidth; xx++)
  1.1296 +			{
  1.1297 +			TRgb exp = ExtractRgbValue(xx, (TUint8*)aExpected, aMode);
  1.1298 +			TRgb act = ExtractRgbValue(xx, (TUint8*)aActual, aMode);
  1.1299 +			
  1.1300 +			if (aMode == EColor16MAP)
  1.1301 +				{
  1.1302 +				// Take into account that components have been premultiplied
  1.1303 +				TInt alpha = exp.Alpha();
  1.1304 +				if (alpha > 0)
  1.1305 +					{
  1.1306 +					maxRBErr = maxGErr = (0xFF + alpha - 1) / alpha;
  1.1307 +					}
  1.1308 +				if (aSrcMode == EColor16MA && (maxGErr < 3 || maxRBErr < 3))
  1.1309 +					{
  1.1310 +					maxGErr = 3;
  1.1311 +					maxRBErr = 3;
  1.1312 +					}
  1.1313 +				}
  1.1314 +			
  1.1315 +			if (AbsDiff(exp.Red(), act.Red()) > maxRBErr ||
  1.1316 +					AbsDiff(exp.Green(), act.Green()) > maxGErr ||
  1.1317 +					AbsDiff(exp.Blue(), act.Blue()) > maxRBErr ||
  1.1318 +					exp.Alpha() != act.Alpha())
  1.1319 +				{
  1.1320 +				INFO_PRINTF4(_L("At %d, expected 0x%08.8x, got 0x%08.8x"), 
  1.1321 +						xx, exp.Internal(), act.Internal());
  1.1322 +				return EFalse;
  1.1323 +				}
  1.1324 +			}
  1.1325 +		return ETrue;
  1.1326 +		}
  1.1327 +	else
  1.1328 +		{
  1.1329 +		// For non-alpha sources there is no blending, so results
  1.1330 +		// should be exact.
  1.1331 +		TUint32 stride = BytesForPixels(aWidth, aMode);
  1.1332 +		return (Mem::Compare((TUint8*)aActual, stride, (TUint8*)aExpected, stride) == 0);
  1.1333 +		}
  1.1334 +	}
  1.1335 +
  1.1336 +class TFunctionThread
  1.1337 +	{
  1.1338 +protected:
  1.1339 +	TFunctionThread():iExitHow(ENotStarted)	
  1.1340 +		{}
  1.1341 +	TInt LaunchThreadFunction(const TDesC& aName);
  1.1342 +private:
  1.1343 +	static TInt TheThreadFunction(TAny*);
  1.1344 +	virtual TInt	ThreadFunctionL()=0;
  1.1345 +public:
  1.1346 +	enum {
  1.1347 +		ENotStarted,
  1.1348 +		ERunning,	//should never see this
  1.1349 +		EReturn,
  1.1350 +		ELeave,
  1.1351 +		EPanic,
  1.1352 +		ETerminate,
  1.1353 +		};
  1.1354 +	TInt	iExitHow;
  1.1355 +	TInt	iExitCode;	//Currently don't store the panic category string.
  1.1356 +	};
  1.1357 +
  1.1358 +TInt TFunctionThread::LaunchThreadFunction(const TDesC& aName)
  1.1359 +	{
  1.1360 +	RThread thrd;
  1.1361 +	TRequestStatus stat;
  1.1362 +	enum { //8kb to 2mb
  1.1363 +		KMinHeapSize=0x2000,
  1.1364 +		KMaxHeapSize=0x200000
  1.1365 +		};
  1.1366 +	TInt created=thrd.Create(aName,TheThreadFunction,KDefaultStackSize,KMinHeapSize,KMaxHeapSize,this);
  1.1367 +	if (created<KErrNone)
  1.1368 +		{
  1.1369 +		iExitCode=created;
  1.1370 +		return created;
  1.1371 +		}
  1.1372 +	thrd.SetPriority(EPriorityMuchMore);
  1.1373 +	thrd.Logon(stat);
  1.1374 +	User::SetJustInTime(EFalse);
  1.1375 +	thrd.Resume();
  1.1376 +	User::WaitForRequest(stat);
  1.1377 +	if ( iExitHow!=ENotStarted || iExitHow==ERunning )
  1.1378 +		{
  1.1379 +		iExitCode=thrd.ExitReason();
  1.1380 +		switch (thrd.ExitType())
  1.1381 +			{
  1.1382 +			case EExitKill:			iExitHow=EReturn;		break;
  1.1383 +			case EExitPanic:		iExitHow=EPanic;		break;
  1.1384 +			case EExitTerminate:	iExitHow=ETerminate;	break;
  1.1385 +			default:
  1.1386 +				ASSERT(EFalse);
  1.1387 +			}
  1.1388 +		}
  1.1389 +	thrd.Close();
  1.1390 +	User::SetJustInTime(ETrue);
  1.1391 +	return KErrNone;
  1.1392 +	}
  1.1393 +
  1.1394 +TInt TFunctionThread::TheThreadFunction(TAny* aThis)
  1.1395 +	{
  1.1396 +	TFunctionThread* thisThis=(TFunctionThread*)aThis;
  1.1397 +	if (thisThis==NULL)
  1.1398 +		{
  1.1399 +		User::Panic(_L("NoThis"),0x1);
  1.1400 +		}
  1.1401 +	thisThis->iExitHow=thisThis->ERunning;
  1.1402 +	TInt returnErr = KErrNone;
  1.1403 +	TRAPD(leaveErr,returnErr=thisThis->ThreadFunctionL());
  1.1404 +	if (leaveErr)
  1.1405 +		{
  1.1406 +		thisThis->iExitHow=ELeave;
  1.1407 +		thisThis->iExitCode=leaveErr;
  1.1408 +		return leaveErr;
  1.1409 +		}
  1.1410 +	else
  1.1411 +		{
  1.1412 +		thisThis->iExitHow=EReturn;
  1.1413 +		thisThis->iExitCode=returnErr;
  1.1414 +		return returnErr;
  1.1415 +		}
  1.1416 +	}
  1.1417 +
  1.1418 +/** This thread verifies whether a range of memory is accessible 
  1.1419 +  The range is read sequentially until it panics, or the range is completed.
  1.1420 +  It is useful to input a range of addresses where some are valid and some fail 
  1.1421 +  in order to demonstrate an edge against which an algorithm that performs illegal reads can subsequently be tested.
  1.1422 +  The FailOffset() returned index indicates the offset from the start at which the memory access caused a panic. 
  1.1423 + **/
  1.1424 +class TTestMemThread:public TFunctionThread
  1.1425 +	{
  1.1426 +public:
  1.1427 +	TTestMemThread(TUint32* aStartAddress,TUint32* aEndAddress);
  1.1428 +	TInt FailOffset();
  1.1429 +private:
  1.1430 +	virtual TInt	ThreadFunctionL();
  1.1431 +private:
  1.1432 +	TUint32* iStartAddress;
  1.1433 +	TUint32* iEndAddress;
  1.1434 +	volatile TUint32* iLastAddressTried;
  1.1435 +	volatile TUint32  iCopyValueHere;
  1.1436 +	
  1.1437 +	};
  1.1438 +
  1.1439 +TTestMemThread::TTestMemThread(TUint32* aStartAddress,TUint32* aEndAddress):
  1.1440 +	iStartAddress(aStartAddress),
  1.1441 +	iEndAddress(aEndAddress),
  1.1442 +	iLastAddressTried(NULL)
  1.1443 +	{
  1.1444 +	ASSERT(aStartAddress);
  1.1445 +	ASSERT(aEndAddress);
  1.1446 +	LaunchThreadFunction(_L("MemTest"));
  1.1447 +	}
  1.1448 +
  1.1449 +/**
  1.1450 + *	Returns the number of successful memory reads before a panic occurred
  1.1451 + * 	Or various error codes if the test didn't run or didn't panic.
  1.1452 + * 
  1.1453 + **/
  1.1454 +TInt TTestMemThread::FailOffset()
  1.1455 +	{
  1.1456 +	if (iExitHow==EReturn)
  1.1457 +		{
  1.1458 +		return KErrCompletion;
  1.1459 +		}
  1.1460 +	else
  1.1461 +		{
  1.1462 +		if (iExitHow==EPanic)
  1.1463 +			{
  1.1464 +			if (iLastAddressTried)
  1.1465 +				{
  1.1466 +				TInt retval=iLastAddressTried-iStartAddress;
  1.1467 +				if (iEndAddress-iStartAddress<0)
  1.1468 +					{
  1.1469 +					retval=-retval;
  1.1470 +					}
  1.1471 +				if (retval<0)
  1.1472 +					{
  1.1473 +					return KErrCorrupt;
  1.1474 +					}
  1.1475 +				else
  1.1476 +					{
  1.1477 +					return retval;
  1.1478 +					}
  1.1479 +				}
  1.1480 +			else
  1.1481 +				{
  1.1482 +				return KErrNotFound;
  1.1483 +				}
  1.1484 +			}
  1.1485 +		else
  1.1486 +			{
  1.1487 +			return KErrGeneral; 
  1.1488 +			}
  1.1489 +		}
  1.1490 +	}
  1.1491 +/*
  1.1492 + * This thread function allows a test to verify that a particular address range 
  1.1493 + * is actually inaccessable.
  1.1494 + * I.e. that attempting to read from the given address range causes a panic.
  1.1495 + */
  1.1496 +TInt TTestMemThread::ThreadFunctionL()
  1.1497 +	{
  1.1498 +	if (iStartAddress && iEndAddress)
  1.1499 +		{
  1.1500 +		TInt delta=1;
  1.1501 +		if (iStartAddress>iEndAddress)
  1.1502 +			{
  1.1503 +			delta=-1;
  1.1504 +			}
  1.1505 +		for (TUint32 volatile* tryAddress=iStartAddress;tryAddress!=iEndAddress;tryAddress+=delta)
  1.1506 +			{
  1.1507 +			iLastAddressTried=tryAddress;
  1.1508 +			iCopyValueHere=*tryAddress;
  1.1509 +			}
  1.1510 +		return 0;
  1.1511 +		}
  1.1512 +	return KErrArgument;
  1.1513 +	}
  1.1514 +
  1.1515 +void CTLowLevel::ClosePanicDialogs()
  1.1516 +	{
  1.1517 +	RWsSession session;
  1.1518 +	TInt err = session.Connect();
  1.1519 +	TEST(err == KErrNone);
  1.1520 +	TInt idFocus = session.GetFocusWindowGroup();
  1.1521 +	TWsEvent event;
  1.1522 +	event.SetType(EEventKey); //EEventKeyDown
  1.1523 +	TKeyEvent* keyEvent = event.Key();
  1.1524 +	keyEvent->iCode = EKeyEscape;
  1.1525 +	keyEvent->iScanCode = EStdKeyEscape;
  1.1526 +	keyEvent->iModifiers = 0;
  1.1527 +	TInt theLimit = 50;
  1.1528 +	while(idFocus != NULL && (theLimit-- > 0))
  1.1529 +		{
  1.1530 +		session.SendEventToAllWindowGroups(event);
  1.1531 +		TInt idNewFocus = session.GetFocusWindowGroup();
  1.1532 +		idFocus=idNewFocus;
  1.1533 +		}
  1.1534 +	session.Flush();
  1.1535 +	session.Close();
  1.1536 +	}
  1.1537 +
  1.1538 +
  1.1539 +/**
  1.1540 +@SYMTestCaseID GRAPHICS-SCREENDRIVER-0003
  1.1541 +@SYMTestCaseDesc Test that FastBlendBitmapMasked masking works correctly
  1.1542 +@SYMDEF INC120146 PDEF120693 PDEF120680 INC120742 PDEF121725
  1.1543 +@SYMTestPriority High
  1.1544 +@SYMTestActions Test actions are:
  1.1545 +	Create pseudorandom initial contents, source and mask lines.
  1.1546 +	Set a line of the screen to the initial contents.
  1.1547 +	Use FastBlendBitmapMasked, with and without inverted bitmask, to write
  1.1548 +		source to target.
  1.1549 +	Read line contents back.
  1.1550 +	Check each pixel is either the initial value, or the source or a blend,
  1.1551 +		depending on corresponding mask pixel.
  1.1552 +	Repeat this whole sequence with supported source display modes.
  1.1553 +	NOTE - wrapped in memory check for edge case defect INC120742
  1.1554 +@SYMTestExpectedResults The correct pixel values are set, based on the mask.
  1.1555 +*/
  1.1556 +void CTLowLevel::TestFastBlendBitmapMasked(const TInt aRetry)
  1.1557 +	{
  1.1558 +	const TInt KRetryAmount = 10;
  1.1559 +
  1.1560 +	TAny* interface = NULL;
  1.1561 +	TInt err = iDrawDevice->GetInterface(KFastBlendInterfaceID, interface);
  1.1562 +	if(err == KErrNone)
  1.1563 +		{
  1.1564 +		if (aRetry == 0)
  1.1565 +			{
  1.1566 +			INFO_PRINTF1(_L("START ---->TestFastBlendBitmapMasked"));
  1.1567 +			}
  1.1568 +
  1.1569 +		MFastBlend* fastBlend = reinterpret_cast<MFastBlend*>(interface);
  1.1570 +		TInt yPos = iSize.iHeight / 2;
  1.1571 +		TPoint pt(0,yPos);
  1.1572 +		TSize lineSize(iSize.iWidth, 1);
  1.1573 +		TRect lineRect(lineSize);
  1.1574 +
  1.1575 +		TInt destStride = iDrawDevice->ScanLineBytes();
  1.1576 + 		TInt maskStride = (iSize.iWidth + 7) / 8;
  1.1577 +		TInt maskPages = (maskStride/4096+1);
  1.1578 +		maskPages+=20;
  1.1579 +		// Allocate large enough buffers for all modes
  1.1580 +		TAny* source = User::Alloc(iSize.iWidth * 4);
  1.1581 +		TAny* expected = User::Alloc(destStride);
  1.1582 +		CFbsBitmap testBitmap;
  1.1583 +		testBitmap.Create(TSize(1024,maskPages),EColor16MA);
  1.1584 +		TUint32* mask = testBitmap.DataAddress()+1024-(maskStride%4096)/4;
  1.1585 +		TUint32* slb = iDrawDevice->ScanLineBuffer();
  1.1586 +
  1.1587 +		Check(source != NULL && expected != NULL && mask != NULL);
  1.1588 +
  1.1589 +		TUint32* bitmapData=testBitmap.DataAddress();
  1.1590 +		SEpocBitmapHeader header1 = testBitmap.Header();
  1.1591 +		TUint32* pastBitmapData=bitmapData+((header1.iBitmapSize-header1.iStructSize)>>2);
  1.1592 +		mask = pastBitmapData- (maskStride+3)/4;
  1.1593 +	
  1.1594 +		TBool canGenerateDefectScenario = EFalse;
  1.1595 +		TTestMemThread memThread(pastBitmapData-2,pastBitmapData+2);
  1.1596 +		TInt failAt=memThread.FailOffset();
  1.1597 +		if (failAt<0)
  1.1598 +			{
  1.1599 +			INFO_PRINTF2(_L("Error generated by test thread! %i - BAD"),failAt);
  1.1600 +			}
  1.1601 +		else if (failAt<=1)
  1.1602 +			{
  1.1603 +			INFO_PRINTF1(_L("Bitmap memory is inaccessable - BAD"));
  1.1604 +			}
  1.1605 +		else if (failAt>2)
  1.1606 +			{
  1.1607 +			INFO_PRINTF1(_L("Memory after bitmap is accessable - BAD"));
  1.1608 +			}
  1.1609 +		else
  1.1610 +			{
  1.1611 +			INFO_PRINTF1(_L("Memory after bitmap is inaccessable - GOOD"));
  1.1612 +			canGenerateDefectScenario=ETrue;
  1.1613 +			}
  1.1614 +		ClosePanicDialogs();
  1.1615 +
  1.1616 +		if (!canGenerateDefectScenario)
  1.1617 +			{
  1.1618 +			//if this doesn't work out then the memory allocator is not like it was when the defect was raised!
  1.1619 +			//so the test is no longer any good.
  1.1620 +			if (aRetry == KRetryAmount)
  1.1621 +				{
  1.1622 +				INFO_PRINTF2(_L("Failed %d times - Overall test failure"),KRetryAmount);
  1.1623 +				Check(EFalse);
  1.1624 +				}
  1.1625 +			else
  1.1626 +				{
  1.1627 +				INFO_PRINTF2(_L("RETRYING - attempt %d"),aRetry+2);
  1.1628 +				TestFastBlendBitmapMasked(aRetry+1);
  1.1629 +				}
  1.1630 +			}
  1.1631 +		else
  1.1632 +			{
  1.1633 +			INFO_PRINTF1(_L("Performing test"));
  1.1634 +			for (TInt sourceModeIndex = 0; sourceModeIndex < KNumberDisplayModes1; sourceModeIndex++)
  1.1635 +			 	{
  1.1636 +			 	for (TInt invert = 0; invert < 2; invert++)
  1.1637 +			 		{
  1.1638 +			 		TDisplayMode sourceMode = TestDisplayMode1[sourceModeIndex];
  1.1639 +			 		TInt sourceStride = BytesForPixels(iSize.iWidth, sourceMode);
  1.1640 +			 		TBool blended = (sourceMode == EColor16MA || sourceMode == EColor16MAP);
  1.1641 +			 		
  1.1642 +			 		// Initialise (randomise) the buffers for this iteration
  1.1643 +			 		FillBuffer((TUint8*)source, sourceStride, sourceMode, ETrue);
  1.1644 +			 		FillBuffer((TUint8*)expected, destStride, iDispMode, ETrue);
  1.1645 +			 		FillBuffer((TUint8*)mask, maskStride, EGray2, ETrue);
  1.1646 +			 		
  1.1647 +			 		// Write out the initial contents
  1.1648 +			 		iDrawDevice->WriteLine(0, yPos, iSize.iWidth, (TUint32*)expected,
  1.1649 +			 				CGraphicsContext::EDrawModeWriteAlpha);
  1.1650 +		
  1.1651 +			 		// Fast, masked overwrite, with or without mask inversion
  1.1652 +			 		TInt result = fastBlend->FastBlendBitmapMasked(pt, 
  1.1653 +			 				(TUint32*)source, sourceStride, lineSize, lineRect,
  1.1654 +			 				sourceMode, mask, maskStride, EGray2, lineSize,
  1.1655 +			 				TPoint(), invert, CGraphicsContext::EDrawModePEN, 
  1.1656 +			 				CFbsDrawDevice::ENoShadow);
  1.1657 +
  1.1658 +			 		if (result == KErrNotSupported)
  1.1659 +			 			{
  1.1660 +			 			// Unsupported combination of parameters, move on.
  1.1661 +			 			continue;
  1.1662 +			 			}
  1.1663 +		
  1.1664 +			 		// Use mask to blend source with 'expected' to get the expected
  1.1665 +			 		// output
  1.1666 +			 		MaskedBlendBuffer(source, sourceMode, expected, iDispMode, 
  1.1667 +			 				mask, iSize.iWidth, invert);
  1.1668 +
  1.1669 +			 		// Read back actual output and compare with expected.
  1.1670 +			 		iDrawDevice->ReadLine(0, yPos, iSize.iWidth, slb, iDispMode);
  1.1671 +
  1.1672 +			 		if (!CompareBlendMaskResults(slb, expected, iSize.iWidth,
  1.1673 +			 				iDispMode, blended, sourceMode))
  1.1674 +			 			{
  1.1675 +			 			INFO_PRINTF3(_L("Output mismatch: source mode %S, invert=%d"), 
  1.1676 +			 					&DisplayModeNames1[sourceModeIndex], invert);
  1.1677 +			 			// Report other details, plus fail the overall test.
  1.1678 +			 			Check(EFalse);
  1.1679 +			 			}
  1.1680 +			 		iIteration++;
  1.1681 +			 		}
  1.1682 +
  1.1683 +			 	}
  1.1684 +			TTestMemThread memThreadAfter(pastBitmapData-2,pastBitmapData+2);
  1.1685 +			failAt=memThreadAfter.FailOffset();
  1.1686 +			if (failAt != 2)
  1.1687 +				{
  1.1688 +				INFO_PRINTF1(_L("Memory after bitmap is accessable - BAD"));
  1.1689 +				if (aRetry >= KRetryAmount)
  1.1690 +					{
  1.1691 +					INFO_PRINTF2(_L("Failed %d times - Overall test failure"),KRetryAmount);
  1.1692 +					Check(EFalse);
  1.1693 +					}
  1.1694 +				else
  1.1695 +					{
  1.1696 +					INFO_PRINTF2(_L("RETRYING - attempt %d"),aRetry+2);
  1.1697 +					TestFastBlendBitmapMasked(aRetry+1);
  1.1698 +					}
  1.1699 +				}
  1.1700 +			else
  1.1701 +				{
  1.1702 +				INFO_PRINTF1(_L("Memory after bitmap is inaccessable - GOOD"));
  1.1703 +				}
  1.1704 +			ClosePanicDialogs();
  1.1705 +			}
  1.1706 +		if (aRetry == 0)
  1.1707 +			{
  1.1708 +			INFO_PRINTF1(_L("END ---->TestFastBlendBitmapMasked"));
  1.1709 +			Report();
  1.1710 +			}
  1.1711 +
  1.1712 +		User::Free(source);
  1.1713 +		User::Free(expected);
  1.1714 +		testBitmap.Reset();
  1.1715 +		}
  1.1716 +	}
  1.1717 +
  1.1718 +void CTLowLevel::TestWriteRGBAlpha()
  1.1719 +	{
  1.1720 +	TUint8* writeBuffer = new TUint8[iSize.iWidth * 4];
  1.1721 +	TUint8* writeBuffer2 = new TUint8[iSize.iWidth * 4];
  1.1722 +	TUint8* maskBuffer = new TUint8[iSize.iWidth];
  1.1723 +	Check(writeBuffer != NULL);
  1.1724 +	Check(maskBuffer != NULL);
  1.1725 +
  1.1726 +	TInt nRect;
  1.1727 +
  1.1728 +	//special test for EColor16MAP
  1.1729 +	if (iDispMode == EColor16MAP)
  1.1730 +		{
  1.1731 +		//mask fill has vaues 0x00, 0xff, and 0x3A.  The mask is used for blending
  1.1732 +		for (TInt maskFillCount=0; maskFillCount<KMaskFill;maskFillCount++)
  1.1733 +			{
  1.1734 +			for (TInt userDispMode=0; userDispMode< KUserDispModes; userDispMode++)
  1.1735 +				{
  1.1736 +				for (TInt shadowMode = 0; shadowMode < KNumShadowModes; shadowMode++)
  1.1737 +					{
  1.1738 +					for (nRect = 0; nRect < KNumTestRects; nRect++)
  1.1739 +						{
  1.1740 +						for (TInt nBackColor = 0; nBackColor < KNumTestBackgrounds; nBackColor++)
  1.1741 +							{
  1.1742 +							for (TInt nColor = 0; nColor < KNumTestColors; nColor++)
  1.1743 +								{
  1.1744 +								iDrawDevice->SetUserDisplayMode(UserDisplayModes[userDispMode]);
  1.1745 +								iUserDispMode = UserDisplayModes[userDispMode];
  1.1746 +								if (iUserDispMode == EColor16MA)
  1.1747 +									i16MAUserDispMode = ETrue;
  1.1748 +								else
  1.1749 +									i16MAUserDispMode = EFalse;
  1.1750 +
  1.1751 +								TRgb col = TestColor[nColor];
  1.1752 +								TUint32 internal = col.Internal();
  1.1753 +								TUint32 *writeBuf32 = (TUint32*)writeBuffer;
  1.1754 +								TInt cnt;
  1.1755 +								//fill the buffer with colour
  1.1756 +								for (cnt=0;cnt<iSize.iWidth;cnt++)
  1.1757 +									{
  1.1758 +									*writeBuf32=internal;
  1.1759 +									writeBuf32++;
  1.1760 +									}
  1.1761 +
  1.1762 +								Mem::Fill(maskBuffer,iSize.iWidth,MaskFill[maskFillCount]);
  1.1763 +
  1.1764 +								TRgb bakCol = TestBackground[nBackColor];
  1.1765 +								Clear(bakCol);
  1.1766 +								TRect rect = TestRect[nRect];
  1.1767 +
  1.1768 +								iDrawDevice->CFbsDrawDevice::SetShadowMode(CFbsDrawDevice::TShadowMode(shadowMode));
  1.1769 +								iDrawDevice->CFbsDrawDevice::SetFadingParameters(100,200);
  1.1770 +								iDrawDevice->SetShadowMode(CFbsDrawDevice::TShadowMode(shadowMode));
  1.1771 +
  1.1772 +								TInt yy;
  1.1773 +								for (yy = rect.iTl.iY; yy < rect.iBr.iY; yy++)
  1.1774 +									{
  1.1775 +									iDrawDevice->WriteRgbAlphaLine(rect.iTl.iX,yy,rect.Width(),writeBuffer,maskBuffer,CGraphicsContext::EDrawModePEN);
  1.1776 +									iIteration++;
  1.1777 +									}
  1.1778 +
  1.1779 +								//ensure the colour has the 0xff mask value
  1.1780 +								TRgb checkColor;
  1.1781 +								//use a combined alpha for the check colour
  1.1782 +								TUint32 combinedAlpha = MaskFill[maskFillCount]*((internal&0xff000000)>>24);
  1.1783 +								combinedAlpha = ((combinedAlpha <<16) & 0xff000000);
  1.1784 +								checkColor.SetInternal((internal&0x00ffffff)|combinedAlpha);
  1.1785 +								//check colour is not a PMA colour, but has alpha
  1.1786 +								CheckRgb(rect,checkColor,bakCol,CGraphicsContext::EDrawModePEN,CFbsDrawDevice::TShadowMode(shadowMode));
  1.1787 +								CheckBackground(rect,bakCol);
  1.1788 +
  1.1789 +								//the other WriteRgbAlpha line uses the other shadow mode
  1.1790 +								TUint32 *writeBuf2 = (TUint32*)writeBuffer2;
  1.1791 +								TUint32 buf2val= NonPMA2PMAPixel(bakCol.Internal());
  1.1792 +								//fill the buffer with colour
  1.1793 +								for (cnt=0;cnt<iSize.iWidth;cnt++)
  1.1794 +									{
  1.1795 +									*writeBuf2=buf2val;
  1.1796 +									writeBuf2++;
  1.1797 +									}
  1.1798 +
  1.1799 +								iDrawDevice->CFbsDrawDevice::SetShadowMode(CFbsDrawDevice::TShadowMode(shadowMode));
  1.1800 +								iDrawDevice->CFbsDrawDevice::SetFadingParameters(100,200);
  1.1801 +								iDrawDevice->SetShadowMode(CFbsDrawDevice::TShadowMode(shadowMode));
  1.1802 +
  1.1803 +								for (yy = rect.iTl.iY; yy < rect.iBr.iY; yy++)
  1.1804 +									{
  1.1805 +									iDrawDevice->WriteRgbAlphaLine(rect.iTl.iX,yy,rect.Width(),
  1.1806 +										writeBuffer,
  1.1807 +										writeBuffer2,
  1.1808 +										maskBuffer,
  1.1809 +										CGraphicsContext::EDrawModeWriteAlpha);
  1.1810 +									iIteration++;
  1.1811 +									}
  1.1812 +								//require to Shadow After the checkColor, no shadow with a zero mask
  1.1813 +								TBool shadowModeChanged = EFalse;
  1.1814 +								if (MaskFill[maskFillCount])
  1.1815 +									{
  1.1816 +									iPostBlendShadow = (TPostShadowMode) shadowMode;
  1.1817 +									shadowMode = 0;
  1.1818 +									shadowModeChanged = ETrue;
  1.1819 +									}
  1.1820 +								CheckRgb(rect,checkColor,bakCol,CGraphicsContext::EDrawModePEN,shadowMode);
  1.1821 +								if(shadowModeChanged) shadowMode = iPostBlendShadow;
  1.1822 +								iPostBlendShadow = ENoPostShadow;
  1.1823 +								CheckBackground(rect,bakCol);
  1.1824 +
  1.1825 +								Clear(bakCol);
  1.1826 +
  1.1827 +								iDrawDevice->CFbsDrawDevice::SetShadowMode(CFbsDrawDevice::TShadowMode(shadowMode));
  1.1828 +								iDrawDevice->CFbsDrawDevice::SetFadingParameters(100,200);
  1.1829 +								iDrawDevice->SetShadowMode(CFbsDrawDevice::TShadowMode(shadowMode));
  1.1830 +
  1.1831 +								for (TInt yy2 = rect.iTl.iY; yy2 < rect.iBr.iY; yy2++)
  1.1832 +									{
  1.1833 +									iDrawDevice->WriteRgbAlphaMulti(rect.iTl.iX,yy2,rect.Width(),col,maskBuffer);
  1.1834 +									iIteration++;
  1.1835 +									}
  1.1836 +
  1.1837 +								CheckRgb(rect,checkColor,bakCol,CGraphicsContext::EDrawModePEN,CFbsDrawDevice::TShadowMode(shadowMode));
  1.1838 +								CheckBackground(rect,bakCol);
  1.1839 +								}
  1.1840 +							}
  1.1841 +						}
  1.1842 +					}
  1.1843 +				}
  1.1844 +			}
  1.1845 +		}
  1.1846 +
  1.1847 +	Report();
  1.1848 +	iDrawDevice->SetUserDisplayMode(iDispMode);
  1.1849 +	i16MAUserDispMode = EFalse;
  1.1850 +	iUserDispMode = ENone;
  1.1851 +	Mem::Fill(writeBuffer,iSize.iWidth * 4,0xff);
  1.1852 +	Mem::Fill(maskBuffer,iSize.iWidth,0xff);
  1.1853 +
  1.1854 +	for (nRect = 0; nRect < KNumTestRects; nRect++)
  1.1855 +		{
  1.1856 +		for (TInt nBackColor = 0; nBackColor < KNumTestBackgrounds; nBackColor++)
  1.1857 +			{
  1.1858 +			if ((nBackColor>=KMaxNon16BackColours) && (iDispMode!= EColor16MAP))
  1.1859 +				continue;
  1.1860 +
  1.1861 +			TRgb bakCol = TestBackground[nBackColor];
  1.1862 +			Clear(bakCol);
  1.1863 +			TRect rect = TestRect[nRect];
  1.1864 +
  1.1865 +			for (TInt yy = rect.iTl.iY; yy < rect.iBr.iY; yy++)
  1.1866 +				{
  1.1867 +				iDrawDevice->WriteRgbAlphaLine(rect.iTl.iX,yy,rect.Width(),writeBuffer,maskBuffer,CGraphicsContext::EDrawModePEN);
  1.1868 +				iIteration++;
  1.1869 +				}
  1.1870 +
  1.1871 +			CheckRgb(rect,KRgbWhite,bakCol,CGraphicsContext::EDrawModePEN,0);
  1.1872 +			CheckBackground(rect,bakCol);
  1.1873 +
  1.1874 +			Clear(bakCol);
  1.1875 +
  1.1876 +			for (TInt yy2 = rect.iTl.iY; yy2 < rect.iBr.iY; yy2++)
  1.1877 +				{
  1.1878 +				iDrawDevice->WriteRgbAlphaMulti(rect.iTl.iX,yy2,rect.Width(),KRgbWhite,maskBuffer);
  1.1879 +				iIteration++;
  1.1880 +				}
  1.1881 +
  1.1882 +			CheckRgb(rect,KRgbWhite,bakCol,CGraphicsContext::EDrawModePEN,0);
  1.1883 +			CheckBackground(rect,bakCol);
  1.1884 +
  1.1885 +			}
  1.1886 +		}
  1.1887 +	Report();
  1.1888 +
  1.1889 +	Mem::FillZ(writeBuffer,iSize.iWidth * 3);
  1.1890 +
  1.1891 +	for (nRect = 0; nRect < KNumTestRects; nRect++)
  1.1892 +		{
  1.1893 +		for (TInt nBackColor = 0; nBackColor < KNumTestBackgrounds; nBackColor++)
  1.1894 +			{
  1.1895 +			if ((nBackColor>=KMaxNon16BackColours) && (iDispMode!= EColor16MAP))
  1.1896 +				continue;
  1.1897 +
  1.1898 +			//need to fill with 0xff alpha, so blending takes place
  1.1899 +			if (iDispMode== EColor16MAP)
  1.1900 +				{
  1.1901 +				const TUint32 black = 0xff000000;
  1.1902 +				TUint32 *writeBuf32 = (TUint32*) writeBuffer;
  1.1903 +				for (TInt cnt=0;cnt<iSize.iWidth;cnt++)
  1.1904 +					{
  1.1905 +					*writeBuf32=black;
  1.1906 +					writeBuf32++;
  1.1907 +					}
  1.1908 +				}
  1.1909 +
  1.1910 +			TRgb bakCol = TestBackground[nBackColor];
  1.1911 +			Clear(bakCol);
  1.1912 +			TRect rect = TestRect[nRect];
  1.1913 +
  1.1914 +			for (TInt yy = rect.iTl.iY; yy < rect.iBr.iY; yy++)
  1.1915 +				{
  1.1916 +				iDrawDevice->WriteRgbAlphaLine(rect.iTl.iX,yy,rect.Width(),writeBuffer,maskBuffer,CGraphicsContext::EDrawModePEN);
  1.1917 +				iIteration++;
  1.1918 +				}
  1.1919 +
  1.1920 +			CheckRgb(rect,KRgbBlack,bakCol,CGraphicsContext::EDrawModePEN,0);
  1.1921 +			CheckBackground(rect,bakCol);
  1.1922 +
  1.1923 +			Clear(bakCol);
  1.1924 +
  1.1925 +			for (TInt yy2 = rect.iTl.iY; yy2 < rect.iBr.iY; yy2++)
  1.1926 +				{
  1.1927 +				iDrawDevice->WriteRgbAlphaMulti(rect.iTl.iX,yy2,rect.Width(),KRgbBlack,maskBuffer);
  1.1928 +				iIteration++;
  1.1929 +				}
  1.1930 +
  1.1931 +			CheckRgb(rect,KRgbBlack,bakCol,CGraphicsContext::EDrawModePEN,0);
  1.1932 +			CheckBackground(rect,bakCol);
  1.1933 +			}
  1.1934 +		}
  1.1935 +	Report();
  1.1936 +
  1.1937 +	Mem::FillZ(maskBuffer,iSize.iWidth);
  1.1938 +
  1.1939 +	for (nRect = 0; nRect < KNumTestRects; nRect++)
  1.1940 +		{
  1.1941 +		for (TInt nBackColor = 0; nBackColor < KNumTestBackgrounds; nBackColor++)
  1.1942 +			{
  1.1943 +			if ((nBackColor>=KMaxNon16BackColours) && (iDispMode!= EColor16MAP))
  1.1944 +				continue;
  1.1945 +
  1.1946 +			TRgb bakCol = TestBackground[nBackColor];
  1.1947 +			Clear(bakCol);
  1.1948 +			TRect rect = TestRect[nRect];
  1.1949 +
  1.1950 +			for (TInt yy = rect.iTl.iY; yy < rect.iBr.iY; yy++)
  1.1951 +				{
  1.1952 +				iDrawDevice->WriteRgbAlphaLine(rect.iTl.iX,yy,rect.Width(),writeBuffer,maskBuffer,CGraphicsContext::EDrawModePEN);
  1.1953 +				iIteration++;
  1.1954 +				}
  1.1955 +
  1.1956 +			TRgb checkColor2=bakCol;
  1.1957 +			if (iDispMode == EColor16MAP)
  1.1958 +				checkColor2.SetInternal (0);
  1.1959 +
  1.1960 +			CheckRgb(rect,checkColor2,bakCol,CGraphicsContext::EDrawModePEN,0);
  1.1961 +			CheckBackground(rect,bakCol);
  1.1962 +
  1.1963 +			Clear(bakCol);
  1.1964 +
  1.1965 +			for (TInt yy2 = rect.iTl.iY; yy2 < rect.iBr.iY; yy2++)
  1.1966 +				{
  1.1967 +				iDrawDevice->WriteRgbAlphaMulti(rect.iTl.iX,yy2,rect.Width(),KRgbBlack,maskBuffer);
  1.1968 +				iIteration++;
  1.1969 +				}
  1.1970 +
  1.1971 +			CheckRgb(rect,checkColor2,bakCol,CGraphicsContext::EDrawModePEN,0);
  1.1972 +			CheckBackground(rect,bakCol);
  1.1973 +
  1.1974 +			}
  1.1975 +		}
  1.1976 +	Report();
  1.1977 +
  1.1978 +	Mem::Fill(writeBuffer,iSize.iWidth * 3,0xff);
  1.1979 +
  1.1980 +	for (nRect = 0; nRect < KNumTestRects; nRect++)
  1.1981 +		{
  1.1982 +		for (TInt nBackColor = 0; nBackColor < KNumTestBackgrounds; nBackColor++)
  1.1983 +			{
  1.1984 +			if ((nBackColor>=KMaxNon16BackColours) && (iDispMode!= EColor16MAP))
  1.1985 +				continue;
  1.1986 +
  1.1987 +			TRgb bakCol = TestBackground[nBackColor];
  1.1988 +			Clear(bakCol);
  1.1989 +			TRect rect = TestRect[nRect];
  1.1990 +
  1.1991 +			for (TInt yy = rect.iTl.iY; yy < rect.iBr.iY; yy++)
  1.1992 +				{
  1.1993 +				iDrawDevice->WriteRgbAlphaLine(rect.iTl.iX,yy,rect.Width(),writeBuffer,maskBuffer,CGraphicsContext::EDrawModePEN);
  1.1994 +				iIteration++;
  1.1995 +				}
  1.1996 +			TRgb checkColor3=bakCol;
  1.1997 +			if (iDispMode == EColor16MAP)
  1.1998 +				checkColor3.SetInternal (0xffffff);
  1.1999 +
  1.2000 +			CheckRgb(rect,checkColor3,bakCol,CGraphicsContext::EDrawModePEN,0);
  1.2001 +			CheckBackground(rect,bakCol);
  1.2002 +
  1.2003 +			Clear(bakCol);
  1.2004 +
  1.2005 +			for (TInt yy2 = rect.iTl.iY; yy2 < rect.iBr.iY; yy2++)
  1.2006 +				{
  1.2007 +				iDrawDevice->WriteRgbAlphaMulti(rect.iTl.iX,yy2,rect.Width(),KRgbWhite,maskBuffer);
  1.2008 +				iIteration++;
  1.2009 +				}
  1.2010 +
  1.2011 +			CheckRgb(rect,checkColor3,bakCol,CGraphicsContext::EDrawModePEN,0);
  1.2012 +			CheckBackground(rect,bakCol);
  1.2013 +			}
  1.2014 +		}
  1.2015 +	Report();
  1.2016 +
  1.2017 +	//Extra test for DEF082251
  1.2018 +	if (iDispMode==EColor16MU)
  1.2019 +		{
  1.2020 +		Mem::Fill(maskBuffer,iSize.iWidth,0x7f);
  1.2021 +
  1.2022 +		for (nRect = 0; nRect < KNumTestRects; nRect++)
  1.2023 +			{
  1.2024 +			for (TInt nBackColor = 0; nBackColor < KNumTestBackgrounds; nBackColor++)
  1.2025 +				{
  1.2026 +				TRgb bakCol = TestBackground[nBackColor];
  1.2027 +				Clear(bakCol);
  1.2028 +				TRect rect=TestRect[nRect];
  1.2029 +
  1.2030 +				const TInt red = 50;
  1.2031 +				const TInt green = 60;
  1.2032 +				const TInt blue = 70;
  1.2033 +				const TInt alpha = 80;
  1.2034 +
  1.2035 +				for (TInt yy2 = rect.iTl.iY; yy2 < rect.iBr.iY; yy2++)
  1.2036 +					{
  1.2037 +					iDrawDevice->WriteRgbAlphaMulti(rect.iTl.iX,yy2,rect.Width(),
  1.2038 +					TRgb(red,green,blue,alpha),maskBuffer);
  1.2039 +					iIteration++;
  1.2040 +					}
  1.2041 +
  1.2042 +				//work out the color - based on OptimizedBlend32 in the
  1.2043 +				//screendriver bmdraw32.cpp
  1.2044 +				TInt combinedAlpha = (alpha * 0x7f)>>8;
  1.2045 +
  1.2046 +				const TUint32 alphaValue = (combinedAlpha << 8) + combinedAlpha;
  1.2047 + 				TUint32 secondary= bakCol.Value();
  1.2048 +
  1.2049 + 				const TInt r2 = secondary & 0x000000ff;
  1.2050 + 				const TInt g2 = (secondary & 0x0000ff00) >> 8;
  1.2051 + 				const TInt b2 = (secondary & 0x00ff0000) >> 16;
  1.2052 +
  1.2053 + 				const TInt r3 = ((alphaValue * (red   - r2)) >> 16) + r2;
  1.2054 +				const TInt g3 = ((alphaValue * (green - g2)) >> 16) + g2;
  1.2055 +				const TInt b3 = ((alphaValue * (blue  - b2)) >> 16) + b2;
  1.2056 +
  1.2057 +				TInt result= (b3 & 0xFF) | ((g3<<8) & 0xFF00) | ((r3<<16) & 0xFF0000) | 0xFF000000;
  1.2058 +				TRgb resultColor = TRgb(result,0);
  1.2059 +
  1.2060 +				CheckRgb(rect,resultColor,bakCol,CGraphicsContext::EDrawModePEN,0);
  1.2061 +				CheckBackground(rect,bakCol);
  1.2062 +				}
  1.2063 +			}
  1.2064 +			Report();
  1.2065 +		}
  1.2066 +	delete [] writeBuffer;
  1.2067 +	delete [] maskBuffer;
  1.2068 +	delete [] writeBuffer2;
  1.2069 +	}
  1.2070 +
  1.2071 +void CTLowLevel::TestShadow()
  1.2072 +	{
  1.2073 +	for (TInt shadowMode = 0; shadowMode < KNumShadowModes; shadowMode++)
  1.2074 +		{
  1.2075 +		for (TInt nRect = 0; nRect < KNumTestRects; nRect++)
  1.2076 +			{
  1.2077 +			for (TInt nColor = 0; nColor < KNumTestColors; nColor++)
  1.2078 +				{
  1.2079 +				if ((nColor>=KMaxNon16Colours) && (iDispMode!= EColor16MAP))
  1.2080 +					continue;
  1.2081 +
  1.2082 +				TRgb col = TestColor[nColor];
  1.2083 +				Clear(col);
  1.2084 +
  1.2085 +				TRect rect = TestRect[nRect];
  1.2086 +
  1.2087 +				iDrawDevice->SetShadowMode(CFbsDrawDevice::TShadowMode(shadowMode));
  1.2088 +				iDrawDevice->ShadowArea(rect);
  1.2089 +
  1.2090 +				CheckShadowRgb(rect,col,shadowMode);
  1.2091 +
  1.2092 +				TRgb checkColor=col;
  1.2093 +				if (iDispMode == EColor16MAP)
  1.2094 +					{
  1.2095 +					checkColor.SetInternal (0); //only want contribution from one colour
  1.2096 +					}
  1.2097 +
  1.2098 +				TRect outside(0,0,iSize.iWidth,rect.iTl.iY);
  1.2099 +				if (!outside.IsEmpty())
  1.2100 +					CheckRgb(outside,checkColor,col,CGraphicsContext::EDrawModePEN,0);
  1.2101 +				outside.SetRect(0,rect.iBr.iY,iSize.iWidth,iSize.iHeight);
  1.2102 +				if (!outside.IsEmpty())
  1.2103 +					CheckRgb(outside,checkColor,col,CGraphicsContext::EDrawModePEN,0);
  1.2104 +				outside.SetRect(0,rect.iTl.iY,rect.iTl.iX,rect.iBr.iY);
  1.2105 +				if (!outside.IsEmpty())
  1.2106 +					CheckRgb(outside,checkColor,col,CGraphicsContext::EDrawModePEN,0);
  1.2107 +				outside.SetRect(rect.iBr.iX,rect.iTl.iY,iSize.iWidth,rect.iBr.iY);
  1.2108 +				if (!outside.IsEmpty())
  1.2109 +					CheckRgb(outside,checkColor,col,CGraphicsContext::EDrawModePEN,0);
  1.2110 +				iIteration++;
  1.2111 +				}
  1.2112 +			}
  1.2113 +		Report();
  1.2114 +		}
  1.2115 +	}
  1.2116 +
  1.2117 +/**
  1.2118 +	@SYMTestCaseID GRAPHICS-SCREENDRIVER-0002
  1.2119 +
  1.2120 +	@SYMPREQ PREQ1543
  1.2121 +
  1.2122 +	@SYMTestCaseDesc This test code tests WriteRgbOutlineAndShadow() which blends the four colours.
  1.2123 +	Colours used for blending are outline, shadow, foreground and background.
  1.2124 +
  1.2125 +	@SYMTestPriority High
  1.2126 +
  1.2127 +	@SYMTestStatus Implemented
  1.2128 +
  1.2129 +	@SYMTestActions It compares the colour written by WriteRgbOutlineAndShadow() with colour
  1.2130 +	calculated using lookup table provided by Monotype.
  1.2131 +	API Calls:
  1.2132 +	CDrawBitmap::GetInterface()
  1.2133 +	MOutlineAndShadowBlend::WriteRgbOutlineAndShadow()
  1.2134 +	CDrawBitmap::ReadLine()
  1.2135 +
  1.2136 +	@SYMTestExpectedResults Test should pass and colour written by WriteRgbOutlineAndShadow should
  1.2137 +	match with the colour calculated through lookup table.
  1.2138 +*/
  1.2139 +void CTLowLevel::TestWriteRgbOutlineAndShadow()
  1.2140 +	{
  1.2141 +	MOutlineAndShadowBlend* outlineAndShadow = NULL;
  1.2142 +	TInt byteSize = ByteSize();
  1.2143 +	TUint8* writeBuffer = new TUint8[iSize.iWidth * sizeof(TRgb)];
  1.2144 +	TUint8* readBuffer = new TUint8[iSize.iWidth * sizeof(TRgb)];
  1.2145 +	TColorConvertor& colorConvertor = ColorConvertor(iDispMode);
  1.2146 +	Check(writeBuffer != NULL);
  1.2147 +	Check(readBuffer != NULL);
  1.2148 +	TInt err = iDrawDevice->GetInterface(KOutlineAndShadowInterfaceID, reinterpret_cast <TAny*&> (outlineAndShadow));
  1.2149 +	Check(err == KErrNone);
  1.2150 +
  1.2151 +	TRect rect = TestRect[0];
  1.2152 +	for (TInt nBlendingColors = 0; nBlendingColors < KNumBlendingColors; nBlendingColors++)
  1.2153 +		{
  1.2154 +		// Select different combinations of colours for testing from the array
  1.2155 +		TRgb outlinePenColor = TestOSFBColorsForBlending[nBlendingColors][0];
  1.2156 +		TRgb shadowColor = TestOSFBColorsForBlending[nBlendingColors][1];
  1.2157 +		TRgb fillColor = TestOSFBColorsForBlending[nBlendingColors][2];
  1.2158 +		TRgb backgroundColor = colorConvertor.Color(colorConvertor.Index(TestOSFBColorsForBlending[nBlendingColors][3]));
  1.2159 +		Clear(backgroundColor);
  1.2160 +		for (TInt yy = rect.iTl.iY; yy < rect.iBr.iY; yy++)
  1.2161 +			{
  1.2162 +			// Run the test for values from 0 to 255 so that it will cover all the entries
  1.2163 +			// of lookup table provided by Monotype
  1.2164 +			for (TInt index = 0; index < 256; index++)
  1.2165 +				{
  1.2166 +				// In case alpha is supported and if alpha value is less than 255 then the colour drawn will be different
  1.2167 +				// than the colour specified as it blends with the existing background pixel colour.
  1.2168 +				TRgb backgroundColorDrawn= iDrawDevice->ReadPixel(rect.iTl.iX, yy);
  1.2169 +
  1.2170 +				// Fill zeroes in the readBuffer so that we can make sure that there is no garbage value.
  1.2171 +				Mem::FillZ(readBuffer, iSize.iWidth * 3);
  1.2172 +
  1.2173 +				// We are writing index in writeBuffer to simulate the buffer provided by rasterizer
  1.2174 +				// This index should be a value between 0-255, It would be corresponding the entries of lookup table
  1.2175 +				Mem::Fill(writeBuffer, iSize.iWidth * 3, index);
  1.2176 +
  1.2177 +				// Below function blends outline, shadow, foreground and background colours, and writes aLength pixels with new colour
  1.2178 +				// starting from aX, aY.
  1.2179 +				err = outlineAndShadow->WriteRgbOutlineAndShadow(rect.iTl.iX, yy , rect.Width(), outlinePenColor.Internal(),
  1.2180 +																					shadowColor.Internal(),fillColor.Internal(),writeBuffer);
  1.2181 +				Check(err == KErrNone);
  1.2182 +
  1.2183 +				// Read the whole line which has been written by WriteRgbOutlineAndShadow()
  1.2184 +				iDrawDevice->ReadLine(rect.iTl.iX, yy, rect.Width(), (TUint32*)readBuffer, iDispMode);
  1.2185 +
  1.2186 +				// Check colour of each pixel, it should be same as the colour which is calulated manually in CheckBlendedOutlineAndShadow()
  1.2187 +				TBool result = CheckBlendedOutlineAndShadow(outlinePenColor, shadowColor, fillColor, backgroundColorDrawn, index, rect.Width(), readBuffer);
  1.2188 +				Check(result);
  1.2189 +				if (!result)
  1.2190 +					{
  1.2191 +					Report();
  1.2192 +					delete [] writeBuffer;
  1.2193 +					delete [] readBuffer;
  1.2194 +					return;
  1.2195 +					}
  1.2196 +
  1.2197 +				iIteration++;
  1.2198 +				}
  1.2199 +			}
  1.2200 +		Report();
  1.2201 +		}
  1.2202 +	delete [] writeBuffer;
  1.2203 +	delete [] readBuffer;
  1.2204 +	}
  1.2205 +
  1.2206 +inline TInt CTLowLevel::ByteSize()
  1.2207 +	{
  1.2208 +	return ::ByteSize(iDispMode,iSize.iWidth);
  1.2209 +	}
  1.2210 +
  1.2211 +TInt CTLowLevel::LongWidth(TInt aWidth,TDisplayMode aDispMode)
  1.2212 +	{
  1.2213 +	switch (aDispMode)
  1.2214 +		{
  1.2215 +	case EGray2:
  1.2216 +		return (aWidth + 31) & ~31;
  1.2217 +	case EGray4:
  1.2218 +		return (aWidth + 15) & ~15;
  1.2219 +	case EGray16:
  1.2220 +	case EColor16:
  1.2221 +		return (aWidth + 7) & ~7;
  1.2222 +	case EGray256:
  1.2223 +	case EColor256:
  1.2224 +		return (aWidth + 3) & ~3;
  1.2225 +	case EColor4K:
  1.2226 +	case EColor64K:
  1.2227 +		return (aWidth + 1) & ~1;
  1.2228 +	case EColor16M:
  1.2229 +		return (((aWidth * 3) + 11) / 12) * 4;
  1.2230 +	case EColor16MU:
  1.2231 +	case EColor16MA:
  1.2232 +	case EColor16MAP:
  1.2233 +		return aWidth;
  1.2234 +	default:
  1.2235 +		break;
  1.2236 +		};
  1.2237 +	return 0;
  1.2238 +	}
  1.2239 +
  1.2240 +void CTLowLevel::Clear(TRgb aColor)
  1.2241 +	{
  1.2242 +	iDrawDevice->SetShadowMode(CFbsDrawDevice::ENoShadow);
  1.2243 +	iDrawDevice->WriteRgbMulti(0,0,iSize.iWidth,iSize.iHeight,aColor,CGraphicsContext::EDrawModeWriteAlpha);
  1.2244 +	}
  1.2245 +
  1.2246 +/*
  1.2247 +Fill aBuffer with aByteSize random bytes in such a way that the result is a
  1.2248 +valid scan line buffer for a driver of which the display mode is aDispMode.
  1.2249 +If aDispMode is EColor16MU, the alpha bytes will be 0xFF if aNoAlpha16MU is ETrue,
  1.2250 +or random bytes if aNoAlpha16MU is EFalse.
  1.2251 +*/
  1.2252 +void CTLowLevel::FillBuffer(TUint8* aBuffer, TInt aByteSize, TDisplayMode aDispMode, TBool aNoAlpha16MU)
  1.2253 +	{
  1.2254 +	TUint8* bufferLimit = aBuffer + aByteSize;
  1.2255 +	TUint8* buffer=aBuffer;
  1.2256 +
  1.2257 +	TInt64 seed = TInt64(TInt(aBuffer) * aByteSize * aDispMode * User::TickCount());
  1.2258 +
  1.2259 +	if (aDispMode != EColor16MU || !aNoAlpha16MU)
  1.2260 +		{
  1.2261 +		while (aBuffer < bufferLimit)
  1.2262 +			{
  1.2263 +			*aBuffer++ = (TUint8)Math::Rand(seed);
  1.2264 +			}
  1.2265 +		}
  1.2266 +	else
  1.2267 +		{
  1.2268 +		while (aBuffer < bufferLimit)
  1.2269 +			{
  1.2270 +			if (TInt(aBuffer) & 3 == 3)
  1.2271 +				*aBuffer++ = 0xFF;
  1.2272 +			else
  1.2273 +				*aBuffer++ = (TUint8)Math::Rand(seed);
  1.2274 +			}
  1.2275 +		}
  1.2276 +	if (aDispMode == EColor16MU && !aNoAlpha16MU || aDispMode == EColor16MAP)
  1.2277 +		{
  1.2278 +		//need to do the premultiply alpha to ensure that all the colours are valid
  1.2279 +		//in the colour space
  1.2280 +		for (;buffer < (bufferLimit-3);buffer+=4)
  1.2281 +			{
  1.2282 +			TUint alpha=*(buffer+3);
  1.2283 +			*(buffer)=((*(buffer))* alpha)/255; //do a pre multiply alpha operation
  1.2284 +			*(buffer+1)=((*(buffer+1))* alpha)/255;
  1.2285 +			*(buffer+2)=((*(buffer+2))* alpha)/255;
  1.2286 +			}
  1.2287 +		}
  1.2288 +
  1.2289 +	}
  1.2290 +
  1.2291 +void CTLowLevel::CheckBuffer(TUint8* aWriteBuffer,TDisplayMode aWriteDispMode,TUint8* aReadBuffer,TDisplayMode aReadDispMode,TInt aPixelLength)
  1.2292 +	{
  1.2293 +	switch (aWriteDispMode)
  1.2294 +		{
  1.2295 +	case EGray2:
  1.2296 +		CheckPixel(aWriteBuffer,aWriteDispMode,aReadBuffer,aReadDispMode,aPixelLength,EGray2);
  1.2297 +		break;
  1.2298 +	case EGray4:
  1.2299 +		if (aReadDispMode == EGray2)
  1.2300 +			CheckPixel(aWriteBuffer,aWriteDispMode,aReadBuffer,aReadDispMode,aPixelLength,EGray2);
  1.2301 +		else
  1.2302 +			CheckPixel(aWriteBuffer,aWriteDispMode,aReadBuffer,aReadDispMode,aPixelLength,EGray4);
  1.2303 +		break;
  1.2304 +	case EGray16:
  1.2305 +		if (aReadDispMode == EGray2)
  1.2306 +			CheckPixel(aWriteBuffer,aWriteDispMode,aReadBuffer,aReadDispMode,aPixelLength,EGray2);
  1.2307 +		else if (aReadDispMode == EGray4)
  1.2308 +			CheckPixel(aWriteBuffer,aWriteDispMode,aReadBuffer,aReadDispMode,aPixelLength,EGray4);
  1.2309 +		else if (aReadDispMode == EColor16)
  1.2310 +			CheckPixel(aWriteBuffer,aWriteDispMode,aReadBuffer,aReadDispMode,aPixelLength,EColor16);
  1.2311 +		else
  1.2312 +			CheckPixel(aWriteBuffer,aWriteDispMode,aReadBuffer,aReadDispMode,aPixelLength,EGray16);
  1.2313 +		break;
  1.2314 +	case EGray256:
  1.2315 +		switch (aReadDispMode)
  1.2316 +			{
  1.2317 +		case EGray2:
  1.2318 +			CheckPixel(aWriteBuffer,aWriteDispMode,aReadBuffer,aReadDispMode,aPixelLength,EGray2);
  1.2319 +			break;
  1.2320 +		case EGray4:
  1.2321 +			CheckPixel(aWriteBuffer,aWriteDispMode,aReadBuffer,aReadDispMode,aPixelLength,EGray4);
  1.2322 +			break;
  1.2323 +		case EGray16:
  1.2324 +			CheckPixel(aWriteBuffer,aWriteDispMode,aReadBuffer,aReadDispMode,aPixelLength,EGray16);
  1.2325 +			break;
  1.2326 +		case EGray256:
  1.2327 +		case EColor16M:
  1.2328 +		case ERgb:
  1.2329 +		case EColor16MU:
  1.2330 +			CheckPixel(aWriteBuffer,aWriteDispMode,aReadBuffer,aReadDispMode,aPixelLength,EGray256);
  1.2331 +			break;
  1.2332 +		case EColor16:
  1.2333 +			CheckPixel(aWriteBuffer,aWriteDispMode,aReadBuffer,aReadDispMode,aPixelLength,EColor16);
  1.2334 +			break;
  1.2335 +		case EColor256:
  1.2336 +			CheckPixel(aWriteBuffer,aWriteDispMode,aReadBuffer,aReadDispMode,aPixelLength,EColor256);
  1.2337 +			break;
  1.2338 +		case EColor4K:
  1.2339 +			CheckPixel(aWriteBuffer,aWriteDispMode,aReadBuffer,aReadDispMode,aPixelLength,EColor4K);
  1.2340 +			break;
  1.2341 +		case EColor64K:
  1.2342 +			CheckPixel(aWriteBuffer,aWriteDispMode,aReadBuffer,aReadDispMode,aPixelLength,EColor64K);
  1.2343 +			break;
  1.2344 +		default:
  1.2345 +			break;
  1.2346 +			}
  1.2347 +		break;
  1.2348 +	case EColor16:
  1.2349 +		switch (aReadDispMode)
  1.2350 +			{
  1.2351 +		case EGray2:
  1.2352 +			CheckPixel(aWriteBuffer,aWriteDispMode,aReadBuffer,aReadDispMode,aPixelLength,EGray2);
  1.2353 +			break;
  1.2354 +		case EGray4:
  1.2355 +		case EGray16:
  1.2356 +		case EGray256:
  1.2357 +			CheckPixel(aWriteBuffer,aWriteDispMode,aReadBuffer,aReadDispMode,aPixelLength,EGray4);
  1.2358 +			break;
  1.2359 +		case EColor16:
  1.2360 +		case EColor256:
  1.2361 +		case EColor4K:
  1.2362 +		case EColor64K:
  1.2363 +		case EColor16M:
  1.2364 +		case ERgb:
  1.2365 +		case EColor16MU:
  1.2366 +			CheckPixel(aWriteBuffer,aWriteDispMode,aReadBuffer,aReadDispMode,aPixelLength,EColor16);
  1.2367 +			break;
  1.2368 +		default:
  1.2369 +			break;
  1.2370 +			}
  1.2371 +		break;
  1.2372 +	case EColor256:
  1.2373 +		switch (aReadDispMode)
  1.2374 +			{
  1.2375 +		case EGray2:
  1.2376 +			CheckPixel(aWriteBuffer,aWriteDispMode,aReadBuffer,aReadDispMode,aPixelLength,EGray2);
  1.2377 +			break;
  1.2378 +		case EGray4:
  1.2379 +			CheckPixel(aWriteBuffer,aWriteDispMode,aReadBuffer,aReadDispMode,aPixelLength,EGray4);
  1.2380 +			break;
  1.2381 +		case EGray16:
  1.2382 +		case EGray256:
  1.2383 +			CheckPixel(aWriteBuffer,aWriteDispMode,aReadBuffer,aReadDispMode,aPixelLength,EGray16);
  1.2384 +			break;
  1.2385 +		case EColor16:
  1.2386 +			CheckPixel(aWriteBuffer,aWriteDispMode,aReadBuffer,aReadDispMode,aPixelLength,EColor16);
  1.2387 +			break;
  1.2388 +		case EColor256:
  1.2389 +		case EColor4K:
  1.2390 +		case EColor64K:
  1.2391 +		case EColor16M:
  1.2392 +		case ERgb:
  1.2393 +		case EColor16MU:
  1.2394 +			CheckPixel(aWriteBuffer,aWriteDispMode,aReadBuffer,aReadDispMode,aPixelLength,EColor256);
  1.2395 +			break;
  1.2396 +		default:
  1.2397 +			break;
  1.2398 +			}
  1.2399 +		break;
  1.2400 +	case EColor4K:
  1.2401 +		switch (aReadDispMode)
  1.2402 +			{
  1.2403 +		case EGray2:
  1.2404 +			CheckPixel(aWriteBuffer,aWriteDispMode,aReadBuffer,aReadDispMode,aPixelLength,EGray2);
  1.2405 +			break;
  1.2406 +		case EGray4:
  1.2407 +			CheckPixel(aWriteBuffer,aWriteDispMode,aReadBuffer,aReadDispMode,aPixelLength,EGray4);
  1.2408 +			break;
  1.2409 +		case EGray16:
  1.2410 +		case EGray256:
  1.2411 +			CheckPixel(aWriteBuffer,aWriteDispMode,aReadBuffer,aReadDispMode,aPixelLength,EGray16);
  1.2412 +			break;
  1.2413 +		case EColor16:
  1.2414 +			CheckPixel(aWriteBuffer,aWriteDispMode,aReadBuffer,aReadDispMode,aPixelLength,EColor16);
  1.2415 +			break;
  1.2416 +		case EColor256:
  1.2417 +			CheckPixel(aWriteBuffer,aWriteDispMode,aReadBuffer,aReadDispMode,aPixelLength,EColor256);
  1.2418 +			break;
  1.2419 +		case EColor4K:
  1.2420 +		case EColor64K:
  1.2421 +		case EColor16M:
  1.2422 +		case ERgb:
  1.2423 +		case EColor16MU:
  1.2424 +			CheckPixel(aWriteBuffer,aWriteDispMode,aReadBuffer,aReadDispMode,aPixelLength,EColor4K);
  1.2425 +			break;
  1.2426 +		default:
  1.2427 +			break;
  1.2428 +			}
  1.2429 +		break;
  1.2430 +	case EColor64K:
  1.2431 +		switch (aReadDispMode)
  1.2432 +			{
  1.2433 +		case EGray2:
  1.2434 +			CheckPixel(aWriteBuffer,aWriteDispMode,aReadBuffer,aReadDispMode,aPixelLength,EGray2);
  1.2435 +			break;
  1.2436 +		case EGray4:
  1.2437 +			CheckPixel(aWriteBuffer,aWriteDispMode,aReadBuffer,aReadDispMode,aPixelLength,EGray4);
  1.2438 +			break;
  1.2439 +		case EGray16:
  1.2440 +		case EGray256:
  1.2441 +			CheckPixel(aWriteBuffer,aWriteDispMode,aReadBuffer,aReadDispMode,aPixelLength,EGray16);
  1.2442 +			break;
  1.2443 +		case EColor16:
  1.2444 +			CheckPixel(aWriteBuffer,aWriteDispMode,aReadBuffer,aReadDispMode,aPixelLength,EColor16);
  1.2445 +			break;
  1.2446 +		case EColor256:
  1.2447 +			CheckPixel(aWriteBuffer,aWriteDispMode,aReadBuffer,aReadDispMode,aPixelLength,EColor256);
  1.2448 +			break;
  1.2449 +		case EColor4K:
  1.2450 +			CheckPixel(aWriteBuffer,aWriteDispMode,aReadBuffer,aReadDispMode,aPixelLength,EColor4K);
  1.2451 +			break;
  1.2452 +		case EColor64K:
  1.2453 +		case EColor16M:
  1.2454 +		case ERgb:
  1.2455 +		case EColor16MU:
  1.2456 +			CheckPixel(aWriteBuffer,aWriteDispMode,aReadBuffer,aReadDispMode,aPixelLength,EColor64K);
  1.2457 +			break;
  1.2458 +		default:
  1.2459 +			break;
  1.2460 +			}
  1.2461 +		break;
  1.2462 +	case EColor16M:
  1.2463 +	case EColor16MU:
  1.2464 +	case EColor16MA:
  1.2465 +	case EColor16MAP:
  1.2466 +		CheckPixel(aWriteBuffer,aWriteDispMode,aReadBuffer,aReadDispMode,aPixelLength,aReadDispMode);
  1.2467 +		break;
  1.2468 +	default:
  1.2469 +		break;
  1.2470 +		};
  1.2471 +	}
  1.2472 +
  1.2473 +void CTLowLevel::CheckPixel(TUint8* aWriteBuffer,TDisplayMode aWriteDispMode,TUint8* aReadBuffer,TDisplayMode aReadDispMode,TInt aPixelLength,TDisplayMode aCompareDispMode)
  1.2474 +	{
  1.2475 +	TColorConvertor& colorConvertor = ColorConvertor(aCompareDispMode);
  1.2476 +
  1.2477 +	for (TInt count = 0; count < aPixelLength; count++)
  1.2478 +		{
  1.2479 +		TRgb writeValue = ExtractRgbValue(count,aWriteBuffer,aWriteDispMode);
  1.2480 +		TRgb readValue = ExtractRgbValue(count,aReadBuffer,aReadDispMode);
  1.2481 +		CheckMatch(colorConvertor.Index(writeValue),colorConvertor.Index(readValue));
  1.2482 +		}
  1.2483 +	}
  1.2484 +
  1.2485 +void CTLowLevel::CheckRgb(const TPoint& aPoint,TRgb aColor,TRgb aBackgroundColor,CGraphicsContext::TDrawMode aDrawMode,TInt aShadowMode)
  1.2486 +	{
  1.2487 +	TRect rect(aPoint,TSize(1,1));
  1.2488 +	iDrawDevice->CFbsDrawDevice::SetDitherOrigin(aPoint);
  1.2489 +	CheckRgb(rect,aColor,aBackgroundColor,aDrawMode,aShadowMode);
  1.2490 +	}
  1.2491 +
  1.2492 +void CTLowLevel::CheckRgb(const TRect& aRect,TRgb aColor,TRgb aBackgroundColor,CGraphicsContext::TDrawMode aDrawMode,TInt aShadowMode)
  1.2493 +	{
  1.2494 +	Shadow(aColor,aShadowMode);
  1.2495 +
  1.2496 +	if (aDrawMode == CGraphicsContext::EDrawModeNOTPEN)
  1.2497 +		aColor = ~aColor;
  1.2498 +
  1.2499 +	TRgb foreColor[4];
  1.2500 +	Normalize(aColor,foreColor);
  1.2501 +
  1.2502 +	TRgb backColor[4];
  1.2503 +	Normalize(aBackgroundColor,backColor);
  1.2504 +
  1.2505 +	TRgb fore11 = foreColor[0];
  1.2506 +	TRgb fore21 = foreColor[1];
  1.2507 +	TRgb back11 = backColor[0];
  1.2508 +	TRgb back21 = backColor[1];
  1.2509 +	TRgb fore12 = foreColor[2];
  1.2510 +	TRgb fore22 = foreColor[3];
  1.2511 +	TRgb back12 = backColor[2];
  1.2512 +	TRgb back22 = backColor[3];
  1.2513 +
  1.2514 +	TInt startY = aRect.iTl.iY;
  1.2515 +	TInt endY = aRect.iBr.iY - 1;
  1.2516 +
  1.2517 +	if (startY & 1)
  1.2518 +		{
  1.2519 +		CheckScanline(aRect.iTl.iX,startY,aRect.Width(),fore12,fore22,back12,back22,aDrawMode);
  1.2520 +		startY++;
  1.2521 +		}
  1.2522 +
  1.2523 +	for (TInt yy = startY; yy < endY; yy += 2)
  1.2524 +		{
  1.2525 +		CheckScanline(aRect.iTl.iX,yy,aRect.Width(),fore11,fore21,back11,back21,aDrawMode);
  1.2526 +		CheckScanline(aRect.iTl.iX,yy + 1,aRect.Width(),fore12,fore22,back12,back22,aDrawMode);
  1.2527 +		}
  1.2528 +
  1.2529 +	if (aRect.iBr.iY & 1)
  1.2530 +		{
  1.2531 +		CheckScanline(aRect.iTl.iX,endY,aRect.Width(),fore11,fore21,back11,back21,aDrawMode);
  1.2532 +		}
  1.2533 +	}
  1.2534 +
  1.2535 +void CTLowLevel::CheckShadowRgb(const TRect& aRect,TRgb aColor,TInt aShadowMode)
  1.2536 +	{
  1.2537 +	TRgb foreColor[4];
  1.2538 +	Normalize(aColor,foreColor);
  1.2539 +
  1.2540 +	TRgb fore11 = foreColor[0];
  1.2541 +	TRgb fore21 = foreColor[1];
  1.2542 +	TRgb fore12 = foreColor[2];
  1.2543 +	TRgb fore22 = foreColor[3];
  1.2544 +
  1.2545 +	Shadow(fore11,aShadowMode & 2);
  1.2546 +	Shadow(fore21,aShadowMode & 2);
  1.2547 +	Shadow(fore12,aShadowMode & 2);
  1.2548 +	Shadow(fore22,aShadowMode & 2);
  1.2549 +
  1.2550 +	Normalize(fore11);
  1.2551 +	Normalize(fore21);
  1.2552 +	Normalize(fore12);
  1.2553 +	Normalize(fore22);
  1.2554 +
  1.2555 +	Shadow(fore11,aShadowMode & 1);
  1.2556 +	Shadow(fore21,aShadowMode & 1);
  1.2557 +	Shadow(fore12,aShadowMode & 1);
  1.2558 +	Shadow(fore22,aShadowMode & 1);
  1.2559 +
  1.2560 +	Normalize(fore11);
  1.2561 +	Normalize(fore21);
  1.2562 +	Normalize(fore12);
  1.2563 +	Normalize(fore22);
  1.2564 +
  1.2565 +	TInt startY = aRect.iTl.iY;
  1.2566 +	TInt endY = aRect.iBr.iY - 1;
  1.2567 +
  1.2568 +	iDrawDevice->CFbsDrawDevice::ShadowArea(aRect);
  1.2569 +
  1.2570 +	if (iDispMode== EColor16MAP)
  1.2571 +		{
  1.2572 +		//No dithering, no blending, just checking for a solid colour
  1.2573 +		fore12.SetAlpha(0);//do not want any blending to take place
  1.2574 +		fore22.SetAlpha(0);//do not want any blending to take place
  1.2575 +		for (TInt yy = startY; yy < endY; yy ++)
  1.2576 +			{
  1.2577 +			CheckScanline(aRect.iTl.iX,yy,aRect.Width(),fore11,fore11,fore22,fore22,CGraphicsContext::EDrawModePEN);
  1.2578 +			}
  1.2579 +		return;
  1.2580 +		}
  1.2581 +
  1.2582 +	if (startY & 1)
  1.2583 +		{
  1.2584 +		CheckScanline(aRect.iTl.iX,startY,aRect.Width(),fore12,fore22,fore12,fore22,CGraphicsContext::EDrawModePEN);
  1.2585 +		startY++;
  1.2586 +		}
  1.2587 +
  1.2588 +	for (TInt yy = startY; yy < endY; yy += 2)
  1.2589 +		{
  1.2590 +		CheckScanline(aRect.iTl.iX,yy,aRect.Width(),fore11,fore21,fore11,fore21,CGraphicsContext::EDrawModePEN);
  1.2591 +		CheckScanline(aRect.iTl.iX,yy + 1,aRect.Width(),fore12,fore22,fore12,fore22,CGraphicsContext::EDrawModePEN);
  1.2592 +		}
  1.2593 +
  1.2594 +	if (aRect.iBr.iY & 1)
  1.2595 +		{
  1.2596 +		CheckScanline(aRect.iTl.iX,endY,aRect.Width(),fore11,fore21,fore11,fore21,CGraphicsContext::EDrawModePEN);
  1.2597 +		}
  1.2598 +	}
  1.2599 +
  1.2600 +void CTLowLevel::CheckScanline(TInt aX,TInt aY,TInt aLength,TRgb aFore1,TRgb aFore2,TRgb aBack1,TRgb aBack2,CGraphicsContext::TDrawMode aDrawMode)
  1.2601 +	{
  1.2602 +	iDrawDevice->ReadLine(aX,aY,aLength,iDrawDevice->ScanLineBuffer(),iDispMode);
  1.2603 +
  1.2604 +	TUint32 binaryPixel1 = BinaryValue(aFore1,aBack1,aDrawMode);
  1.2605 +	TUint32 binaryPixel2 = BinaryValue(aFore2,aBack2,aDrawMode);
  1.2606 +	if (aX & 1)
  1.2607 +		{
  1.2608 +		TUint32 spare = binaryPixel1;
  1.2609 +		binaryPixel1 = binaryPixel2;
  1.2610 +		binaryPixel2 = spare;
  1.2611 +		}
  1.2612 +
  1.2613 +	TInt extra = aLength & 1;
  1.2614 +	aLength &= ~1;
  1.2615 +	TInt x = 0;
  1.2616 +
  1.2617 +	if (iPostBlendShadow)
  1.2618 +		{
  1.2619 +		PostBlendShadow(binaryPixel1);
  1.2620 +		PostBlendShadow(binaryPixel2);
  1.2621 +		}
  1.2622 +	if (i16MAUserDispMode)
  1.2623 +		{
  1.2624 +		binaryPixel1 = PMA2NonPMAPixel(binaryPixel1,PtrTo16BitNormalisationTable());
  1.2625 +		binaryPixel2 = PMA2NonPMAPixel(binaryPixel1,PtrTo16BitNormalisationTable());
  1.2626 +		}
  1.2627 +	while (x < aLength)
  1.2628 +		{
  1.2629 +		TUint32 binaryValue = ExtractBinaryValue(x,iDrawDevice->ScanLineBuffer(),iDispMode);
  1.2630 +		CheckMatch(binaryPixel1,binaryValue);
  1.2631 +		x++;
  1.2632 +
  1.2633 +		binaryValue = ExtractBinaryValue(x,iDrawDevice->ScanLineBuffer(),iDispMode);
  1.2634 +		CheckMatch(binaryPixel2,binaryValue);
  1.2635 +		x++;
  1.2636 +		}
  1.2637 +	if (extra)
  1.2638 +		{
  1.2639 +		TUint32 binaryValue = ExtractBinaryValue(x,iDrawDevice->ScanLineBuffer(),iDispMode);
  1.2640 +		CheckMatch(binaryPixel1,binaryValue);
  1.2641 +		}
  1.2642 +	}
  1.2643 +
  1.2644 +void CTLowLevel::CheckLine(TUint8* aWriteBuffer,TUint8* aReadBuffer,TUint8* aBackBuffer,TInt aPixelLength,CGraphicsContext::TDrawMode aDrawMode,TDisplayMode aDispMode)
  1.2645 +	{
  1.2646 +	TInt wholeBytes = 0;
  1.2647 +	TInt extraBits = 0;
  1.2648 +
  1.2649 +	switch (aDispMode)
  1.2650 +		{
  1.2651 +	case EGray2:
  1.2652 +		wholeBytes = aPixelLength / 8;
  1.2653 +		extraBits = aPixelLength & 7;
  1.2654 +		break;
  1.2655 +	case EGray4:
  1.2656 +		wholeBytes = aPixelLength / 4;
  1.2657 +		extraBits = (aPixelLength & 3) * 2;
  1.2658 +		break;
  1.2659 +	case EGray16:
  1.2660 +	case EColor16:
  1.2661 +		wholeBytes = aPixelLength / 2;
  1.2662 +		extraBits = (aPixelLength & 1) * 4;
  1.2663 +		break;
  1.2664 +	case EGray256:
  1.2665 +	case EColor256:
  1.2666 +		wholeBytes = aPixelLength;
  1.2667 +		break;
  1.2668 +	case EColor4K:
  1.2669 +	case EColor64K:
  1.2670 +		wholeBytes = aPixelLength * 2;
  1.2671 +		break;
  1.2672 +	case EColor16M:
  1.2673 +		wholeBytes = aPixelLength * 3;
  1.2674 +		break;
  1.2675 +	case EColor16MU:
  1.2676 +	case EColor16MA:
  1.2677 +	case EColor16MAP:
  1.2678 +		wholeBytes = aPixelLength * 4;
  1.2679 +		break;
  1.2680 +	default:
  1.2681 +		break;
  1.2682 +		};
  1.2683 +
  1.2684 +	TUint8* readLimit = aReadBuffer + wholeBytes;
  1.2685 +	TUint8 mask = TUint8(0xff >> (8 - extraBits));
  1.2686 +	TInt byteCounter = 0;
  1.2687 +
  1.2688 +	switch (aDrawMode)
  1.2689 +		{
  1.2690 +	case CGraphicsContext::EDrawModeAND:
  1.2691 +		if (iDispMode==EColor16MAP)
  1.2692 +			break; //logical opeations not supported for premultiplied alpha
  1.2693 +		for (; aReadBuffer < readLimit; aReadBuffer++, aWriteBuffer++, aBackBuffer++)
  1.2694 +			{
  1.2695 +			if(!((aDispMode == EColor16MU || aDispMode == EColor16MA || aDispMode == EColor16MAP)
  1.2696 +				  && ++byteCounter % 4 == 0))
  1.2697 +				Check(*aReadBuffer == (*aWriteBuffer & *aBackBuffer));
  1.2698 +			}
  1.2699 +		if (extraBits > 0)
  1.2700 +			Check((*aReadBuffer & mask) == (*aWriteBuffer & *aBackBuffer & mask));
  1.2701 +		break;
  1.2702 +	case CGraphicsContext::EDrawModePEN:
  1.2703 +		if(aDispMode == EColor16MU || aDispMode == EColor16MA || aDispMode == EColor16MAP)
  1.2704 +			{
  1.2705 +			for (; aReadBuffer<readLimit; aReadBuffer+=4, aWriteBuffer+=4)
  1.2706 +				{
  1.2707 +				TBool fail=EFalse;
  1.2708 +				Blend(aWriteBuffer,aBackBuffer,aDispMode);
  1.2709 +				if (!iFuzzyMatch)
  1.2710 +					{
  1.2711 +					fail|=Check(AbsDiff(*aReadBuffer,*aWriteBuffer)<2);
  1.2712 +					fail|=Check(AbsDiff(*(aReadBuffer+1),*(aWriteBuffer+1))<2);
  1.2713 +					fail|=Check(AbsDiff(*(aReadBuffer+2),*(aWriteBuffer+2))<2);
  1.2714 +					fail|=Check(AbsDiff(*(aReadBuffer+3),*(aWriteBuffer+3))<2);
  1.2715 +					}
  1.2716 +				else
  1.2717 +					{
  1.2718 +					fail|=Check(AbsDiff(*aReadBuffer,*aWriteBuffer)<KInaccuracyLimit);
  1.2719 +					fail|=Check(AbsDiff(*(aReadBuffer+1),*(aWriteBuffer+1))<KInaccuracyLimit);
  1.2720 +					fail|=Check(AbsDiff(*(aReadBuffer+2),*(aWriteBuffer+2))<KInaccuracyLimit);
  1.2721 +					fail|=Check(AbsDiff(*(aReadBuffer+3),*(aWriteBuffer+3))<KInaccuracyLimit);
  1.2722 +					}
  1.2723 +				if (fail)
  1.2724 +					{
  1.2725 +					_LIT(KLog,"The values 0x%x and 0x%x don't match, fuzzyMatch=%d (limit=%d), memory 0x%x 0x%x");
  1.2726 +					INFO_PRINTF7(KLog,*reinterpret_cast<TUint*>(aReadBuffer),*reinterpret_cast<TUint*>(aWriteBuffer),iFuzzyMatch,KInaccuracyLimit,aReadBuffer,aWriteBuffer);
  1.2727 +					}
  1.2728 +				}
  1.2729 +			}
  1.2730 +		else
  1.2731 +			{
  1.2732 +			for (; aReadBuffer < readLimit; aReadBuffer++, aWriteBuffer++)
  1.2733 +				{
  1.2734 +				if (Check(*aReadBuffer == *aWriteBuffer))
  1.2735 +					{
  1.2736 +					_LIT(KLog,"The values 0x%x and 0x%x don't match, memory 0x%x 0x%x");
  1.2737 +					INFO_PRINTF5(KLog,*aReadBuffer,*aWriteBuffer,aReadBuffer,aWriteBuffer);
  1.2738 +					}
  1.2739 +				}
  1.2740 +			if (extraBits > 0)
  1.2741 +				Check((*aReadBuffer & mask) == (*aWriteBuffer & mask));
  1.2742 +			}
  1.2743 +		break;
  1.2744 +	case CGraphicsContext::EDrawModeNOTPEN:
  1.2745 +		if (iDispMode==EColor16MAP)
  1.2746 +			break; //logical opeations not supported for premultiplied alpha
  1.2747 +		if(aDispMode == EColor16MU || aDispMode == EColor16MA )
  1.2748 +			{
  1.2749 +			for (; aReadBuffer < readLimit; aReadBuffer +=4, aWriteBuffer+=4)
  1.2750 +				{
  1.2751 +				*aWriteBuffer ^= 0xff;
  1.2752 +				*(aWriteBuffer+1) ^= 0xff;
  1.2753 +				*(aWriteBuffer+2) ^= 0xff;
  1.2754 +
  1.2755 +				Blend(aWriteBuffer,aBackBuffer,aDispMode);
  1.2756 +
  1.2757 +				if (!iFuzzyMatch)
  1.2758 +					{
  1.2759 +					Check(AbsDiff(*aReadBuffer, *aWriteBuffer) < 2);
  1.2760 +					Check(AbsDiff(*(aReadBuffer+1), *(aWriteBuffer+1)) < 2);
  1.2761 +					Check(AbsDiff(*(aReadBuffer+2), *(aWriteBuffer+2)) < 2);
  1.2762 +					Check(AbsDiff(*(aReadBuffer+3), *(aWriteBuffer+3)) < 2);
  1.2763 +					}
  1.2764 +				else
  1.2765 +					{
  1.2766 +					Check(AbsDiff(*aReadBuffer, *aWriteBuffer) < KInaccuracyLimit);
  1.2767 +					Check(AbsDiff(*(aReadBuffer+1), *(aWriteBuffer+1)) < KInaccuracyLimit);
  1.2768 +					Check(AbsDiff(*(aReadBuffer+2), *(aWriteBuffer+2)) < KInaccuracyLimit);
  1.2769 +					Check(AbsDiff(*(aReadBuffer+3), *(aWriteBuffer+3)) < KInaccuracyLimit);
  1.2770 +					}
  1.2771 +				}
  1.2772 +			}
  1.2773 +		else
  1.2774 +			{
  1.2775 +
  1.2776 +			for (; aReadBuffer < readLimit; aReadBuffer++, aWriteBuffer++)
  1.2777 +				{
  1.2778 +				if(!((aDispMode == EColor16MU || aDispMode == EColor16MA || aDispMode == EColor16MAP) && ++byteCounter % 4 == 0))
  1.2779 +					Check(*aReadBuffer == (*aWriteBuffer ^ 0xff));
  1.2780 +				}
  1.2781 +			if (extraBits > 0)
  1.2782 +				Check((*aReadBuffer & mask) == ((*aWriteBuffer ^ 0xff) & mask));
  1.2783 +			}
  1.2784 +		break;
  1.2785 +	case CGraphicsContext::EDrawModeXOR:
  1.2786 +		if (iDispMode==EColor16MAP)
  1.2787 +			break;//logical opeations not supported for premultiplied alpha
  1.2788 +		for (; aReadBuffer < readLimit; aReadBuffer++, aWriteBuffer++, aBackBuffer++)
  1.2789 +			{
  1.2790 +			if(!((aDispMode == EColor16MU || aDispMode == EColor16MA || aDispMode == EColor16MAP) && ++byteCounter % 4 == 0))
  1.2791 +				Check(*aReadBuffer == (*aWriteBuffer ^ *aBackBuffer));
  1.2792 +			}
  1.2793 +		if (extraBits > 0)
  1.2794 +			Check((*aReadBuffer & mask) == ((*aWriteBuffer ^ *aBackBuffer) & mask));
  1.2795 +		break;
  1.2796 +	case CGraphicsContext::EDrawModeOR:
  1.2797 +		if (iDispMode==EColor16MAP)
  1.2798 +			break;//logical opeations not supported for premultiplied alpha
  1.2799 +		for (; aReadBuffer < readLimit; aReadBuffer++, aWriteBuffer++, aBackBuffer++)
  1.2800 +			{
  1.2801 +			if(!((aDispMode == EColor16MU || aDispMode == EColor16MA || aDispMode == EColor16MAP) && ++byteCounter % 4 == 0))
  1.2802 +				Check(*aReadBuffer == (*aWriteBuffer | *aBackBuffer));
  1.2803 +			}
  1.2804 +		if (extraBits > 0)
  1.2805 +			Check((*aReadBuffer & mask) == ((*aWriteBuffer | *aBackBuffer) & mask));
  1.2806 +		break;
  1.2807 +	case CGraphicsContext::EDrawModeNOTSCREEN:
  1.2808 +		if (iDispMode==EColor16MAP)
  1.2809 +			break;//logical opeations not supported for premultiplied alpha
  1.2810 +		if (aDispMode != EColor4K)
  1.2811 +			{
  1.2812 +			for (; aReadBuffer < readLimit; aReadBuffer++, aBackBuffer++)
  1.2813 +				{
  1.2814 +				if(!((aDispMode == EColor16MU || aDispMode == EColor16MA || aDispMode == EColor16MAP) && ++byteCounter % 4 == 0))
  1.2815 +					{
  1.2816 +					if (iFuzzyMatch==EFalse)
  1.2817 +						Check(*aReadBuffer == (*aBackBuffer ^ 0xff));
  1.2818 +					else
  1.2819 +						{
  1.2820 +						TUint8 vals[3];
  1.2821 +						vals[0]=*aReadBuffer;
  1.2822 +						//put in some tolerance values, try with +/- 1, to begin with
  1.2823 +						if (vals[0]<255)
  1.2824 +							vals[1]=vals[0]+1;
  1.2825 +						else
  1.2826 +							vals[1]=vals[0];
  1.2827 +						if (vals[0]>0)
  1.2828 +							vals[2]=vals[0]-1;
  1.2829 +						else
  1.2830 +							vals[2]=vals[0];
  1.2831 +						Check((vals[0] == (*aBackBuffer ^ 0xff))||
  1.2832 +							  (vals[1] == (*aBackBuffer ^ 0xff))||
  1.2833 +							  (vals[2] == (*aBackBuffer ^ 0xff)));
  1.2834 +						}
  1.2835 +					}
  1.2836 +				}
  1.2837 +			if (extraBits > 0)
  1.2838 +				Check((*aReadBuffer & mask) == ((*aBackBuffer ^ 0xff) & mask));
  1.2839 +			}
  1.2840 +		else
  1.2841 +			{
  1.2842 +			while (aReadBuffer < readLimit)
  1.2843 +				{
  1.2844 +				if (TInt(aReadBuffer) & 1)
  1.2845 +					Check(*aReadBuffer++ == (*aBackBuffer++ ^ 0x0f));
  1.2846 +				else
  1.2847 +					Check(*aReadBuffer++ == (*aBackBuffer++ ^ 0xff));
  1.2848 +				}
  1.2849 +			}
  1.2850 +		break;
  1.2851 +	default:
  1.2852 +		break;
  1.2853 +		};
  1.2854 +	}
  1.2855 +
  1.2856 +void CTLowLevel::CheckBinary(const TRect& aRect,TUint32* aBuffer,TRgb aForeColor,TRgb aBackColor,CGraphicsContext::TDrawMode aDrawMode,TInt aShadowMode,TBool aWrapDataWords,TBool aUp)
  1.2857 +	{
  1.2858 +	Shadow(aForeColor,aShadowMode);
  1.2859 +
  1.2860 +	if (aDrawMode == CGraphicsContext::EDrawModeNOTPEN)
  1.2861 +		aForeColor = ~aForeColor;
  1.2862 +
  1.2863 +	TRgb foreColor[4];
  1.2864 +	Normalize(aForeColor,foreColor);
  1.2865 +
  1.2866 +	TRgb backColor[4];
  1.2867 +	Normalize(aBackColor,backColor);
  1.2868 +
  1.2869 +	foreColor[0] = RgbValue(foreColor[0],backColor[0],aDrawMode);
  1.2870 +	foreColor[1] = RgbValue(foreColor[1],backColor[1],aDrawMode);
  1.2871 +	foreColor[2] = RgbValue(foreColor[2],backColor[2],aDrawMode);
  1.2872 +	foreColor[3] = RgbValue(foreColor[3],backColor[3],aDrawMode);
  1.2873 +
  1.2874 +
  1.2875 +	if (iDispMode==EColor16MAP)
  1.2876 +		{
  1.2877 +		//pre-multiply and unpremultiply
  1.2878 +		TInt count;
  1.2879 +		for (count=0;count<4;count++)
  1.2880 +			{
  1.2881 +			TUint32 tempInt;
  1.2882 +			tempInt = backColor[count].Color16MAP(); //Now premultiplied
  1.2883 +			backColor[count] = TRgb::Color16MAP(tempInt);
  1.2884 +			}
  1.2885 +		}
  1.2886 +
  1.2887 +	TUint32 data = *aBuffer++;
  1.2888 +	TUint32 mask = 1;
  1.2889 +
  1.2890 +	TInt yy = (aUp) ? aRect.iBr.iY - 1  : aRect.iTl.iY;
  1.2891 +	TInt ylimit = (aUp) ? aRect.iTl.iY - 1 : aRect.iBr.iY;
  1.2892 +	TInt yinc = (aUp) ? -1 : 1;
  1.2893 +
  1.2894 +	TRgb pixelBuffer[KCheckBinaryPixelBufferSize];
  1.2895 +	__ASSERT_ALWAYS(aRect.Width() <= KCheckBinaryPixelBufferSize,User::Panic(_L("CheckBinary buffer"),KErrOverflow));
  1.2896 +
  1.2897 +	for (; yy != ylimit; yy += yinc)
  1.2898 +		{
  1.2899 +		TInt yoffset = 2 * (yy & 1);
  1.2900 +
  1.2901 +		iDrawDevice->ReadLine(aRect.iTl.iX,yy,aRect.Width(),pixelBuffer,ERgb);
  1.2902 +		TRgb* color = pixelBuffer;
  1.2903 +
  1.2904 +		for (TInt xx = aRect.iTl.iX; xx < aRect.iBr.iX; xx++)
  1.2905 +			{
  1.2906 +			if (!mask)
  1.2907 +				{
  1.2908 +				mask = 1;
  1.2909 +				data = *aBuffer++;
  1.2910 +				}
  1.2911 +
  1.2912 +			if (data & mask)
  1.2913 +				CheckMatch((*color).Internal(), foreColor[(xx & 1) + yoffset].Internal());
  1.2914 +			else
  1.2915 +				CheckMatch((*color).Internal(), backColor[(xx & 1) + yoffset].Internal());
  1.2916 +
  1.2917 +			color++;
  1.2918 +			mask <<= 1;
  1.2919 +			}
  1.2920 +
  1.2921 +		if (aWrapDataWords)
  1.2922 +			mask = 0;
  1.2923 +		}
  1.2924 +	}
  1.2925 +
  1.2926 +void CTLowLevel::CheckBackground(const TRect& aRect,TRgb aBackgroundColor)
  1.2927 +	{
  1.2928 +	iBlendTestColors= EFalse;
  1.2929 +	if (aRect.iTl.iX > 0)
  1.2930 +		CheckRgb(TRect(aRect.iTl.iX - 1,aRect.iTl.iY,aRect.iTl.iX,aRect.iBr.iY),aBackgroundColor,aBackgroundColor,CGraphicsContext::EDrawModePEN,0);
  1.2931 +	if (aRect.iTl.iY > 0)
  1.2932 +		CheckRgb(TRect(aRect.iTl.iX,aRect.iTl.iY - 1,aRect.iBr.iX,aRect.iTl.iY),aBackgroundColor,aBackgroundColor,CGraphicsContext::EDrawModePEN,0);
  1.2933 +	if (aRect.iBr.iX < iSize.iWidth - 1)
  1.2934 +		CheckRgb(TRect(aRect.iBr.iX,aRect.iTl.iY,aRect.iBr.iX + 1,aRect.iBr.iY),aBackgroundColor,aBackgroundColor,CGraphicsContext::EDrawModePEN,0);
  1.2935 +	if (aRect.iBr.iY < iSize.iHeight - 1)
  1.2936 +		CheckRgb(TRect(aRect.iTl.iX,aRect.iBr.iY,aRect.iBr.iX,aRect.iBr.iY + 1),aBackgroundColor,aBackgroundColor,CGraphicsContext::EDrawModePEN,0);
  1.2937 +	iBlendTestColors= ETrue;
  1.2938 +	}
  1.2939 +/**
  1.2940 +This function is copied as it is from BMDRAW32A.CPP which is used to test WriteRgbOutlineAndShadow for EColor16MA.
  1.2941 +It is used in CTLowLevel::CheckBlendedOutlineAndShadow.
  1.2942 +@param aBeneath The background pixel colour value
  1.2943 +@param aSrcColor The source pixel colour value
  1.2944 +@param aAlpha The alpha value
  1.2945 +*/
  1.2946 +FORCEINLINE TUint32 OptimizedBlend32A(TUint32 aBeneath,TUint32 aSrcColor,TUint8 aAlpha)
  1.2947 + 	{
  1.2948 +	if(aAlpha)
  1.2949 +		{
  1.2950 +		if(aAlpha == 0xff) // opaque, so unchanged
  1.2951 +			{
  1.2952 +			//Still need to convert source to destination from non-multiplied to pre-multiplied
  1.2953 +			//But this code resolves to a copy. The ARM optimiser prefers shifts over big constants.
  1.2954 +			return (aSrcColor|(aAlpha<<24));
  1.2955 +			}
  1.2956 +		else
  1.2957 +			{
  1.2958 +			//0, 1, 2, 3
  1.2959 +			//b, g, rect, alpha
  1.2960 +
  1.2961 +			const TUint32 srcMult = aAlpha;
  1.2962 +			TUint32 destMult = ((255 - aAlpha) * ((aBeneath >> 24)));
  1.2963 +			//This gives a slightly more accurate result than ((aBeneath >> 24)+1)
  1.2964 +			destMult=destMult+(destMult>>8);
  1.2965 +			destMult+= 0x0080;
  1.2966 +			destMult >>= 8;
  1.2967 +
  1.2968 +			TUint32 rb =(((aSrcColor&0x00ff00ff)*srcMult)) + (((aBeneath&0x00ff00ff)*destMult));
  1.2969 +			rb = rb+((rb>>8)&0x00ff00ff);
  1.2970 +			rb+=0x00800080;
  1.2971 +			rb>>=8;
  1.2972 +			TUint32 ag = (((aSrcColor&0x0000ff00)*srcMult)) + (((aBeneath&0x0000ff00)*destMult));
  1.2973 +			ag>>=8;	 //Note that if alpha is processed here, this shift must be performed before the multiplies
  1.2974 +			ag = ag+((ag>>8)&0x00ff00ff);
  1.2975 +			ag+=0x00800080;
  1.2976 +			TUint32 aa = srcMult+destMult;
  1.2977 +			return (rb&0x00ff00ff) | (ag&0x0000ff00) | (aa << 24);
  1.2978 +
  1.2979 +			}
  1.2980 +		}
  1.2981 + 	else // completely transparent
  1.2982 +		{
  1.2983 +		return aBeneath;
  1.2984 + 		}
  1.2985 +
  1.2986 + 	}
  1.2987 +
  1.2988 +/**
  1.2989 +Helper function for TestWriteRgbOutlineAndShadow(). Creates the final colour, blending the outline, shadow,
  1.2990 +fill and background colour using lookup table provided by Monotype and compares with the
  1.2991 +pixel colour drawn using WriteRgbOutlineAndShadow.
  1.2992 +
  1.2993 +@param aOutlinePenColor Colour used for drawing outline of font
  1.2994 +@param aShadowColor Colour used for drawing shadow of font
  1.2995 +@param aFillColor Colour used for filling of font
  1.2996 +@param aBackgroundColor Background colour of the pixel
  1.2997 +@param aLookupIndex Index of the lookup table to be used for generating final colour
  1.2998 +@param aLength Number of pixels to compare the pixel colour with the generated colour
  1.2999 +@param aReadBuffer Buffer containing the colours drawn using WriteRgbOutlineAndShadow.This will be used for comparing
  1.3000 +@return EFalse if pixel colour doesnt match with the calculated colour, otherwise ETrue on success.
  1.3001 +*/
  1.3002 +TBool CTLowLevel::CheckBlendedOutlineAndShadow(TRgb aOutlinePenColor, TRgb aShadowColor, TRgb aFillColor,
  1.3003 +												TRgb aBackgroundColor, TInt aLookupIndex, TInt aLength, TUint8* aReadBuffer)
  1.3004 +	{
  1.3005 +	TRgb finalColor;
  1.3006 +	TInt alpha = aOutlinePenColor.Internal() >> 24;
  1.3007 +
  1.3008 +	if (255 == FourColorBlendLookup[aLookupIndex][3])
  1.3009 +		{
  1.3010 +		//background colour
  1.3011 +		finalColor.SetInternal(aBackgroundColor.Internal());
  1.3012 +
  1.3013 +		/*Reset the alpha with background colour alpha as in product code in case of 255 == FourColorBlendLookup[aLookupIndex][3]
  1.3014 +		it doesnt draw and leaves the background colour as it is. So the alpha to be checked should be of background colour alpha*/
  1.3015 +		alpha = aBackgroundColor.Alpha();
  1.3016 +		}
  1.3017 +	else if (255 == FourColorBlendLookup[aLookupIndex][2])
  1.3018 +		{
  1.3019 +		//fill colour
  1.3020 +		finalColor.SetInternal(aFillColor.Internal());
  1.3021 +		}
  1.3022 +	else if (255 == FourColorBlendLookup[aLookupIndex][1])
  1.3023 +		{
  1.3024 +		//Shadow colour
  1.3025 +		finalColor.SetInternal(aShadowColor.Internal());
  1.3026 +		}
  1.3027 +	else if (255 == FourColorBlendLookup[aLookupIndex][0])
  1.3028 +		{
  1.3029 +		//Outline colour
  1.3030 +		finalColor.SetInternal(aOutlinePenColor.Internal());
  1.3031 +		}
  1.3032 +	else
  1.3033 +		{
  1.3034 +		TInt blendedRedColor = (aOutlinePenColor.Red() * FourColorBlendLookup[aLookupIndex][0] +
  1.3035 +				  				aShadowColor.Red() * FourColorBlendLookup[aLookupIndex][1] +
  1.3036 +				  				aFillColor.Red() * FourColorBlendLookup[aLookupIndex][2] +
  1.3037 +				  				aBackgroundColor.Red() * FourColorBlendLookup[aLookupIndex][3]) >> 8;
  1.3038 +
  1.3039 +		TInt blendedGreenColor = (aOutlinePenColor.Green() * FourColorBlendLookup[aLookupIndex][0] +
  1.3040 +							 	aShadowColor.Green() * FourColorBlendLookup[aLookupIndex][1] +
  1.3041 +							 	aFillColor.Green() * FourColorBlendLookup[aLookupIndex][2] +
  1.3042 +							 	aBackgroundColor.Green() * FourColorBlendLookup[aLookupIndex][3]) >> 8;
  1.3043 +
  1.3044 +		TInt blendedBlueColor = (aOutlinePenColor.Blue() * FourColorBlendLookup[aLookupIndex][0] +
  1.3045 +								aShadowColor.Blue() * FourColorBlendLookup[aLookupIndex][1] +
  1.3046 +								aFillColor.Blue() * FourColorBlendLookup[aLookupIndex][2] +
  1.3047 +								aBackgroundColor.Blue() * FourColorBlendLookup[aLookupIndex][3]) >> 8;
  1.3048 +
  1.3049 +		finalColor = TRgb(blendedRedColor, blendedGreenColor, blendedBlueColor);
  1.3050 +		}
  1.3051 +
  1.3052 +	//Set the alpha in the final colour
  1.3053 +	finalColor.SetAlpha(alpha);
  1.3054 +
  1.3055 +	//Alpha blending is not supported for display modes below EColor64K.
  1.3056 +	switch(iDispMode)
  1.3057 +		{
  1.3058 +	case EColor64K:
  1.3059 +	case EColor16M:
  1.3060 +	case EColor16MU:
  1.3061 +		if (alpha != 0xff)
  1.3062 +			{
  1.3063 +			finalColor = AlphaBlend(finalColor.Red(), finalColor.Green(), finalColor.Blue(), aBackgroundColor.Red(), aBackgroundColor.Green(), aBackgroundColor.Blue(), alpha);
  1.3064 +			}
  1.3065 +		break;
  1.3066 +	case EColor16MA:
  1.3067 +		//Just use the background color to draw in case 255 == FourColorBlendLookup[aLookupIndex][3]
  1.3068 +		if (255 != FourColorBlendLookup[aLookupIndex][3])
  1.3069 +			{
  1.3070 +			finalColor.SetInternal(OptimizedBlend32A(aBackgroundColor.Internal(), finalColor.Internal(), alpha));
  1.3071 +			}
  1.3072 +		break;
  1.3073 +	case EColor16MAP:
  1.3074 +		//Just use the background color to draw in case 255 == FourColorBlendLookup[aLookupIndex][3]
  1.3075 +		if (255 != FourColorBlendLookup[aLookupIndex][3])
  1.3076 +			{
  1.3077 +			TUint32 color16MAP = finalColor.Internal();
  1.3078 +			Convert2PMA(color16MAP);
  1.3079 +			finalColor.SetInternal(PMAPixelBlend(aBackgroundColor.Internal(), color16MAP));
  1.3080 +			}
  1.3081 +		break;
  1.3082 +		};
  1.3083 +
  1.3084 +	Normalize(finalColor);
  1.3085 +	TColorConvertor& colorConvertor = ColorConvertor(iDispMode);
  1.3086 +	// Check each pixel of the line, it should match with the calculated blended color.
  1.3087 +	for (TInt count = 0; count < aLength; count++)
  1.3088 +		{
  1.3089 +		TRgb readValue = ExtractRgbValue(count, aReadBuffer, iDispMode);
  1.3090 +		if (colorConvertor.Index(finalColor) != colorConvertor.Index(readValue))
  1.3091 +			{
  1.3092 +			return EFalse;
  1.3093 +			}
  1.3094 +		}
  1.3095 +	return ETrue;
  1.3096 +	}
  1.3097 +
  1.3098 +TRgb CTLowLevel::RgbValue(TRgb aFore,TRgb aBack,CGraphicsContext::TDrawMode aDrawMode)
  1.3099 +	{
  1.3100 +	TUint32 value = BinaryValue(aFore,aBack,aDrawMode);
  1.3101 +
  1.3102 +	switch (iDispMode)
  1.3103 +		{
  1.3104 +	case EGray2:
  1.3105 +		return TRgb::Gray2(value);
  1.3106 +	case EGray4:
  1.3107 +		return TRgb::Gray4(value);
  1.3108 +	case EGray16:
  1.3109 +		return TRgb::Gray16(value);
  1.3110 +	case EGray256:
  1.3111 +		return TRgb::Gray256(value);
  1.3112 +	case EColor16:
  1.3113 +		return TRgb::Color16(value);
  1.3114 +	case EColor256:
  1.3115 +		return TRgb::Color256(value);
  1.3116 +	case EColor4K:
  1.3117 +		return TRgb::Color4K(value);
  1.3118 +	case EColor64K:
  1.3119 +		return TRgb::Color64K(value);
  1.3120 +	case EColor16M:
  1.3121 +		return TRgb::Color16M(value);
  1.3122 +	case EColor16MU:
  1.3123 +		return TRgb::Color16MU(value);
  1.3124 +	case EColor16MA:
  1.3125 +		return TRgb::Color16MA(value);
  1.3126 +	case EColor16MAP:
  1.3127 +		return TRgb::Color16MAP(value);
  1.3128 +	default:
  1.3129 +		break;
  1.3130 +		};
  1.3131 +	return KRgbBlack;
  1.3132 +	}
  1.3133 +
  1.3134 +TUint32 CTLowLevel::BinaryValue(TRgb aFore,TRgb aBack,CGraphicsContext::TDrawMode aDrawMode)
  1.3135 +	{
  1.3136 +	TUint32 f = 0;
  1.3137 +	TUint32 b = 0;
  1.3138 +	TUint32 notVal = 0;
  1.3139 +
  1.3140 +	switch (iDispMode)
  1.3141 +		{
  1.3142 +	case EGray2:
  1.3143 +		f = aFore.Gray2();
  1.3144 +		b = aBack.Gray2();
  1.3145 +		notVal = 1;
  1.3146 +		break;
  1.3147 +	case EGray4:
  1.3148 +		f = aFore.Gray4();
  1.3149 +		b = aBack.Gray4();
  1.3150 +		notVal = 3;
  1.3151 +		break;
  1.3152 +	case EGray16:
  1.3153 +		f = aFore.Gray16();
  1.3154 +		b = aBack.Gray16();
  1.3155 +		notVal = 0xf;
  1.3156 +		break;
  1.3157 +	case EGray256:
  1.3158 +		f = aFore.Gray256();
  1.3159 +		b = aBack.Gray256();
  1.3160 +		notVal = 0xff;
  1.3161 +		break;
  1.3162 +	case EColor16:
  1.3163 +		f = aFore.Color16();
  1.3164 +		b = aBack.Color16();
  1.3165 +		notVal = 0xf;
  1.3166 +		break;
  1.3167 +	case EColor256:
  1.3168 +		f = aFore.Color256();
  1.3169 +		b = aBack.Color256();
  1.3170 +		notVal = 0xff;
  1.3171 +		break;
  1.3172 +	case EColor4K:
  1.3173 +		f = aFore.Color4K();
  1.3174 +		b = aBack.Color4K();
  1.3175 +		notVal = 0xfff;
  1.3176 +		break;
  1.3177 +	case EColor64K:
  1.3178 +		f = aFore.Color64K();
  1.3179 +		b = aBack.Color64K();
  1.3180 +		notVal = 0xffff;
  1.3181 +		break;
  1.3182 +	case EColor16M:
  1.3183 +		f = aFore.Color16M();
  1.3184 +		b = aBack.Color16M();
  1.3185 +		notVal = 0xffffff;
  1.3186 +		break;
  1.3187 +	case EColor16MU:
  1.3188 +		f = aFore.Color16MU();
  1.3189 +		b = aBack.Color16MU();
  1.3190 +		notVal = 0x00ffffff;
  1.3191 +		break;
  1.3192 +	case EColor16MA:
  1.3193 +		f = aFore.Color16MA();
  1.3194 +		b = aBack.Color16MA();
  1.3195 +		notVal = 0xffffffff;
  1.3196 +		break;
  1.3197 +	case EColor16MAP:
  1.3198 +		f = aFore.Color16MAP();
  1.3199 +		b = aBack.Color16MAP();
  1.3200 +
  1.3201 +		//do not want to blend backgound colours for testing
  1.3202 +		if (iBlendTestColors && (aDrawMode&CGraphicsContext::EDrawModePEN))
  1.3203 +			{
  1.3204 +			Blend((TUint8*)(&f),(TUint8*)(&b),iDispMode);
  1.3205 +			}
  1.3206 +		notVal = 0xffffffff;
  1.3207 +		break;
  1.3208 +	default:
  1.3209 +		break;
  1.3210 +		};
  1.3211 +
  1.3212 +	switch (aDrawMode)
  1.3213 +		{
  1.3214 +	case CGraphicsContext::EDrawModeAND:		return f & b;
  1.3215 +	case CGraphicsContext::EDrawModePEN:		return f;
  1.3216 +	case CGraphicsContext::EDrawModeWriteAlpha:	return f;
  1.3217 +	case CGraphicsContext::EDrawModeXOR:		return f ^ b;
  1.3218 +	case CGraphicsContext::EDrawModeOR:			return f | b;
  1.3219 +	case CGraphicsContext::EDrawModeNOTSCREEN:	return b ^ notVal;
  1.3220 +	case CGraphicsContext::EDrawModeNOTPEN:		return f;
  1.3221 +	default:
  1.3222 +		break;
  1.3223 +		};
  1.3224 +	return 0;
  1.3225 +	}
  1.3226 +
  1.3227 +TRgb CTLowLevel::ExtractRgbValue(TInt aX,TUint8* aBuffer,TDisplayMode aDispMode)
  1.3228 +	{
  1.3229 +	TUint32 value = ExtractBinaryValue(aX,(TUint32*)aBuffer,aDispMode);
  1.3230 +
  1.3231 +	switch (aDispMode)
  1.3232 +		{
  1.3233 +	case EGray2:
  1.3234 +		return TRgb::Gray2(value);
  1.3235 +	case EGray4:
  1.3236 +		return TRgb::Gray4(value);
  1.3237 +	case EGray16:
  1.3238 +		return TRgb::Gray16(value);
  1.3239 +	case EGray256:
  1.3240 +		return TRgb::Gray256(value);
  1.3241 +	case EColor16:
  1.3242 +		return TRgb::Color16(value);
  1.3243 +	case EColor256:
  1.3244 +		return TRgb::Color256(value);
  1.3245 +	case EColor4K:
  1.3246 +		return TRgb::Color4K(value);
  1.3247 +	case EColor64K:
  1.3248 +		return TRgb::Color64K(value);
  1.3249 +	case EColor16M:
  1.3250 +		return TRgb::Color16M(value);
  1.3251 +	case ERgb:
  1.3252 +		return TRgb(value, value>>24);
  1.3253 +	case EColor16MU:
  1.3254 +		return TRgb::Color16MU(value);
  1.3255 +	case EColor16MA:
  1.3256 +		return TRgb::Color16MA(value);
  1.3257 +	case EColor16MAP:
  1.3258 +		return TRgb::Color16MAP(value);
  1.3259 +	default:
  1.3260 +		break;
  1.3261 +		};
  1.3262 +	return KRgbBlack;
  1.3263 +	}
  1.3264 +
  1.3265 +TUint32 CTLowLevel::ExtractBinaryValue(TInt aX,TUint32* aBuffer,TDisplayMode aDispMode)
  1.3266 +	{
  1.3267 +	switch (aDispMode)
  1.3268 +		{
  1.3269 +	case EGray2:
  1.3270 +		return ((*(aBuffer + (aX >> 5))) >> (aX & 0x1f)) & 1;
  1.3271 +	case EGray4:
  1.3272 +		return ((*(aBuffer + (aX >> 4))) >> ((aX & 0xf) * 2)) & 3;
  1.3273 +	case EGray16:
  1.3274 +	case EColor16:
  1.3275 +		return ((*(aBuffer + (aX >> 3))) >> ((aX & 7) * 4)) & 0xf;
  1.3276 +	case EGray256:
  1.3277 +	case EColor256:
  1.3278 +		return ((*(aBuffer + (aX >> 2))) >> ((aX & 3) * 8)) & 0xff;
  1.3279 +	case EColor4K:
  1.3280 +		return ((*(aBuffer + (aX >> 1))) >> ((aX & 1) * 16)) & 0xfff;
  1.3281 +	case EColor64K:
  1.3282 +		return ((*(aBuffer + (aX >> 1))) >> ((aX & 1) * 16)) & 0xffff;
  1.3283 +	case EColor16M:
  1.3284 +		{
  1.3285 +		TUint8* buffer = ((TUint8*)aBuffer) + (aX * 3);
  1.3286 +		return *buffer | (*(buffer + 1) << 8) | (*(buffer + 2) << 16);
  1.3287 +		}
  1.3288 +	case ERgb:
  1.3289 +		return *(aBuffer + aX);
  1.3290 +	case EColor16MU:
  1.3291 +		return *(aBuffer + aX) & 0x00FFFFFF;
  1.3292 +	case EColor16MA:
  1.3293 +	case EColor16MAP:
  1.3294 +		return *(aBuffer + aX);
  1.3295 +	default:
  1.3296 +		break;
  1.3297 +		};
  1.3298 +	return 0;
  1.3299 +	}
  1.3300 +
  1.3301 +void CTLowLevel::Normalize(TRgb& aColor)
  1.3302 +	{
  1.3303 +	return(Normalize(aColor,iDispMode));
  1.3304 +	}
  1.3305 +
  1.3306 +void CTLowLevel::Normalize(TRgb& aColor, TDisplayMode aDispMode)
  1.3307 +	{
  1.3308 +	switch (aDispMode)
  1.3309 +		{
  1.3310 +	case EGray2:
  1.3311 +		aColor = TRgb::Gray2(aColor.Gray2());
  1.3312 +		break;
  1.3313 +	case EGray4:
  1.3314 +		aColor = TRgb::Gray4(aColor.Gray4());
  1.3315 +		break;
  1.3316 +	case EGray16:
  1.3317 +		aColor = TRgb::Gray16(aColor.Gray16());
  1.3318 +		break;
  1.3319 +	case EGray256:
  1.3320 +		aColor = TRgb::Gray256(aColor.Gray256());
  1.3321 +		break;
  1.3322 +	case EColor16:
  1.3323 +		aColor = TRgb::Color16(aColor.Color16());
  1.3324 +		break;
  1.3325 +	case EColor256:
  1.3326 +		aColor = TRgb::Color256(aColor.Color256());
  1.3327 +		break;
  1.3328 +	case EColor4K:
  1.3329 +		aColor = TRgb::Color4K(aColor.Color4K());
  1.3330 +		break;
  1.3331 +	case EColor64K:
  1.3332 +		aColor = TRgb::Color64K(aColor.Color64K());
  1.3333 +		break;
  1.3334 +	case EColor16M:
  1.3335 +		aColor = TRgb::Color16M(aColor.Color16M());
  1.3336 +		break;
  1.3337 +	case EColor16MU:
  1.3338 +		aColor = TRgb::Color16MU(aColor.Color16MU());
  1.3339 +		break;
  1.3340 +	case EColor16MA:
  1.3341 +		aColor = TRgb::Color16MA(aColor.Color16MA());
  1.3342 +		break;
  1.3343 +	case EColor16MAP:
  1.3344 +		//do nothing, because TRGb is already unpremultiplied
  1.3345 +		break;
  1.3346 +	default:
  1.3347 +		break;
  1.3348 +		};
  1.3349 +	}
  1.3350 +
  1.3351 +void CTLowLevel::Normalize(TRgb& aColor,TRgb aDitherColors[4])
  1.3352 +	{
  1.3353 +	switch (iDispMode)
  1.3354 +		{
  1.3355 +	case EGray2:
  1.3356 +		FillArray(TRgb::Gray2(aColor.Gray2()),aDitherColors);
  1.3357 +		break;
  1.3358 +	case EGray4:
  1.3359 +		if (iUserDispMode == EGray2)
  1.3360 +			FillArray(TRgb::Gray2(aColor.Gray2()),aDitherColors);
  1.3361 +		else
  1.3362 +			{
  1.3363 +			TInt gray16 = aColor.Gray16();
  1.3364 +			aDitherColors[0] = TRgb::Gray4(ditherlutab[gray16][0]);
  1.3365 +			aDitherColors[1] = TRgb::Gray4(ditherlutab[gray16][1]);
  1.3366 +			aDitherColors[2] = TRgb::Gray4(ditherlutab[gray16][2]);
  1.3367 +			aDitherColors[3] = TRgb::Gray4(ditherlutab[gray16][3]);
  1.3368 +			}
  1.3369 +		break;
  1.3370 +	case EGray16:
  1.3371 +		if (iUserDispMode == EGray2)
  1.3372 +			FillArray(TRgb::Gray2(aColor.Gray2()),aDitherColors);
  1.3373 +		else if (iUserDispMode == EGray4)
  1.3374 +			{
  1.3375 +			TInt gray16 = aColor.Gray16();
  1.3376 +			aDitherColors[0] = TRgb::Gray4(ditherlutab[gray16][0]);
  1.3377 +			aDitherColors[1] = TRgb::Gray4(ditherlutab[gray16][1]);
  1.3378 +			aDitherColors[2] = TRgb::Gray4(ditherlutab[gray16][2]);
  1.3379 +			aDitherColors[3] = TRgb::Gray4(ditherlutab[gray16][3]);
  1.3380 +			}
  1.3381 +		else
  1.3382 +			FillArray(TRgb::Gray16(aColor.Gray16()),aDitherColors);
  1.3383 +		break;
  1.3384 +	case EGray256:
  1.3385 +		FillArray(TRgb::Gray256(aColor.Gray256()),aDitherColors);
  1.3386 +		break;
  1.3387 +	case EColor16:
  1.3388 +		FillArray(TRgb::Color16(aColor.Color16()),aDitherColors);
  1.3389 +		break;
  1.3390 +	case EColor256:
  1.3391 +		FillArray(TRgb::Color256(aColor.Color256()),aDitherColors);
  1.3392 +		break;
  1.3393 +	case EColor4K:
  1.3394 +		FillArray(TRgb::Color4K(aColor.Color4K()),aDitherColors);
  1.3395 +		break;
  1.3396 +	case EColor64K:
  1.3397 +		FillArray(TRgb::Color64K(aColor.Color64K()),aDitherColors);
  1.3398 +		break;
  1.3399 +	case EColor16M:
  1.3400 +	case EColor16MU:
  1.3401 +	case EColor16MA:
  1.3402 +	case EColor16MAP:
  1.3403 +		FillArray(aColor,aDitherColors);
  1.3404 +		break;
  1.3405 +	default:
  1.3406 +		break;
  1.3407 +		};
  1.3408 +	}
  1.3409 +
  1.3410 +void CTLowLevel::FillArray(TRgb aColor,TRgb aArray[4])
  1.3411 +	{
  1.3412 +	aArray[0] = aColor;
  1.3413 +	aArray[1] = aColor;
  1.3414 +	aArray[2] = aColor;
  1.3415 +	aArray[3] = aColor;
  1.3416 +	}
  1.3417 +
  1.3418 +
  1.3419 +void CTLowLevel::PostBlendShadow(TUint32 &aPmaColor)
  1.3420 +	{
  1.3421 +	//this function should only be called for PMA colours
  1.3422 +	const TInt alpha = aPmaColor >> 24;
  1.3423 +	TUint32 value = aPmaColor & 0x00ffffff;
  1.3424 +
  1.3425 +	if (iPostBlendShadow & CFbsDrawDevice::EFade)
  1.3426 +		{
  1.3427 +#if defined(SYMBIAN_USE_FAST_FADING)
  1.3428 +		TUint32 fast_fade_offset = ((SYMBIAN_USE_FAST_FADING & 0xff) * alpha) >>8;
  1.3429 +		fast_fade_offset = fast_fade_offset | (fast_fade_offset << 8) | (fast_fade_offset <<16);
  1.3430 +		value = ((value >> 1) & ~0x00808080) + (fast_fade_offset);
  1.3431 +		value = value | (((TUint32)alpha)<<24);
  1.3432 +#else
  1.3433 +	/*
  1.3434 +	here blackmap = 200,
  1.3435 +		 whitemap = 100
  1.3436 +	iFadeMapFactor = aWhiteMap - aBlackMap + 1;
  1.3437 +	iFadeMapOffset = aBlackMap;
  1.3438 +	*/
  1.3439 +
  1.3440 +		const TInt fadeMapOffset = ((alpha * 0x7f) >> 8) & 0xff;
  1.3441 +		const TInt wordFadeMapOffset = ((fadeMapOffset) << 16) | (fadeMapOffset);
  1.3442 +		const TInt rb = ((((value & 0x00ff00ff) * 0x7f) >> 8) + wordFadeMapOffset) & 0x00ff00ff;
  1.3443 +	  	const TInt g = ((((value & 0x0000ff00) * 0x7f) >> 16) + fadeMapOffset) << 8;
  1.3444 +		value = rb | g | (((TUint32)alpha)<<24);
  1.3445 +#endif
  1.3446 +		}
  1.3447 +
  1.3448 +	if (iPostBlendShadow & CFbsDrawDevice::EShadow)
  1.3449 +		{
  1.3450 +		TInt alpha = (aPmaColor>>24);
  1.3451 +		TInt red = (value>>16)&0xff;
  1.3452 +		TInt green = (value>>8)&0xff;
  1.3453 +		TInt blue = value &0xff;
  1.3454 +
  1.3455 +		TInt shadow= (alpha*0x40)>>8;
  1.3456 +		red = Max(0,red-shadow);
  1.3457 +		green = Max (0,green-shadow);
  1.3458 +		blue = Max (0,blue-shadow);
  1.3459 +		value = (((TUint32)alpha)<<24)|(((TUint32)red)<<16)|(((TUint32)green)<<8)|((TUint32)blue);
  1.3460 +		}
  1.3461 +	aPmaColor = value;
  1.3462 +	}
  1.3463 +
  1.3464 +void CTLowLevel::Shadow(TRgb& aColor,TInt aShadowMode)
  1.3465 +	{
  1.3466 +	if (aShadowMode & 2)
  1.3467 +		{
  1.3468 +		switch (iDrawDevice->DisplayMode())
  1.3469 +			{
  1.3470 +		case EGray2:
  1.3471 +			aColor = TRgb::Gray256(FadeGray(aColor.Gray2() * 255));
  1.3472 +			break;
  1.3473 +		case EGray4:
  1.3474 +		case EGray16:
  1.3475 +			aColor = TRgb::Gray256(FadeGray(aColor.Gray16() * 17));
  1.3476 +			break;
  1.3477 +		case EGray256:
  1.3478 +			aColor = TRgb::Gray256(FadeGray(aColor.Gray256()));
  1.3479 +			break;
  1.3480 +		case EColor16:
  1.3481 +			aColor = FadeRgb(TRgb::Color16(aColor.Color16()));
  1.3482 +			break;
  1.3483 +		case EColor256:
  1.3484 +			aColor = FadeRgb(TRgb::Color256(aColor.Color256()));
  1.3485 +			break;
  1.3486 +		case EColor4K:
  1.3487 +			aColor = FadeRgb(TRgb::Color4K(aColor.Color4K()));
  1.3488 +			break;
  1.3489 +		case EColor64K:
  1.3490 +			aColor = FadeRgb(TRgb::Color64K(aColor.Color64K()),KFastFading && iUseFastFade);
  1.3491 +			break;
  1.3492 +		case EColor16M:
  1.3493 +			aColor = FadeRgb(TRgb::Color16M(aColor.Color16M()));
  1.3494 +			break;
  1.3495 +		case EColor16MU:
  1.3496 +			aColor = FadeRgb(TRgb::Color16MU(aColor.Color16MU()),KFastFading && iUseFastFade);
  1.3497 +			break;
  1.3498 +		case EColor16MA:
  1.3499 +			aColor = FadeRgb(TRgb::Color16MA(aColor.Color16MA()),KFastFading && iUseFastFade);
  1.3500 +			break;
  1.3501 +		case EColor16MAP:
  1.3502 +			aColor = FadeRgb(TRgb::Color16MAP(aColor.Color16MAP()),KFastFading && iUseFastFade);
  1.3503 +			break;
  1.3504 +		default:
  1.3505 +			break;
  1.3506 +			};
  1.3507 +		}
  1.3508 +
  1.3509 +	if (aShadowMode & 1)
  1.3510 +		{
  1.3511 +		switch (iDrawDevice->DisplayMode())
  1.3512 +			{
  1.3513 +		case EGray2:
  1.3514 +			aColor = KRgbBlack;
  1.3515 +			break;
  1.3516 +		case EGray4:
  1.3517 +		case EGray16:
  1.3518 +			aColor = TRgb::Gray16(Max(0,aColor.Gray16()-5));
  1.3519 +			break;
  1.3520 +		case EGray256:
  1.3521 +			aColor = TRgb::Gray256(Max(0,aColor.Gray256()-85));
  1.3522 +			break;
  1.3523 +		case EColor16:
  1.3524 +			{
  1.3525 +			TInt color = aColor.Color16();
  1.3526 +			if (color == 15) color--;
  1.3527 +			else if (color == 14) color = 1;
  1.3528 +			else if (color > 7) color += 3;
  1.3529 +			else if (color > 4) color -= 3;
  1.3530 +			else color = 0;
  1.3531 +			aColor = TRgb::Color16(color);
  1.3532 +			}
  1.3533 +			break;
  1.3534 +		case EColor256:
  1.3535 +			{
  1.3536 +			aColor = TRgb::Color256(aColor.Color256());
  1.3537 +			TInt red = aColor.Red();
  1.3538 +			TInt green = aColor.Green();
  1.3539 +			TInt blue = aColor.Blue();
  1.3540 +			red = Max(0,red-0x33);
  1.3541 +			green = Max(0,green-0x33);
  1.3542 +			blue = Max(0,blue-0x33);
  1.3543 +			aColor = TRgb(red,green,blue);
  1.3544 +			}
  1.3545 +			break;
  1.3546 +		case EColor4K:
  1.3547 +			{
  1.3548 +			TInt color = aColor.Color4K();
  1.3549 +			TInt red = (color & 0xf00) >> 8;
  1.3550 +			TInt green = (color & 0x0f0) >> 4;
  1.3551 +			TInt blue = color & 0x00f;
  1.3552 +
  1.3553 +			red = Max(0,red-5);
  1.3554 +			green = Max(0,green-5);
  1.3555 +			blue = Max(0,blue-5);
  1.3556 +
  1.3557 +			aColor = TRgb::Color4K((red << 8) | (green << 4) | blue);
  1.3558 +			}
  1.3559 +			break;
  1.3560 +		case EColor64K:
  1.3561 +			{
  1.3562 +			TInt color = aColor.Color64K();
  1.3563 +			TInt red = (color & 0xf800) >> 11;
  1.3564 +			TInt green = (color & 0x07e0) >> 5;
  1.3565 +			TInt blue = color & 0x001f;
  1.3566 +
  1.3567 +			red = Max(0,red-8);
  1.3568 +			green = Max(0,green-16);
  1.3569 +			blue = Max(0,blue-8);
  1.3570 +
  1.3571 +			aColor = TRgb::Color64K((red << 11) | (green << 5) | blue);
  1.3572 +			}
  1.3573 +			break;
  1.3574 +		case EColor16M:
  1.3575 +		case EColor16MU:
  1.3576 +		case EColor16MA:
  1.3577 +		case EColor16MAP:
  1.3578 +			{
  1.3579 +			TInt red = aColor.Red();
  1.3580 +			TInt green = aColor.Green();
  1.3581 +			TInt blue = aColor.Blue();
  1.3582 +			red = Max(0,red-0x40);
  1.3583 +			green = Max(0,green-0x40);
  1.3584 +			blue = Max(0,blue-0x40);
  1.3585 +			aColor = TRgb(red,green,blue,aColor.Alpha());
  1.3586 +			}
  1.3587 +			break;
  1.3588 +		default:
  1.3589 +			break;
  1.3590 +			};
  1.3591 +		}
  1.3592 +	}
  1.3593 +
  1.3594 +void CTLowLevel::Blend(TUint8* aBuffer,TUint8* aBufferDest, TDisplayMode aDispMode)
  1.3595 +	{
  1.3596 +	TUint32* buffer = reinterpret_cast<TUint32*> (aBuffer);
  1.3597 +	TUint32* bufferDest = reinterpret_cast<TUint32*> (aBufferDest);
  1.3598 +	TInt mask = (*buffer & 0xff000000) >> 24;
  1.3599 +	TRgb rgbDest;
  1.3600 +
  1.3601 +	switch(aDispMode)
  1.3602 +		{
  1.3603 +	case EColor16MU:
  1.3604 +		{
  1.3605 +		// src + ((255 - mask) * dest) / 255
  1.3606 +		if(mask!=255)
  1.3607 +			{
  1.3608 +			rgbDest=TRgb::Color16MU(*bufferDest);
  1.3609 +			if(mask)
  1.3610 +				{
  1.3611 +				TRgb rgbSrc=TRgb::Color16MU(*buffer);
  1.3612 +				rgbDest.SetRed(rgbSrc.Red() + ((255 - mask) * rgbDest.Red()) / 255);
  1.3613 +				rgbDest.SetGreen(rgbSrc.Green() + ((255 - mask) * rgbDest.Green()) / 255);
  1.3614 +				rgbDest.SetBlue(rgbSrc.Blue() + ((255 - mask) * rgbDest.Blue()) / 255);
  1.3615 +				}
  1.3616 +			*buffer=rgbDest.Internal();
  1.3617 +			}
  1.3618 +		}
  1.3619 +		break;
  1.3620 +	case EColor16MA:
  1.3621 +		{
  1.3622 +		// (mask * src + (255 - mask) * dest) / 255
  1.3623 +		if(mask!=255)
  1.3624 +			{
  1.3625 +			rgbDest=TRgb::Color16MA(*bufferDest);
  1.3626 +			if(mask)
  1.3627 +				{
  1.3628 +				TRgb rgbSrc=TRgb::Color16MA(*buffer);
  1.3629 +				rgbDest.SetRed((mask * rgbSrc.Red() + (255 - mask) * rgbDest.Red()) / 255);
  1.3630 +				rgbDest.SetGreen((mask * rgbSrc.Green() + (255 - mask) * rgbDest.Green()) / 255);
  1.3631 +				rgbDest.SetBlue((mask * rgbSrc.Blue() + (255 - mask) * rgbDest.Blue()) / 255);
  1.3632 +				}
  1.3633 +			*buffer=rgbDest.Internal();
  1.3634 +			}
  1.3635 +		}
  1.3636 +		break;
  1.3637 +	case EColor16MAP:
  1.3638 +		{
  1.3639 +		/*
  1.3640 +		* Blend function uses the Porter Duff composition equation
  1.3641 +		* This blends two pixels with alphas:
  1.3642 +		* Ar  = As  + Ad * (1 - As) (Blended Alpha)
  1.3643 +		* Cr = Cs + Cd(1 - As) (Blended Colour)
  1.3644 +		* Cr = Cs + Cd(255-As)/255 : for alpha 0-255
  1.3645 +		* where Ar = alpha result
  1.3646 +		* where Cr = colour result
  1.3647 +		* where Cs = source colour
  1.3648 +		* where Cd = destination colour
  1.3649 +		* The function assumes that the mask buffer is the alpha value of the source pixel.
  1.3650 +		*/
  1.3651 +		if(mask!=255)
  1.3652 +			{
  1.3653 +			rgbDest=TRgb::Color16MA(*bufferDest);
  1.3654 +			if(mask)
  1.3655 +				{
  1.3656 +				TInt destAlpha = (*bufferDest & 0xff000000) >> 24;
  1.3657 +				TInt sourceAlpha = (*buffer & 0xff000000) >> 24;
  1.3658 +				TRgb rgbSrc;
  1.3659 +				rgbSrc.SetInternal(*buffer);
  1.3660 +				rgbDest.SetInternal(*bufferDest);
  1.3661 +				TInt resultAlpha = sourceAlpha +((255-sourceAlpha)*destAlpha)/255;
  1.3662 +				rgbDest.SetRed(rgbSrc.Red() + ((255 - sourceAlpha) * rgbDest.Red()) / 255);
  1.3663 +				rgbDest.SetGreen(rgbSrc.Green() + ((255 - sourceAlpha) * rgbDest.Green()) / 255);
  1.3664 +				rgbDest.SetBlue(rgbSrc.Blue() + ((255 - sourceAlpha) * rgbDest.Blue())/ 255);
  1.3665 +				rgbDest.SetAlpha(resultAlpha);
  1.3666 +				}
  1.3667 +			*buffer=rgbDest.Internal();
  1.3668 +			}
  1.3669 +		}
  1.3670 +		break;
  1.3671 +	default: break;
  1.3672 +		}
  1.3673 +	}
  1.3674 +
  1.3675 +void CTLowLevel::Shadow(TUint8* aBuffer,TInt aByteLength,TInt aShadowMode)
  1.3676 +	{
  1.3677 +	TUint8* buffer = aBuffer;
  1.3678 +	const TUint8* bufferLimit = aBuffer + aByteLength;
  1.3679 +
  1.3680 +	if (aShadowMode & 2)
  1.3681 +		{
  1.3682 +		switch (iDrawDevice->DisplayMode())
  1.3683 +			{
  1.3684 +		case EGray2:
  1.3685 +			while (buffer < bufferLimit)
  1.3686 +				*buffer++ = 0xff;
  1.3687 +			break;
  1.3688 +		case EGray4:
  1.3689 +			while (buffer < bufferLimit)
  1.3690 +				{
  1.3691 +				TInt first = FadeGray((buffer[0] & 0x03) * 85) >> 6;
  1.3692 +				TInt second = FadeGray(((buffer[0] >> 2) & 0x03) * 85) >> 6;
  1.3693 +				TInt third = FadeGray(((buffer[0] >> 4) & 0x03) * 85) >> 6;
  1.3694 +				TInt fourth = FadeGray(((buffer[0] >> 6) & 0x03) * 85) >> 6;
  1.3695 +				*buffer++ = TUint8(first | (second << 2) | (third << 4) | (fourth << 6));
  1.3696 +				}
  1.3697 +			break;
  1.3698 +		case EGray16:
  1.3699 +			while (buffer < bufferLimit)
  1.3700 +				{
  1.3701 +				TInt low = FadeGray((buffer[0] & 0x0f) * 17) >> 4;
  1.3702 +				TInt high = FadeGray((buffer[0] >> 4) * 17) >> 4;
  1.3703 +				*buffer++ = TUint8((high << 4) | low);
  1.3704 +				}
  1.3705 +			break;
  1.3706 +		case EGray256:
  1.3707 +			while (buffer < bufferLimit)
  1.3708 +				*buffer++ = FadeGray(*buffer);
  1.3709 +			break;
  1.3710 +		case EColor16:
  1.3711 +			while (buffer < bufferLimit)
  1.3712 +				{
  1.3713 +				TInt low = FadeRgb(TRgb::Color16(buffer[0] & 0x0f)).Color16();
  1.3714 +				TInt high = FadeRgb(TRgb::Color16(buffer[0] >> 4)).Color16();
  1.3715 +				*buffer++ = TUint8((high << 4) | low);
  1.3716 +				}
  1.3717 +			break;
  1.3718 +		case EColor256:
  1.3719 +			while (buffer < bufferLimit)
  1.3720 +				*buffer++ = TUint8(FadeRgb(TRgb::Color256(buffer[0])).Color256());
  1.3721 +			break;
  1.3722 +		case EColor4K:
  1.3723 +			while (buffer < bufferLimit)
  1.3724 +				{
  1.3725 +				TInt color4K = FadeRgb(TRgb::Color4K(buffer[0] | (buffer[1] << 8))).Color4K();
  1.3726 +				buffer[0] = TUint8(color4K);
  1.3727 +				buffer[1] = TUint8(color4K >> 8);
  1.3728 +				buffer += 2;
  1.3729 +				}
  1.3730 +			break;
  1.3731 +		case EColor64K:
  1.3732 +			while (buffer < bufferLimit)
  1.3733 +				{
  1.3734 +				TInt color64K = FadeRgb(TRgb::Color64K(buffer[0] | (buffer[1] << 8)),ETrue).Color64K();
  1.3735 +				buffer[0] = TUint8(color64K);
  1.3736 +				buffer[1] = TUint8(color64K >> 8);
  1.3737 +				buffer += 2;
  1.3738 +				}
  1.3739 +			break;
  1.3740 +		case EColor16M:
  1.3741 +			{
  1.3742 +			while (buffer < bufferLimit)
  1.3743 +				*buffer++ = FadeGray(buffer[0]);
  1.3744 +			}
  1.3745 +			break;
  1.3746 +		case EColor16MU:
  1.3747 +			{
  1.3748 +			TUint32* buffer32 = reinterpret_cast <TUint32*> (buffer);
  1.3749 +			TUint32* bufferLimit32 = buffer32 + aByteLength / 4;
  1.3750 +			while (buffer32 < bufferLimit32)
  1.3751 +				{
  1.3752 +				// scanline buffer for 16MU driver is pre-multiplied
  1.3753 +				TRgb color = FadeRgb(TRgb::Color16MAP(*buffer32),ETrue);
  1.3754 +				// avoid rounding errors with EDrawModeAND etc.
  1.3755 +				*buffer32++ = color.Alpha() == 255 ? color.Internal() : color.Color16MAP();
  1.3756 +				}
  1.3757 +			}
  1.3758 +			break;
  1.3759 +		case EColor16MA:
  1.3760 +			{
  1.3761 +			TUint32* buffer32 = reinterpret_cast <TUint32*> (buffer);
  1.3762 +			TUint32* bufferLimit32 = buffer32 + aByteLength / 4;
  1.3763 +			while (buffer32 < bufferLimit32)
  1.3764 +				{
  1.3765 +				TRgb color = FadeRgb(TRgb::Color16MA(*buffer32),ETrue);
  1.3766 +				*buffer32++ = color.Color16MA();
  1.3767 +				}
  1.3768 +			}
  1.3769 +			break;
  1.3770 +		case EColor16MAP:
  1.3771 +			{
  1.3772 +			TUint32* buffer32 = reinterpret_cast <TUint32*> (buffer);
  1.3773 +			TUint32* bufferLimit32 = buffer32 + aByteLength / 4;
  1.3774 +			while (buffer32 < bufferLimit32)
  1.3775 +				{
  1.3776 +				TRgb color = FadeRgb(TRgb::Color16MAP(*buffer32),ETrue);
  1.3777 +				*buffer32++ = color.Color16MAP();
  1.3778 +				}
  1.3779 +			}
  1.3780 +			break;
  1.3781 +		default:
  1.3782 +			break;
  1.3783 +			}
  1.3784 +		}
  1.3785 +
  1.3786 +	buffer = aBuffer;
  1.3787 +
  1.3788 +	if (aShadowMode & 1)
  1.3789 +		{
  1.3790 +		switch (iDrawDevice->DisplayMode())
  1.3791 +			{
  1.3792 +		case EGray2:
  1.3793 +			while (buffer < bufferLimit)
  1.3794 +				{
  1.3795 +				*buffer++ = 0;
  1.3796 +				}
  1.3797 +			break;
  1.3798 +		case EGray4:
  1.3799 +			while (buffer < bufferLimit)
  1.3800 +				{
  1.3801 +				TInt first = buffer[0] & 0x03;
  1.3802 +				TInt second = buffer[0] & 0x0c;
  1.3803 +				TInt third = buffer[0] & 0x30;
  1.3804 +				TInt fourth = buffer[0] & 0xc0;
  1.3805 +				first = Max(0,first-1);
  1.3806 +				second = Max(0,second-4);
  1.3807 +				third = Max(0,third-16);
  1.3808 +				fourth = Max(0,fourth-64);
  1.3809 +				*buffer++ = TUint8(fourth | third | second | first);
  1.3810 +				}
  1.3811 +			break;
  1.3812 +		case EGray16:
  1.3813 +			while (buffer < bufferLimit)
  1.3814 +				{
  1.3815 +				TInt low = buffer[0] & 0x0f;
  1.3816 +				TInt high = buffer[0] >> 4;
  1.3817 +				low = Max(0,low-5);
  1.3818 +				high = Max(0,high-5);
  1.3819 +				*buffer++ = TUint8((high << 4) | low);
  1.3820 +				}
  1.3821 +			break;
  1.3822 +		case EGray256:
  1.3823 +			while (buffer < bufferLimit)
  1.3824 +				{
  1.3825 +				buffer[0] = TUint8(Max(0,buffer[0]-85));
  1.3826 +				buffer++;
  1.3827 +				}
  1.3828 +			break;
  1.3829 +		case EColor16:
  1.3830 +			while (buffer < bufferLimit)
  1.3831 +				{
  1.3832 +				TInt low = buffer[0] & 0x0f;
  1.3833 +				TInt high = buffer[0] >> 4;
  1.3834 +				if (low == 15) low = 14;
  1.3835 +				else if (low == 14) low = 1;
  1.3836 +				else if (low >= 11) low = 0;
  1.3837 +				else if (low >= 8) low += 3;
  1.3838 +				else if (low >= 5) low -= 3;
  1.3839 +				else low = 0;
  1.3840 +				if (high == 15) high = 14;
  1.3841 +				else if (high == 14) high = 1;
  1.3842 +				else if (high >= 11) high = 0;
  1.3843 +				else if (high >= 8) high += 3;
  1.3844 +				else if (high >= 5) high -= 3;
  1.3845 +				else high = 0;
  1.3846 +				*buffer++ = TUint8((high << 4) | low);
  1.3847 +				}
  1.3848 +			break;
  1.3849 +		case EColor256:
  1.3850 +			while (buffer < bufferLimit)
  1.3851 +				{
  1.3852 +				TRgb color(TRgb::Color256(buffer[0]));
  1.3853 +				TInt red = color.Red();
  1.3854 +				TInt green = color.Green();
  1.3855 +				TInt blue = color.Blue();
  1.3856 +				red = Max(0,red-0x33);
  1.3857 +				green = Max(0,green-0x33);
  1.3858 +				blue = Max(0,blue-0x33);
  1.3859 +				*buffer++ = TUint8(TRgb(red,green,blue).Color256());
  1.3860 +				}
  1.3861 +			break;
  1.3862 +		case EColor4K:
  1.3863 +			while (buffer < bufferLimit)
  1.3864 +				{
  1.3865 +				TInt data = (buffer[1] << 8) | buffer[0];
  1.3866 +				TInt red = (data & 0xf00) >> 8;
  1.3867 +				TInt green = (data & 0x0f0) >> 4;
  1.3868 +				TInt blue = data & 0x00f;
  1.3869 +				red = Max(0,red-5);
  1.3870 +				green = Max(0,green-5);
  1.3871 +				blue = Max(0,blue-5);
  1.3872 +				data = (red << 8) | (green << 4) | blue;
  1.3873 +				buffer[0] = TUint8(data);
  1.3874 +				buffer[1] = TUint8(data >> 8);
  1.3875 +				buffer += 2;
  1.3876 +				}
  1.3877 +			break;
  1.3878 +		case EColor64K:
  1.3879 +			while (buffer < bufferLimit)
  1.3880 +				{
  1.3881 +				TInt data = (buffer[1] << 8) | buffer[0];
  1.3882 +				TInt red = (data & 0xf800) >> 11;
  1.3883 +				TInt green = (data & 0x07e0) >> 5;
  1.3884 +				TInt blue = data & 0x001f;
  1.3885 +				red = Max(0,red-8);
  1.3886 +				green = Max(0,green-16);
  1.3887 +				blue = Max(0,blue-8);
  1.3888 +				data = (red << 11) | (green << 5) | blue;
  1.3889 +				buffer[0] = TUint8(data);
  1.3890 +				buffer[1] = TUint8(data >> 8);
  1.3891 +				buffer += 2;
  1.3892 +				}
  1.3893 +			break;
  1.3894 +		case EColor16M:
  1.3895 +			while (buffer < bufferLimit)
  1.3896 +				{
  1.3897 +				buffer[0] = TUint8(Max(0,buffer[0]-0x40));
  1.3898 +				buffer++;
  1.3899 +				}
  1.3900 +			break;
  1.3901 +		case EColor16MU:
  1.3902 +			{
  1.3903 +			TUint32* buffer32 = reinterpret_cast <TUint32*> (buffer);
  1.3904 +			TUint32* bufferLimit32 = buffer32 + aByteLength / 4;
  1.3905 +			while (buffer32 < bufferLimit32)
  1.3906 +				{
  1.3907 +				// scanline buffer for 16MU driver is pre-multiplied
  1.3908 +				TRgb color = TRgb::Color16MAP(*buffer32);
  1.3909 +				color = TRgb(Max(0,color.Red()-0x40),Max(0,color.Green()-0x40),Max(0,color.Blue()-0x40), color.Alpha());
  1.3910 +				// avoid rounding errors with EDrawModeAND etc.
  1.3911 +				*buffer32++ = color.Alpha() == 255 ? color.Internal() : color.Color16MAP();
  1.3912 +				}
  1.3913 +			}
  1.3914 +			break;
  1.3915 +		case EColor16MA:
  1.3916 +			{
  1.3917 +			TUint32* buffer32 = reinterpret_cast <TUint32*> (buffer);
  1.3918 +			TUint32* bufferLimit32 = buffer32 + aByteLength / 4;
  1.3919 +			while (buffer32 < bufferLimit32)
  1.3920 +				{
  1.3921 +				TRgb color = TRgb::Color16MA(*buffer32);
  1.3922 +				color = TRgb(Max(0,color.Red()-0x40),Max(0,color.Green()-0x40),Max(0,color.Blue()-0x40), color.Alpha());
  1.3923 +				*buffer32++ = color.Color16MA();
  1.3924 +				}
  1.3925 +			}
  1.3926 +			break;
  1.3927 +		case EColor16MAP:
  1.3928 +			{
  1.3929 +			TUint32* buffer32 = reinterpret_cast <TUint32*> (buffer);
  1.3930 +			TUint32* bufferLimit32 = buffer32 + aByteLength / 4;
  1.3931 +			while (buffer32 < bufferLimit32)
  1.3932 +				{
  1.3933 +				TRgb color = TRgb::Color16MAP(*buffer32);
  1.3934 +				color = TRgb(Max(0,color.Red()-0x40),Max(0,color.Green()-0x40),Max(0,color.Blue()-0x40), color.Alpha());
  1.3935 +				*buffer32++ = color.Color16MAP();
  1.3936 +				}
  1.3937 +			}
  1.3938 +			break;
  1.3939 +		default:
  1.3940 +			break;
  1.3941 +			}
  1.3942 +		}
  1.3943 +	}
  1.3944 +
  1.3945 +TUint8 CTLowLevel::FadeGray(TInt aGray256)
  1.3946 +	{
  1.3947 +	return TUint8((aGray256 >> 1) + 128);
  1.3948 +	}
  1.3949 +
  1.3950 +/**
  1.3951 +A test code function for Fading colour values.
  1.3952 +@param aColor Colour value for which faded colour is needed.
  1.3953 +@param aFastFade Used to check whether Fast Fading method is required or not.
  1.3954 +		aFastFade flag should be true only when there is a corresponding Fast Fading
  1.3955 +		implementation in product code and the fading method uses the Fast Fading method.
  1.3956 +@return TRgb Faded colour value.
  1.3957 +*/
  1.3958 +TRgb CTLowLevel::FadeRgb(TRgb aColor, TBool aFastFade/*=EFalse*/)
  1.3959 +	{
  1.3960 +	if(aFastFade)
  1.3961 +		{
  1.3962 +#if defined(SYMBIAN_USE_FAST_FADING)
  1.3963 +		TUint32 value = ((aColor.Internal() >> 1) & ~0x00808080) + SYMBIAN_USE_FAST_FADING;
  1.3964 +		TInt alpha = aColor.Alpha();
  1.3965 +		return TRgb(value, alpha);
  1.3966 +#endif
  1.3967 +		}
  1.3968 +	TInt red = (aColor.Red() >> 1) + 128;
  1.3969 +	TInt green = (aColor.Green() >> 1) + 128;
  1.3970 +	TInt blue = (aColor.Blue() >> 1) + 128;
  1.3971 +	TInt alpha = aColor.Alpha();
  1.3972 +	return TRgb(red,green,blue,alpha);
  1.3973 +	}
  1.3974 +
  1.3975 +TColorConvertor& CTLowLevel::ColorConvertor(TDisplayMode aDisplayMode)
  1.3976 +	{
  1.3977 +	return *iColorConvertor[aDisplayMode];
  1.3978 +	}
  1.3979 +
  1.3980 +void CTLowLevel::Report()
  1.3981 +	{
  1.3982 +	INFO_PRINTF4(_L("Test %d: %d/%d"),iTestNo,iReportIteration,iTotalReportIterations);
  1.3983 +	if (iReportIteration < iTotalReportIterations)
  1.3984 +		iReportIteration++;
  1.3985 +	}
  1.3986 +
  1.3987 +inline TBool CTLowLevel::Check(TBool aValue)
  1.3988 +	{
  1.3989 +	if (iLastFailTestNo!=iIteration)
  1.3990 +		{
  1.3991 +		if (!aValue)
  1.3992 +			{
  1.3993 +			_LIT(KLog,"Test %d, iteration %d failed  iDispMode %d  iUserDispMode %d  iOrientation %d");
  1.3994 +			INFO_PRINTF6(KLog,iTestNo,iIteration,iDispMode,iUserDispMode,iOrientation);
  1.3995 +			iLastFailTestNo=iIteration;
  1.3996 +			}
  1.3997 +		TEST(aValue);
  1.3998 +		}
  1.3999 +	return !aValue;
  1.4000 +	}
  1.4001 +
  1.4002 +//-----------
  1.4003 +CTLowLevel1::CTLowLevel1(CTestStep* aStep):
  1.4004 +	CTLowLevel(aStep)
  1.4005 +	{
  1.4006 +	iOrientation = CFbsDrawDevice::EOrientationRotated180;
  1.4007 +	iOrientationEnd = CFbsDrawDevice::EOrientationRotated270;
  1.4008 +	}
  1.4009 +
  1.4010 +void CTLowLevel1::RunTestCaseL(TInt /*aCurTestCase*/)
  1.4011 +	{
  1.4012 +	if(iOrientation <= iOrientationEnd)
  1.4013 +		{
  1.4014 +		INFO_PRINTF2(_L("Screen device : %S"), &DisplayModeNames1[iCurScreenDeviceModeIndex]);
  1.4015 +		TDisplayMode display = TestDisplayMode1[iCurScreenDeviceModeIndex++];
  1.4016 +/**
  1.4017 +	@SYMTestCaseID GRAPHICS-SCREENDRIVER-0018
  1.4018 +*/
  1.4019 +		((CTLowLevelStep*)iStep)->SetTestStepID(_L("GRAPHICS-SCREENDRIVER-0018"));
  1.4020 +		TestScreenDrawL(display);
  1.4021 +		if(iCurScreenDeviceModeIndex >= KNumberDisplayModes1)
  1.4022 +			{
  1.4023 +			iCurScreenDeviceModeIndex = 0;
  1.4024 +			iOrientation ++;
  1.4025 +			}
  1.4026 +		((CTLowLevelStep*)iStep)->RecordTestResultL();
  1.4027 +		}
  1.4028 +	else
  1.4029 +		{
  1.4030 +		((CTLowLevelStep*)iStep)->CloseTMSGraphicsStep();
  1.4031 +		TestComplete();
  1.4032 +		}
  1.4033 +	}
  1.4034 +
  1.4035 +//--------------
  1.4036 +__CONSTRUCT_STEP__(LowLevel)
  1.4037 +
  1.4038 +__CONSTRUCT_STEP__(LowLevel1)