--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/javauis/lcdui_akn/lcdgd/src/lcdc64k.cpp Wed Sep 01 12:33:18 2010 +0100
@@ -0,0 +1,1235 @@
+/*
+* Copyright (c) 2005 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description:
+*
+*/
+
+#include <graphicsaccelerator.h>
+#include <ecom/implementationproxy.h>
+#include <j2me/jdebug.h>
+
+
+#include "lcdgd.hrh"
+#include "lcdgdrvif.h"
+#include "lcdgdrvutil.h"
+#include "lcdtransform.h"
+#include "lcdbitblt.h"
+#include "lcd16bpp.h"
+#include "collision.h"
+
+const TInt KColor64KRedBits = 5;
+const TInt KColor64KRedShift = 11;
+const TInt KColor64KRedMax = (1<<KColor64KRedBits)-1;
+
+const TInt KColor64KGreenBits = 6;
+const TInt KColor64KGreenShift = 5;
+const TInt KColor64KGreenMax = (1<<KColor64KGreenBits)-1;
+
+const TInt KColor64KBlueBits = 5;
+const TInt KColor64KBlueShift = 0;
+const TInt KColor64KBlueMax = (1<<KColor64KBlueBits)-1;
+
+#ifdef _DEBUG
+const TInt KColor64KRedMask = KColor64KRedMax<<KColor64KRedShift;
+const TInt KColor64KGreenMask = KColor64KGreenMax<<KColor64KGreenShift;
+const TInt KColor64KBlueMask = KColor64KBlueMax<<KColor64KBlueShift;
+#endif
+
+INLINE TInt Color64KRed(TInt aColor64K)
+{
+ TUint32 red = (aColor64K>>KColor64KRedShift) & KColor64KRedMax;
+
+ red = (red << 3) + (red >> 2);
+
+ ASSERT(red <= 255);
+
+ return red;
+}
+
+INLINE TInt Color64KGreen(TInt aColor64K)
+{
+ TUint32 green = (aColor64K>>KColor64KGreenShift) & KColor64KGreenMax;
+
+ green = (green << 2) + (green >> 4);
+
+ ASSERT(green <= 255);
+
+ return green;
+}
+
+INLINE TInt Color64KBlue(TInt aColor64K)
+{
+ TUint32 blue = (aColor64K>>KColor64KBlueShift) & KColor64KBlueMax;
+
+ blue = (blue << 3) + (blue >> 2);
+
+ ASSERT(blue <= 255);
+
+ return blue;
+}
+
+INLINE TUint16 Color64K(TInt aRed, TInt aGreen, TInt aBlue)
+{
+ TUint16 r = (aRed & 0xf8) << 8;
+ TUint16 g = (aGreen & 0xfc) << 3;
+ TUint16 b = (aBlue & 0xf8) >> 3;
+
+ ASSERT((r & (KColor64KGreenMask|KColor64KBlueMask)) == 0);
+ ASSERT((g & (KColor64KRedMask |KColor64KBlueMask)) == 0);
+ ASSERT((b & (KColor64KRedMask |KColor64KGreenMask)) == 0);
+
+ return (r | g | b);
+}
+
+INLINE TUint16 ARGB8888ToColor64K(TUint32 aPixel)
+{
+ return ((aPixel >> 8) & 0xf800)| // 5 // 23,16 -> 15,11
+ ((aPixel >> 5) & 0x07E0)| // 6 // 15,8 -> 10,5
+ ((aPixel >> 3) & 0x001F); // 5
+}
+
+LOCAL_C INLINE TUint32 Color64KForward(TUint32 aRGB)
+{
+ return ARGB8888ToColor64K(aRGB);
+}
+
+LOCAL_C INLINE TUint32 Color64KReverse(TUint32 aColor64K)
+{
+ return (Color64KRed(aColor64K)<<16)|(Color64KGreen(aColor64K)<<8)|(Color64KBlue(aColor64K));
+}
+
+LOCAL_C INLINE TUint32 Color64KQuantize(TUint32 aRGB)
+{
+ return Color64KReverse(Color64KForward(aRGB));
+}
+
+//
+// Renderers
+//
+#ifdef LCDGD_SUPPORT_ALPHA_BITMAP
+LOCAL_C void DrawImageColor64KAlphaToColor64K
+(
+ const TAcceleratedBitmapInfo* aDstColorBitmap,
+ const TAcceleratedBitmapInfo* /*aDstAlphaBitmap*/,
+ const TRect& aDstRect, // must be clipped to destination
+ const TAcceleratedBitmapInfo* aSrcColorBitmap,
+ const TAcceleratedBitmapInfo* aSrcAlphaBitmap, // alpha
+ const TLcdTransform& aTransform // includes anchor
+);
+LOCAL_C void DrawRegionColor64KAlphaToColor64K
+(
+ const TAcceleratedBitmapInfo* aDstColorBitmap,
+ const TAcceleratedBitmapInfo* aDstAlphaBitmap,
+ const TRect& aDstRect, // must be clipped to destination
+ const TAcceleratedBitmapInfo* aSrcColorBitmap,
+ const TAcceleratedBitmapInfo* aSrcAlphaBitmap, // ignored
+ const TLcdTransform& aTransform // includes anchor
+);
+#endif
+
+
+LOCAL_C void DrawRegionARGB8888AlphaToColor64K
+(
+ const TAcceleratedBitmapInfo* aDstColorBitmap,
+ const TAcceleratedBitmapInfo* aDstAlphaBitmap,
+ const TRect& aDstRect, // must be clipped to destination
+ const TAcceleratedBitmapInfo* aSrcColorBitmap, // ARGB8888
+ const TAcceleratedBitmapInfo* aSrcAlphaBitmap, // ignored
+ const TLcdTransform& aTransform // includes anchor
+);
+
+//
+// Blitters
+//
+
+LOCAL_C void BitBltColor64KToARGB8888
+(
+ const TAcceleratedBitmapInfo* aDstColorBitmap,
+ const TAcceleratedBitmapInfo* aDstAlphaBitmap,
+ const TRect& aDstRect,
+ const TAcceleratedBitmapInfo* aSrcColorBitmap,
+ const TAcceleratedBitmapInfo* aSrcAlphaBitmap,
+ const TLcdTransform& aTransform
+);
+
+LOCAL_C void BitBltARGB8888ToColor64K
+(
+ const TAcceleratedBitmapInfo* aDstColorBitmap,
+ const TAcceleratedBitmapInfo* aDstAlphaBitmap,
+ const TRect& aDstRect,
+ const TAcceleratedBitmapInfo* aSrcColorBitmap,
+ const TAcceleratedBitmapInfo* aSrcAlphaBitmap,
+ const TLcdTransform& aTransform
+);
+
+#ifdef LCDGD_SUPPORT_1BPP_MASK_BITMAP
+LOCAL_C void BitBltARGB8888ToColor64KGray2
+(
+ const TAcceleratedBitmapInfo* aDstColorBitmap,
+ const TAcceleratedBitmapInfo* aDstAlphaBitmap,
+ const TRect& aDstRect,
+ const TAcceleratedBitmapInfo* aSrcColorBitmap,
+ const TAcceleratedBitmapInfo* aSrcAlphaBitmap,
+ const TLcdTransform& aTransform
+);
+
+LOCAL_C void BitBltColor64KGray2ToARGB8888
+(
+ const TAcceleratedBitmapInfo* aDstColorBitmap,
+ const TAcceleratedBitmapInfo* aDstAlphaBitmap,
+ const TRect& aDstRect,
+ const TAcceleratedBitmapInfo* aSrcColorBitmap,
+ const TAcceleratedBitmapInfo* aSrcAlphaBitmap,
+ const TLcdTransform& aTransform
+);
+#endif
+
+#ifdef LCDGD_SUPPORT_MATCHED_MASK_BITMAP
+LOCAL_C void BitBltColor64KColor64KToARGB8888
+(
+ const TAcceleratedBitmapInfo* aDstColorBitmap,
+ const TAcceleratedBitmapInfo* aDstAlphaBitmap,
+ const TRect& aDstRect,
+ const TAcceleratedBitmapInfo* aSrcColorBitmap,
+ const TAcceleratedBitmapInfo* aSrcAlphaBitmap,
+ const TLcdTransform& aTransform
+);
+
+LOCAL_C void BitBltARGB8888ToColor64KColor64K
+(
+ const TAcceleratedBitmapInfo* aDstColorBitmap,
+ const TAcceleratedBitmapInfo* aDstAlphaBitmap,
+ const TRect& aDstRect,
+ const TAcceleratedBitmapInfo* aSrcColorBitmap,
+ const TAcceleratedBitmapInfo* aSrcAlphaBitmap,
+ const TLcdTransform& aTransform
+);
+#endif
+
+#ifdef LCDGD_SUPPORT_ALPHA_BITMAP
+LOCAL_C void BitBltColor64KGray256ToARGB8888
+(
+ const TAcceleratedBitmapInfo* aDstColorBitmap,
+ const TAcceleratedBitmapInfo* aDstAlphaBitmap,
+ const TRect& aDstRect,
+ const TAcceleratedBitmapInfo* aSrcColorBitmap,
+ const TAcceleratedBitmapInfo* aSrcAlphaBitmap,
+ const TLcdTransform& aTransform
+);
+LOCAL_C void BitBltARGB8888ToColor64KGray256
+(
+ const TAcceleratedBitmapInfo* aDstColorBitmap,
+ const TAcceleratedBitmapInfo* aDstAlphaBitmap,
+ const TRect& aDstRect,
+ const TAcceleratedBitmapInfo* aSrcColorBitmap,
+ const TAcceleratedBitmapInfo* aSrcAlphaBitmap,
+ const TLcdTransform& aTransform
+);
+#endif
+
+//
+// Supported image types.
+//
+#define COLOR64K_OPAQUE IMAGE_TYPE(EColor64K,ENone,ETransparencyNone)
+#define COLOR64K_MASK_1BPP IMAGE_TYPE(EColor64K,EGray2,ETransparencyMaskBitmap)
+#define COLOR64K_MASK_MATCHED IMAGE_TYPE(EColor64K,EColor64K,ETransparencyMaskBitmap)
+#define COLOR64K_ALPHA IMAGE_TYPE(EColor64K,EGray256,ETransparencyAlphaBitmap)
+
+//
+// General transforming blitters.
+//
+const TImageRenderer ImageRendererArray[] =
+{
+ //
+ // SrcOver
+ //
+ /* target, source, transform mask, function */
+#ifdef LCDGD_SUPPORT_ALPHA_BITMAP
+ RENDER_ENTRY(COLOR64K_OPAQUE, COLOR64K_ALPHA, KTransSimpleMask, DrawImageColor64KAlphaToColor64K),
+ RENDER_ENTRY(COLOR64K_OPAQUE, COLOR64K_ALPHA, KTransAllMask, DrawRegionColor64KAlphaToColor64K),
+#endif
+ RENDER_ENTRY(COLOR64K_OPAQUE, COLOR64K_OPAQUE, KTransSimpleMask, BitBltSixteenBppSimple),
+ RENDER_ENTRY(COLOR64K_OPAQUE, COLOR64K_OPAQUE, KTransAllMask, BitBltSixteenBpp),
+#ifdef LCDGD_SUPPORT_1BPP_MASK_BITMAP
+ RENDER_ENTRY(COLOR64K_OPAQUE, COLOR64K_MASK_1BPP, KTransNoneMask, DrawImage16Bpp1BppTo16BppOpaque),
+ RENDER_ENTRY(COLOR64K_OPAQUE, COLOR64K_MASK_1BPP, KTransAllMask, DrawRegion16Bpp1BppTo16BppOpaque),
+#endif
+#ifdef LCDGD_SUPPORT_MATCHED_MASK_BITMAP
+ RENDER_ENTRY(COLOR64K_OPAQUE, COLOR64K_MASK_MATCHED, KTransAllMask, DrawRegion16Bpp16BppTo16BppOpaque),
+#endif
+ RENDER_ENTRY(COLOR64K_OPAQUE, JAVA_OPAQUE_IMAGE, KTransAllMask, BitBltARGB8888ToColor64K),
+ RENDER_ENTRY(COLOR64K_OPAQUE, JAVA_ALPHA_IMAGE, KTransAllMask, DrawRegionARGB8888AlphaToColor64K),
+
+ //
+ // SrcCopy
+ //
+ /* target, source, function */
+ SIMPLE_BLITTER_ENTRY(COLOR64K_OPAQUE, COLOR64K_OPAQUE, BitBltSixteenBppSimple),
+ BLITTER_ENTRY(COLOR64K_OPAQUE, COLOR64K_OPAQUE, BitBltSixteenBpp),
+ BLITTER_ENTRY(JAVA_ALPHA_IMAGE, COLOR64K_OPAQUE, BitBltColor64KToARGB8888),
+ BLITTER_ENTRY(COLOR64K_OPAQUE, JAVA_OPAQUE_IMAGE, BitBltARGB8888ToColor64K),
+ BLITTER_ENTRY(JAVA_OPAQUE_IMAGE, COLOR64K_OPAQUE, BitBltColor64KToARGB8888),
+#ifdef LCDGD_SUPPORT_1BPP_MASK_BITMAP
+ BLITTER_ENTRY(COLOR64K_MASK_1BPP, JAVA_ALPHA_IMAGE, BitBltARGB8888ToColor64KGray2),
+ BLITTER_ENTRY(JAVA_ALPHA_IMAGE, COLOR64K_MASK_1BPP, BitBltColor64KGray2ToARGB8888),
+ BLITTER_ENTRY(COLOR64K_MASK_1BPP, COLOR64K_MASK_1BPP, BitBltSixteenBppOneBpp),
+#endif
+#ifdef LCDGD_SUPPORT_MATCHED_MASK_BITMAP
+ BLITTER_ENTRY(COLOR64K_MASK_MATCHED, JAVA_ALPHA_IMAGE, BitBltARGB8888ToColor64KColor64K),
+ BLITTER_ENTRY(JAVA_ALPHA_IMAGE, COLOR64K_MASK_MATCHED, BitBltColor64KColor64KToARGB8888),
+ BLITTER_ENTRY(COLOR64K_MASK_MATCHED, COLOR64K_MASK_MATCHED, BitBltSixteenBppSixteenBpp),
+#endif
+#ifdef LCDGD_SUPPORT_ALPHA_BITMAP
+ BLITTER_ENTRY(COLOR64K_ALPHA, JAVA_ALPHA_IMAGE, BitBltARGB8888ToColor64KGray256),
+ BLITTER_ENTRY(JAVA_ALPHA_IMAGE, COLOR64K_ALPHA, BitBltColor64KGray256ToARGB8888),
+ BLITTER_ENTRY(COLOR64K_ALPHA, COLOR64K_ALPHA, BitBltSixteenBppEightBpp),
+#endif
+};
+const TInt ImageRendererCount = sizeof(ImageRendererArray)/sizeof(ImageRendererArray[0]);
+
+const TCollisionDetector CollisionDetectorArray[] =
+{
+//
+// Supported collision detectors.
+//
+ COLLISION_DETECTOR_ENTRY(ENoneBit,ETransparencyNoneBit, EGray2Bit,ETransparencyMaskBitmapBit, DetectCollisionGray2Gray2),
+ COLLISION_DETECTOR_ENTRY(EGray2Bit,ETransparencyMaskBitmapBit, ENoneBit,ETransparencyNoneBit, DetectCollisionGray2Gray2),
+ COLLISION_DETECTOR_ENTRY(EGray2Bit,ETransparencyMaskBitmapBit, EGray2Bit,ETransparencyMaskBitmapBit, DetectCollisionGray2Gray2),
+
+#ifdef LCDGD_SUPPORT_ALPHA_BITMAP
+ COLLISION_DETECTOR_ENTRY(ENoneBit,ETransparencyNoneBit, EGray256Bit,ETransparencyAlphaBitmapBit, DetectCollisionGray256Gray256),
+ COLLISION_DETECTOR_ENTRY(EGray2Bit,ETransparencyMaskBitmapBit, EGray256Bit,ETransparencyAlphaBitmapBit, DetectCollisionGray2Gray256),
+ COLLISION_DETECTOR_ENTRY(EGray256Bit,ETransparencyAlphaBitmapBit, EGray2Bit,ETransparencyMaskBitmapBit, DetectCollisionGray256Gray2),
+ COLLISION_DETECTOR_ENTRY(EGray256Bit,ETransparencyAlphaBitmapBit, ENoneBit,ETransparencyNoneBit, DetectCollisionGray256Gray256),
+ COLLISION_DETECTOR_ENTRY(EGray256Bit,ETransparencyAlphaBitmapBit, EGray256Bit,ETransparencyAlphaBitmapBit, DetectCollisionGray256Gray256),
+#endif
+
+#ifdef LCDGD_SUPPORT_MATCHED_MASK_BITMAP
+ COLLISION_DETECTOR_ENTRY(KGenericModesMask,KGenericTransMask, KGenericModesMask,KGenericTransMask, GenericDetectCollision),
+#endif
+
+};
+const TInt CollisionDetectorCount = sizeof(CollisionDetectorArray)/sizeof(CollisionDetectorArray[0]);
+
+const TColorMap ColorMapArray[] =
+{
+ { EColor64K, Color64KForward, Color64KReverse, Color64KQuantize }
+};
+const TInt ColorMapCount = sizeof(ColorMapArray)/sizeof(ColorMapArray[0]);
+
+
+const TDrawFunctions DrawFunctionsArray[] =
+{
+ {
+ EColor64K,
+ CLcdGraphicsDevice::ECapFillTriangle,
+ NULL, // drawLine
+ NULL, // drawRect
+ NULL, // fillRect
+ NULL, // drawArc
+ NULL, // fillArc
+ &FillTriangle16Bpp,
+ NULL // drawText
+ }
+};
+const TInt DrawFunctionsCount = sizeof(DrawFunctionsArray)/sizeof(DrawFunctionsArray[0]);
+
+//
+// Build number of this DLL.
+//
+const TInt KVersionBuild = 0;
+
+_LIT(KProviderSymbianSoftwareLtd, "Symbian Software Ltd");
+
+LOCAL_C CLcdGraphicsDriverImpl* CreateColor64KDriverL();
+
+//
+// Could support more than one implementation
+//
+const TImplementationProxy ImplementationTable[] =
+{
+ IMPLEMENTATION_PROXY_ENTRY(LCDGD_COLOR64K_IMPLEMENTATION_UID, CreateColor64KDriverL)
+};
+
+EXPORT_C const TImplementationProxy* ImplementationGroupProxy(TInt& aTableCount)
+{
+ aTableCount = sizeof(ImplementationTable) / sizeof(TImplementationProxy);
+ return ImplementationTable;
+}
+
+CLcdGraphicsDriverImpl* CreateColor64KDriverL()
+{
+ CLcdGraphicsDriver::TDriverInfo driverInfo;
+
+ driverInfo.iVersion = TVersion(KLcdImgVersionMajor, KLcdImgVersionMinor, KVersionBuild);
+ driverInfo.iProvider = KProviderSymbianSoftwareLtd;
+ driverInfo.iTransparencyCaps = CAP_1BPP_MASK_BITMAP|CAP_MATCHED_MASK_BITMAP|CAP_ALPHA_BITMAP;
+ driverInfo.iARGB8888Mode = EColorARGB8888;
+ driverInfo.iDisplayMode = EColor64K;
+
+ return new(ELeave) CLcdGraphicsDriverImpl
+ (
+ driverInfo,
+ ImageRendererArray,
+ ImageRendererCount,
+ ColorMapArray,
+ ColorMapCount,
+ CollisionDetectorArray,
+ CollisionDetectorCount,
+ DrawFunctionsArray,
+ DrawFunctionsCount
+ );
+}
+
+// ***********************************************************
+// Render (SrcOver) routines
+// ***********************************************************
+
+#ifdef LCDGD_SUPPORT_ALPHA_BITMAP
+LOCAL_C void BlitLineColor64KAlphaToColor64KNoTrans
+(
+ TUint8* aDstAddress,
+ TInt aWidth,
+ TUint8* aColorAddress,
+ TInt DEBUG_ONLY(aColorPixelPitch),
+ TUint8* aAlphaAddress,
+ TInt DEBUG_ONLY(aAlphaPixelPitch)
+)
+{
+ ASSERT(aColorPixelPitch == sizeof(TUint16));
+ ASSERT(aAlphaPixelPitch == sizeof(TUint8));
+
+ TUint16* dst = (TUint16*)aDstAddress;
+ TUint16* end = dst + aWidth;
+
+ TUint16* colorAddr = (TUint16*)aColorAddress;
+ TUint8* alphaAddr = aAlphaAddress;
+
+ while (dst < end)
+ {
+ TUint alpha = *alphaAddr++;
+ if (alpha == 0xFF)
+ {
+ *dst = *colorAddr;
+ }
+ else
+ {
+ if (alpha)
+ {
+ TUint16 dstColor = *dst;
+ TUint16 srcColor = *(TUint16*)colorAddr;
+
+ alpha = (alpha << 8) | alpha;
+
+ TUint32 dr = Blend16(alpha, Color64KRed(srcColor), Color64KRed(dstColor));
+ TUint32 dg = Blend16(alpha, Color64KGreen(srcColor), Color64KGreen(dstColor));
+ TUint32 db = Blend16(alpha, Color64KBlue(srcColor), Color64KBlue(dstColor));
+
+ ASSERT(dr <= 255);
+ ASSERT(dg <= 255);
+ ASSERT(db <= 255);
+
+ // map back to Color64K
+ *dst = Color64K(dr, dg, db);
+ }
+ }
+ dst++;
+ colorAddr++;
+ }
+}
+
+LOCAL_C void DrawImageColor64KAlphaToColor64K
+(
+ const TAcceleratedBitmapInfo* aDstColorBitmap,
+ const TAcceleratedBitmapInfo* /*aDstAlphaBitmap*/,
+ const TRect& aDstRect, // must be clipped to destination
+ const TAcceleratedBitmapInfo* aSrcColorBitmap,
+ const TAcceleratedBitmapInfo* aSrcAlphaBitmap, // alpha
+ const TLcdTransform& aTransform // includes anchor
+)
+{
+ ASSERT(aDstColorBitmap->iDisplayMode == EColor64K);
+ ASSERT(aSrcColorBitmap->iDisplayMode == EColor64K);
+ ASSERT(aSrcAlphaBitmap->iDisplayMode == EGray256);
+
+ GenericMaskBlit(aDstColorBitmap, aDstRect, aSrcColorBitmap, aTransform,
+ aSrcAlphaBitmap, ETrue, BlitLineColor64KAlphaToColor64KNoTrans);
+}
+
+LOCAL_C void BlitLineColor64KAlphaToColor64K
+(
+ TUint8* aDstAddress,
+ TInt aWidth,
+ TUint8* aColorAddress,
+ TInt aColorPixelPitch,
+ TUint8* aAlphaAddress,
+ TInt aAlphaPixelPitch
+)
+{
+ TUint16* dst = (TUint16*)(aDstAddress);
+ TUint16* end = dst + aWidth;
+
+ TUint8* colorAddr = aColorAddress;
+ TUint8* alphaAddr = aAlphaAddress;
+
+ while (dst < end)
+ {
+ TUint alpha = *alphaAddr;
+ if (alpha == 0xFF)
+ {
+ *dst = *(TUint16*)colorAddr;
+ }
+ else
+ {
+ if (alpha)
+ {
+ TUint16 dstColor = *dst;
+ TUint16 srcColor = *(TUint16*)colorAddr;
+
+ alpha = (alpha << 8) | alpha;
+
+ TUint32 dr = Blend16(alpha, Color64KRed(srcColor), Color64KRed(dstColor));
+ TUint32 dg = Blend16(alpha, Color64KGreen(srcColor), Color64KGreen(dstColor));
+ TUint32 db = Blend16(alpha, Color64KBlue(srcColor), Color64KBlue(dstColor));
+
+ ASSERT(dr <= 255);
+ ASSERT(dg <= 255);
+ ASSERT(db <= 255);
+
+ // map back to Color64K
+ *dst = Color64K(dr, dg, db);
+ }
+ }
+
+ // Advance to next pixel in the line in each bitmap.
+ ++dst; // TUint16* so adds two to the address.
+ colorAddr += aColorPixelPitch;
+ alphaAddr += aAlphaPixelPitch;
+ }
+}
+
+LOCAL_C void DrawRegionColor64KAlphaToColor64K
+(
+ const TAcceleratedBitmapInfo* aDstColorBitmap,
+ const TAcceleratedBitmapInfo* /*aDstAlphaBitmap*/,
+ const TRect& aDstRect, // must be clipped to destination
+ const TAcceleratedBitmapInfo* aSrcColorBitmap,
+ const TAcceleratedBitmapInfo* aSrcAlphaBitmap, // alpha
+ const TLcdTransform& aTransform // includes anchor
+)
+{
+ ASSERT(aDstColorBitmap->iDisplayMode == EColor64K);
+ ASSERT(aSrcColorBitmap->iDisplayMode == EColor64K);
+ ASSERT(aSrcAlphaBitmap->iDisplayMode == EGray256);
+
+ GenericMaskBlit(aDstColorBitmap, aDstRect, aSrcColorBitmap, aTransform,
+ aSrcAlphaBitmap, ETrue, BlitLineColor64KAlphaToColor64K);
+}
+#endif
+
+
+LOCAL_C void BlitLineARGB8888AlphaToColor64K
+(
+ TUint8* aDstAddress,
+ TInt aWidth,
+ TUint8* aColorAddress,
+ TInt aColorPixelPitch
+)
+{
+ TUint16* dst = (TUint16*)(aDstAddress);
+ TUint16* end = dst + aWidth;
+
+ TUint8* colorAddr = aColorAddress;
+
+ while (dst < end)
+ {
+ TUint32 argb = *(TUint32*)colorAddr;
+ TInt alpha = argb>>24;
+ if (alpha == 0xFF)
+ {
+ // Trivial case: opaque
+ *dst = ARGB8888ToColor64K(argb);
+ }
+ else
+ {
+ // Check for the other trivial case: clear
+ if (alpha)
+ {
+ TUint16 dstColor = *dst;
+
+ alpha = (alpha << 8) | alpha;
+
+ TUint32 dr = Blend16(alpha, ((argb>>16)&0xff), Color64KRed(dstColor));
+ TUint32 dg = Blend16(alpha, ((argb>>8)&0xff), Color64KGreen(dstColor));
+ TUint32 db = Blend16(alpha, (argb&0xff), Color64KBlue(dstColor));
+
+ ASSERT(dr <= 255);
+ ASSERT(dg <= 255);
+ ASSERT(db <= 255);
+
+ *dst = Color64K(dr, dg, db);
+ }
+ }
+ dst++;
+ colorAddr += aColorPixelPitch;
+ }
+}
+
+LOCAL_C void DrawRegionARGB8888AlphaToColor64K
+(
+ const TAcceleratedBitmapInfo* aDstColorBitmap, //
+ const TAcceleratedBitmapInfo* /*aDstAlphaBitmap*/,
+ const TRect& aDstRect, // must be clipped to destination
+ const TAcceleratedBitmapInfo* aSrcColorBitmap, // ARGB8888
+ const TAcceleratedBitmapInfo* /*aSrcAlphaBitmap*/, // ignored
+ const TLcdTransform& aTransform // includes anchor
+)
+{
+ ASSERT(aDstColorBitmap->iDisplayMode == EColor64K);
+ ASSERT(aSrcColorBitmap->iDisplayMode == EColorARGB8888);
+
+ GenericBlit(aDstColorBitmap, aDstRect, aSrcColorBitmap, aTransform,
+ BlitLineARGB8888AlphaToColor64K);
+}
+
+// ***********************************************************
+// Blitter (SrcCopy) functions.
+// ***********************************************************
+
+LOCAL_C void BlitLineColor64KToARGB8888
+(
+ TUint8* aDstAddress,
+ TInt aWidth,
+ TUint8* aColorAddress,
+ TInt aColorPixelPitch
+)
+{
+ TUint32* dst = (TUint32*)(aDstAddress);
+ TUint32* end = dst + aWidth;
+
+ TUint8* colorAddr = aColorAddress;
+
+ while (dst < end)
+ {
+ *dst++ = Color64KReverse(*(TUint16*)colorAddr) | 0xFF000000;
+ colorAddr += aColorPixelPitch;
+ }
+}
+
+//
+// Color64K -> ARGB8888
+//
+LOCAL_C void BitBltColor64KToARGB8888
+(
+ const TAcceleratedBitmapInfo* aDstColorBitmap, // ARGB32 array
+ const TAcceleratedBitmapInfo* /*aDstAlphaBitmap*/, // NULL
+ const TRect& aDstRect,
+ const TAcceleratedBitmapInfo* aSrcColorBitmap,
+ const TAcceleratedBitmapInfo* /*aSrcAlphaBitmap*/, // NULL
+ const TLcdTransform& aTransform
+)
+{
+ ASSERT(aDstColorBitmap);
+ ASSERT(aSrcColorBitmap);
+
+ ASSERT(aDstColorBitmap->iAddress != NULL);
+ ASSERT(aSrcColorBitmap->iAddress != NULL);
+
+ ASSERT(aDstColorBitmap->iDisplayMode == EColorARGB8888);
+ ASSERT(aSrcColorBitmap->iDisplayMode == EColor64K);
+
+ GenericBlit(aDstColorBitmap, aDstRect, aSrcColorBitmap, aTransform,
+ BlitLineColor64KToARGB8888);
+}
+
+LOCAL_C void BlitLineARGB8888OpaqueToColor64K
+(
+ TUint8* aDstAddress,
+ TInt aWidth,
+ TUint8* aColorAddress,
+ TInt aColorPixelPitch
+)
+{
+ TUint16* dst = (TUint16*)(aDstAddress);
+ TUint16* end = dst + aWidth;
+
+ TUint8* colorAddr = aColorAddress;
+
+ while (dst < end)
+ {
+ *dst++ = ARGB8888ToColor64K(*(TUint32*)colorAddr);
+ colorAddr += aColorPixelPitch;
+ }
+}
+
+//
+// ARGB8888 -> Color64K
+//
+LOCAL_C void BitBltARGB8888ToColor64K
+(
+ const TAcceleratedBitmapInfo* aDstColorBitmap,
+ const TAcceleratedBitmapInfo* /*aDstAlphaBitmap*/,
+ const TRect& aDstRect,
+ const TAcceleratedBitmapInfo* aSrcColorBitmap,
+ const TAcceleratedBitmapInfo* /*aSrcAlphaBitmap*/,
+ const TLcdTransform& aTransform
+)
+{
+ ASSERT(aDstColorBitmap);
+ ASSERT(aSrcColorBitmap);
+ ASSERT(aDstColorBitmap->iAddress != NULL);
+ ASSERT(aSrcColorBitmap->iAddress != NULL);
+
+ ASSERT(aDstColorBitmap->iDisplayMode == EColor64K);
+ ASSERT(aSrcColorBitmap->iDisplayMode == EColorARGB8888);
+
+ GenericBlit(aDstColorBitmap, aDstRect, aSrcColorBitmap, aTransform,
+ BlitLineARGB8888OpaqueToColor64K);
+}
+
+#ifdef LCDGD_SUPPORT_1BPP_MASK_BITMAP
+//
+// Color64K, Gray2 -> ARGB8888
+//
+// Very slow. Would be better to iterate over source rectangle as this
+// would allow multi-pixel mask reads. Alternatively just implemement
+// the simple no-transform or vert reflection only case.
+//
+LOCAL_C void BitBltColor64KGray2ToARGB8888
+(
+ const TAcceleratedBitmapInfo* aDstColorBitmap, // ARGB32 array
+ const TAcceleratedBitmapInfo* /*aDstAlphaBitmap*/,
+ const TRect& aDstRect,
+ const TAcceleratedBitmapInfo* aSrcColorBitmap,
+ const TAcceleratedBitmapInfo* aSrcAlphaBitmap,
+ const TLcdTransform& aTransform
+)
+{
+ ASSERT(aDstColorBitmap);
+ ASSERT(aSrcColorBitmap);
+ ASSERT(aSrcAlphaBitmap);
+ ASSERT(aDstColorBitmap->iAddress != NULL);
+ ASSERT(aSrcColorBitmap->iAddress != NULL);
+ ASSERT(aSrcAlphaBitmap->iAddress != NULL);
+ ASSERT(aDstColorBitmap->iDisplayMode == EColorARGB8888);
+ ASSERT(aSrcColorBitmap->iDisplayMode == EColor64K);
+ ASSERT(aSrcAlphaBitmap->iDisplayMode == EGray2);
+
+ TPoint srcPoint = aTransform(aDstRect.iTl);
+
+ TInt dudx = aTransform.iDuDx;
+ TInt dudy = aTransform.iDuDy;
+ TInt dvdx = aTransform.iDvDx;
+ TInt dvdy = aTransform.iDvDy;
+ TInt u0 = srcPoint.iX;
+ TInt v0 = srcPoint.iY;
+ TInt u = u0;
+ TInt v = v0;
+
+ TUint8* dstAddress = aDstColorBitmap->iAddress;
+ TUint8* srcAddress = aSrcColorBitmap->iAddress;
+ TUint8* mskAddress = aSrcAlphaBitmap->iAddress;
+
+ TInt dstLinePitch = aDstColorBitmap->iLinePitch;
+ TInt srcLinePitch = aSrcColorBitmap->iLinePitch;
+ TInt mskLinePitch = aSrcAlphaBitmap->iLinePitch;
+
+#ifdef _DEBUG
+ const TSize srcSize = aSrcColorBitmap->iSize;
+ const TUint8* srcBeg = srcAddress;
+ const TUint8* srcEnd = srcAddress + srcLinePitch*(srcSize.iHeight - 1) + (srcSize.iWidth-1)*sizeof(TUint16);
+
+ const TUint8* mskBeg = mskAddress;
+ const TUint8* mskEnd = mskAddress + mskLinePitch*(srcSize.iHeight - 1) + ((srcSize.iWidth-1)>>3);
+
+ const TSize dstSize = aDstColorBitmap->iSize;
+ const TUint32* dstBeg = (TUint32*)dstAddress;
+ const TUint32* dstEnd = (TUint32*)(dstAddress + dstLinePitch*(dstSize.iHeight - 1) + (dstSize.iWidth-1)*sizeof(TUint32));
+#endif
+
+ dstAddress += dstLinePitch*aDstRect.iTl.iY;
+ dstAddress += aDstRect.iTl.iX*sizeof(TUint32);
+
+ TInt height = aDstRect.Height();
+ TInt width = aDstRect.Width();
+ for (; height>0; --height)
+ {
+ TUint32* dst = (TUint32*)dstAddress;
+ TUint32* end = dst + width;
+
+ u=u0;
+ v=v0;
+ while (dst < end)
+ {
+ TUint8* src = srcAddress + v*srcLinePitch + u*sizeof(TUint16);
+ TUint8* msk = mskAddress + v*mskLinePitch + (u>>3);
+
+#ifdef _DEBUG
+ ASSERT(srcBeg <= src && src <= srcEnd);
+ ASSERT(mskBeg <= msk && msk <= mskEnd);
+ ASSERT(dstBeg <= dst && dst <= dstEnd);
+#endif
+
+ TUint16 spix = *(TUint16*)src;
+ TUint8 smsk = *msk;
+ TUint32 dpix = (smsk & 1<<(u&0x7))?0xff000000:0;
+
+ dpix |= Color64KRed(spix) << 16;
+ dpix |= Color64KGreen(spix) << 8;
+ dpix |= Color64KBlue(spix);
+ *dst++ = dpix;
+ u+=dudx;
+ v+=dvdx;
+ }
+ u0+=dudy;
+ v0+=dvdy;
+ dstAddress += dstLinePitch;
+ }
+}
+
+//
+// ARGB8888 -> Color64K, Gray2
+//
+LOCAL_C void BitBltARGB8888ToColor64KGray2
+(
+ const TAcceleratedBitmapInfo* aDstColorBitmap,
+ const TAcceleratedBitmapInfo* aDstAlphaBitmap,
+ const TRect& aDstRect,
+ const TAcceleratedBitmapInfo* aSrcColorBitmap,
+ const TAcceleratedBitmapInfo* /*aSrcAlphaBitmap*/,
+ const TLcdTransform& aTransform
+)
+{
+ ASSERT(aDstColorBitmap);
+ ASSERT(aDstAlphaBitmap);
+ ASSERT(aSrcColorBitmap);
+
+ ASSERT(aDstColorBitmap->iAddress != NULL);
+ ASSERT(aDstAlphaBitmap->iAddress != NULL);
+ ASSERT(aSrcColorBitmap->iAddress != NULL);
+
+ ASSERT(aDstColorBitmap->iDisplayMode == EColor64K);
+ ASSERT(aDstAlphaBitmap->iDisplayMode == EGray2);
+ ASSERT(aSrcColorBitmap->iDisplayMode == EColorARGB8888);
+
+ TPoint srcPoint = aTransform(aDstRect.iTl);
+
+ TInt dudx = aTransform.iDuDx;
+ TInt dudy = aTransform.iDuDy;
+ TInt dvdx = aTransform.iDvDx;
+ TInt dvdy = aTransform.iDvDy;
+ TInt u0 = srcPoint.iX;
+ TInt v0 = srcPoint.iY;
+ TInt u = u0;
+ TInt v = v0;
+
+ TUint8* srcAddress = aSrcColorBitmap->iAddress;
+ TUint8* dstAddress = aDstColorBitmap->iAddress;
+ TUint8* mskAddress = aDstAlphaBitmap->iAddress;
+
+ TInt srcLinePitch = aSrcColorBitmap->iLinePitch;
+ TInt dstLinePitch = aDstColorBitmap->iLinePitch;
+ TInt mskLinePitch = aDstAlphaBitmap->iLinePitch;
+
+#ifdef _DEBUG
+ const TSize srcSize = aSrcColorBitmap->iSize;
+ const TUint32* srcBeg = (TUint32*)srcAddress;
+ const TUint32* srcEnd = (TUint32*)(srcAddress + srcLinePitch*(srcSize.iHeight - 1) + (srcSize.iWidth-1)*sizeof(TUint32));
+
+ const TSize dstSize = aDstColorBitmap->iSize;
+ const TUint16* dstBeg = (TUint16*)dstAddress;
+ const TUint16* dstEnd = (TUint16*)(dstAddress + dstLinePitch*(dstSize.iHeight - 1) + (dstSize.iWidth-1)*sizeof(TUint16));
+
+ const TSize mskSize = aDstAlphaBitmap->iSize;
+ const TUint8* mskBeg = mskAddress;
+ const TUint8* mskEnd = mskAddress + mskLinePitch*(mskSize.iHeight-1) + ((mskSize.iWidth-1)>>3);
+#endif
+
+
+ dstAddress += dstLinePitch*aDstRect.iTl.iY;
+ dstAddress += aDstRect.iTl.iX*sizeof(TUint16);
+
+ mskAddress += mskLinePitch*aDstRect.iTl.iY;
+ mskAddress += (aDstRect.iTl.iX>>3);
+
+ TInt height = aDstRect.Height();
+ TInt width = aDstRect.Width();
+
+ const TInt x0 = aDstRect.iTl.iX;
+ const TInt x1 = Min((aDstRect.iTl.iX | 0x7)+1, aDstRect.iBr.iX);
+ const TInt x2 = (aDstRect.iBr.iX & ~0x7);
+ const TInt x3 = aDstRect.iBr.iX;
+
+ for (; height>0; --height)
+ {
+ TUint16* dst = (TUint16*)dstAddress;
+ TUint8* msk = mskAddress;
+
+#ifdef _DEBUG
+ ASSERT(mskBeg <= msk && msk <= mskEnd);
+ ASSERT(dstBeg <= dst && dst <= dstEnd);
+#endif
+
+ TInt x;
+
+ u=u0;
+ v=v0;
+
+ //
+ // Leading mask byte
+ //
+ for (x = x0; x<x1; x++)
+ {
+ TUint32* src = (TUint32*)(srcAddress + v*srcLinePitch + u*sizeof(TUint32));
+
+#ifdef _DEBUG
+ ASSERT(srcBeg <= src && src <= srcEnd);
+ ASSERT(mskBeg <= msk && msk <= mskEnd);
+ ASSERT(dstBeg <= dst && dst <= dstEnd);
+#endif
+
+ TUint32 pixel = *src;
+ TUint8 alpha = pixel>>24;
+
+ TInt xBit = (1<<(x&0x7));
+ if (alpha == 0xff)
+ {
+ *msk |= xBit;
+ }
+ else
+ {
+ *msk &= ~xBit;
+ }
+
+ *dst++ = ARGB8888ToColor64K(pixel);
+ u+=dudx;
+ v+=dvdx;
+ }
+ ++msk;
+
+ //
+ // Middle section
+ //
+ for (ASSERT(x==x1); x<x2; x+=8)
+ {
+ TUint8 mask = 0;
+
+ TUint16* end = dst + 8;
+ TInt mbit = 1;
+ while (dst < end)
+ {
+ TUint32* src = (TUint32*)(srcAddress + v*srcLinePitch + u*sizeof(TUint32));
+
+#ifdef _DEBUG
+ ASSERT(srcBeg <= src && src <= srcEnd);
+ ASSERT(dstBeg <= dst && dst <= dstEnd);
+#endif
+
+ TUint32 pixel = *src;
+ if ((pixel >> 24)==0xff)
+ {
+ mask |= mbit;
+ }
+ *dst++ = ARGB8888ToColor64K(pixel);
+ mbit <<= 1;
+ u+=dudx;
+ v+=dvdx;
+ }
+
+ ASSERT(mskBeg <= msk && msk <= mskEnd);
+
+ *msk++ = mask;
+ }
+
+ //
+ // Trailing mask byte
+ //
+ for (ASSERT((x>=x2)&&(x<=x3)); x<x3; x++)
+ {
+ TUint32* src = (TUint32*)(srcAddress + v*srcLinePitch + u*sizeof(TUint32));
+
+#ifdef _DEBUG
+ ASSERT(srcBeg <= src && src <= srcEnd);
+ ASSERT(dstBeg <= dst && dst <= dstEnd);
+ ASSERT(mskBeg <= msk && msk <= mskEnd);
+#endif
+
+ TUint32 pixel = *src;
+ TUint8 alpha = pixel>>24;
+
+ TInt xBit = (1<<(x&0x7));
+ if (alpha == 0xff)
+ {
+ *msk |= xBit;
+ }
+ else
+ {
+ *msk &= ~xBit;
+ }
+
+ *dst++ = ARGB8888ToColor64K(pixel);
+ u+=dudx;
+ v+=dvdx;
+ }
+
+ u0+=dudy;
+ v0+=dvdy;
+ dstAddress += dstLinePitch;
+ mskAddress += mskLinePitch;
+ }
+}
+#endif
+
+#ifdef LCDGD_SUPPORT_MATCHED_MASK_BITMAP
+LOCAL_C void BlitLineColor64KColor64KToARGB8888
+(
+ TUint8* aDstAddress,
+ TInt aWidth,
+ TUint8* aColorAddress,
+ TInt aColorPixelPitch,
+ TUint8* aMaskAddress,
+ TInt aMaskPixelPitch
+)
+{
+ TUint32* dst = (TUint32*)(aDstAddress);
+ TUint32* end = dst + aWidth;
+
+ TUint8* colorAddr = aColorAddress;
+ TUint8* maskAddr = aMaskAddress;
+
+ while (dst < end)
+ {
+ TUint16 smsk = *(TUint16*)maskAddr;
+ TUint16 spix = *(TUint16*)colorAddr;
+
+ TUint32 dpix = (smsk << 24); // bottom 8 bits of smsk should all be 1 if opaque
+ ASSERT((smsk == 0) || (smsk == 0xffff));
+ dpix |= Color64KRed(spix) << 16;
+ dpix |= Color64KGreen(spix) << 8;
+ dpix |= Color64KBlue(spix);
+ *dst++ = dpix;
+
+ // Advance to next pixel in the line in each bitmap.
+ colorAddr += aColorPixelPitch;
+ maskAddr += aMaskPixelPitch;
+ }
+}
+
+//
+//
+//
+LOCAL_C void BitBltColor64KColor64KToARGB8888
+(
+ const TAcceleratedBitmapInfo* aDstColorBitmap, // ARGB32 array
+ const TAcceleratedBitmapInfo* /*aDstAlphaBitmap*/,
+ const TRect& aDstRect,
+ const TAcceleratedBitmapInfo* aSrcColorBitmap,
+ const TAcceleratedBitmapInfo* aSrcAlphaBitmap,
+ const TLcdTransform& aTransform
+)
+{
+ ASSERT(aDstColorBitmap);
+ ASSERT(aSrcColorBitmap);
+ ASSERT(aSrcAlphaBitmap);
+ ASSERT(aDstColorBitmap->iAddress != NULL);
+ ASSERT(aSrcColorBitmap->iAddress != NULL);
+ ASSERT(aSrcAlphaBitmap->iAddress != NULL);
+ ASSERT(aDstColorBitmap->iDisplayMode == EColorARGB8888);
+ ASSERT(aSrcColorBitmap->iDisplayMode == EColor64K);
+ ASSERT(aSrcAlphaBitmap->iDisplayMode == EColor64K);
+
+ GenericMaskBlit(aDstColorBitmap, aDstRect, aSrcColorBitmap, aTransform,
+ aSrcAlphaBitmap, ETrue, BlitLineColor64KColor64KToARGB8888);
+}
+
+LOCAL_C void BlitLineARGB8888ToColor64KColor64K
+(
+ TUint8* aDstAddress,
+ TInt aWidth,
+ TUint8* aColorAddress,
+ TInt aColorPixelPitch,
+ TUint8* aMaskAddress,
+ TInt aMaskPixelPitch
+)
+{
+ TUint16* dst = (TUint16*)(aDstAddress);
+ TUint16* end = dst + aWidth;
+
+ TUint8* colorAddr = aColorAddress;
+ TUint16* maskAddr = aMaskAddress;
+
+ ASSERT(aMaskPixelPitch == sizeof(TUint16));
+ UNUSED(aMaskPixelPitch); // ASSERT is the only use otherwise.
+
+ while (dst < end)
+ {
+ TUint32 pixel = *(TUint32*)colorAddr;
+ *dst++ = (TUint16)ARGB8888ToColor64K(pixel);
+ *maskAddr++ = (TUint16)(((pixel >> 24) == 0xff) ? -1 : 0);
+
+ // Advance to next pixel in the line in each bitmap.
+ colorAddr += aColorPixelPitch;
+ }
+}
+
+//
+//
+//
+LOCAL_C void BitBltARGB8888ToColor64KColor64K
+(
+ const TAcceleratedBitmapInfo* aDstColorBitmap,
+ const TAcceleratedBitmapInfo* aDstAlphaBitmap,
+ const TRect& aDstRect,
+ const TAcceleratedBitmapInfo* aSrcColorBitmap,
+ const TAcceleratedBitmapInfo* /*aSrcAlphaBitmap*/,
+ const TLcdTransform& aTransform
+)
+{
+ ASSERT(aDstColorBitmap);
+ ASSERT(aDstAlphaBitmap);
+ ASSERT(aSrcColorBitmap);
+
+ ASSERT(aDstColorBitmap->iAddress != NULL);
+ ASSERT(aDstAlphaBitmap->iAddress != NULL);
+ ASSERT(aSrcColorBitmap->iAddress != NULL);
+
+ ASSERT(aDstColorBitmap->iDisplayMode == EColor64K);
+ ASSERT(aDstAlphaBitmap->iDisplayMode == EColor64K);
+ ASSERT(aSrcColorBitmap->iDisplayMode == EColorARGB8888);
+
+ GenericMaskBlit(aDstColorBitmap, aDstRect, aSrcColorBitmap, aTransform,
+ aDstAlphaBitmap, EFalse, BlitLineARGB8888ToColor64KColor64K);
+}
+#endif
+
+#ifdef LCDGD_SUPPORT_ALPHA_BITMAP
+LOCAL_C void BlitLineColor64KGray256ToARGB8888
+(
+ TUint8* aDstAddress,
+ TInt aWidth,
+ TUint8* aColorAddress,
+ TInt aColorPixelPitch,
+ TUint8* aMaskAddress,
+ TInt aMaskPixelPitch
+)
+{
+ TUint32* dst = (TUint32*)(aDstAddress);
+ TUint32* end = dst + aWidth;
+
+ TUint8* colorAddr = aColorAddress;
+ TUint8* maskAddr = aMaskAddress;
+
+ while (dst < end)
+ {
+ TUint16 spix = *(TUint16*)colorAddr;
+ TUint32 dpix = *maskAddr << 24;
+
+ dpix |= Color64KRed(spix) << 16;
+ dpix |= Color64KGreen(spix) << 8;
+ dpix |= Color64KBlue(spix);
+ *dst++ = dpix;
+
+ // Advance to next pixel in the line in each bitmap.
+ colorAddr += aColorPixelPitch;
+ maskAddr += aMaskPixelPitch;
+ }
+}
+
+//
+// Color64K, Gray256 -> ARGB8888
+//
+LOCAL_C void BitBltColor64KGray256ToARGB8888
+(
+ const TAcceleratedBitmapInfo* aDstColorBitmap, // ARGB32 array
+ const TAcceleratedBitmapInfo* /*aDstAlphaBitmap*/,
+ const TRect& aDstRect,
+ const TAcceleratedBitmapInfo* aSrcColorBitmap,
+ const TAcceleratedBitmapInfo* aSrcAlphaBitmap,
+ const TLcdTransform& aTransform
+)
+{
+ ASSERT(aDstColorBitmap);
+ ASSERT(aSrcColorBitmap);
+ ASSERT(aSrcAlphaBitmap);
+ ASSERT(aDstColorBitmap->iAddress != NULL);
+ ASSERT(aSrcColorBitmap->iAddress != NULL);
+ ASSERT(aSrcAlphaBitmap->iAddress != NULL);
+ ASSERT(aDstColorBitmap->iDisplayMode == EColorARGB8888);
+ ASSERT(aSrcColorBitmap->iDisplayMode == EColor64K);
+ ASSERT(aSrcAlphaBitmap->iDisplayMode == EGray256);
+
+ GenericMaskBlit(aDstColorBitmap, aDstRect, aSrcColorBitmap, aTransform,
+ aSrcAlphaBitmap, ETrue, BlitLineColor64KGray256ToARGB8888);
+}
+
+LOCAL_C void BlitLineARGB8888ToColor64KGray256
+(
+ TUint8* aDstAddress,
+ TInt aWidth,
+ TUint8* aColorAddress,
+ TInt aColorPixelPitch,
+ TUint8* aMaskAddress,
+ TInt aMaskPixelPitch
+)
+{
+ TUint16* dst = (TUint16*)(aDstAddress);
+ TUint16* end = dst + aWidth;
+
+ TUint8* colorAddr = aColorAddress;
+ TUint8* maskAddr = aMaskAddress;
+
+ ASSERT(aMaskPixelPitch == sizeof(TUint8));
+ UNUSED(aMaskPixelPitch); // ASSERT is the only use otherwise.
+
+ while (dst < end)
+ {
+ TUint32 pixel = *(TUint32*)colorAddr;
+ *dst++ = (TUint16)ARGB8888ToColor64K(pixel);
+ *maskAddr++ = pixel >> 24;
+
+ // Advance to next pixel in the line in each bitmap.
+ colorAddr += aColorPixelPitch;
+ }
+}
+
+//
+// ARGB8888 -> Color64K, Gray256
+//
+LOCAL_C void BitBltARGB8888ToColor64KGray256
+(
+ const TAcceleratedBitmapInfo* aDstColorBitmap,
+ const TAcceleratedBitmapInfo* aDstAlphaBitmap,
+ const TRect& aDstRect,
+ const TAcceleratedBitmapInfo* aSrcColorBitmap,
+ const TAcceleratedBitmapInfo* /*aSrcAlphaBitmap*/,
+ const TLcdTransform& aTransform
+)
+{
+ ASSERT(aDstColorBitmap);
+ ASSERT(aDstAlphaBitmap);
+ ASSERT(aSrcColorBitmap);
+
+ ASSERT(aDstColorBitmap->iAddress != NULL);
+ ASSERT(aDstAlphaBitmap->iAddress != NULL);
+ ASSERT(aSrcColorBitmap->iAddress != NULL);
+
+ ASSERT(aDstColorBitmap->iDisplayMode == EColor64K);
+ ASSERT(aDstAlphaBitmap->iDisplayMode == EGray256);
+ ASSERT(aSrcColorBitmap->iDisplayMode == EColorARGB8888);
+
+ GenericMaskBlit(aDstColorBitmap, aDstRect, aSrcColorBitmap, aTransform,
+ aDstAlphaBitmap, EFalse, BlitLineARGB8888ToColor64KGray256);
+}
+#endif
+