SkARGB32_Opaque_Blitter Class Reference

#include <SkCoreBlitters.h>

Inheritance diagram for SkARGB32_Opaque_Blitter:

Public Member Functions
	SkARGB32_Opaque_Blitter (const SkPixmap &device, const SkPaint &paint)
void	blitMask (const SkMask &, const SkIRect &) override
void	blitAntiH2 (int x, int y, U8CPU a0, U8CPU a1) override
void	blitAntiV2 (int x, int y, U8CPU a0, U8CPU a1) override
Public Member Functions inherited from SkARGB32_Blitter
	SkARGB32_Blitter (const SkPixmap &device, const SkPaint &paint)
void	blitH (int x, int y, int width) override
	Blit a horizontal run of one or more pixels. More...
void	blitAntiH (int x, int y, const SkAlpha antialias[], const int16_t runs[]) override
void	blitV (int x, int y, int height, SkAlpha alpha) override
	Blit a vertical run of pixels with a constant alpha value. More...
void	blitRect (int x, int y, int width, int height) override
	Blit a solid rectangle one or more pixels wide. More...
void	blitMask (const SkMask &, const SkIRect &) override
void	blitAntiH2 (int x, int y, U8CPU a0, U8CPU a1) override
void	blitAntiV2 (int x, int y, U8CPU a0, U8CPU a1) override
Public Member Functions inherited from SkRasterBlitter
	SkRasterBlitter (const SkPixmap &device)
Public Member Functions inherited from SkBlitter
virtual	~SkBlitter ()
virtual void	blitH (int x, int y, int width)=0
	Blit a horizontal run of one or more pixels. More...
virtual void	blitAntiH (int x, int y, const SkAlpha antialias[], const int16_t runs[])=0
virtual void	blitV (int x, int y, int height, SkAlpha alpha)
	Blit a vertical run of pixels with a constant alpha value. More...
virtual void	blitRect (int x, int y, int width, int height)
	Blit a solid rectangle one or more pixels wide. More...
virtual void	blitAntiRect (int x, int y, int width, int height, SkAlpha leftAlpha, SkAlpha rightAlpha)
void	blitFatAntiRect (const SkRect &rect)
virtual void	blitMask (const SkMask &, const SkIRect &clip)
virtual void	blitAntiH2 (int x, int y, U8CPU a0, U8CPU a1)
virtual void	blitAntiV2 (int x, int y, U8CPU a0, U8CPU a1)
virtual bool	isNullBlitter () const
virtual int	requestRowsPreserved () const
virtual void *	allocBlitMemory (size_t sz)
void	blitRectRegion (const SkIRect &rect, const SkRegion &clip)
void	blitRegion (const SkRegion &clip)

Additional Inherited Members
Static Public Member Functions inherited from SkBlitter
static bool	UseLegacyBlitter (const SkPixmap &, const SkPaint &, const SkMatrix &)
static SkBlitter *	Choose (const SkPixmap &dst, const SkMatrix &ctm, const SkPaint &paint, SkArenaAlloc *, bool drawCoverage, sk_sp< SkShader > clipShader, const SkSurfaceProps &props)
static SkBlitter *	ChooseSprite (const SkPixmap &dst, const SkPaint &, const SkPixmap &src, int left, int top, SkArenaAlloc *, sk_sp< SkShader > clipShader)
Protected Attributes inherited from SkARGB32_Blitter
SkColor	fColor
SkPMColor	fPMColor
Protected Attributes inherited from SkRasterBlitter
const SkPixmap	fDevice
Protected Attributes inherited from SkBlitter
SkAutoMalloc	fBlitMemory

Detailed Description

Definition at line 90 of file SkCoreBlitters.h.

Constructor & Destructor Documentation

SkARGB32_Opaque_Blitter()

SkARGB32_Opaque_Blitter::SkARGB32_Opaque_Blitter ( const SkPixmap &  device, const SkPaint &  paint  )

inline

Definition at line 92 of file SkCoreBlitters.h.

        : INHERITED(device, paint) { SkASSERT(paint.getAlpha() == 0xFF); }

Member Function Documentation

blitAntiH2()

void SkARGB32_Opaque_Blitter::blitAntiH2 ( int  x, int  y, U8CPU  a0, U8CPU  a1  )

overridevirtual

Reimplemented from SkARGB32_Blitter.

Reimplemented in SkARGB32_Black_Blitter.

Definition at line 1603 of file SkBlitter_ARGB32.cpp.

                                                                         {
    uint32_t* device = fDevice.writable_addr32(x, y);
    SkDEBUGCODE((void)fDevice.writable_addr32(x + 1, y);)
 
    device[0] = SkFastFourByteInterp(fPMColor, device[0], a0);
    device[1] = SkFastFourByteInterp(fPMColor, device[1], a1);
}

blitAntiV2()

void SkARGB32_Opaque_Blitter::blitAntiV2 ( int  x, int  y, U8CPU  a0, U8CPU  a1  )

overridevirtual

Reimplemented from SkARGB32_Blitter.

Reimplemented in SkARGB32_Black_Blitter.

Definition at line 1611 of file SkBlitter_ARGB32.cpp.

                                                                         {
    uint32_t* device = fDevice.writable_addr32(x, y);
    SkDEBUGCODE((void)fDevice.writable_addr32(x, y + 1);)
 
    device[0] = SkFastFourByteInterp(fPMColor, device[0], a0);
    device = (uint32_t*)((char*)device + fDevice.rowBytes());
    device[0] = SkFastFourByteInterp(fPMColor, device[0], a1);
}

blitMask()

void SkARGB32_Opaque_Blitter::blitMask ( const SkMask &  mask, const SkIRect &  clip  )

overridevirtual

Blit a pattern of pixels defined by a rectangle-clipped mask; typically used for text.

Reimplemented from SkARGB32_Blitter.

Definition at line 1583 of file SkBlitter_ARGB32.cpp.

                                                            {
    SkASSERT(mask.fBounds.contains(clip));
 
    if (blit_color(fDevice, mask, clip, fColor)) {
        return;
    }
 
    switch (mask.fFormat) {
        case SkMask::kBW_Format:
            SkARGB32_BlitBW(fDevice, mask, clip, fPMColor);
            break;
        case SkMask::kARGB32_Format:
            SkARGB32_Blit32(fDevice, mask, clip, fPMColor);
            break;
        default:
            SK_ABORT("Mask format not handled.");
    }
}

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The documentation for this class was generated from the following files:

• third_party/skia/src/core/SkCoreBlitters.h
• third_party/skia/src/core/SkBlitter_ARGB32.cpp