SkOpEdgeBuilder Class Reference

#include <SkOpEdgeBuilder.h>

Public Member Functions
	SkOpEdgeBuilder (const SkPathWriter &path, SkOpContourHead *contours2, SkOpGlobalState *globalState)
	SkOpEdgeBuilder (const SkPath &path, SkOpContourHead *contours2, SkOpGlobalState *globalState)
void	addOperand (const SkPath &path)
void	complete ()
bool	finish ()
const SkOpContour *	head () const
void	init ()
bool	unparseable () const
SkPathOpsMask	xorMask () const

Detailed Description

Definition at line 21 of file SkOpEdgeBuilder.h.

Constructor & Destructor Documentation

SkOpEdgeBuilder() [1/2]

SkOpEdgeBuilder::SkOpEdgeBuilder ( const SkPathWriter &  path, SkOpContourHead *  contours2, SkOpGlobalState *  globalState  )

inline

Definition at line 23 of file SkOpEdgeBuilder.h.

        : fGlobalState(globalState)
        , fPath(path.nativePath())
        , fContourBuilder(contours2)
        , fContoursHead(contours2)
        , fAllowOpenContours(true) {
        init();
    }

SkOpEdgeBuilder() [2/2]

SkOpEdgeBuilder::SkOpEdgeBuilder ( const SkPath &  path, SkOpContourHead *  contours2, SkOpGlobalState *  globalState  )

inline

Definition at line 33 of file SkOpEdgeBuilder.h.

        : fGlobalState(globalState)
        , fPath(&path)
        , fContourBuilder(contours2)
        , fContoursHead(contours2)
        , fAllowOpenContours(false) {
        init();
    }

Member Function Documentation

addOperand()

void SkOpEdgeBuilder::addOperand

(

const SkPath &

path

)

Definition at line 53 of file SkOpEdgeBuilder.cpp.

                                                   {
    SkASSERT(!fPathVerbs.empty() && fPathVerbs.back() == SkPath::kDone_Verb);
    fPathVerbs.pop_back();
    fPath = &path;
    fXorMask[1] = ((int)fPath->getFillType() & 1) ? kEvenOdd_PathOpsMask
            : kWinding_PathOpsMask;
    preFetch();
}

complete()

void SkOpEdgeBuilder::complete ( )

inline

Definition at line 44 of file SkOpEdgeBuilder.h.

                    {
        fContourBuilder.flush();
        SkOpContour* contour = fContourBuilder.contour();
        if (contour && contour->count()) {
            contour->complete();
            fContourBuilder.setContour(nullptr);
        }
    }

finish()

bool SkOpEdgeBuilder::finish

(

)

Definition at line 62 of file SkOpEdgeBuilder.cpp.

                             {
    fOperand = false;
    if (fUnparseable || !walk()) {
        return false;
    }
    complete();
    SkOpContour* contour = fContourBuilder.contour();
    if (contour && !contour->count()) {
        fContoursHead->remove(contour);
    }
    return true;
}

head()

const SkOpContour * SkOpEdgeBuilder::head ( ) const

inline

Definition at line 55 of file SkOpEdgeBuilder.h.

                                    {
        return fContoursHead;
    }

init()

void SkOpEdgeBuilder::init

(

)

Definition at line 23 of file SkOpEdgeBuilder.cpp.

                           {
    fOperand = false;
    fXorMask[0] = fXorMask[1] = ((int)fPath->getFillType() & 1) ? kEvenOdd_PathOpsMask
            : kWinding_PathOpsMask;
    fUnparseable = false;
    fSecondHalf = preFetch();
}

unparseable()

bool SkOpEdgeBuilder::unparseable ( ) const

inline

Definition at line 60 of file SkOpEdgeBuilder.h.

{ return fUnparseable; }

xorMask()

SkPathOpsMask SkOpEdgeBuilder::xorMask ( ) const

inline

Definition at line 61 of file SkOpEdgeBuilder.h.

{ return fXorMask[fOperand]; }

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

• third_party/skia/src/pathops/SkOpEdgeBuilder.h
• third_party/skia/src/pathops/SkOpEdgeBuilder.cpp