SkOpSegment.cpp File Reference

#include "src/pathops/SkOpSegment.h"
#include "include/private/base/SkTDArray.h"
#include "include/private/base/SkTemplates.h"
#include "src/core/SkPointPriv.h"
#include "src/pathops/SkIntersections.h"
#include "src/pathops/SkOpCoincidence.h"
#include "src/pathops/SkOpContour.h"
#include "src/pathops/SkPathOpsLine.h"
#include "src/pathops/SkPathWriter.h"
#include <algorithm>
#include <cfloat>

Go to the source code of this file.

Macros
#define	F   (false)
#define	T   (true)

Functions
static SkOpSegment *	set_last (SkOpSpanBase **last, SkOpSpanBase *endSpan)

Variables
static const bool	gUnaryActiveEdge [2][2]
static const bool	gActiveEdge [kXOR_SkPathOp+1][2][2][2][2]

Macro Definition Documentation

F

#define F   (false)

Definition at line 31 of file SkOpSegment.cpp.

T

#define T   (true)

Definition at line 32 of file SkOpSegment.cpp.

Function Documentation

set_last()

static SkOpSegment * set_last ( SkOpSpanBase **  last, SkOpSpanBase *  endSpan  )

static

Definition at line 1070 of file SkOpSegment.cpp.

                                                                         {
    if (last) {
        *last = endSpan;
    }
    return nullptr;
}

Variable Documentation

gActiveEdge

const bool gActiveEdge[kXOR_SkPathOp+1][2][2][2][2]

static

Initial value:

= {
 
 
 
 
    {{{{F, F}, {F, F}}, {{T, F}, {T, F}}}, {{{T, T}, {F, F}}, {{F, T}, {T, F}}}},  
    {{{{F, F}, {F, F}}, {{F, T}, {F, T}}}, {{{F, F}, {T, T}}, {{F, T}, {T, F}}}},  
    {{{{F, T}, {T, F}}, {{T, T}, {F, F}}}, {{{T, F}, {T, F}}, {{F, F}, {F, F}}}},  
    {{{{F, T}, {T, F}}, {{T, F}, {F, T}}}, {{{T, F}, {F, T}}, {{F, T}, {T, F}}}},  
}

Definition at line 40 of file SkOpSegment.cpp.

                                                               {
//                 miFrom=0                              miFrom=1
//         miTo=0             miTo=1             miTo=0             miTo=1
//     suFrom=0    1      suFrom=0    1      suFrom=0    1      suFrom=0    1
//   suTo=0,1 suTo=0,1  suTo=0,1 suTo=0,1  suTo=0,1 suTo=0,1  suTo=0,1 suTo=0,1
    {{{{F, F}, {F, F}}, {{T, F}, {T, F}}}, {{{T, T}, {F, F}}, {{F, T}, {T, F}}}},  // mi - su
    {{{{F, F}, {F, F}}, {{F, T}, {F, T}}}, {{{F, F}, {T, T}}, {{F, T}, {T, F}}}},  // mi & su
    {{{{F, T}, {T, F}}, {{T, T}, {F, F}}}, {{{T, F}, {T, F}}, {{F, F}, {F, F}}}},  // mi | su
    {{{{F, T}, {T, F}}, {{T, F}, {F, T}}}, {{{T, F}, {F, T}}, {{F, T}, {T, F}}}},  // mi ^ su
};

gUnaryActiveEdge

const bool gUnaryActiveEdge[2][2]

static

Initial value:

= {
 
 
    {F, T}, {T, F},
}

Definition at line 34 of file SkOpSegment.cpp.

                                           {
//  from=0  from=1
//  to=0,1  to=0,1
    {F, T}, {T, F},
};