SkDraw_text.cpp File Reference

#include "include/core/SkBitmap.h"
#include "include/core/SkImageInfo.h"
#include "include/core/SkPoint.h"
#include "include/core/SkRect.h"
#include "include/core/SkRegion.h"
#include "include/private/base/SkDebug.h"
#include "include/private/base/SkTo.h"
#include "src/base/SkArenaAlloc.h"
#include "src/base/SkZip.h"
#include "src/core/SkAAClip.h"
#include "src/core/SkBlitter.h"
#include "src/core/SkDraw.h"
#include "src/core/SkGlyph.h"
#include "src/core/SkGlyphRunPainter.h"
#include "src/core/SkMask.h"
#include "src/core/SkRasterClip.h"
#include "src/core/SkSurfacePriv.h"
#include <cstdint>
#include <climits>

Go to the source code of this file.

Namespaces
namespace	sktext

Functions
static bool	check_glyph_position (SkPoint position)

Function Documentation

check_glyph_position()

static bool check_glyph_position ( SkPoint  position )

static

Definition at line 41 of file SkDraw_text.cpp.

                                                   {
    // Prevent glyphs from being drawn outside of or straddling the edge of device space.
    // Comparisons written a little weirdly so that NaN coordinates are treated safely.
    auto gt = [](float a, int b) { return !(a <= (float)b); };
    auto lt = [](float a, int b) { return !(a >= (float)b); };
    return !(gt(position.fX, INT_MAX - (INT16_MAX + SkTo<int>(UINT16_MAX))) ||
             lt(position.fX, INT_MIN - (INT16_MIN + 0 /*UINT16_MIN*/)) ||
             gt(position.fY, INT_MAX - (INT16_MAX + SkTo<int>(UINT16_MAX))) ||
             lt(position.fY, INT_MIN - (INT16_MIN + 0 /*UINT16_MIN*/)));
}