flutter::testing::BoundsTolerance Class Reference

Public Member Functions
	BoundsTolerance ()=default
	BoundsTolerance (const BoundsTolerance &)=default
BoundsTolerance	addBoundsPadding (SkScalar bounds_pad_x, SkScalar bounds_pad_y) const
BoundsTolerance	mulScale (SkScalar scale_x, SkScalar scale_y) const
BoundsTolerance	addAbsolutePadding (SkScalar absolute_pad_x, SkScalar absolute_pad_y) const
BoundsTolerance	addPostClipPadding (SkScalar absolute_pad_x, SkScalar absolute_pad_y) const
BoundsTolerance	addDiscreteOffset (SkScalar discrete_offset) const
BoundsTolerance	clip (SkRect clip) const
bool	overflows (SkIRect pix_bounds, int worst_bounds_pad_x, int worst_bounds_pad_y) const
SkScalar	discrete_offset () const
bool	operator== (BoundsTolerance const &other) const

Static Public Member Functions
static SkRect	Scale (const SkRect &rect, const SkPoint &scales)

Detailed Description

Definition at line 243 of file dl_rendering_unittests.cc.

Constructor & Destructor Documentation

BoundsTolerance() [1/2]

flutter::testing::BoundsTolerance::BoundsTolerance ( )

default

BoundsTolerance() [2/2]

flutter::testing::BoundsTolerance::BoundsTolerance ( const BoundsTolerance &  )

default

Member Function Documentation

addAbsolutePadding()

BoundsTolerance flutter::testing::BoundsTolerance::addAbsolutePadding ( SkScalar  absolute_pad_x, SkScalar  absolute_pad_y  ) const

inline

Definition at line 262 of file dl_rendering_unittests.cc.

                                                                    {
    BoundsTolerance copy = BoundsTolerance(*this);
    copy.absolute_pad_.offset(absolute_pad_x, absolute_pad_y);
    return copy;
  }

addBoundsPadding()

BoundsTolerance flutter::testing::BoundsTolerance::addBoundsPadding ( SkScalar  bounds_pad_x, SkScalar  bounds_pad_y  ) const

inline

Definition at line 248 of file dl_rendering_unittests.cc.

                                                                {
    BoundsTolerance copy = BoundsTolerance(*this);
    copy.bounds_pad_.offset(bounds_pad_x, bounds_pad_y);
    return copy;
  }

addDiscreteOffset()

BoundsTolerance flutter::testing::BoundsTolerance::addDiscreteOffset ( SkScalar  discrete_offset ) const

inline

Definition at line 276 of file dl_rendering_unittests.cc.

                                                                    {
    BoundsTolerance copy = BoundsTolerance(*this);
    copy.discrete_offset_ += discrete_offset;
    return copy;
  }

addPostClipPadding()

BoundsTolerance flutter::testing::BoundsTolerance::addPostClipPadding ( SkScalar  absolute_pad_x, SkScalar  absolute_pad_y  ) const

inline

Definition at line 269 of file dl_rendering_unittests.cc.

                                                                    {
    BoundsTolerance copy = BoundsTolerance(*this);
    copy.clip_pad_.offset(absolute_pad_x, absolute_pad_y);
    return copy;
  }

clip()

BoundsTolerance flutter::testing::BoundsTolerance::clip ( SkRect  clip ) const

inline

Definition at line 282 of file dl_rendering_unittests.cc.

                                          {
    BoundsTolerance copy = BoundsTolerance(*this);
    if (!copy.clip_.intersect(clip)) {
      copy.clip_.setEmpty();
    }
    return copy;
  }

discrete_offset()

SkScalar flutter::testing::BoundsTolerance::discrete_offset ( ) const

inline

Definition at line 323 of file dl_rendering_unittests.cc.

{ return discrete_offset_; }

mulScale()

BoundsTolerance flutter::testing::BoundsTolerance::mulScale ( SkScalar  scale_x, SkScalar  scale_y  ) const

inline

Definition at line 255 of file dl_rendering_unittests.cc.

                                                                     {
    BoundsTolerance copy = BoundsTolerance(*this);
    copy.scale_.fX *= scale_x;
    copy.scale_.fY *= scale_y;
    return copy;
  }

operator==()

bool flutter::testing::BoundsTolerance::operator== ( BoundsTolerance const &  other ) const

inline

Definition at line 325 of file dl_rendering_unittests.cc.

                                                      {
    return bounds_pad_ == other.bounds_pad_ && scale_ == other.scale_ &&
           absolute_pad_ == other.absolute_pad_ && clip_ == other.clip_ &&
           clip_pad_ == other.clip_pad_ &&
           discrete_offset_ == other.discrete_offset_;
  }

overflows()

bool flutter::testing::BoundsTolerance::overflows ( SkIRect  pix_bounds, int  worst_bounds_pad_x, int  worst_bounds_pad_y  ) const

inline

Definition at line 296 of file dl_rendering_unittests.cc.

                                               {
    SkRect allowed = SkRect::Make(pix_bounds);
    allowed.outset(bounds_pad_.fX, bounds_pad_.fY);
    allowed = Scale(allowed, scale_);
    allowed.outset(absolute_pad_.fX, absolute_pad_.fY);
    if (!allowed.intersect(clip_)) {
      allowed.setEmpty();
    }
    allowed.outset(clip_pad_.fX, clip_pad_.fY);
    SkIRect rounded = allowed.roundOut();
    int pad_left = std::max(0, pix_bounds.fLeft - rounded.fLeft);
    int pad_top = std::max(0, pix_bounds.fTop - rounded.fTop);
    int pad_right = std::max(0, pix_bounds.fRight - rounded.fRight);
    int pad_bottom = std::max(0, pix_bounds.fBottom - rounded.fBottom);
    int allowed_pad_x = std::max(pad_left, pad_right);
    int allowed_pad_y = std::max(pad_top, pad_bottom);
    if (worst_bounds_pad_x > allowed_pad_x ||
        worst_bounds_pad_y > allowed_pad_y) {
      FML_LOG(ERROR) << "acceptable bounds padding: "  //
                     << allowed_pad_x << ", " << allowed_pad_y;
    }
    return (worst_bounds_pad_x > allowed_pad_x ||
            worst_bounds_pad_y > allowed_pad_y);
  }

Scale()

static SkRect flutter::testing::BoundsTolerance::Scale ( const SkRect &  rect, const SkPoint &  scales  )

inlinestatic

Definition at line 290 of file dl_rendering_unittests.cc.

                                                                 {
    SkScalar outset_x = rect.width() * (scales.fX - 1);
    SkScalar outset_y = rect.height() * (scales.fY - 1);
    return rect.makeOutset(outset_x, outset_y);
  }

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

• display_list/testing/dl_rendering_unittests.cc