GrFillRRectOp::GrFillRRectOp(
GrAAType aaType, const SkRRect& rrect, Flags flags,
const SkMatrix& totalShapeMatrix, GrPaint&& paint, const SkRect& devBounds)
: GrDrawOp(ClassID())
, fAAType(aaType)
, fOriginalColor(paint.getColor4f())
, fLocalRect(rrect.rect())
, fFlags(flags)
, fProcessors(std::move(paint)) {
SkASSERT((fFlags & Flags::kHasPerspective) == totalShapeMatrix.hasPerspective());
this->setBounds(devBounds, GrOp::HasAABloat::kYes, GrOp::IsZeroArea::kNo);
// Write the matrix attribs.
const SkMatrix& m = totalShapeMatrix;
if (!(fFlags & Flags::kHasPerspective)) {
// Affine 2D transformation (float2x2 plus float2 translate).
SkASSERT(!m.hasPerspective());
this->writeInstanceData(m.getScaleX(), m.getSkewX(), m.getSkewY(), m.getScaleY());
this->writeInstanceData(m.getTranslateX(), m.getTranslateY());
} else {
// Perspective float3x3 transformation matrix.
SkASSERT(m.hasPerspective());
m.get9(this->appendInstanceData<float>(9));
}
// Convert the radii to [-1, -1, +1, +1] space and write their attribs.
Sk4f radiiX, radiiY;
Sk4f::Load2(SkRRectPriv::GetRadiiArray(rrect), &radiiX, &radiiY);
(radiiX * (2/rrect.width())).store(this->appendInstanceData<float>(4));
(radiiY * (2/rrect.height())).store(this->appendInstanceData<float>(4));
// We will write the color and local rect attribs during finalize().
}
void InstancedRendering::Batch::appendRRectParams(const SkRRect& rrect) {
SkASSERT(!fIsTracked);
switch (rrect.getType()) {
case SkRRect::kSimple_Type: {
const SkVector& radii = rrect.getSimpleRadii();
this->appendParamsTexel(radii.x(), radii.y(), rrect.width(), rrect.height());
return;
}
case SkRRect::kNinePatch_Type: {
float twoOverW = 2 / rrect.width();
float twoOverH = 2 / rrect.height();
const SkVector& radiiTL = rrect.radii(SkRRect::kUpperLeft_Corner);
const SkVector& radiiBR = rrect.radii(SkRRect::kLowerRight_Corner);
this->appendParamsTexel(radiiTL.x() * twoOverW, radiiBR.x() * twoOverW,
radiiTL.y() * twoOverH, radiiBR.y() * twoOverH);
return;
}
case SkRRect::kComplex_Type: {
/**
* The x and y radii of each arc are stored in separate vectors,
* in the following order:
*
* __x1 _ _ _ x3__
* y1 | | y2
*
* | |
*
* y3 |__ _ _ _ __| y4
* x2 x4
*
*/
float twoOverW = 2 / rrect.width();
float twoOverH = 2 / rrect.height();
const SkVector& radiiTL = rrect.radii(SkRRect::kUpperLeft_Corner);
const SkVector& radiiTR = rrect.radii(SkRRect::kUpperRight_Corner);
const SkVector& radiiBR = rrect.radii(SkRRect::kLowerRight_Corner);
const SkVector& radiiBL = rrect.radii(SkRRect::kLowerLeft_Corner);
this->appendParamsTexel(radiiTL.x() * twoOverW, radiiBL.x() * twoOverW,
radiiTR.x() * twoOverW, radiiBR.x() * twoOverW);
this->appendParamsTexel(radiiTL.y() * twoOverH, radiiTR.y() * twoOverH,
radiiBL.y() * twoOverH, radiiBR.y() * twoOverH);
return;
}
default: return;
}
}
void initialize(const SkRRect& rrect, const SkPoint& p, const SkVector& s) {
objectNode = sksg::RRect::Make(rrect);
shadowNode = sksg::RRect::Make(rrect);
pos = p;
spd = s;
size = SkSize::Make(rrect.width(), rrect.height());
}
void initialize(const SkRRect& rrect, SkColor color,
const SkPoint& p, const SkVector& s) {
objectNode = make_svg_rrect(rrect);
objectNode->setFill(SkSVGPaint(SkSVGColorType(color)));
shadowNode = make_svg_rrect(rrect);
shadowNode->setFillOpacity(SkSVGNumberType(kShadowOpacity));
pos = p;
spd = s;
size = SkSize::Make(rrect.width(), rrect.height());
}
// Test out the case where an oval already off in space is translated/scaled
// further off into space - yielding numerical issues when the rect & radii
// are transformed separatly
// BUG=skia:2696
static void test_issue_2696(skiatest::Reporter* reporter) {
SkRRect rrect;
SkRect r = { 28443.8594f, 53.1428604f, 28446.7148f, 56.0000038f };
rrect.setOval(r);
SkMatrix xform;
xform.setAll(2.44f, 0.0f, 485411.7f,
0.0f, 2.44f, -438.7f,
0.0f, 0.0f, 1.0f);
SkRRect dst;
bool success = rrect.transform(xform, &dst);
REPORTER_ASSERT(reporter, success);
SkScalar halfWidth = SkScalarHalf(dst.width());
SkScalar halfHeight = SkScalarHalf(dst.height());
for (int i = 0; i < 4; ++i) {
REPORTER_ASSERT(reporter,
SkScalarNearlyEqual(dst.radii((SkRRect::Corner)i).fX, halfWidth));
REPORTER_ASSERT(reporter,
SkScalarNearlyEqual(dst.radii((SkRRect::Corner)i).fY, halfHeight));
}
}
