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skia / skia / f5b03fcdd20ddc6492dd9181600cd39e4ce9875c / . / src / gpu / SkGpuDevice.cpp
blob: 8543eacb356ccc25eb6c63dd744793f463496229 [file] [log] [blame]
/*
* Copyright 2011 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "src/gpu/SkGpuDevice.h"
#include "include/core/SkImageFilter.h"
#include "include/core/SkPathEffect.h"
#include "include/core/SkPicture.h"
#include "include/core/SkSurface.h"
#include "include/core/SkVertices.h"
#include "include/effects/SkRuntimeEffect.h"
#include "include/gpu/GrDirectContext.h"
#include "include/gpu/GrRecordingContext.h"
#include "include/private/SkShadowFlags.h"
#include "include/private/SkTo.h"
#include "src/core/SkCanvasPriv.h"
#include "src/core/SkClipStack.h"
#include "src/core/SkDraw.h"
#include "src/core/SkImageFilterCache.h"
#include "src/core/SkImageFilter_Base.h"
#include "src/core/SkLatticeIter.h"
#include "src/core/SkPictureData.h"
#include "src/core/SkRRectPriv.h"
#include "src/core/SkRasterClip.h"
#include "src/core/SkRecord.h"
#include "src/core/SkStroke.h"
#include "src/core/SkTLazy.h"
#include "src/core/SkVerticesPriv.h"
#include "src/gpu/GrBlurUtils.h"
#include "src/gpu/GrDirectContextPriv.h"
#include "src/gpu/GrGpu.h"
#include "src/gpu/GrRecordingContextPriv.h"
#include "src/gpu/GrStyle.h"
#include "src/gpu/GrSurfaceProxyPriv.h"
#include "src/gpu/GrTracing.h"
#include "src/gpu/SkGr.h"
#include "src/gpu/effects/GrRRectEffect.h"
#include "src/gpu/geometry/GrStyledShape.h"
#include "src/image/SkImage_Base.h"
#include "src/image/SkReadPixelsRec.h"
#include "src/image/SkSurface_Gpu.h"
#include "src/utils/SkUTF.h"
#define ASSERT_SINGLE_OWNER GR_ASSERT_SINGLE_OWNER(fContext->priv().singleOwner())
///////////////////////////////////////////////////////////////////////////////
/** Checks that the alpha type is legal and gets constructor flags. Returns false if device creation
should fail. */
bool SkGpuDevice::CheckAlphaTypeAndGetFlags(
const SkImageInfo* info, SkGpuDevice::InitContents init, unsigned* flags) {
*flags = 0;
if (info) {
switch (info->alphaType()) {
case kPremul_SkAlphaType:
break;
case kOpaque_SkAlphaType:
*flags |= SkGpuDevice::kIsOpaque_Flag;
break;
default: // If it is unpremul or unknown don't try to render
return false;
}
}
if (kClear_InitContents == init) {
*flags |= kNeedClear_Flag;
}
return true;
}
sk_sp<SkGpuDevice> SkGpuDevice::Make(GrRecordingContext* context,
std::unique_ptr<GrSurfaceDrawContext> surfaceDrawContext,
InitContents init) {
if (!surfaceDrawContext || context->abandoned()) {
return nullptr;
}
SkColorType ct = GrColorTypeToSkColorType(surfaceDrawContext->colorInfo().colorType());
unsigned flags;
if (!context->colorTypeSupportedAsSurface(ct) ||
!CheckAlphaTypeAndGetFlags(nullptr, init, &flags)) {
return nullptr;
}
return sk_sp<SkGpuDevice>(new SkGpuDevice(context, std::move(surfaceDrawContext), flags));
}
sk_sp<SkGpuDevice> SkGpuDevice::Make(GrRecordingContext* context, SkBudgeted budgeted,
const SkImageInfo& info, int sampleCount,
GrSurfaceOrigin origin, const SkSurfaceProps* props,
GrMipmapped mipMapped, InitContents init) {
unsigned flags;
if (!context->colorTypeSupportedAsSurface(info.colorType()) ||
!CheckAlphaTypeAndGetFlags(&info, init, &flags)) {
return nullptr;
}
auto surfaceDrawContext =
MakeSurfaceDrawContext(context, budgeted, info, sampleCount, origin, props, mipMapped);
if (!surfaceDrawContext) {
return nullptr;
}
return sk_sp<SkGpuDevice>(new SkGpuDevice(context, std::move(surfaceDrawContext), flags));
}
static SkImageInfo make_info(GrSurfaceDrawContext* context, bool opaque) {
SkColorType colorType = GrColorTypeToSkColorType(context->colorInfo().colorType());
return SkImageInfo::Make(context->width(), context->height(), colorType,
opaque ? kOpaque_SkAlphaType : kPremul_SkAlphaType,
context->colorInfo().refColorSpace());
}
#if !defined(SK_DISABLE_NEW_GR_CLIP_STACK)
static bool force_aa_clip(const GrSurfaceDrawContext* sdc) {
return (sdc->numSamples() > 1 && !sdc->caps()->multisampleDisableSupport()) ||
sdc->alwaysAntialias();
}
#endif
SkGpuDevice::SkGpuDevice(GrRecordingContext* context,
std::unique_ptr<GrSurfaceDrawContext> surfaceDrawContext,
unsigned flags)
: INHERITED(make_info(surfaceDrawContext.get(), SkToBool(flags & kIsOpaque_Flag)),
surfaceDrawContext->surfaceProps())
, fContext(SkRef(context))
, fSurfaceDrawContext(std::move(surfaceDrawContext))
#if !defined(SK_DISABLE_NEW_GR_CLIP_STACK)
, fClip(SkIRect::MakeSize(fSurfaceDrawContext->dimensions()),
&this->asMatrixProvider(),
force_aa_clip(fSurfaceDrawContext.get())) {
#else
, fClip(fSurfaceDrawContext->dimensions(), &this->cs(), &this->asMatrixProvider()) {
#endif
if (flags & kNeedClear_Flag) {
this->clearAll();
}
}
std::unique_ptr<GrSurfaceDrawContext> SkGpuDevice::MakeSurfaceDrawContext(
GrRecordingContext* context,
SkBudgeted budgeted,
const SkImageInfo& origInfo,
int sampleCount,
GrSurfaceOrigin origin,
const SkSurfaceProps* surfaceProps,
GrMipmapped mipmapped) {
if (!context) {
return nullptr;
}
// This method is used to create SkGpuDevice's for SkSurface_Gpus. In this case
// they need to be exact.
return GrSurfaceDrawContext::Make(
context, SkColorTypeToGrColorType(origInfo.colorType()), origInfo.refColorSpace(),
SkBackingFit::kExact, origInfo.dimensions(), SkSurfacePropsCopyOrDefault(surfaceProps),
sampleCount, mipmapped, GrProtected::kNo, origin, budgeted);
}
///////////////////////////////////////////////////////////////////////////////
bool SkGpuDevice::onReadPixels(const SkPixmap& pm, int x, int y) {
ASSERT_SINGLE_OWNER
// Context TODO: Elevate direct context requirement to public API
auto dContext = fContext->asDirectContext();
if (!dContext || !SkImageInfoValidConversion(pm.info(), this->imageInfo())) {
return false;
}
return fSurfaceDrawContext->readPixels(dContext, pm, {x, y});
}
bool SkGpuDevice::onWritePixels(const SkPixmap& pm, int x, int y) {
ASSERT_SINGLE_OWNER
// Context TODO: Elevate direct context requirement to public API
auto dContext = fContext->asDirectContext();
if (!dContext || !SkImageInfoValidConversion(this->imageInfo(), pm.info())) {
return false;
}
return fSurfaceDrawContext->writePixels(dContext, pm, {x, y});
}
bool SkGpuDevice::onAccessPixels(SkPixmap* pmap) {
ASSERT_SINGLE_OWNER
return false;
}
GrSurfaceDrawContext* SkGpuDevice::surfaceDrawContext() {
ASSERT_SINGLE_OWNER
return fSurfaceDrawContext.get();
}
void SkGpuDevice::clearAll() {
ASSERT_SINGLE_OWNER
GR_CREATE_TRACE_MARKER_CONTEXT("SkGpuDevice", "clearAll", fContext.get());
SkIRect rect = SkIRect::MakeWH(this->width(), this->height());
fSurfaceDrawContext->clearAtLeast(rect, SK_PMColor4fTRANSPARENT);
}
void SkGpuDevice::replaceSurfaceDrawContext(std::unique_ptr<GrSurfaceDrawContext> sdc,
SkSurface::ContentChangeMode mode) {
SkASSERT(sdc->dimensions() == fSurfaceDrawContext->dimensions());
SkASSERT(sdc->numSamples() == fSurfaceDrawContext->numSamples());
SkASSERT(sdc->asSurfaceProxy()->priv().isExact());
if (mode == SkSurface::kRetain_ContentChangeMode) {
if (this->recordingContext()->abandoned()) {
return;
}
SkASSERT(fSurfaceDrawContext->asTextureProxy());
SkAssertResult(sdc->blitTexture(fSurfaceDrawContext->readSurfaceView(),
SkIRect::MakeWH(this->width(), this->height()),
SkIPoint::Make(0, 0)));
}
fSurfaceDrawContext = std::move(sdc);
}
void SkGpuDevice::replaceSurfaceDrawContext(SkSurface::ContentChangeMode mode) {
ASSERT_SINGLE_OWNER
SkBudgeted budgeted = fSurfaceDrawContext->isBudgeted();
// This entry point is used by SkSurface_Gpu::onCopyOnWrite so it must create a
// kExact-backed surface draw context
auto newSDC = MakeSurfaceDrawContext(this->recordingContext(),
budgeted,
this->imageInfo(),
fSurfaceDrawContext->numSamples(),
fSurfaceDrawContext->origin(),
&this->surfaceProps(),
fSurfaceDrawContext->mipmapped());
if (!newSDC) {
return;
}
this->replaceSurfaceDrawContext(std::move(newSDC), mode);
}
///////////////////////////////////////////////////////////////////////////////
#if !defined(SK_DISABLE_NEW_GR_CLIP_STACK)
void SkGpuDevice::onClipPath(const SkPath& path, SkClipOp op, bool aa) {
#if GR_TEST_UTILS
if (fContext->priv().options().fAllPathsVolatile && !path.isVolatile()) {
this->onClipPath(SkPath(path).setIsVolatile(true), op, aa);
return;
}
#endif
SkASSERT(op == SkClipOp::kIntersect || op == SkClipOp::kDifference);
fClip.clipPath(this->localToDevice(), path, GrAA(aa), op);
}
void SkGpuDevice::onClipRegion(const SkRegion& globalRgn, SkClipOp op) {
SkASSERT(op == SkClipOp::kIntersect || op == SkClipOp::kDifference);
// Regions don't actually need AA, but in DMSAA mode every clip element is antialiased.
GrAA aa = GrAA(fSurfaceDrawContext->alwaysAntialias());
if (globalRgn.isEmpty()) {
fClip.clipRect(SkMatrix::I(), SkRect::MakeEmpty(), aa, op);
} else if (globalRgn.isRect()) {
fClip.clipRect(this->globalToDevice(), SkRect::Make(globalRgn.getBounds()), aa, op);
} else {
SkPath path;
globalRgn.getBoundaryPath(&path);
fClip.clipPath(this->globalToDevice(), path, aa, op);
}
}
void SkGpuDevice::onAsRgnClip(SkRegion* region) const {
SkRegion deviceBounds(fClip.getConservativeBounds());
for (const GrClipStack::Element& e : fClip) {
SkRegion tmp;
if (e.fShape.isRect() && e.fLocalToDevice.isIdentity()) {
tmp.setRect(e.fShape.rect().roundOut());
} else {
SkPath tmpPath;
e.fShape.asPath(&tmpPath);
tmpPath.transform(e.fLocalToDevice);
tmp.setPath(tmpPath, deviceBounds);
}
region->op(tmp, (SkRegion::Op) e.fOp);
}
}
bool SkGpuDevice::onClipIsAA() const {
for (const GrClipStack::Element& e : fClip) {
if (e.fAA == GrAA::kYes) {
return true;
}
SkASSERT(!fSurfaceDrawContext->alwaysAntialias());
}
return false;
}
SkBaseDevice::ClipType SkGpuDevice::onGetClipType() const {
GrClipStack::ClipState state = fClip.clipState();
if (state == GrClipStack::ClipState::kEmpty) {
return ClipType::kEmpty;
} else if (state == GrClipStack::ClipState::kDeviceRect ||
state == GrClipStack::ClipState::kWideOpen) {
return ClipType::kRect;
} else {
return ClipType::kComplex;
}
}
#endif
///////////////////////////////////////////////////////////////////////////////
void SkGpuDevice::drawPaint(const SkPaint& paint) {
ASSERT_SINGLE_OWNER
GR_CREATE_TRACE_MARKER_CONTEXT("SkGpuDevice", "drawPaint", fContext.get());
GrPaint grPaint;
if (!SkPaintToGrPaint(this->recordingContext(), fSurfaceDrawContext->colorInfo(), paint,
this->asMatrixProvider(), &grPaint)) {
return;
}
fSurfaceDrawContext->drawPaint(this->clip(), std::move(grPaint), this->localToDevice());
}
static inline GrPrimitiveType point_mode_to_primitive_type(SkCanvas::PointMode mode) {
switch (mode) {
case SkCanvas::kPoints_PointMode:
return GrPrimitiveType::kPoints;
case SkCanvas::kLines_PointMode:
return GrPrimitiveType::kLines;
case SkCanvas::kPolygon_PointMode:
return GrPrimitiveType::kLineStrip;
}
SK_ABORT("Unexpected mode");
}
void SkGpuDevice::drawPoints(SkCanvas::PointMode mode,
size_t count, const SkPoint pts[], const SkPaint& paint) {
ASSERT_SINGLE_OWNER
GR_CREATE_TRACE_MARKER_CONTEXT("SkGpuDevice", "drawPoints", fContext.get());
SkScalar width = paint.getStrokeWidth();
if (width < 0) {
return;
}
GrAA aa = fSurfaceDrawContext->chooseAA(paint);
if (paint.getPathEffect() && 2 == count && SkCanvas::kLines_PointMode == mode) {
GrStyle style(paint, SkPaint::kStroke_Style);
GrPaint grPaint;
if (!SkPaintToGrPaint(this->recordingContext(), fSurfaceDrawContext->colorInfo(), paint,
this->asMatrixProvider(), &grPaint)) {
return;
}
SkPath path;
path.setIsVolatile(true);
path.moveTo(pts[0]);
path.lineTo(pts[1]);
fSurfaceDrawContext->drawPath(this->clip(), std::move(grPaint), aa, this->localToDevice(),
path, style);
return;
}
SkScalar scales[2];
bool isHairline = (0 == width) ||
(1 == width && this->localToDevice().getMinMaxScales(scales) &&
SkScalarNearlyEqual(scales[0], 1.f) && SkScalarNearlyEqual(scales[1], 1.f));
// we only handle non-antialiased hairlines and paints without path effects or mask filters,
// else we let the SkDraw call our drawPath()
if (!isHairline || paint.getPathEffect() || paint.getMaskFilter() || aa == GrAA::kYes) {
SkRasterClip rc(this->devClipBounds());
SkDraw draw;
draw.fDst = SkPixmap(SkImageInfo::MakeUnknown(this->width(), this->height()), nullptr, 0);
draw.fMatrixProvider = this;
draw.fRC = &rc;
draw.drawPoints(mode, count, pts, paint, this);
return;
}
GrPrimitiveType primitiveType = point_mode_to_primitive_type(mode);
const SkMatrixProvider* matrixProvider = this;
#ifdef SK_BUILD_FOR_ANDROID_FRAMEWORK
SkTLazy<SkPostTranslateMatrixProvider> postTranslateMatrixProvider;
// This offsetting in device space matches the expectations of the Android framework for non-AA
// points and lines.
if (GrIsPrimTypeLines(primitiveType) || GrPrimitiveType::kPoints == primitiveType) {
static const SkScalar kOffset = 0.063f; // Just greater than 1/16.
matrixProvider = postTranslateMatrixProvider.init(*matrixProvider, kOffset, kOffset);
}
#endif
GrPaint grPaint;
if (!SkPaintToGrPaint(this->recordingContext(), fSurfaceDrawContext->colorInfo(), paint,
*matrixProvider, &grPaint)) {
return;
}
static constexpr SkVertices::VertexMode kIgnoredMode = SkVertices::kTriangles_VertexMode;
sk_sp<SkVertices> vertices = SkVertices::MakeCopy(kIgnoredMode, SkToS32(count), pts, nullptr,
nullptr);
fSurfaceDrawContext->drawVertices(this->clip(), std::move(grPaint), *matrixProvider,
std::move(vertices), &primitiveType);
}
///////////////////////////////////////////////////////////////////////////////
void SkGpuDevice::drawRect(const SkRect& rect, const SkPaint& paint) {
ASSERT_SINGLE_OWNER
GR_CREATE_TRACE_MARKER_CONTEXT("SkGpuDevice", "drawRect", fContext.get());
GrStyle style(paint);
// A couple reasons we might need to call drawPath.
if (paint.getMaskFilter() || paint.getPathEffect()) {
GrStyledShape shape(rect, style);
GrBlurUtils::drawShapeWithMaskFilter(fContext.get(), fSurfaceDrawContext.get(),
this->clip(), paint, this->asMatrixProvider(), shape);
return;
}
GrPaint grPaint;
if (!SkPaintToGrPaint(this->recordingContext(), fSurfaceDrawContext->colorInfo(), paint,
this->asMatrixProvider(), &grPaint)) {
return;
}
fSurfaceDrawContext->drawRect(this->clip(), std::move(grPaint),
fSurfaceDrawContext->chooseAA(paint), this->localToDevice(), rect,
&style);
}
void SkGpuDevice::drawEdgeAAQuad(const SkRect& rect, const SkPoint clip[4],
SkCanvas::QuadAAFlags aaFlags, const SkColor4f& color,
SkBlendMode mode) {
ASSERT_SINGLE_OWNER
GR_CREATE_TRACE_MARKER_CONTEXT("SkGpuDevice", "drawEdgeAAQuad", fContext.get());
SkPMColor4f dstColor = SkColor4fPrepForDst(color, fSurfaceDrawContext->colorInfo()).premul();
GrPaint grPaint;
grPaint.setColor4f(dstColor);
if (mode != SkBlendMode::kSrcOver) {
grPaint.setXPFactory(SkBlendMode_AsXPFactory(mode));
}
// This is exclusively meant for tiling operations, so keep AA enabled to handle MSAA seaming
GrQuadAAFlags grAA = SkToGrQuadAAFlags(aaFlags);
if (clip) {
// Use fillQuadWithEdgeAA
fSurfaceDrawContext->fillQuadWithEdgeAA(this->clip(), std::move(grPaint), GrAA::kYes, grAA,
this->localToDevice(), clip, nullptr);
} else {
// Use fillRectWithEdgeAA to preserve mathematical properties of dst being rectangular
fSurfaceDrawContext->fillRectWithEdgeAA(this->clip(), std::move(grPaint), GrAA::kYes, grAA,
this->localToDevice(), rect);
}
}
///////////////////////////////////////////////////////////////////////////////
void SkGpuDevice::drawRRect(const SkRRect& rrect, const SkPaint& paint) {
ASSERT_SINGLE_OWNER
GR_CREATE_TRACE_MARKER_CONTEXT("SkGpuDevice", "drawRRect", fContext.get());
SkMaskFilterBase* mf = as_MFB(paint.getMaskFilter());
if (mf) {
if (mf->hasFragmentProcessor()) {
mf = nullptr; // already handled in SkPaintToGrPaint
}
}
GrStyle style(paint);
if (mf || style.pathEffect()) {
// A path effect will presumably transform this rrect into something else.
GrStyledShape shape(rrect, style);
GrBlurUtils::drawShapeWithMaskFilter(fContext.get(), fSurfaceDrawContext.get(),
this->clip(), paint, this->asMatrixProvider(), shape);
return;
}
SkASSERT(!style.pathEffect());
GrPaint grPaint;
if (!SkPaintToGrPaint(this->recordingContext(), fSurfaceDrawContext->colorInfo(), paint,
this->asMatrixProvider(), &grPaint)) {
return;
}
fSurfaceDrawContext->drawRRect(this->clip(), std::move(grPaint),
fSurfaceDrawContext->chooseAA(paint), this->localToDevice(),
rrect, style);
}
static std::unique_ptr<GrFragmentProcessor> make_inverse_rrect_fp(const SkMatrix& viewMatrix,
const SkRRect& rrect, GrAA aa,
const GrShaderCaps& shaderCaps) {
SkTCopyOnFirstWrite<SkRRect> devRRect(rrect);
if (viewMatrix.isIdentity() || rrect.transform(viewMatrix, devRRect.writable())) {
auto edgeType = (aa == GrAA::kYes) ? GrClipEdgeType::kInverseFillAA
: GrClipEdgeType::kInverseFillBW;
auto [success, fp] = GrRRectEffect::Make(/*inputFP=*/nullptr, edgeType, *devRRect,
shaderCaps);
return (success) ? std::move(fp) : nullptr;
}
return nullptr;
}
void SkGpuDevice::drawDRRect(const SkRRect& outer, const SkRRect& inner, const SkPaint& paint) {
ASSERT_SINGLE_OWNER
GR_CREATE_TRACE_MARKER_CONTEXT("SkGpuDevice", "drawDRRect", fContext.get());
if (outer.isEmpty()) {
return;
}
if (inner.isEmpty()) {
return this->drawRRect(outer, paint);
}
SkStrokeRec stroke(paint);
if (stroke.isFillStyle() && !paint.getMaskFilter() && !paint.getPathEffect()) {
// For axis-aligned filled DRRects, just draw a regular rrect with inner clipped out using a
// coverage FP instead of using path rendering.
if (auto fp = make_inverse_rrect_fp(this->localToDevice(), inner,
fSurfaceDrawContext->chooseAA(paint),
*fSurfaceDrawContext->caps()->shaderCaps())) {
GrPaint grPaint;
if (!SkPaintToGrPaint(this->recordingContext(), fSurfaceDrawContext->colorInfo(), paint,
this->asMatrixProvider(), &grPaint)) {
return;
}
SkASSERT(!grPaint.hasCoverageFragmentProcessor());
grPaint.setCoverageFragmentProcessor(std::move(fp));
fSurfaceDrawContext->drawRRect(this->clip(), std::move(grPaint),
fSurfaceDrawContext->chooseAA(paint),
this->localToDevice(), outer, GrStyle());
return;
}
}
SkPath path;
path.setIsVolatile(true);
path.addRRect(outer);
path.addRRect(inner);
path.setFillType(SkPathFillType::kEvenOdd);
// TODO: We are losing the possible mutability of the path here but this should probably be
// fixed by upgrading GrStyledShape to handle DRRects.
GrStyledShape shape(path, paint);
GrBlurUtils::drawShapeWithMaskFilter(fContext.get(), fSurfaceDrawContext.get(), this->clip(),
paint, this->asMatrixProvider(), shape);
}
/////////////////////////////////////////////////////////////////////////////
void SkGpuDevice::drawRegion(const SkRegion& region, const SkPaint& paint) {
if (paint.getMaskFilter()) {
SkPath path;
region.getBoundaryPath(&path);
path.setIsVolatile(true);
return this->drawPath(path, paint, true);
}
GrPaint grPaint;
if (!SkPaintToGrPaint(this->recordingContext(), fSurfaceDrawContext->colorInfo(), paint,
this->asMatrixProvider(), &grPaint)) {
return;
}
fSurfaceDrawContext->drawRegion(this->clip(), std::move(grPaint),
fSurfaceDrawContext->chooseAA(paint), this->localToDevice(),
region, GrStyle(paint));
}
void SkGpuDevice::drawOval(const SkRect& oval, const SkPaint& paint) {
ASSERT_SINGLE_OWNER
GR_CREATE_TRACE_MARKER_CONTEXT("SkGpuDevice", "drawOval", fContext.get());
if (paint.getMaskFilter()) {
// The RRect path can handle special case blurring
SkRRect rr = SkRRect::MakeOval(oval);
return this->drawRRect(rr, paint);
}
GrPaint grPaint;
if (!SkPaintToGrPaint(this->recordingContext(), fSurfaceDrawContext->colorInfo(), paint,
this->asMatrixProvider(), &grPaint)) {
return;
}
fSurfaceDrawContext->drawOval(this->clip(), std::move(grPaint),
fSurfaceDrawContext->chooseAA(paint), this->localToDevice(), oval,
GrStyle(paint));
}
void SkGpuDevice::drawArc(const SkRect& oval, SkScalar startAngle,
SkScalar sweepAngle, bool useCenter, const SkPaint& paint) {
ASSERT_SINGLE_OWNER
GR_CREATE_TRACE_MARKER_CONTEXT("SkGpuDevice", "drawArc", fContext.get());
if (paint.getMaskFilter()) {
this->INHERITED::drawArc(oval, startAngle, sweepAngle, useCenter, paint);
return;
}
GrPaint grPaint;
if (!SkPaintToGrPaint(this->recordingContext(), fSurfaceDrawContext->colorInfo(), paint,
this->asMatrixProvider(), &grPaint)) {
return;
}
fSurfaceDrawContext->drawArc(this->clip(), std::move(grPaint),
fSurfaceDrawContext->chooseAA(paint), this->localToDevice(), oval,
startAngle, sweepAngle, useCenter, GrStyle(paint));
}
#include "include/core/SkMaskFilter.h"
///////////////////////////////////////////////////////////////////////////////
void SkGpuDevice::drawPath(const SkPath& origSrcPath, const SkPaint& paint, bool pathIsMutable) {
#if GR_TEST_UTILS
if (fContext->priv().options().fAllPathsVolatile && !origSrcPath.isVolatile()) {
this->drawPath(SkPath(origSrcPath).setIsVolatile(true), paint, true);
return;
}
#endif
ASSERT_SINGLE_OWNER
GR_CREATE_TRACE_MARKER_CONTEXT("SkGpuDevice", "drawPath", fContext.get());
if (!paint.getMaskFilter()) {
GrPaint grPaint;
if (!SkPaintToGrPaint(this->recordingContext(), fSurfaceDrawContext->colorInfo(), paint,
this->asMatrixProvider(), &grPaint)) {
return;
}
fSurfaceDrawContext->drawPath(this->clip(), std::move(grPaint),
fSurfaceDrawContext->chooseAA(paint), this->localToDevice(),
origSrcPath, GrStyle(paint));
return;
}
// TODO: losing possible mutability of 'origSrcPath' here
GrStyledShape shape(origSrcPath, paint);
GrBlurUtils::drawShapeWithMaskFilter(fContext.get(), fSurfaceDrawContext.get(), this->clip(),
paint, this->asMatrixProvider(), shape);
}
sk_sp<SkSpecialImage> SkGpuDevice::makeSpecial(const SkBitmap& bitmap) {
// TODO: this makes a tight copy of 'bitmap' but it doesn't have to be (given SkSpecialImage's
// semantics). Since this is cached we would have to bake the fit into the cache key though.
auto view = std::get<0>(GrMakeCachedBitmapProxyView(fContext.get(), bitmap));
if (!view) {
return nullptr;
}
const SkIRect rect = SkIRect::MakeSize(view.proxy()->dimensions());
// GrMakeCachedBitmapProxyView creates a tight copy of 'bitmap' so we don't have to subset
// the special image
return SkSpecialImage::MakeDeferredFromGpu(fContext.get(),
rect,
bitmap.getGenerationID(),
std::move(view),
SkColorTypeToGrColorType(bitmap.colorType()),
bitmap.refColorSpace(),
this->surfaceProps());
}
sk_sp<SkSpecialImage> SkGpuDevice::makeSpecial(const SkImage* image) {
SkPixmap pm;
if (image->isTextureBacked()) {
auto [view, ct] = as_IB(image)->asView(this->recordingContext(), GrMipmapped::kNo);
SkASSERT(view);
return SkSpecialImage::MakeDeferredFromGpu(fContext.get(),
SkIRect::MakeWH(image->width(), image->height()),
image->uniqueID(),
std::move(view),
ct,
image->refColorSpace(),
this->surfaceProps());
} else if (image->peekPixels(&pm)) {
SkBitmap bm;
bm.installPixels(pm);
return this->makeSpecial(bm);
} else {
return nullptr;
}
}
sk_sp<SkSpecialImage> SkGpuDevice::snapSpecial(const SkIRect& subset, bool forceCopy) {
GrSurfaceDrawContext* sdc = fSurfaceDrawContext.get();
// If we are wrapping a vulkan secondary command buffer, then we can't snap off a special image
// since it would require us to make a copy of the underlying VkImage which we don't have access
// to. Additionaly we can't stop and start the render pass that is used with the secondary
// command buffer.
if (sdc->wrapsVkSecondaryCB()) {
return nullptr;
}
SkASSERT(sdc->asSurfaceProxy());
SkIRect finalSubset = subset;
GrSurfaceProxyView view = sdc->readSurfaceView();
if (forceCopy || !view.asTextureProxy()) {
// When the device doesn't have a texture, or a copy is requested, we create a temporary
// texture that matches the device contents
view = GrSurfaceProxyView::Copy(fContext.get(),
std::move(view),
GrMipmapped::kNo, // Don't auto generate mips
subset,
SkBackingFit::kApprox,
SkBudgeted::kYes); // Always budgeted
if (!view) {
return nullptr;
}
// Since this copied only the requested subset, the special image wrapping the proxy no
// longer needs the original subset.
finalSubset = SkIRect::MakeSize(view.dimensions());
}
GrColorType ct = SkColorTypeToGrColorType(this->imageInfo().colorType());
return SkSpecialImage::MakeDeferredFromGpu(fContext.get(),
finalSubset,
kNeedNewImageUniqueID_SpecialImage,
std::move(view),
ct,
this->imageInfo().refColorSpace(),
this->surfaceProps());
}
void SkGpuDevice::drawDevice(SkBaseDevice* device, const SkSamplingOptions& sampling,
const SkPaint& paint) {
ASSERT_SINGLE_OWNER
// clear of the source device must occur before CHECK_SHOULD_DRAW
GR_CREATE_TRACE_MARKER_CONTEXT("SkGpuDevice", "drawDevice", fContext.get());
this->INHERITED::drawDevice(device, sampling, paint);
}
void SkGpuDevice::drawImageRect(const SkImage* image, const SkRect* src, const SkRect& dst,
const SkSamplingOptions& sampling, const SkPaint& paint,
SkCanvas::SrcRectConstraint constraint) {
ASSERT_SINGLE_OWNER
GrAA aa = fSurfaceDrawContext->chooseAA(paint);
GrQuadAAFlags aaFlags = (aa == GrAA::kYes) ? GrQuadAAFlags::kAll : GrQuadAAFlags::kNone;
this->drawImageQuad(image, src, &dst, nullptr, aa, aaFlags, nullptr, sampling, paint,
constraint);
}
void SkGpuDevice::drawViewLattice(GrSurfaceProxyView view,
const GrColorInfo& info,
std::unique_ptr<SkLatticeIter> iter,
const SkRect& dst,
SkFilterMode filter,
const SkPaint& origPaint) {
GR_CREATE_TRACE_MARKER_CONTEXT("SkGpuDevice", "drawProducerLattice", fContext.get());
SkASSERT(view);
SkTCopyOnFirstWrite<SkPaint> paint(&origPaint);
if (!info.isAlphaOnly() && (paint->getColor() & 0x00FFFFFF) != 0x00FFFFFF) {
paint.writable()->setColor(SkColorSetARGB(origPaint.getAlpha(), 0xFF, 0xFF, 0xFF));
}
GrPaint grPaint;
if (!SkPaintToGrPaintWithPrimitiveColor(this->recordingContext(),
fSurfaceDrawContext->colorInfo(), *paint,
this->asMatrixProvider(), &grPaint)) {
return;
}
if (info.isAlphaOnly()) {
// If we were doing this with an FP graph we'd use a kDstIn blend between the texture and
// the paint color.
view.concatSwizzle(GrSwizzle("aaaa"));
}
auto csxf = GrColorSpaceXform::Make(info, fSurfaceDrawContext->colorInfo());
fSurfaceDrawContext->drawImageLattice(this->clip(), std::move(grPaint), this->localToDevice(),
std::move(view), info.alphaType(), std::move(csxf),
filter, std::move(iter), dst);
}
void SkGpuDevice::drawImageLattice(const SkImage* image,
const SkCanvas::Lattice& lattice, const SkRect& dst,
SkFilterMode filter, const SkPaint& paint) {
ASSERT_SINGLE_OWNER
auto iter = std::make_unique<SkLatticeIter>(lattice, dst);
if (auto [view, ct] = as_IB(image)->asView(this->recordingContext(), GrMipmapped::kNo); view) {
GrColorInfo colorInfo(ct, image->alphaType(), image->refColorSpace());
this->drawViewLattice(std::move(view),
std::move(colorInfo),
std::move(iter),
dst,
filter,
paint);
}
}
static bool init_vertices_paint(GrRecordingContext* context,
const GrColorInfo& colorInfo,
const SkPaint& skPaint,
const SkMatrixProvider& matrixProvider,
SkBlendMode bmode,
bool hasColors,
GrPaint* grPaint) {
if (skPaint.getShader()) {
if (hasColors) {
// When there are colors and a shader, the shader and colors are combined using bmode.
return SkPaintToGrPaintWithBlend(context, colorInfo, skPaint, matrixProvider, bmode,
grPaint);
} else {
// We have a shader, but no colors to blend it against.
return SkPaintToGrPaint(context, colorInfo, skPaint, matrixProvider, grPaint);
}
} else {
if (hasColors) {
// We have colors, but no shader.
return SkPaintToGrPaintWithPrimitiveColor(context, colorInfo, skPaint, matrixProvider,
grPaint);
} else {
// No colors and no shader. Just draw with the paint color.
return SkPaintToGrPaintNoShader(context, colorInfo, skPaint, matrixProvider, grPaint);
}
}
}
void SkGpuDevice::drawVertices(const SkVertices* vertices, SkBlendMode mode, const SkPaint& paint) {
ASSERT_SINGLE_OWNER
GR_CREATE_TRACE_MARKER_CONTEXT("SkGpuDevice", "drawVertices", fContext.get());
SkASSERT(vertices);
SkVerticesPriv info(vertices->priv());
const SkRuntimeEffect* effect =
paint.getShader() ? as_SB(paint.getShader())->asRuntimeEffect() : nullptr;
GrPaint grPaint;
if (!init_vertices_paint(fContext.get(), fSurfaceDrawContext->colorInfo(), paint,
this->asMatrixProvider(), mode, info.hasColors(), &grPaint)) {
return;
}
fSurfaceDrawContext->drawVertices(this->clip(), std::move(grPaint), this->asMatrixProvider(),
sk_ref_sp(const_cast<SkVertices*>(vertices)), nullptr,
effect);
}
///////////////////////////////////////////////////////////////////////////////
void SkGpuDevice::drawShadow(const SkPath& path, const SkDrawShadowRec& rec) {
#if GR_TEST_UTILS
if (fContext->priv().options().fAllPathsVolatile && !path.isVolatile()) {
this->drawShadow(SkPath(path).setIsVolatile(true), rec);
return;
}
#endif
ASSERT_SINGLE_OWNER
GR_CREATE_TRACE_MARKER_CONTEXT("SkGpuDevice", "drawShadow", fContext.get());
if (!fSurfaceDrawContext->drawFastShadow(this->clip(), this->localToDevice(), path, rec)) {
// failed to find an accelerated case
this->INHERITED::drawShadow(path, rec);
}
}
///////////////////////////////////////////////////////////////////////////////
void SkGpuDevice::drawAtlas(const SkImage* atlas, const SkRSXform xform[],
const SkRect texRect[], const SkColor colors[], int count,
SkBlendMode mode, const SkSamplingOptions& sampling,
const SkPaint& paint) {
ASSERT_SINGLE_OWNER
GR_CREATE_TRACE_MARKER_CONTEXT("SkGpuDevice", "drawAtlas", fContext.get());
// Convert atlas to an image shader.
sk_sp<SkShader> shader = atlas->makeShader(sampling);
if (!shader) {
return;
}
// Create a fragment processor for atlas image.
GrFPArgs fpArgs(fContext.get(), this->asMatrixProvider(), &fSurfaceDrawContext->colorInfo());
std::unique_ptr<GrFragmentProcessor> shaderFP = as_SB(shader)->asFragmentProcessor(fpArgs);
if (shaderFP == nullptr) {
return;
}
GrPaint grPaint;
if (colors) {
if (!SkPaintToGrPaintWithBlendReplaceShader(
this->recordingContext(), fSurfaceDrawContext->colorInfo(), paint,
this->asMatrixProvider(), std::move(shaderFP), mode, &grPaint)) {
return;
}
} else {
if (!SkPaintToGrPaintReplaceShader(
this->recordingContext(), fSurfaceDrawContext->colorInfo(), paint,
this->asMatrixProvider(), std::move(shaderFP), &grPaint)) {
return;
}
}
fSurfaceDrawContext->drawAtlas(this->clip(), std::move(grPaint), this->localToDevice(), count,
xform, texRect, colors);
}
///////////////////////////////////////////////////////////////////////////////
void SkGpuDevice::onDrawGlyphRunList(const SkGlyphRunList& glyphRunList, const SkPaint& paint) {
ASSERT_SINGLE_OWNER
GR_CREATE_TRACE_MARKER_CONTEXT("SkGpuDevice", "drawGlyphRunList", fContext.get());
SkASSERT(!glyphRunList.hasRSXForm());
fSurfaceDrawContext->drawGlyphRunList(
this->clip(), this->asMatrixProvider(), glyphRunList, paint);
}
///////////////////////////////////////////////////////////////////////////////
void SkGpuDevice::drawDrawable(SkDrawable* drawable, const SkMatrix* matrix, SkCanvas* canvas) {
GrBackendApi api = this->recordingContext()->backend();
if (GrBackendApi::kVulkan == api) {
const SkMatrix& ctm = canvas->getLocalToDeviceAs3x3();
const SkMatrix& combinedMatrix = matrix ? SkMatrix::Concat(ctm, *matrix) : ctm;
std::unique_ptr<SkDrawable::GpuDrawHandler> gpuDraw =
drawable->snapGpuDrawHandler(api, combinedMatrix, canvas->getDeviceClipBounds(),
this->imageInfo());
if (gpuDraw) {
fSurfaceDrawContext->drawDrawable(std::move(gpuDraw), drawable->getBounds());
return;
}
}
this->INHERITED::drawDrawable(drawable, matrix, canvas);
}
///////////////////////////////////////////////////////////////////////////////
bool SkGpuDevice::wait(int numSemaphores, const GrBackendSemaphore* waitSemaphores,
bool deleteSemaphoresAfterWait) {
ASSERT_SINGLE_OWNER
return fSurfaceDrawContext->waitOnSemaphores(numSemaphores, waitSemaphores,
deleteSemaphoresAfterWait);
}
///////////////////////////////////////////////////////////////////////////////
SkBaseDevice* SkGpuDevice::onCreateDevice(const CreateInfo& cinfo, const SkPaint*) {
ASSERT_SINGLE_OWNER
SkSurfaceProps props(this->surfaceProps().flags(), cinfo.fPixelGeometry);
// layers are never drawn in repeat modes, so we can request an approx
// match and ignore any padding.
SkBackingFit fit = kNever_TileUsage == cinfo.fTileUsage ? SkBackingFit::kApprox
: SkBackingFit::kExact;
SkASSERT(cinfo.fInfo.colorType() != kRGBA_1010102_SkColorType);
auto sdc = GrSurfaceDrawContext::MakeWithFallback(
fContext.get(), SkColorTypeToGrColorType(cinfo.fInfo.colorType()),
fSurfaceDrawContext->colorInfo().refColorSpace(), fit, cinfo.fInfo.dimensions(), props,
fSurfaceDrawContext->numSamples(), GrMipmapped::kNo,
fSurfaceDrawContext->asSurfaceProxy()->isProtected(), kBottomLeft_GrSurfaceOrigin,
SkBudgeted::kYes);
if (!sdc) {
return nullptr;
}
// Skia's convention is to only clear a device if it is non-opaque.
InitContents init = cinfo.fInfo.isOpaque() ? kUninit_InitContents : kClear_InitContents;
return SkGpuDevice::Make(fContext.get(), std::move(sdc), init).release();
}
sk_sp<SkSurface> SkGpuDevice::makeSurface(const SkImageInfo& info, const SkSurfaceProps& props) {
ASSERT_SINGLE_OWNER
// TODO: Change the signature of newSurface to take a budgeted parameter.
static const SkBudgeted kBudgeted = SkBudgeted::kNo;
return SkSurface::MakeRenderTarget(fContext.get(), kBudgeted, info,
fSurfaceDrawContext->numSamples(),
fSurfaceDrawContext->origin(), &props);
}
SkImageFilterCache* SkGpuDevice::getImageFilterCache() {
ASSERT_SINGLE_OWNER
// We always return a transient cache, so it is freed after each
// filter traversal.
return SkImageFilterCache::Create(SkImageFilterCache::kDefaultTransientSize);
}
////////////////////////////////////////////////////////////////////////////////////
bool SkGpuDevice::android_utils_clipWithStencil() {
SkRegion clipRegion;
this->onAsRgnClip(&clipRegion);
if (clipRegion.isEmpty()) {
return false;
}
GrSurfaceDrawContext* sdc = fSurfaceDrawContext.get();
SkASSERT(sdc);
GrPaint grPaint;
grPaint.setXPFactory(GrDisableColorXPFactory::Get());
static constexpr GrUserStencilSettings kDrawToStencil(
GrUserStencilSettings::StaticInit<
0x1,
GrUserStencilTest::kAlways,
0x1,
GrUserStencilOp::kReplace,
GrUserStencilOp::kReplace,
0x1>()
);
// Regions don't actually need AA, but in DMSAA mode everything is antialiased.
GrAA aa = GrAA(fSurfaceDrawContext->alwaysAntialias());
sdc->drawRegion(nullptr, std::move(grPaint), aa, SkMatrix::I(), clipRegion,
GrStyle::SimpleFill(), &kDrawToStencil);
return true;
}