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skia2/tests/GrThreadSafeCacheTest.cpp
Greg Daniel c1bc0205d9 [graphite] Move GrResourceKey to skgpu::ResourceKey. 
We'll want to reuse this key class for Graphite resources as well. There
is nothing special about these keys that is Ganesh specific.

Bug: skia:12754
Change-Id: I39fe5a9968156985865bccbfc4978583120ac2e8
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/487384
Reviewed-by: Michael Ludwig <michaelludwig@google.com>
Commit-Queue: Greg Daniel <egdaniel@google.com>
2021-12-23 22:55:19 +00:00

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/*
* Copyright 2020 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "include/core/SkCanvas.h"
#include "include/core/SkDeferredDisplayListRecorder.h"
#include "include/core/SkSurfaceCharacterization.h"
#include "include/private/SkMalloc.h"
#include "include/utils/SkRandom.h"
#include "src/core/SkCanvasPriv.h"
#include "src/core/SkMessageBus.h"
#include "src/gpu/GrDefaultGeoProcFactory.h"
#include "src/gpu/GrDirectContextPriv.h"
#include "src/gpu/GrGpu.h"
#include "src/gpu/GrMemoryPool.h"
#include "src/gpu/GrOpFlushState.h"
#include "src/gpu/GrProxyProvider.h"
#include "src/gpu/GrRecordingContextPriv.h"
#include "src/gpu/GrResourceProvider.h"
#include "src/gpu/GrStyle.h"
#include "src/gpu/GrThreadSafeCache.h"
#include "src/gpu/ops/GrDrawOp.h"
#include "src/gpu/v1/SurfaceDrawContext_v1.h"
#include "tests/Test.h"
#include "tests/TestUtils.h"
#include "tools/gpu/ProxyUtils.h"
#include <thread>
static constexpr int kImageWH = 32;
static constexpr auto kImageOrigin = kBottomLeft_GrSurfaceOrigin;
static constexpr int kNoID = -1;
static SkImageInfo default_ii(int wh) {
return SkImageInfo::Make(wh, wh, kRGBA_8888_SkColorType, kPremul_SkAlphaType);
}
static std::unique_ptr<skgpu::v1::SurfaceDrawContext> new_SDC(GrRecordingContext* rContext,
int wh) {
return skgpu::v1::SurfaceDrawContext::Make(rContext,
GrColorType::kRGBA_8888,
nullptr,
SkBackingFit::kExact,
{wh, wh},
SkSurfaceProps(),
1,
GrMipMapped::kNo,
GrProtected::kNo,
kImageOrigin,
SkBudgeted::kYes);
}
static void create_view_key(skgpu::UniqueKey* key, int wh, int id) {
static const skgpu::UniqueKey::Domain kViewDomain = skgpu::UniqueKey::GenerateDomain();
skgpu::UniqueKey::Builder builder(key, kViewDomain, 1);
builder[0] = wh;
builder.finish();
if (id != kNoID) {
key->setCustomData(SkData::MakeWithCopy(&id, sizeof(id)));
}
}
static void create_vert_key(skgpu::UniqueKey* key, int wh, int id) {
static const skgpu::UniqueKey::Domain kVertDomain = skgpu::UniqueKey::GenerateDomain();
skgpu::UniqueKey::Builder builder(key, kVertDomain, 1);
builder[0] = wh;
builder.finish();
if (id != kNoID) {
key->setCustomData(SkData::MakeWithCopy(&id, sizeof(id)));
}
}
static bool default_is_newer_better(SkData* incumbent, SkData* challenger) {
return false;
}
// When testing views we create a bitmap that covers the entire screen and has an inset blue rect
// atop a field of white.
// When testing verts we clear the background to white and simply draw an inset blur rect.
static SkBitmap create_bitmap(int wh) {
SkBitmap bitmap;
bitmap.allocPixels(default_ii(wh));
SkCanvas tmp(bitmap);
tmp.clear(SK_ColorWHITE);
SkPaint blue;
blue.setColor(SK_ColorBLUE);
blue.setAntiAlias(false);
tmp.drawRect({10, 10, wh-10.0f, wh-10.0f}, blue);
bitmap.setImmutable();
return bitmap;
}
class GrThreadSafeVertexTestOp;
class TestHelper {
public:
struct Stats {
int fCacheHits = 0;
int fCacheMisses = 0;
int fNumSWCreations = 0;
int fNumLazyCreations = 0;
int fNumHWCreations = 0;
};
TestHelper(GrDirectContext* dContext,
GrThreadSafeCache::IsNewerBetter isNewerBetter = default_is_newer_better)
: fDContext(dContext)
, fIsNewerBetter(isNewerBetter) {
fDst = SkSurface::MakeRenderTarget(dContext, SkBudgeted::kNo, default_ii(kImageWH));
SkAssertResult(fDst);
SkSurfaceCharacterization characterization;
SkAssertResult(fDst->characterize(&characterization));
fRecorder1 = std::make_unique<SkDeferredDisplayListRecorder>(characterization);
this->ddlCanvas1()->clear(SkColors::kWhite);
fRecorder2 = std::make_unique<SkDeferredDisplayListRecorder>(characterization);
this->ddlCanvas2()->clear(SkColors::kWhite);
fDst->getCanvas()->clear(SkColors::kWhite);
}
~TestHelper() {
fDContext->flush();
fDContext->submit(true);
}
Stats* stats() { return &fStats; }
int numCacheEntries() const { return this->threadSafeCache()->numEntries(); }
GrDirectContext* dContext() { return fDContext; }
SkCanvas* liveCanvas() { return fDst ? fDst->getCanvas() : nullptr; }
SkCanvas* ddlCanvas1() { return fRecorder1 ? fRecorder1->getCanvas() : nullptr; }
sk_sp<SkDeferredDisplayList> snap1() {
if (fRecorder1) {
sk_sp<SkDeferredDisplayList> tmp = fRecorder1->detach();
fRecorder1 = nullptr;
return tmp;
}
return nullptr;
}
SkCanvas* ddlCanvas2() { return fRecorder2 ? fRecorder2->getCanvas() : nullptr; }
sk_sp<SkDeferredDisplayList> snap2() {
if (fRecorder2) {
sk_sp<SkDeferredDisplayList> tmp = fRecorder2->detach();
fRecorder2 = nullptr;
return tmp;
}
return nullptr;
}
GrThreadSafeCache* threadSafeCache() { return fDContext->priv().threadSafeCache(); }
const GrThreadSafeCache* threadSafeCache() const { return fDContext->priv().threadSafeCache(); }
typedef void (TestHelper::*addAccessFP)(SkCanvas*, int wh, int id,
bool failLookUp, bool failFillingIn);
typedef bool (TestHelper::*checkFP)(SkCanvas*, int wh,
int expectedHits, int expectedMisses,
int expectedNumRefs, int expectedID);
// Add a draw on 'canvas' that will introduce a ref on the 'wh' view
void addViewAccess(SkCanvas* canvas,
int wh,
int id = kNoID,
bool failLookup = false,
bool failFillingIn = false) {
auto rContext = canvas->recordingContext();
auto view = AccessCachedView(rContext, this->threadSafeCache(),
wh, failLookup, failFillingIn, id, &fStats);
SkASSERT(view);
auto sdc = SkCanvasPriv::TopDeviceSurfaceDrawContext(canvas);
sdc->drawTexture(nullptr,
view,
kPremul_SkAlphaType,
GrSamplerState::Filter::kNearest,
GrSamplerState::MipmapMode::kNone,
SkBlendMode::kSrcOver,
{1.0f, 1.0f, 1.0f, 1.0f},
SkRect::MakeWH(wh, wh),
SkRect::MakeWH(wh, wh),
GrAA::kNo,
GrQuadAAFlags::kNone,
SkCanvas::kFast_SrcRectConstraint,
SkMatrix::I(),
nullptr);
}
// Besides checking that the number of refs and cache hits and misses are as expected, this
// method also validates that the unique key doesn't appear in any of the other caches.
bool checkView(SkCanvas* canvas, int wh,
int expectedHits, int expectedMisses, int expectedNumRefs, int expectedID) {
if (fStats.fCacheHits != expectedHits || fStats.fCacheMisses != expectedMisses) {
SkDebugf("Hits E: %d A: %d --- Misses E: %d A: %d\n",
expectedHits, fStats.fCacheHits, expectedMisses, fStats.fCacheMisses);
return false;
}
skgpu::UniqueKey key;
create_view_key(&key, wh, kNoID);
auto threadSafeCache = this->threadSafeCache();
auto [view, xtraData] = threadSafeCache->findWithData(key);
if (!view.proxy()) {
return false;
}
if (expectedID < 0) {
if (xtraData) {
return false;
}
} else {
if (!xtraData) {
return false;
}
const int* cachedID = static_cast<const int*>(xtraData->data());
if (*cachedID != expectedID) {
return false;
}
}
if (!view.proxy()->refCntGreaterThan(expectedNumRefs+1) || // +1 for 'view's ref
view.proxy()->refCntGreaterThan(expectedNumRefs+2)) {
return false;
}
if (canvas) {
GrRecordingContext* rContext = canvas->recordingContext();
GrProxyProvider* recordingProxyProvider = rContext->priv().proxyProvider();
sk_sp<GrTextureProxy> result = recordingProxyProvider->findProxyByUniqueKey(key);
if (result) {
// views in this cache should never appear in the recorder's cache
return false;
}
}
{
GrProxyProvider* directProxyProvider = fDContext->priv().proxyProvider();
sk_sp<GrTextureProxy> result = directProxyProvider->findProxyByUniqueKey(key);
if (result) {
// views in this cache should never appear in the main proxy cache
return false;
}
}
{
auto resourceProvider = fDContext->priv().resourceProvider();
sk_sp<GrSurface> surf = resourceProvider->findByUniqueKey<GrSurface>(key);
if (surf) {
// the textures backing the views in this cache should never be discoverable in the
// resource cache
return false;
}
}
return true;
}
void addVertAccess(SkCanvas* canvas,
int wh,
int id,
bool failLookup,
bool failFillingIn,
GrThreadSafeVertexTestOp** createdOp);
// Add a draw on 'canvas' that will introduce a ref on a 'wh' vertex data
void addVertAccess(SkCanvas* canvas,
int wh,
int id = kNoID,
bool failLookup = false,
bool failFillingIn = false) {
this->addVertAccess(canvas, wh, id, failLookup, failFillingIn, nullptr);
}
bool checkVert(SkCanvas* canvas, int wh,
int expectedHits, int expectedMisses, int expectedNumRefs, int expectedID) {
if (fStats.fCacheHits != expectedHits || fStats.fCacheMisses != expectedMisses) {
SkDebugf("Hits E: %d A: %d --- Misses E: %d A: %d\n",
expectedHits, fStats.fCacheHits, expectedMisses, fStats.fCacheMisses);
return false;
}
skgpu::UniqueKey key;
create_vert_key(&key, wh, kNoID);
auto threadSafeCache = this->threadSafeCache();
auto [vertData, xtraData] = threadSafeCache->findVertsWithData(key);
if (!vertData) {
return false;
}
if (expectedID < 0) {
if (xtraData) {
return false;
}
} else {
if (!xtraData) {
return false;
}
const int* cachedID = static_cast<const int*>(xtraData->data());
if (*cachedID != expectedID) {
return false;
}
}
if (!vertData->refCntGreaterThan(expectedNumRefs+1) || // +1 for 'vertData's ref
vertData->refCntGreaterThan(expectedNumRefs+2)) {
return false;
}
{
auto resourceProvider = fDContext->priv().resourceProvider();
sk_sp<GrGpuBuffer> buffer = resourceProvider->findByUniqueKey<GrGpuBuffer>(key);
if (buffer) {
// the buffer holding the vertex data in this cache should never be discoverable
// in the resource cache
return false;
}
}
return true;
}
bool checkImage(skiatest::Reporter* reporter, sk_sp<SkSurface> s) {
SkBitmap actual;
actual.allocPixels(default_ii(kImageWH));
if (!s->readPixels(actual, 0, 0)) {
return false;
}
SkBitmap expected = create_bitmap(kImageWH);
const float tols[4] = { 0.0f, 0.0f, 0.0f, 0.0f };
auto error = std::function<ComparePixmapsErrorReporter>(
[reporter](int x, int y, const float diffs[4]) {
SkASSERT(x >= 0 && y >= 0);
ERRORF(reporter, "mismatch at %d, %d (%f, %f, %f %f)",
x, y, diffs[0], diffs[1], diffs[2], diffs[3]);
});
return ComparePixels(expected.pixmap(), actual.pixmap(), tols, error);
}
bool checkImage(skiatest::Reporter* reporter) {
return this->checkImage(reporter, fDst);
}
bool checkImage(skiatest::Reporter* reporter, sk_sp<SkDeferredDisplayList> ddl) {
sk_sp<SkSurface> tmp = SkSurface::MakeRenderTarget(fDContext,
SkBudgeted::kNo,
default_ii(kImageWH));
if (!tmp) {
return false;
}
if (!tmp->draw(std::move(ddl))) {
return false;
}
return this->checkImage(reporter, std::move(tmp));
}
size_t gpuSize(int wh) const {
GrBackendFormat format = fDContext->defaultBackendFormat(kRGBA_8888_SkColorType,
GrRenderable::kNo);
return GrSurface::ComputeSize(format, {wh, wh}, /*colorSamplesPerPixel=*/1,
GrMipMapped::kNo, /*binSize=*/false);
}
private:
static GrSurfaceProxyView AccessCachedView(GrRecordingContext*,
GrThreadSafeCache*,
int wh,
bool failLookup, bool failFillingIn, int id,
Stats*);
static GrSurfaceProxyView CreateViewOnCpu(GrRecordingContext*, int wh, Stats*);
static bool FillInViewOnGpu(GrDirectContext*, int wh, Stats*,
const GrSurfaceProxyView& lazyView,
sk_sp<GrThreadSafeCache::Trampoline>);
Stats fStats;
GrDirectContext* fDContext = nullptr;
GrThreadSafeCache::IsNewerBetter fIsNewerBetter;
sk_sp<SkSurface> fDst;
std::unique_ptr<SkDeferredDisplayListRecorder> fRecorder1;
std::unique_ptr<SkDeferredDisplayListRecorder> fRecorder2;
};
class GrThreadSafeVertexTestOp : public GrDrawOp {
public:
DEFINE_OP_CLASS_ID
static GrOp::Owner Make(GrRecordingContext* rContext, TestHelper::Stats* stats,
int wh, int id, bool failLookup, bool failFillingIn,
GrThreadSafeCache::IsNewerBetter isNewerBetter) {
return GrOp::Make<GrThreadSafeVertexTestOp>(
rContext, rContext, stats, wh, id, failLookup, failFillingIn, isNewerBetter);
}
const GrThreadSafeCache::VertexData* vertexData() const { return fVertexData.get(); }
private:
friend class GrOp; // for ctor
GrThreadSafeVertexTestOp(GrRecordingContext* rContext, TestHelper::Stats* stats, int wh, int id,
bool failLookup, bool failFillingIn,
GrThreadSafeCache::IsNewerBetter isNewerBetter)
: INHERITED(ClassID())
, fStats(stats)
, fWH(wh)
, fID(id)
, fFailFillingIn(failFillingIn)
, fIsNewerBetter(isNewerBetter) {
this->setBounds(SkRect::MakeIWH(fWH, fWH), HasAABloat::kNo, IsHairline::kNo);
// Normally we wouldn't add a ref to the vertex data at this point. However, it is
// needed in this unit test to get the ref counts on the uniquely keyed resources
// to be as expected.
this->findOrCreateVertices(rContext, failLookup, fFailFillingIn);
}
const char* name() const override { return "GrThreadSafeVertexTestOp"; }
FixedFunctionFlags fixedFunctionFlags() const override { return FixedFunctionFlags::kNone; }
GrProcessorSet::Analysis finalize(const GrCaps&, const GrAppliedClip*, GrClampType) override {
return GrProcessorSet::EmptySetAnalysis();
}
GrProgramInfo* createProgramInfo(const GrCaps* caps,
SkArenaAlloc* arena,
const GrSurfaceProxyView& writeView,
bool usesMSAASurface,
GrAppliedClip&& appliedClip,
const GrDstProxyView& dstProxyView,
GrXferBarrierFlags renderPassXferBarriers,
GrLoadOp colorLoadOp) const {
using namespace GrDefaultGeoProcFactory;
Color color({ 0.0f, 0.0f, 1.0f, 1.0f });
auto gp = MakeForDeviceSpace(arena, color,
Coverage::kSolid_Type,
LocalCoords::kUnused_Type,
SkMatrix::I());
return sk_gpu_test::CreateProgramInfo(caps, arena, writeView, usesMSAASurface,
std::move(appliedClip), dstProxyView,
gp, SkBlendMode::kSrcOver,
GrPrimitiveType::kTriangleStrip,
renderPassXferBarriers, colorLoadOp);
}
GrProgramInfo* createProgramInfo(GrOpFlushState* flushState) const {
return this->createProgramInfo(&flushState->caps(),
flushState->allocator(),
flushState->writeView(),
flushState->usesMSAASurface(),
flushState->detachAppliedClip(),
flushState->dstProxyView(),
flushState->renderPassBarriers(),
flushState->colorLoadOp());
}
void findOrCreateVertices(GrRecordingContext* rContext, bool failLookup, bool failFillingIn) {
if (!fVertexData) {
auto threadSafeViewCache = rContext->priv().threadSafeCache();
if (rContext->asDirectContext()) {
// The vertex variant doesn't have a correlate to lazyProxies but increment this
// here to make the unit tests happy.
++fStats->fNumLazyCreations;
}
skgpu::UniqueKey key;
create_vert_key(&key, fWH, fID);
// We can "fail the lookup" to simulate a threaded race condition
auto [cachedVerts, data] = threadSafeViewCache->findVertsWithData(key);
if (cachedVerts && !failLookup) {
fVertexData = cachedVerts;
++fStats->fCacheHits;
return;
}
++fStats->fCacheMisses;
if (!rContext->asDirectContext()) {
++fStats->fNumSWCreations;
}
constexpr size_t kVertSize = sizeof(SkPoint);
SkPoint* verts = static_cast<SkPoint*>(sk_malloc_throw(4 * kVertSize));
verts[0].set(10.0f, 10.0f);
verts[1].set(fWH-10.0f, 10.0f);
verts[2].set(10.0f, fWH-10.0f);
verts[3].set(fWH-10.0f, fWH-10.0f);
fVertexData = GrThreadSafeCache::MakeVertexData(verts, 4, kVertSize);
auto [tmpV, tmpD] = threadSafeViewCache->addVertsWithData(key, fVertexData,
fIsNewerBetter);
if (tmpV != fVertexData) {
// Someone beat us to creating the vertex data. Use that version.
fVertexData = tmpV;
}
}
if (auto dContext = rContext->asDirectContext(); dContext && !fVertexData->gpuBuffer()) {
auto rp = dContext->priv().resourceProvider();
if (!failFillingIn) {
++fStats->fNumHWCreations;
sk_sp<GrGpuBuffer> tmp = rp->createBuffer(fVertexData->size(),
GrGpuBufferType::kVertex,
kStatic_GrAccessPattern,
fVertexData->vertices());
fVertexData->setGpuBuffer(std::move(tmp));
}
}
}
void onPrePrepare(GrRecordingContext* rContext,
const GrSurfaceProxyView& writeView,
GrAppliedClip* clip,
const GrDstProxyView& dstProxyView,
GrXferBarrierFlags renderPassXferBarriers,
GrLoadOp colorLoadOp) override {
SkArenaAlloc* arena = rContext->priv().recordTimeAllocator();
// DMSAA is not supported on DDL.
bool usesMSAASurface = writeView.asRenderTargetProxy()->numSamples() > 1;
// This is equivalent to a GrOpFlushState::detachAppliedClip
GrAppliedClip appliedClip = clip ? std::move(*clip) : GrAppliedClip::Disabled();
fProgramInfo = this->createProgramInfo(rContext->priv().caps(), arena, writeView,
usesMSAASurface, std::move(appliedClip),
dstProxyView, renderPassXferBarriers, colorLoadOp);
rContext->priv().recordProgramInfo(fProgramInfo);
// This is now a noop (bc it is always called in the ctor) but is where we would normally
// create the vertices.
this->findOrCreateVertices(rContext, false, fFailFillingIn);
}
void onPrepare(GrOpFlushState* flushState) override {
auto dContext = flushState->gpu()->getContext();
// This call site is not a noop bc this op could've been created on with DDL context
// and, therefore, could be lacking a gpu-side buffer
this->findOrCreateVertices(dContext, false, fFailFillingIn);
}
void onExecute(GrOpFlushState* flushState, const SkRect& chainBounds) override {
if (!fVertexData || !fVertexData->gpuBuffer()) {
return;
}
if (!fProgramInfo) {
fProgramInfo = this->createProgramInfo(flushState);
}
flushState->bindPipeline(*fProgramInfo, SkRect::MakeIWH(fWH, fWH));
flushState->bindBuffers(nullptr, nullptr, fVertexData->refGpuBuffer());
flushState->draw(4, 0);
}
TestHelper::Stats* fStats;
int fWH;
int fID;
bool fFailFillingIn;
GrThreadSafeCache::IsNewerBetter fIsNewerBetter;
sk_sp<GrThreadSafeCache::VertexData> fVertexData;
GrProgramInfo* fProgramInfo = nullptr;
using INHERITED = GrDrawOp;
};
void TestHelper::addVertAccess(SkCanvas* canvas,
int wh, int id,
bool failLookup, bool failFillingIn,
GrThreadSafeVertexTestOp** createdOp) {
auto rContext = canvas->recordingContext();
auto sdc = SkCanvasPriv::TopDeviceSurfaceDrawContext(canvas);
GrOp::Owner op = GrThreadSafeVertexTestOp::Make(rContext, &fStats,
wh, id,
failLookup, failFillingIn,
fIsNewerBetter);
if (createdOp) {
*createdOp = (GrThreadSafeVertexTestOp*) op.get();
}
sdc->addDrawOp(std::move(op));
}
GrSurfaceProxyView TestHelper::CreateViewOnCpu(GrRecordingContext* rContext,
int wh,
Stats* stats) {
GrProxyProvider* proxyProvider = rContext->priv().proxyProvider();
sk_sp<GrTextureProxy> proxy = proxyProvider->createProxyFromBitmap(create_bitmap(wh),
GrMipmapped::kNo,
SkBackingFit::kExact,
SkBudgeted::kYes);
if (!proxy) {
return {};
}
GrSwizzle swizzle = rContext->priv().caps()->getReadSwizzle(proxy->backendFormat(),
GrColorType::kRGBA_8888);
++stats->fNumSWCreations;
return {std::move(proxy), kImageOrigin, swizzle};
}
bool TestHelper::FillInViewOnGpu(GrDirectContext* dContext, int wh, Stats* stats,
const GrSurfaceProxyView& lazyView,
sk_sp<GrThreadSafeCache::Trampoline> trampoline) {
std::unique_ptr<skgpu::v1::SurfaceDrawContext> sdc = new_SDC(dContext, wh);
GrPaint paint;
paint.setColor4f({0.0f, 0.0f, 1.0f, 1.0f});
sdc->clear(SkPMColor4f{1.0f, 1.0f, 1.0f, 1.0f});
sdc->drawRect(nullptr, std::move(paint), GrAA::kNo, SkMatrix::I(),
{ 10, 10, wh-10.0f, wh-10.0f }, &GrStyle::SimpleFill());
++stats->fNumHWCreations;
auto view = sdc->readSurfaceView();
SkASSERT(view.swizzle() == lazyView.swizzle());
SkASSERT(view.origin() == lazyView.origin());
trampoline->fProxy = view.asTextureProxyRef();
return true;
}
GrSurfaceProxyView TestHelper::AccessCachedView(GrRecordingContext* rContext,
GrThreadSafeCache* threadSafeCache,
int wh,
bool failLookup, bool failFillingIn, int id,
Stats* stats) {
skgpu::UniqueKey key;
create_view_key(&key, wh, id);
if (GrDirectContext* dContext = rContext->asDirectContext()) {
// The gpu thread gets priority over the recording threads. If the gpu thread is first,
// it crams a lazy proxy into the cache and then fills it in later.
auto [lazyView, trampoline] = GrThreadSafeCache::CreateLazyView(
dContext, GrColorType::kRGBA_8888, {wh, wh}, kImageOrigin, SkBackingFit::kExact);
++stats->fNumLazyCreations;
auto [view, data] = threadSafeCache->findOrAddWithData(key, lazyView);
if (view != lazyView) {
++stats->fCacheHits;
return view;
} else if (id != kNoID) {
// Make sure, in this case, that the customData stuck
SkASSERT(data);
SkDEBUGCODE(const int* cachedID = static_cast<const int*>(data->data());)
SkASSERT(*cachedID == id);
}
++stats->fCacheMisses;
if (failFillingIn) {
// Simulate something going horribly wrong at flush-time so no GrTexture is
// available to fulfill the lazy proxy.
return view;
}
if (!FillInViewOnGpu(dContext, wh, stats, lazyView, std::move(trampoline))) {
// In this case something has gone disastrously wrong so set up to drop the draw
// that needed this resource and reduce future pollution of the cache.
threadSafeCache->remove(key);
return {};
}
return view;
} else {
GrSurfaceProxyView view;
// We can "fail the lookup" to simulate a threaded race condition
if (view = threadSafeCache->find(key); !failLookup && view) {
++stats->fCacheHits;
return view;
}
++stats->fCacheMisses;
view = CreateViewOnCpu(rContext, wh, stats);
SkASSERT(view);
auto [newView, data] = threadSafeCache->addWithData(key, view);
if (view == newView && id != kNoID) {
// Make sure, in this case, that the customData stuck
SkASSERT(data);
SkDEBUGCODE(const int* cachedID = static_cast<const int*>(data->data());)
SkASSERT(*cachedID == id);
}
return newView;
}
}
// Case 1: ensure two DDL recorders share the view/vertexData
static void test_1(GrDirectContext* dContext, skiatest::Reporter* reporter,
TestHelper::addAccessFP addAccess,
TestHelper::checkFP check) {
TestHelper helper(dContext);
(helper.*addAccess)(helper.ddlCanvas1(), kImageWH, 1, false, false);
REPORTER_ASSERT(reporter, (helper.*check)(helper.ddlCanvas1(), kImageWH,
/*hits*/ 0, /*misses*/ 1, /*refs*/ 1, /*id*/ 1));
(helper.*addAccess)(helper.ddlCanvas2(), kImageWH, 2, false, false);
REPORTER_ASSERT(reporter, (helper.*check)(helper.ddlCanvas2(), kImageWH,
/*hits*/ 1, /*misses*/ 1, /*refs*/ 2, /*id*/ 1));
REPORTER_ASSERT(reporter, helper.numCacheEntries() == 1);
REPORTER_ASSERT(reporter, helper.stats()->fNumLazyCreations == 0);
REPORTER_ASSERT(reporter, helper.stats()->fNumHWCreations == 0);
REPORTER_ASSERT(reporter, helper.stats()->fNumSWCreations == 1);
helper.checkImage(reporter, helper.snap1());
helper.checkImage(reporter, helper.snap2());
}
DEF_GPUTEST_FOR_RENDERING_CONTEXTS(GrThreadSafeCache1View, reporter, ctxInfo) {
test_1(ctxInfo.directContext(), reporter, &TestHelper::addViewAccess, &TestHelper::checkView);
}
DEF_GPUTEST_FOR_RENDERING_CONTEXTS(GrThreadSafeCache1Verts, reporter, ctxInfo) {
test_1(ctxInfo.directContext(), reporter, &TestHelper::addVertAccess, &TestHelper::checkVert);
}
// Case 2: ensure that, if the direct context version wins, its result is reused by the
// DDL recorders
static void test_2(GrDirectContext* dContext, skiatest::Reporter* reporter,
TestHelper::addAccessFP addAccess,
TestHelper::checkFP check) {
TestHelper helper(dContext);
(helper.*addAccess)(helper.liveCanvas(), kImageWH, 1, false, false);
REPORTER_ASSERT(reporter, (helper.*check)(helper.liveCanvas(), kImageWH,
/*hits*/ 0, /*misses*/ 1, /*refs*/ 1, /*id*/ 1));
(helper.*addAccess)(helper.ddlCanvas1(), kImageWH, 2, false, false);
REPORTER_ASSERT(reporter, (helper.*check)(helper.ddlCanvas1(), kImageWH,
/*hits*/ 1, /*misses*/ 1, /*refs*/ 2, /*id*/ 1));
(helper.*addAccess)(helper.ddlCanvas2(), kImageWH, 3, false, false);
REPORTER_ASSERT(reporter, (helper.*check)(helper.ddlCanvas2(), kImageWH,
/*hits*/ 2, /*misses*/ 1, /*refs*/ 3, /*id*/ 1));
REPORTER_ASSERT(reporter, helper.numCacheEntries() == 1);
REPORTER_ASSERT(reporter, helper.stats()->fNumLazyCreations == 1);
REPORTER_ASSERT(reporter, helper.stats()->fNumHWCreations == 1);
REPORTER_ASSERT(reporter, helper.stats()->fNumSWCreations == 0);
helper.checkImage(reporter);
helper.checkImage(reporter, helper.snap1());
helper.checkImage(reporter, helper.snap2());
}
DEF_GPUTEST_FOR_RENDERING_CONTEXTS(GrThreadSafeCache2View, reporter, ctxInfo) {
test_2(ctxInfo.directContext(), reporter, &TestHelper::addViewAccess, &TestHelper::checkView);
}
DEF_GPUTEST_FOR_RENDERING_CONTEXTS(GrThreadSafeCache2Verts, reporter, ctxInfo) {
test_2(ctxInfo.directContext(), reporter, &TestHelper::addVertAccess, &TestHelper::checkVert);
}
// Case 3: ensure that, if the cpu-version wins, its result is reused by the direct context
static void test_3(GrDirectContext* dContext, skiatest::Reporter* reporter,
TestHelper::addAccessFP addAccess,
TestHelper::checkFP check) {
TestHelper helper(dContext);
(helper.*addAccess)(helper.ddlCanvas1(), kImageWH, 1, false, false);
REPORTER_ASSERT(reporter, (helper.*check)(helper.ddlCanvas1(), kImageWH,
/*hits*/ 0, /*misses*/ 1, /*refs*/ 1, /*id*/ 1));
(helper.*addAccess)(helper.liveCanvas(), kImageWH, 2, false, false);
REPORTER_ASSERT(reporter, (helper.*check)(helper.liveCanvas(), kImageWH,
/*hits*/ 1, /*misses*/ 1, /*refs*/ 2, /*id*/ 1));
REPORTER_ASSERT(reporter, helper.numCacheEntries() == 1);
REPORTER_ASSERT(reporter, helper.stats()->fNumLazyCreations == 1);
REPORTER_ASSERT(reporter, helper.stats()->fNumHWCreations == 0);
REPORTER_ASSERT(reporter, helper.stats()->fNumSWCreations == 1);
helper.checkImage(reporter);
helper.checkImage(reporter, helper.snap1());
}
DEF_GPUTEST_FOR_RENDERING_CONTEXTS(GrThreadSafeCache3View, reporter, ctxInfo) {
test_3(ctxInfo.directContext(), reporter, &TestHelper::addViewAccess, &TestHelper::checkView);
}
DEF_GPUTEST_FOR_RENDERING_CONTEXTS(GrThreadSafeCache3Verts, reporter, ctxInfo) {
test_3(ctxInfo.directContext(), reporter, &TestHelper::addVertAccess, &TestHelper::checkVert);
}
// Case 4: ensure that, if two DDL recorders get in a race, they still end up sharing a single
// view/vertexData
static void test_4(GrDirectContext* dContext, skiatest::Reporter* reporter,
TestHelper::addAccessFP addAccess,
TestHelper::checkFP check) {
TestHelper helper(dContext);
(helper.*addAccess)(helper.ddlCanvas1(), kImageWH, 1, false, false);
REPORTER_ASSERT(reporter, (helper.*check)(helper.ddlCanvas1(), kImageWH,
/*hits*/ 0, /*misses*/ 1, /*refs*/ 1, /*id*/ 1));
static const bool kFailLookup = true;
(helper.*addAccess)(helper.ddlCanvas2(), kImageWH, 2, kFailLookup, false);
REPORTER_ASSERT(reporter, (helper.*check)(helper.ddlCanvas2(), kImageWH,
/*hits*/ 0, /*misses*/ 2, /*refs*/ 2, /*id*/ 1));
REPORTER_ASSERT(reporter, helper.numCacheEntries() == 1);
REPORTER_ASSERT(reporter, helper.stats()->fNumLazyCreations == 0);
REPORTER_ASSERT(reporter, helper.stats()->fNumHWCreations == 0);
REPORTER_ASSERT(reporter, helper.stats()->fNumSWCreations == 2);
helper.checkImage(reporter, helper.snap1());
helper.checkImage(reporter, helper.snap2());
}
DEF_GPUTEST_FOR_RENDERING_CONTEXTS(GrThreadSafeCache4View, reporter, ctxInfo) {
test_4(ctxInfo.directContext(), reporter, &TestHelper::addViewAccess, &TestHelper::checkView);
}
DEF_GPUTEST_FOR_RENDERING_CONTEXTS(GrThreadSafeCache4Verts, reporter, ctxInfo) {
test_4(ctxInfo.directContext(), reporter, &TestHelper::addVertAccess, &TestHelper::checkVert);
}
// Case 4.5: check that, if a live rendering and a DDL recording get into a race, the live
// rendering takes precedence.
static void test_4_5(GrDirectContext* dContext, skiatest::Reporter* reporter,
TestHelper::addAccessFP addAccess,
TestHelper::checkFP check) {
TestHelper helper(dContext);
(helper.*addAccess)(helper.liveCanvas(), kImageWH, 1, false, false);
REPORTER_ASSERT(reporter, (helper.*check)(helper.liveCanvas(), kImageWH,
/*hits*/ 0, /*misses*/ 1, /*refs*/ 1, /*id*/ 1));
REPORTER_ASSERT(reporter, helper.numCacheEntries() == 1);
REPORTER_ASSERT(reporter, helper.stats()->fNumLazyCreations == 1);
REPORTER_ASSERT(reporter, helper.stats()->fNumHWCreations == 1);
REPORTER_ASSERT(reporter, helper.stats()->fNumSWCreations == 0);
static const bool kFailLookup = true;
(helper.*addAccess)(helper.ddlCanvas1(), kImageWH, 2, kFailLookup, false);
REPORTER_ASSERT(reporter, (helper.*check)(helper.ddlCanvas1(), kImageWH,
/*hits*/ 0, /*misses*/ 2, /*refs*/ 2, /*id*/ 1));
REPORTER_ASSERT(reporter, helper.numCacheEntries() == 1);
REPORTER_ASSERT(reporter, helper.stats()->fNumLazyCreations == 1);
REPORTER_ASSERT(reporter, helper.stats()->fNumHWCreations == 1);
REPORTER_ASSERT(reporter, helper.stats()->fNumSWCreations == 1);
helper.checkImage(reporter);
helper.checkImage(reporter, helper.snap1());
}
DEF_GPUTEST_FOR_RENDERING_CONTEXTS(GrThreadSafeCache4_5View, reporter, ctxInfo) {
test_4_5(ctxInfo.directContext(), reporter,
&TestHelper::addViewAccess, &TestHelper::checkView);
}
DEF_GPUTEST_FOR_RENDERING_CONTEXTS(GrThreadSafeCache4_5Verts, reporter, ctxInfo) {
test_4_5(ctxInfo.directContext(), reporter,
&TestHelper::addVertAccess, &TestHelper::checkVert);
}
// Case 4.75: check that, if a live rendering fails to generate the content needed to instantiate
// its lazy proxy, life goes on
static void test_4_75(GrDirectContext* dContext, skiatest::Reporter* reporter,
TestHelper::addAccessFP addAccess,
TestHelper::checkFP check) {
TestHelper helper(dContext);
static const bool kFailFillingIn = true;
(helper.*addAccess)(helper.liveCanvas(), kImageWH, kNoID, false, kFailFillingIn);
REPORTER_ASSERT(reporter, (helper.*check)(helper.liveCanvas(), kImageWH,
/*hits*/ 0, /*misses*/ 1, /*refs*/ 1, kNoID));
REPORTER_ASSERT(reporter, helper.numCacheEntries() == 1);
REPORTER_ASSERT(reporter, helper.stats()->fNumLazyCreations == 1);
REPORTER_ASSERT(reporter, helper.stats()->fNumHWCreations == 0);
REPORTER_ASSERT(reporter, helper.stats()->fNumSWCreations == 0);
dContext->flush();
dContext->submit(true);
REPORTER_ASSERT(reporter, (helper.*check)(helper.liveCanvas(), kImageWH,
/*hits*/ 0, /*misses*/ 1, /*refs*/ 0, kNoID));
REPORTER_ASSERT(reporter, helper.numCacheEntries() == 1);
REPORTER_ASSERT(reporter, helper.stats()->fNumLazyCreations == 1);
REPORTER_ASSERT(reporter, helper.stats()->fNumHWCreations == 0);
REPORTER_ASSERT(reporter, helper.stats()->fNumSWCreations == 0);
}
DEF_GPUTEST_FOR_RENDERING_CONTEXTS(GrThreadSafeCache4_75View, reporter, ctxInfo) {
test_4_75(ctxInfo.directContext(), reporter,
&TestHelper::addViewAccess, &TestHelper::checkView);
}
DEF_GPUTEST_FOR_RENDERING_CONTEXTS(GrThreadSafeCache4_75Verts, reporter, ctxInfo) {
test_4_75(ctxInfo.directContext(), reporter,
&TestHelper::addVertAccess, &TestHelper::checkVert);
}
// Case 5: ensure that expanding the map works (esp. wrt custom data)
static void test_5(GrDirectContext* dContext, skiatest::Reporter* reporter,
TestHelper::addAccessFP addAccess,
TestHelper::checkFP check) {
TestHelper helper(dContext);
auto threadSafeCache = helper.threadSafeCache();
int size = 16;
(helper.*addAccess)(helper.ddlCanvas1(), size, /*id*/ size, false, false);
size_t initialSize = threadSafeCache->approxBytesUsedForHash();
while (initialSize == threadSafeCache->approxBytesUsedForHash()) {
size *= 2;
(helper.*addAccess)(helper.ddlCanvas1(), size, /*id*/ size, false, false);
}
for (int i = 16; i <= size; i *= 2) {
REPORTER_ASSERT(reporter, (helper.*check)(helper.ddlCanvas1(),
/*wh*/ i,
/*hits*/ 0,
/*misses*/ threadSafeCache->numEntries(),
/*refs*/ 1,
/*id*/ i));
}
}
DEF_GPUTEST_FOR_RENDERING_CONTEXTS(GrThreadSafeCache5View, reporter, ctxInfo) {
test_5(ctxInfo.directContext(), reporter, &TestHelper::addViewAccess, &TestHelper::checkView);
}
DEF_GPUTEST_FOR_RENDERING_CONTEXTS(GrThreadSafeCache5Verts, reporter, ctxInfo) {
test_5(ctxInfo.directContext(), reporter, &TestHelper::addVertAccess, &TestHelper::checkVert);
}
// Case 6: Check on dropping refs. In particular, that the cache has its own ref to keep
// the backing resource alive and locked.
static void test_6(GrDirectContext* dContext, skiatest::Reporter* reporter,
TestHelper::addAccessFP addAccess,
TestHelper::checkFP check) {
TestHelper helper(dContext);
(helper.*addAccess)(helper.ddlCanvas1(), kImageWH, kNoID, false, false);
sk_sp<SkDeferredDisplayList> ddl1 = helper.snap1();
REPORTER_ASSERT(reporter, (helper.*check)(nullptr, kImageWH,
/*hits*/ 0, /*misses*/ 1, /*refs*/ 1, kNoID));
(helper.*addAccess)(helper.ddlCanvas2(), kImageWH, kNoID, false, false);
sk_sp<SkDeferredDisplayList> ddl2 = helper.snap2();
REPORTER_ASSERT(reporter, (helper.*check)(nullptr, kImageWH,
/*hits*/ 1, /*misses*/ 1, /*refs*/ 2, kNoID));
REPORTER_ASSERT(reporter, helper.numCacheEntries() == 1);
ddl1 = nullptr;
REPORTER_ASSERT(reporter, (helper.*check)(nullptr, kImageWH,
/*hits*/ 1, /*misses*/ 1, /*refs*/ 1, kNoID));
ddl2 = nullptr;
REPORTER_ASSERT(reporter, (helper.*check)(nullptr, kImageWH,
/*hits*/ 1, /*misses*/ 1, /*refs*/ 0, kNoID));
// The cache still has its ref
REPORTER_ASSERT(reporter, helper.numCacheEntries() == 1);
REPORTER_ASSERT(reporter, (helper.*check)(nullptr, kImageWH,
/*hits*/ 1, /*misses*/ 1, /*refs*/ 0, kNoID));
}
DEF_GPUTEST_FOR_RENDERING_CONTEXTS(GrThreadSafeCache6View, reporter, ctxInfo) {
test_6(ctxInfo.directContext(), reporter, &TestHelper::addViewAccess, &TestHelper::checkView);
}
DEF_GPUTEST_FOR_RENDERING_CONTEXTS(GrThreadSafeCache6Verts, reporter, ctxInfo) {
test_6(ctxInfo.directContext(), reporter, &TestHelper::addVertAccess, &TestHelper::checkVert);
}
// Case 7: Check that invoking dropAllRefs and dropUniqueRefs directly works as expected; i.e.,
// dropAllRefs removes everything while dropUniqueRefs is more measured.
static void test_7(GrDirectContext* dContext, skiatest::Reporter* reporter,
TestHelper::addAccessFP addAccess,
TestHelper::checkFP check) {
TestHelper helper(dContext);
(helper.*addAccess)(helper.ddlCanvas1(), kImageWH, kNoID, false, false);
sk_sp<SkDeferredDisplayList> ddl1 = helper.snap1();
REPORTER_ASSERT(reporter, (helper.*check)(nullptr, kImageWH,
/*hits*/ 0, /*misses*/ 1, /*refs*/ 1, kNoID));
(helper.*addAccess)(helper.ddlCanvas2(), 2*kImageWH, kNoID, false, false);
sk_sp<SkDeferredDisplayList> ddl2 = helper.snap2();
REPORTER_ASSERT(reporter, (helper.*check)(nullptr, 2*kImageWH,
/*hits*/ 0, /*misses*/ 2, /*refs*/ 1, kNoID));
REPORTER_ASSERT(reporter, helper.numCacheEntries() == 2);
helper.threadSafeCache()->dropUniqueRefs(nullptr);
REPORTER_ASSERT(reporter, helper.numCacheEntries() == 2);
ddl1 = nullptr;
helper.threadSafeCache()->dropUniqueRefs(nullptr);
REPORTER_ASSERT(reporter, helper.numCacheEntries() == 1);
REPORTER_ASSERT(reporter, (helper.*check)(nullptr, 2*kImageWH,
/*hits*/ 0, /*misses*/ 2, /*refs*/ 1, kNoID));
helper.threadSafeCache()->dropAllRefs();
REPORTER_ASSERT(reporter, helper.numCacheEntries() == 0);
ddl2 = nullptr;
}
DEF_GPUTEST_FOR_RENDERING_CONTEXTS(GrThreadSafeCache7View, reporter, ctxInfo) {
test_7(ctxInfo.directContext(), reporter, &TestHelper::addViewAccess, &TestHelper::checkView);
}
DEF_GPUTEST_FOR_RENDERING_CONTEXTS(GrThreadSafeCache7Verts, reporter, ctxInfo) {
test_7(ctxInfo.directContext(), reporter, &TestHelper::addVertAccess, &TestHelper::checkVert);
}
// Case 8: This checks that GrContext::abandonContext works as expected wrt the thread
// safe cache. This simulates the case where we have one DDL that has finished
// recording but one still recording when the abandonContext fires.
static void test_8(GrDirectContext* dContext, skiatest::Reporter* reporter,
TestHelper::addAccessFP addAccess,
TestHelper::checkFP check) {
TestHelper helper(dContext);
(helper.*addAccess)(helper.liveCanvas(), kImageWH, kNoID, false, false);
REPORTER_ASSERT(reporter, (helper.*check)(helper.liveCanvas(), kImageWH,
/*hits*/ 0, /*misses*/ 1, /*refs*/ 1, kNoID));
(helper.*addAccess)(helper.ddlCanvas1(), kImageWH, kNoID, false, false);
sk_sp<SkDeferredDisplayList> ddl1 = helper.snap1();
REPORTER_ASSERT(reporter, (helper.*check)(helper.ddlCanvas1(), kImageWH,
/*hits*/ 1, /*misses*/ 1, /*refs*/ 2, kNoID));
(helper.*addAccess)(helper.ddlCanvas2(), kImageWH, kNoID, false, false);
REPORTER_ASSERT(reporter, (helper.*check)(helper.ddlCanvas2(), kImageWH,
/*hits*/ 2, /*misses*/ 1, /*refs*/ 3, kNoID));
REPORTER_ASSERT(reporter, helper.numCacheEntries() == 1);
REPORTER_ASSERT(reporter, helper.stats()->fNumLazyCreations == 1);
REPORTER_ASSERT(reporter, helper.stats()->fNumHWCreations == 1);
REPORTER_ASSERT(reporter, helper.stats()->fNumSWCreations == 0);
dContext->abandonContext(); // This should exercise dropAllRefs
sk_sp<SkDeferredDisplayList> ddl2 = helper.snap2();
REPORTER_ASSERT(reporter, helper.numCacheEntries() == 0);
ddl1 = nullptr;
ddl2 = nullptr;
}
DEF_GPUTEST_FOR_RENDERING_CONTEXTS(GrThreadSafeCache8View, reporter, ctxInfo) {
test_8(ctxInfo.directContext(), reporter, &TestHelper::addViewAccess, &TestHelper::checkView);
}
DEF_GPUTEST_FOR_RENDERING_CONTEXTS(GrThreadSafeCache8Verts, reporter, ctxInfo) {
test_8(ctxInfo.directContext(), reporter, &TestHelper::addVertAccess, &TestHelper::checkVert);
}
// Case 9: This checks that GrContext::releaseResourcesAndAbandonContext works as expected wrt
// the thread safe cache. This simulates the case where we have one DDL that has finished
// recording but one still recording when the releaseResourcesAndAbandonContext fires.
static void test_9(GrDirectContext* dContext, skiatest::Reporter* reporter,
TestHelper::addAccessFP addAccess,
TestHelper::checkFP check) {
TestHelper helper(dContext);
(helper.*addAccess)(helper.liveCanvas(), kImageWH, kNoID, false, false);
REPORTER_ASSERT(reporter, (helper.*check)(helper.liveCanvas(), kImageWH,
/*hits*/ 0, /*misses*/ 1, /*refs*/ 1, kNoID));
(helper.*addAccess)(helper.ddlCanvas1(), kImageWH, kNoID, false, false);
sk_sp<SkDeferredDisplayList> ddl1 = helper.snap1();
REPORTER_ASSERT(reporter, (helper.*check)(helper.ddlCanvas1(), kImageWH,
/*hits*/ 1, /*misses*/ 1, /*refs*/ 2, kNoID));
(helper.*addAccess)(helper.ddlCanvas2(), kImageWH, kNoID, false, false);
REPORTER_ASSERT(reporter, (helper.*check)(helper.ddlCanvas2(), kImageWH,
/*hits*/ 2, /*misses*/ 1, /*refs*/ 3, kNoID));
REPORTER_ASSERT(reporter, helper.numCacheEntries() == 1);
REPORTER_ASSERT(reporter, helper.stats()->fNumLazyCreations == 1);
REPORTER_ASSERT(reporter, helper.stats()->fNumHWCreations == 1);
REPORTER_ASSERT(reporter, helper.stats()->fNumSWCreations == 0);
dContext->releaseResourcesAndAbandonContext(); // This should hit dropAllRefs
sk_sp<SkDeferredDisplayList> ddl2 = helper.snap2();
REPORTER_ASSERT(reporter, helper.numCacheEntries() == 0);
ddl1 = nullptr;
ddl2 = nullptr;
}
DEF_GPUTEST_FOR_RENDERING_CONTEXTS(GrThreadSafeCache9View, reporter, ctxInfo) {
test_9(ctxInfo.directContext(), reporter, &TestHelper::addViewAccess, &TestHelper::checkView);
}
DEF_GPUTEST_FOR_RENDERING_CONTEXTS(GrThreadSafeCache9Verts, reporter, ctxInfo) {
test_9(ctxInfo.directContext(), reporter, &TestHelper::addVertAccess, &TestHelper::checkVert);
}
// Case 10: This checks that the GrContext::purgeUnlockedResources(size_t) variant works as
// expected wrt the thread safe cache. It, in particular, tests out the MRU behavior
// of the shared cache.
static void test_10(GrDirectContext* dContext, skiatest::Reporter* reporter,
TestHelper::addAccessFP addAccess,
TestHelper::checkFP check) {
if (GrBackendApi::kOpenGL != dContext->backend()) {
// The lower-level backends have too much going on for the following simple purging
// test to work
return;
}
TestHelper helper(dContext);
(helper.*addAccess)(helper.liveCanvas(), kImageWH, kNoID, false, false);
REPORTER_ASSERT(reporter, (helper.*check)(helper.liveCanvas(), kImageWH,
/*hits*/ 0, /*misses*/ 1, /*refs*/ 1, kNoID));
(helper.*addAccess)(helper.ddlCanvas1(), kImageWH, kNoID, false, false);
sk_sp<SkDeferredDisplayList> ddl1 = helper.snap1();
REPORTER_ASSERT(reporter, (helper.*check)(helper.ddlCanvas1(), kImageWH,
/*hits*/ 1, /*misses*/ 1, /*refs*/ 2, kNoID));
(helper.*addAccess)(helper.liveCanvas(), 2*kImageWH, kNoID, false, false);
REPORTER_ASSERT(reporter, (helper.*check)(helper.liveCanvas(), 2*kImageWH,
/*hits*/ 1, /*misses*/ 2, /*refs*/ 1, kNoID));
(helper.*addAccess)(helper.ddlCanvas2(), 2*kImageWH, kNoID, false, false);
sk_sp<SkDeferredDisplayList> ddl2 = helper.snap2();
REPORTER_ASSERT(reporter, (helper.*check)(helper.ddlCanvas2(), 2*kImageWH,
/*hits*/ 2, /*misses*/ 2, /*refs*/ 2, kNoID));
dContext->flush();
dContext->submit(true);
// This should clear out everything but the textures locked in the thread-safe cache
dContext->purgeUnlockedResources(false);
ddl1 = nullptr;
ddl2 = nullptr;
REPORTER_ASSERT(reporter, helper.numCacheEntries() == 2);
REPORTER_ASSERT(reporter, (helper.*check)(helper.liveCanvas(), kImageWH,
/*hits*/ 2, /*misses*/ 2, /*refs*/ 0, kNoID));
REPORTER_ASSERT(reporter, (helper.*check)(helper.liveCanvas(), 2*kImageWH,
/*hits*/ 2, /*misses*/ 2, /*refs*/ 0, kNoID));
// Regardless of which image is MRU, this should force the other out
size_t desiredBytes = helper.gpuSize(2*kImageWH) + helper.gpuSize(kImageWH)/2;
auto cache = dContext->priv().getResourceCache();
size_t currentBytes = cache->getResourceBytes();
SkASSERT(currentBytes >= desiredBytes);
size_t amountToPurge = currentBytes - desiredBytes;
// The 2*kImageWH texture should be MRU.
dContext->purgeUnlockedResources(amountToPurge, true);
REPORTER_ASSERT(reporter, helper.numCacheEntries() == 1);
REPORTER_ASSERT(reporter, (helper.*check)(helper.liveCanvas(), 2*kImageWH,
/*hits*/ 2, /*misses*/ 2, /*refs*/ 0, kNoID));
}
DEF_GPUTEST_FOR_RENDERING_CONTEXTS(GrThreadSafeCache10View, reporter, ctxInfo) {
test_10(ctxInfo.directContext(), reporter, &TestHelper::addViewAccess, &TestHelper::checkView);
}
// To enable test_10 with verts would require a bit more work, namely:
// have a different # of verts based on size
// also pass in a gpuSize function to 'test_10'
//DEF_GPUTEST_FOR_RENDERING_CONTEXTS(GrThreadSafeCache10Verts, reporter, ctxInfo) {
// test_10(ctxInfo.directContext(), reporter, &TestHelper::addVertAccess, &TestHelper::checkVert);
//}
// Case 11: This checks that scratch-only variant of GrContext::purgeUnlockedResources works as
// expected wrt the thread safe cache. In particular, that when 'scratchResourcesOnly'
// is true, the call has no effect on the cache.
static void test_11(GrDirectContext* dContext, skiatest::Reporter* reporter,
TestHelper::addAccessFP addAccess,
TestHelper::checkFP check) {
TestHelper helper(dContext);
(helper.*addAccess)(helper.liveCanvas(), kImageWH, kNoID, false, false);
REPORTER_ASSERT(reporter, (helper.*check)(helper.liveCanvas(), kImageWH,
/*hits*/ 0, /*misses*/ 1, /*refs*/ 1, kNoID));
(helper.*addAccess)(helper.liveCanvas(), 2*kImageWH, kNoID, false, false);
REPORTER_ASSERT(reporter, (helper.*check)(helper.liveCanvas(), 2*kImageWH,
/*hits*/ 0, /*misses*/ 2, /*refs*/ 1, kNoID));
dContext->flush();
dContext->submit(true);
REPORTER_ASSERT(reporter, helper.numCacheEntries() == 2);
REPORTER_ASSERT(reporter, (helper.*check)(helper.liveCanvas(), kImageWH,
/*hits*/ 0, /*misses*/ 2, /*refs*/ 0, kNoID));
REPORTER_ASSERT(reporter, (helper.*check)(helper.liveCanvas(), 2*kImageWH,
/*hits*/ 0, /*misses*/ 2, /*refs*/ 0, kNoID));
// This shouldn't remove anything from the cache
dContext->purgeUnlockedResources(/* scratchResourcesOnly */ true);
REPORTER_ASSERT(reporter, helper.numCacheEntries() == 2);
dContext->purgeUnlockedResources(/* scratchResourcesOnly */ false);
REPORTER_ASSERT(reporter, helper.numCacheEntries() == 0);
}
DEF_GPUTEST_FOR_RENDERING_CONTEXTS(GrThreadSafeCache11View, reporter, ctxInfo) {
test_11(ctxInfo.directContext(), reporter, &TestHelper::addViewAccess, &TestHelper::checkView);
}
DEF_GPUTEST_FOR_RENDERING_CONTEXTS(GrThreadSafeCache11Verts, reporter, ctxInfo) {
test_11(ctxInfo.directContext(), reporter, &TestHelper::addVertAccess, &TestHelper::checkVert);
}
// Case 12: Test out purges caused by resetting the cache budget to 0. Note that, due to
// the how the cache operates (i.e., not directly driven by ref/unrefs) there
// needs to be an explicit kick to purge the cache.
static void test_12(GrDirectContext* dContext, skiatest::Reporter* reporter,
TestHelper::addAccessFP addAccess,
TestHelper::checkFP check) {
TestHelper helper(dContext);
(helper.*addAccess)(helper.liveCanvas(), kImageWH, kNoID, false, false);
REPORTER_ASSERT(reporter, (helper.*check)(helper.liveCanvas(), kImageWH,
/*hits*/ 0, /*misses*/ 1, /*refs*/ 1, kNoID));
(helper.*addAccess)(helper.ddlCanvas1(), kImageWH, kNoID, false, false);
sk_sp<SkDeferredDisplayList> ddl1 = helper.snap1();
REPORTER_ASSERT(reporter, (helper.*check)(helper.ddlCanvas1(), kImageWH,
/*hits*/ 1, /*misses*/ 1, /*refs*/ 2, kNoID));
(helper.*addAccess)(helper.liveCanvas(), 2*kImageWH, kNoID, false, false);
REPORTER_ASSERT(reporter, (helper.*check)(helper.liveCanvas(), 2*kImageWH,
/*hits*/ 1, /*misses*/ 2, /*refs*/ 1, kNoID));
dContext->flush();
dContext->submit(true);
REPORTER_ASSERT(reporter, helper.numCacheEntries() == 2);
REPORTER_ASSERT(reporter, (helper.*check)(helper.liveCanvas(), kImageWH,
/*hits*/ 1, /*misses*/ 2, /*refs*/ 1, kNoID));
REPORTER_ASSERT(reporter, (helper.*check)(helper.liveCanvas(), 2*kImageWH,
/*hits*/ 1, /*misses*/ 2, /*refs*/ 0, kNoID));
dContext->setResourceCacheLimit(0);
REPORTER_ASSERT(reporter, helper.numCacheEntries() == 1);
ddl1 = nullptr;
// Explicitly kick off the purge - it won't happen automatically on unref
dContext->performDeferredCleanup(std::chrono::milliseconds(0));
REPORTER_ASSERT(reporter, helper.numCacheEntries() == 0);
}
DEF_GPUTEST_FOR_RENDERING_CONTEXTS(GrThreadSafeCache12View, reporter, ctxInfo) {
test_12(ctxInfo.directContext(), reporter, &TestHelper::addViewAccess, &TestHelper::checkView);
}
DEF_GPUTEST_FOR_RENDERING_CONTEXTS(GrThreadSafeCache12Verts, reporter, ctxInfo) {
test_12(ctxInfo.directContext(), reporter, &TestHelper::addVertAccess, &TestHelper::checkVert);
}
// Case 13: Test out the 'msNotUsed' parameter to GrContext::performDeferredCleanup.
static void test_13(GrDirectContext* dContext, skiatest::Reporter* reporter,
TestHelper::addAccessFP addAccess,
TestHelper::checkFP check) {
TestHelper helper(dContext);
(helper.*addAccess)(helper.ddlCanvas1(), kImageWH, kNoID, false, false);
REPORTER_ASSERT(reporter, (helper.*check)(helper.ddlCanvas1(), kImageWH,
/*hits*/ 0, /*misses*/ 1, /*refs*/ 1, kNoID));
sk_sp<SkDeferredDisplayList> ddl1 = helper.snap1();
std::this_thread::sleep_for(std::chrono::milliseconds(5));
auto firstTime = GrStdSteadyClock::now();
std::this_thread::sleep_for(std::chrono::milliseconds(5));
(helper.*addAccess)(helper.ddlCanvas2(), 2*kImageWH, kNoID, false, false);
REPORTER_ASSERT(reporter, (helper.*check)(helper.ddlCanvas2(), 2*kImageWH,
/*hits*/ 0, /*misses*/ 2, /*refs*/ 1, kNoID));
sk_sp<SkDeferredDisplayList> ddl2 = helper.snap2();
ddl1 = nullptr;
ddl2 = nullptr;
REPORTER_ASSERT(reporter, helper.numCacheEntries() == 2);
auto secondTime = GrStdSteadyClock::now();
auto msecs = std::chrono::duration_cast<std::chrono::milliseconds>(secondTime - firstTime);
dContext->performDeferredCleanup(msecs);
REPORTER_ASSERT(reporter, helper.numCacheEntries() == 1);
REPORTER_ASSERT(reporter, (helper.*check)(helper.liveCanvas(), 2*kImageWH,
/*hits*/ 0, /*misses*/ 2, /*refs*/ 0, kNoID));
}
DEF_GPUTEST_FOR_RENDERING_CONTEXTS(GrThreadSafeCache13View, reporter, ctxInfo) {
test_13(ctxInfo.directContext(), reporter, &TestHelper::addViewAccess, &TestHelper::checkView);
}
DEF_GPUTEST_FOR_RENDERING_CONTEXTS(GrThreadSafeCache13Verts, reporter, ctxInfo) {
test_13(ctxInfo.directContext(), reporter, &TestHelper::addVertAccess, &TestHelper::checkVert);
}
// Case 14: Test out mixing & matching view & vertex data w/ recycling of the cache entries to
// wring out the anonymous union code. This is mainly for the MSAN bot's consumption.
DEF_GPUTEST_FOR_RENDERING_CONTEXTS(GrThreadSafeCache14, reporter, ctxInfo) {
constexpr int kBestPrimeNumber = 73; // palindromic in binary
SkRandom rand(kBestPrimeNumber);
TestHelper helper(ctxInfo.directContext());
for (int i = 0; i < 2; ++i) {
SkCanvas* ddlCanvas = (!i) ? helper.ddlCanvas1() : helper.ddlCanvas2();
for (int j = 0; j < 10; ++j) {
int numResources = 10*i + j + 1;
int wh = numResources;
if (rand.nextBool()) {
helper.addViewAccess(ddlCanvas, wh, kNoID, false, false);
REPORTER_ASSERT(reporter, helper.checkView(ddlCanvas, wh,
/*hits*/ 0, /*misses*/ numResources,
/*refs*/ 1, kNoID));
} else {
helper.addVertAccess(ddlCanvas, wh, kNoID, false, false);
REPORTER_ASSERT(reporter, helper.checkVert(ddlCanvas, wh,
/*hits*/ 0, /*misses*/ numResources,
/*refs*/ 1, kNoID));
}
}
if (!i) {
// Drop all the accumulated resources from the thread-safe cache
helper.snap1();
ctxInfo.directContext()->purgeUnlockedResources(/* scratchResourcesOnly */ false);
}
}
}
// Case 15: Test out posting invalidation messages that involve the thread safe cache
static void test_15(GrDirectContext* dContext, skiatest::Reporter* reporter,
TestHelper::addAccessFP addAccess,
TestHelper::checkFP check,
void (*create_key)(skgpu::UniqueKey*, int wh, int id)) {
TestHelper helper(dContext);
(helper.*addAccess)(helper.ddlCanvas1(), kImageWH, kNoID, false, false);
REPORTER_ASSERT(reporter, (helper.*check)(helper.ddlCanvas1(), kImageWH,
/*hits*/ 0, /*misses*/ 1, /*refs*/ 1, kNoID));
sk_sp<SkDeferredDisplayList> ddl1 = helper.snap1();
REPORTER_ASSERT(reporter, helper.numCacheEntries() == 1);
skgpu::UniqueKey key;
(*create_key)(&key, kImageWH, kNoID);
skgpu::UniqueKeyInvalidatedMessage msg(key, dContext->priv().contextID(),
/* inThreadSafeCache */ true);
SkMessageBus<skgpu::UniqueKeyInvalidatedMessage, uint32_t>::Post(msg);
// This purge call is needed to process the invalidation messages
dContext->purgeUnlockedResources(/* scratchResourcesOnly */ true);
REPORTER_ASSERT(reporter, helper.numCacheEntries() == 0);
(helper.*addAccess)(helper.ddlCanvas2(), kImageWH, kNoID, false, false);
REPORTER_ASSERT(reporter, (helper.*check)(helper.ddlCanvas2(), kImageWH,
/*hits*/ 0, /*misses*/ 2, /*refs*/ 1, kNoID));
sk_sp<SkDeferredDisplayList> ddl2 = helper.snap2();
REPORTER_ASSERT(reporter, helper.numCacheEntries() == 1);
helper.checkImage(reporter, std::move(ddl1));
helper.checkImage(reporter, std::move(ddl2));
}
DEF_GPUTEST_FOR_RENDERING_CONTEXTS(GrThreadSafeCache15View, reporter, ctxInfo) {
test_15(ctxInfo.directContext(), reporter, &TestHelper::addViewAccess, &TestHelper::checkView,
create_view_key);
}
DEF_GPUTEST_FOR_RENDERING_CONTEXTS(GrThreadSafeCache15Verts, reporter, ctxInfo) {
test_15(ctxInfo.directContext(), reporter, &TestHelper::addVertAccess, &TestHelper::checkVert,
create_vert_key);
}
// Case 16: Test out pre-emption of an existing vertex-data cache entry. This test simulates
// the case where there is a race to create vertex data. However, the second one
// to finish is better and usurps the first's position in the cache.
//
// This capability isn't available for views.
static bool newer_is_always_better(SkData* /* incumbent */, SkData* /* challenger */) {
return true;
};
DEF_GPUTEST_FOR_RENDERING_CONTEXTS(GrThreadSafeCache16Verts, reporter, ctxInfo) {
skgpu::UniqueKey key;
create_vert_key(&key, kImageWH, kNoID);
TestHelper helper(ctxInfo.directContext(), newer_is_always_better);
GrThreadSafeVertexTestOp* op1 = nullptr, *op2 = nullptr;
helper.addVertAccess(helper.ddlCanvas1(), kImageWH, kNoID, false, false, &op1);
REPORTER_ASSERT(reporter, helper.checkVert(helper.ddlCanvas1(), kImageWH,
/*hits*/ 0, /*misses*/ 1, /*refs*/ 1, kNoID));
sk_sp<SkDeferredDisplayList> ddl1 = helper.snap1();
{
REPORTER_ASSERT(reporter, helper.numCacheEntries() == 1);
auto [vertexData, xtraData] = helper.threadSafeCache()->findVertsWithData(key);
REPORTER_ASSERT(reporter, vertexData.get() == op1->vertexData());
}
helper.addVertAccess(helper.ddlCanvas2(), kImageWH, kNoID, /* failLookup */ true, false, &op2);
REPORTER_ASSERT(reporter, helper.checkVert(helper.ddlCanvas2(), kImageWH,
/*hits*/ 0, /*misses*/ 2, /*refs*/ 1, kNoID));
sk_sp<SkDeferredDisplayList> ddl2 = helper.snap2();
REPORTER_ASSERT(reporter, op1->vertexData() != op2->vertexData());
{
REPORTER_ASSERT(reporter, helper.numCacheEntries() == 1);
auto [vertexData, xtraData] = helper.threadSafeCache()->findVertsWithData(key);
REPORTER_ASSERT(reporter, vertexData.get() == op2->vertexData());
}
helper.checkImage(reporter, std::move(ddl1));
helper.checkImage(reporter, std::move(ddl2));
}
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