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skia2/tests/ResourceAllocatorTest.cpp
Robert Phillips 9313aa77e1 Skip flush in GrDrawingManager if the specifed proxy doesn't have any work (take 2) 
This is rather ham-fisted but I would like to have a short-term fix for the "always-flush" perf regressions.

Change-Id: I508e2d725ac18f50318baf31bc3243fe932c724b
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/206697
Reviewed-by: Greg Daniel <egdaniel@google.com>
Commit-Queue: Robert Phillips <robertphillips@google.com>
2019-04-10 13:55:01 +00:00

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/*
* Copyright 2017 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "SkTypes.h"
#include "Test.h"
#include "GrContextPriv.h"
#include "GrDeinstantiateProxyTracker.h"
#include "GrGpu.h"
#include "GrProxyProvider.h"
#include "GrResourceAllocator.h"
#include "GrResourceProvider.h"
#include "GrSurfaceProxyPriv.h"
#include "GrTexture.h"
#include "GrTextureProxy.h"
#include "SkSurface.h"
struct ProxyParams {
int fSize;
bool fIsRT;
SkColorType fColorType;
SkBackingFit fFit;
int fSampleCnt;
GrSurfaceOrigin fOrigin;
SkBudgeted fBudgeted;
// TODO: do we care about mipmapping
};
static GrSurfaceProxy* make_deferred(GrProxyProvider* proxyProvider, const GrCaps* caps,
const ProxyParams& p) {
GrColorType grCT = SkColorTypeToGrColorType(p.fColorType);
GrPixelConfig config = GrColorTypeToPixelConfig(grCT, GrSRGBEncoded::kNo);
GrSurfaceDesc desc;
desc.fFlags = p.fIsRT ? kRenderTarget_GrSurfaceFlag : kNone_GrSurfaceFlags;
desc.fWidth = p.fSize;
desc.fHeight = p.fSize;
desc.fConfig = config;
desc.fSampleCnt = p.fSampleCnt;
const GrBackendFormat format = caps->getBackendFormatFromColorType(p.fColorType);
auto tmp = proxyProvider->createProxy(format, desc, p.fOrigin, p.fFit, p.fBudgeted);
if (!tmp) {
return nullptr;
}
GrSurfaceProxy* ret = tmp.release();
// Add a read to keep the proxy around but unref it so its backing surfaces can be recycled
ret->addPendingRead();
ret->unref();
return ret;
}
static GrSurfaceProxy* make_backend(GrContext* context, const ProxyParams& p,
GrBackendTexture* backendTex) {
GrProxyProvider* proxyProvider = context->priv().proxyProvider();
GrGpu* gpu = context->priv().getGpu();
*backendTex = gpu->createTestingOnlyBackendTexture(nullptr, p.fSize, p.fSize,
p.fColorType, false,
GrMipMapped::kNo);
if (!backendTex->isValid()) {
return nullptr;
}
auto tmp = proxyProvider->wrapBackendTexture(*backendTex, p.fOrigin, kBorrow_GrWrapOwnership,
GrWrapCacheable::kNo, kRead_GrIOType);
if (!tmp) {
return nullptr;
}
GrSurfaceProxy* ret = tmp.release();
// Add a read to keep the proxy around but unref it so its backing surfaces can be recycled
ret->addPendingRead();
ret->unref();
return ret;
}
static void cleanup_backend(GrContext* context, const GrBackendTexture& backendTex) {
context->priv().getGpu()->deleteTestingOnlyBackendTexture(backendTex);
}
// Basic test that two proxies with overlapping intervals and compatible descriptors are
// assigned different GrSurfaces.
static void overlap_test(skiatest::Reporter* reporter, GrResourceProvider* resourceProvider,
GrResourceCache* resourceCache, GrSurfaceProxy* p1, GrSurfaceProxy* p2,
bool expectedResult) {
GrDeinstantiateProxyTracker deinstantiateTracker(resourceCache);
GrResourceAllocator alloc(resourceProvider, &deinstantiateTracker SkDEBUGCODE(, 1));
alloc.addInterval(p1, 0, 4);
alloc.incOps();
alloc.addInterval(p2, 1, 2);
alloc.incOps();
alloc.markEndOfOpList(0);
int startIndex, stopIndex;
GrResourceAllocator::AssignError error;
alloc.assign(&startIndex, &stopIndex, &error);
REPORTER_ASSERT(reporter, GrResourceAllocator::AssignError::kNoError == error);
REPORTER_ASSERT(reporter, p1->peekSurface());
REPORTER_ASSERT(reporter, p2->peekSurface());
bool doTheBackingStoresMatch = p1->underlyingUniqueID() == p2->underlyingUniqueID();
REPORTER_ASSERT(reporter, expectedResult == doTheBackingStoresMatch);
}
// Test various cases when two proxies do not have overlapping intervals.
// This mainly acts as a test of the ResourceAllocator's free pool.
static void non_overlap_test(skiatest::Reporter* reporter, GrResourceProvider* resourceProvider,
GrResourceCache* resourceCache, GrSurfaceProxy* p1, GrSurfaceProxy* p2,
bool expectedResult) {
GrDeinstantiateProxyTracker deinstantiateTracker(resourceCache);
GrResourceAllocator alloc(resourceProvider, &deinstantiateTracker SkDEBUGCODE(, 1));
alloc.incOps();
alloc.incOps();
alloc.incOps();
alloc.incOps();
alloc.incOps();
alloc.incOps();
alloc.addInterval(p1, 0, 2);
alloc.addInterval(p2, 3, 5);
alloc.markEndOfOpList(0);
int startIndex, stopIndex;
GrResourceAllocator::AssignError error;
alloc.assign(&startIndex, &stopIndex, &error);
REPORTER_ASSERT(reporter, GrResourceAllocator::AssignError::kNoError == error);
REPORTER_ASSERT(reporter, p1->peekSurface());
REPORTER_ASSERT(reporter, p2->peekSurface());
bool doTheBackingStoresMatch = p1->underlyingUniqueID() == p2->underlyingUniqueID();
REPORTER_ASSERT(reporter, expectedResult == doTheBackingStoresMatch);
}
bool GrResourceProvider::testingOnly_setExplicitlyAllocateGPUResources(bool newValue) {
bool oldValue = fExplicitlyAllocateGPUResources;
fExplicitlyAllocateGPUResources = newValue;
return oldValue;
}
DEF_GPUTEST_FOR_RENDERING_CONTEXTS(ResourceAllocatorTest, reporter, ctxInfo) {
const GrCaps* caps = ctxInfo.grContext()->priv().caps();
GrProxyProvider* proxyProvider = ctxInfo.grContext()->priv().proxyProvider();
GrResourceProvider* resourceProvider = ctxInfo.grContext()->priv().resourceProvider();
GrResourceCache* resourceCache = ctxInfo.grContext()->priv().getResourceCache();
bool orig = resourceProvider->testingOnly_setExplicitlyAllocateGPUResources(true);
struct TestCase {
ProxyParams fP1;
ProxyParams fP2;
bool fExpectation;
};
constexpr bool kRT = true;
constexpr bool kNotRT = false;
constexpr bool kShare = true;
constexpr bool kDontShare = false;
// Non-RT GrSurfaces are never recycled on some platforms.
bool kConditionallyShare = resourceProvider->caps()->reuseScratchTextures();
const SkColorType kRGBA = kRGBA_8888_SkColorType;
const SkColorType kBGRA = kBGRA_8888_SkColorType;
const SkBackingFit kE = SkBackingFit::kExact;
const SkBackingFit kA = SkBackingFit::kApprox;
const GrSurfaceOrigin kTL = kTopLeft_GrSurfaceOrigin;
const GrSurfaceOrigin kBL = kBottomLeft_GrSurfaceOrigin;
const SkBudgeted kNotB = SkBudgeted::kNo;
//--------------------------------------------------------------------------------------------
TestCase gOverlappingTests[] = {
//----------------------------------------------------------------------------------------
// Two proxies with overlapping intervals and compatible descriptors should never share
// RT version
{ { 64, kRT, kRGBA, kA, 0, kTL, kNotB }, { 64, kRT, kRGBA, kA, 0, kTL, kNotB }, kDontShare },
// non-RT version
{ { 64, kNotRT, kRGBA, kA, 0, kTL, kNotB }, { 64, kNotRT, kRGBA, kA, 0, kTL, kNotB }, kDontShare },
};
for (auto test : gOverlappingTests) {
GrSurfaceProxy* p1 = make_deferred(proxyProvider, caps, test.fP1);
GrSurfaceProxy* p2 = make_deferred(proxyProvider, caps, test.fP2);
overlap_test(reporter, resourceProvider, resourceCache, p1, p2, test.fExpectation);
p1->completedRead();
p2->completedRead();
}
int k2 = ctxInfo.grContext()->priv().caps()->getRenderTargetSampleCount(
2, kRGBA_8888_GrPixelConfig);
int k4 = ctxInfo.grContext()->priv().caps()->getRenderTargetSampleCount(
4, kRGBA_8888_GrPixelConfig);
//--------------------------------------------------------------------------------------------
TestCase gNonOverlappingTests[] = {
//----------------------------------------------------------------------------------------
// Two non-overlapping intervals w/ compatible proxies should share
// both same size & approx
{ { 64, kRT, kRGBA, kA, 0, kTL, kNotB }, { 64, kRT, kRGBA, kA, 0, kTL, kNotB }, kShare },
{ { 64, kNotRT, kRGBA, kA, 0, kTL, kNotB }, { 64, kNotRT, kRGBA, kA, 0, kTL, kNotB }, kConditionallyShare },
// diffs sizes but still approx
{ { 64, kRT, kRGBA, kA, 0, kTL, kNotB }, { 50, kRT, kRGBA, kA, 0, kTL, kNotB }, kShare },
{ { 64, kNotRT, kRGBA, kA, 0, kTL, kNotB }, { 50, kNotRT, kRGBA, kA, 0, kTL, kNotB }, kConditionallyShare },
// sames sizes but exact
{ { 64, kRT, kRGBA, kE, 0, kTL, kNotB }, { 64, kRT, kRGBA, kE, 0, kTL, kNotB }, kShare },
{ { 64, kNotRT, kRGBA, kE, 0, kTL, kNotB }, { 64, kNotRT, kRGBA, kE, 0, kTL, kNotB }, kConditionallyShare },
//----------------------------------------------------------------------------------------
// Two non-overlapping intervals w/ different exact sizes should not share
{ { 56, kRT, kRGBA, kE, 0, kTL, kNotB }, { 54, kRT, kRGBA, kE, 0, kTL, kNotB }, kDontShare },
// Two non-overlapping intervals w/ _very different_ approx sizes should not share
{ { 255, kRT, kRGBA, kA, 0, kTL, kNotB }, { 127, kRT, kRGBA, kA, 0, kTL, kNotB }, kDontShare },
// Two non-overlapping intervals w/ different MSAA sample counts should not share
{ { 64, kRT, kRGBA, kA, k2, kTL, kNotB },{ 64, kRT, kRGBA, kA, k4,kTL, kNotB}, k2 == k4 },
// Two non-overlapping intervals w/ different configs should not share
{ { 64, kRT, kRGBA, kA, 0, kTL, kNotB }, { 64, kRT, kBGRA, kA, 0, kTL, kNotB }, kDontShare },
// Two non-overlapping intervals w/ different RT classifications should never share
{ { 64, kRT, kRGBA, kA, 0, kTL, kNotB }, { 64, kNotRT, kRGBA, kA, 0, kTL, kNotB }, kDontShare },
{ { 64, kNotRT, kRGBA, kA, 0, kTL, kNotB }, { 64, kRT, kRGBA, kA, 0, kTL, kNotB }, kDontShare },
// Two non-overlapping intervals w/ different origins should share
{ { 64, kRT, kRGBA, kA, 0, kTL, kNotB }, { 64, kRT, kRGBA, kA, 0, kBL, kNotB }, kShare },
};
for (auto test : gNonOverlappingTests) {
GrSurfaceProxy* p1 = make_deferred(proxyProvider, caps, test.fP1);
GrSurfaceProxy* p2 = make_deferred(proxyProvider, caps, test.fP2);
if (!p1 || !p2) {
continue; // creation can fail (i.e., for msaa4 on iOS)
}
non_overlap_test(reporter, resourceProvider, resourceCache, p1, p2, test.fExpectation);
p1->completedRead();
p2->completedRead();
}
{
// Wrapped backend textures should never be reused
TestCase t[1] = {
{ { 64, kNotRT, kRGBA, kE, 0, kTL, kNotB }, { 64, kNotRT, kRGBA, kE, 0, kTL, kNotB }, kDontShare }
};
GrBackendTexture backEndTex;
GrSurfaceProxy* p1 = make_backend(ctxInfo.grContext(), t[0].fP1, &backEndTex);
GrSurfaceProxy* p2 = make_deferred(proxyProvider, caps, t[0].fP2);
non_overlap_test(reporter, resourceProvider, resourceCache, p1, p2, t[0].fExpectation);
p1->completedRead();
p2->completedRead();
cleanup_backend(ctxInfo.grContext(), backEndTex);
}
resourceProvider->testingOnly_setExplicitlyAllocateGPUResources(orig);
}
static void draw(GrContext* context) {
SkImageInfo ii = SkImageInfo::Make(1024, 1024, kRGBA_8888_SkColorType, kPremul_SkAlphaType);
sk_sp<SkSurface> s = SkSurface::MakeRenderTarget(context, SkBudgeted::kYes,
ii, 1, kTopLeft_GrSurfaceOrigin, nullptr);
SkCanvas* c = s->getCanvas();
c->clear(SK_ColorBLACK);
}
DEF_GPUTEST_FOR_RENDERING_CONTEXTS(ResourceAllocatorStressTest, reporter, ctxInfo) {
GrContext* context = ctxInfo.grContext();
GrResourceProvider* resourceProvider = ctxInfo.grContext()->priv().resourceProvider();
int maxNum;
size_t maxBytes;
context->getResourceCacheLimits(&maxNum, &maxBytes);
bool orig = resourceProvider->testingOnly_setExplicitlyAllocateGPUResources(true);
context->setResourceCacheLimits(0, 0); // We'll always be overbudget
draw(context);
draw(context);
draw(context);
draw(context);
context->flush();
context->setResourceCacheLimits(maxNum, maxBytes);
resourceProvider->testingOnly_setExplicitlyAllocateGPUResources(orig);
}
sk_sp<GrSurfaceProxy> make_lazy(GrProxyProvider* proxyProvider, const GrCaps* caps,
const ProxyParams& p, bool deinstantiate) {
GrColorType grCT = SkColorTypeToGrColorType(p.fColorType);
GrPixelConfig config = GrColorTypeToPixelConfig(grCT, GrSRGBEncoded::kNo);
GrSurfaceDesc desc;
desc.fFlags = p.fIsRT ? kRenderTarget_GrSurfaceFlag : kNone_GrSurfaceFlags;
desc.fWidth = p.fSize;
desc.fHeight = p.fSize;
desc.fConfig = config;
desc.fSampleCnt = p.fSampleCnt;
SkBackingFit fit = p.fFit;
auto callback = [fit, desc](GrResourceProvider* resourceProvider) {
sk_sp<GrTexture> texture;
if (fit == SkBackingFit::kApprox) {
texture = resourceProvider->createApproxTexture(
desc, GrResourceProvider::Flags::kNoPendingIO);
} else {
texture = resourceProvider->createTexture(desc, SkBudgeted::kNo,
GrResourceProvider::Flags::kNoPendingIO);
}
return GrSurfaceProxy::LazyInstantiationResult(std::move(texture));
};
const GrBackendFormat format = caps->getBackendFormatFromColorType(p.fColorType);
auto lazyType = deinstantiate ? GrSurfaceProxy::LazyInstantiationType ::kDeinstantiate
: GrSurfaceProxy::LazyInstantiationType ::kSingleUse;
GrInternalSurfaceFlags flags = GrInternalSurfaceFlags::kNone;
return proxyProvider->createLazyProxy(callback, format, desc, p.fOrigin, GrMipMapped::kNo,
flags, p.fFit, p.fBudgeted, lazyType);
}
DEF_GPUTEST_FOR_RENDERING_CONTEXTS(LazyDeinstantiation, reporter, ctxInfo) {
GrContext* context = ctxInfo.grContext();
GrResourceProvider* resourceProvider = ctxInfo.grContext()->priv().resourceProvider();
GrResourceCache* resourceCache = ctxInfo.grContext()->priv().getResourceCache();
resourceProvider->testingOnly_setExplicitlyAllocateGPUResources(true);
ProxyParams texParams;
texParams.fFit = SkBackingFit::kExact;
texParams.fOrigin = kTopLeft_GrSurfaceOrigin;
texParams.fColorType = kRGBA_8888_SkColorType;
texParams.fIsRT = false;
texParams.fSampleCnt = 1;
texParams.fSize = 100;
texParams.fBudgeted = SkBudgeted::kNo;
ProxyParams rtParams = texParams;
rtParams.fIsRT = true;
auto proxyProvider = context->priv().proxyProvider();
auto caps = context->priv().caps();
auto p0 = make_lazy(proxyProvider, caps, texParams, true);
auto p1 = make_lazy(proxyProvider, caps, texParams, false);
texParams.fFit = rtParams.fFit = SkBackingFit::kApprox;
auto p2 = make_lazy(proxyProvider, caps, rtParams, true);
auto p3 = make_lazy(proxyProvider, caps, rtParams, false);
GrDeinstantiateProxyTracker deinstantiateTracker(resourceCache);
{
GrResourceAllocator alloc(resourceProvider, &deinstantiateTracker SkDEBUGCODE(, 1));
alloc.addInterval(p0.get(), 0, 1);
alloc.addInterval(p1.get(), 0, 1);
alloc.addInterval(p2.get(), 0, 1);
alloc.addInterval(p3.get(), 0, 1);
alloc.incOps();
alloc.markEndOfOpList(0);
int startIndex, stopIndex;
GrResourceAllocator::AssignError error;
alloc.assign(&startIndex, &stopIndex, &error);
}
deinstantiateTracker.deinstantiateAllProxies();
REPORTER_ASSERT(reporter, !p0->isInstantiated());
REPORTER_ASSERT(reporter, p1->isInstantiated());
REPORTER_ASSERT(reporter, !p2->isInstantiated());
REPORTER_ASSERT(reporter, p3->isInstantiated());
}
// Set up so there are two opLists that need to be flushed but the resource allocator thinks
// it is over budget. The two opLists should be flushed separately and the opList indices
// returned from assign should be correct.
DEF_GPUTEST_FOR_RENDERING_CONTEXTS(ResourceAllocatorOverBudgetTest, reporter, ctxInfo) {
GrContext* context = ctxInfo.grContext();
const GrCaps* caps = context->priv().caps();
GrProxyProvider* proxyProvider = context->priv().proxyProvider();
GrResourceProvider* resourceProvider = context->priv().resourceProvider();
GrResourceCache* resourceCache = context->priv().getResourceCache();
bool orig = resourceProvider->testingOnly_setExplicitlyAllocateGPUResources(true);
int origMaxNum;
size_t origMaxBytes;
context->getResourceCacheLimits(&origMaxNum, &origMaxBytes);
// Force the resource allocator to always believe it is over budget
context->setResourceCacheLimits(0, 0);
const ProxyParams params = { 64, false, kRGBA_8888_SkColorType,
SkBackingFit::kExact, 0, kTopLeft_GrSurfaceOrigin,
SkBudgeted::kYes };
{
GrSurfaceProxy* p1 = make_deferred(proxyProvider, caps, params);
GrSurfaceProxy* p2 = make_deferred(proxyProvider, caps, params);
GrSurfaceProxy* p3 = make_deferred(proxyProvider, caps, params);
GrSurfaceProxy* p4 = make_deferred(proxyProvider, caps, params);
GrDeinstantiateProxyTracker deinstantiateTracker(resourceCache);
GrResourceAllocator alloc(resourceProvider, &deinstantiateTracker SkDEBUGCODE(, 2));
alloc.addInterval(p1, 0, 0);
alloc.incOps();
alloc.addInterval(p2, 1, 1);
alloc.incOps();
alloc.markEndOfOpList(0);
alloc.addInterval(p3, 2, 2);
alloc.incOps();
alloc.addInterval(p4, 3, 3);
alloc.incOps();
alloc.markEndOfOpList(1);
int startIndex, stopIndex;
GrResourceAllocator::AssignError error;
alloc.assign(&startIndex, &stopIndex, &error);
REPORTER_ASSERT(reporter, GrResourceAllocator::AssignError::kNoError == error);
REPORTER_ASSERT(reporter, 0 == startIndex && 1 == stopIndex);
alloc.assign(&startIndex, &stopIndex, &error);
REPORTER_ASSERT(reporter, GrResourceAllocator::AssignError::kNoError == error);
REPORTER_ASSERT(reporter, 1 == startIndex && 2 == stopIndex);
p1->completedRead();
p2->completedRead();
p3->completedRead();
p4->completedRead();
}
context->setResourceCacheLimits(origMaxNum, origMaxBytes);
resourceProvider->testingOnly_setExplicitlyAllocateGPUResources(orig);
}
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