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skia2/tests/ResourceAllocatorTest.cpp
Robert Phillips 5c7a25bd2f Move explicit backend object allocation API to GrContext 
This initial portion of the API should be ready to go. Follow on CLs will add the other entry points.

Change-Id: Ia9c708046ba08b16f9a71558e2bf2c38279abe5d
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/214680
Reviewed-by: Brian Salomon <bsalomon@google.com>
Commit-Queue: Robert Phillips <robertphillips@google.com>
2019-05-20 15:31:56 +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 "include/core/SkTypes.h"
#include "tests/Test.h"
#include "include/gpu/GrTexture.h"
#include "include/private/GrTextureProxy.h"
#include "src/gpu/GrContextPriv.h"
#include "src/gpu/GrDeinstantiateProxyTracker.h"
#include "src/gpu/GrGpu.h"
#include "src/gpu/GrProxyProvider.h"
#include "src/gpu/GrResourceAllocator.h"
#include "src/gpu/GrResourceProvider.h"
#include "src/gpu/GrSurfaceProxyPriv.h"
#include "include/core/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();
*backendTex = context->createBackendTexture(p.fSize, p.fSize, p.fColorType,
GrMipMapped::kNo, GrRenderable::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->deleteBackendTexture(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, GrResourceAllocator::ActualUse::kYes);
alloc.incOps();
alloc.addInterval(p2, 1, 2, GrResourceAllocator::ActualUse::kYes);
alloc.incOps();
alloc.markEndOfOpList(0);
alloc.determineRecyclability();
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, GrResourceAllocator::ActualUse::kYes);
alloc.addInterval(p2, 3, 5, GrResourceAllocator::ActualUse::kYes);
alloc.markEndOfOpList(0);
alloc.determineRecyclability();
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);
}
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();
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);
}
}
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();
int maxNum;
size_t maxBytes;
context->getResourceCacheLimits(&maxNum, &maxBytes);
context->setResourceCacheLimits(0, 0); // We'll always be overbudget
draw(context);
draw(context);
draw(context);
draw(context);
context->flush();
context->setResourceCacheLimits(maxNum, maxBytes);
}
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();
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, GrResourceAllocator::ActualUse::kNo);
alloc.addInterval(p1.get(), 0, 1, GrResourceAllocator::ActualUse::kNo);
alloc.addInterval(p2.get(), 0, 1, GrResourceAllocator::ActualUse::kNo);
alloc.addInterval(p3.get(), 0, 1, GrResourceAllocator::ActualUse::kNo);
alloc.incOps();
alloc.markEndOfOpList(0);
alloc.determineRecyclability();
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();
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, GrResourceAllocator::ActualUse::kYes);
alloc.incOps();
alloc.addInterval(p2, 1, 1, GrResourceAllocator::ActualUse::kYes);
alloc.incOps();
alloc.markEndOfOpList(0);
alloc.addInterval(p3, 2, 2, GrResourceAllocator::ActualUse::kYes);
alloc.incOps();
alloc.addInterval(p4, 3, 3, GrResourceAllocator::ActualUse::kYes);
alloc.incOps();
alloc.markEndOfOpList(1);
int startIndex, stopIndex;
GrResourceAllocator::AssignError error;
alloc.determineRecyclability();
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);
}
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