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skia2/tests/ResourceAllocatorTest.cpp
Robert Phillips aee18c95b1 Cleanup after removal of IORefs from GrSurface 
The removal of IORefs from GrSurface makes a lot of other cruft obsolete.

Change-Id: I0e02d680a17dc4f4ec705cb6ee4c294738271e28
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/239919
Reviewed-by: Brian Salomon <bsalomon@google.com>
Commit-Queue: Robert Phillips <robertphillips@google.com>
2019-09-06 17:55:45 +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 "src/gpu/GrContextPriv.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 "src/gpu/GrTextureProxy.h"
#include "include/core/SkSurface.h"
struct ProxyParams {
int fSize;
GrRenderable fRenderable;
GrColorType fColorType;
SkBackingFit fFit;
int fSampleCnt;
GrSurfaceOrigin fOrigin;
SkBudgeted fBudgeted;
// TODO: do we care about mipmapping
};
static sk_sp<GrSurfaceProxy> make_deferred(GrProxyProvider* proxyProvider, const GrCaps* caps,
const ProxyParams& p) {
GrPixelConfig config = GrColorTypeToPixelConfig(p.fColorType);
GrSurfaceDesc desc;
desc.fWidth = p.fSize;
desc.fHeight = p.fSize;
desc.fConfig = config;
const GrBackendFormat format = caps->getDefaultBackendFormat(p.fColorType, p.fRenderable);
return proxyProvider->createProxy(format, desc, p.fRenderable, p.fSampleCnt, p.fOrigin,
GrMipMapped::kNo, p.fFit, p.fBudgeted, GrProtected::kNo);
}
static sk_sp<GrSurfaceProxy> make_backend(GrContext* context, const ProxyParams& p,
GrBackendTexture* backendTex) {
GrProxyProvider* proxyProvider = context->priv().proxyProvider();
SkColorType skColorType = GrColorTypeToSkColorType(p.fColorType);
SkASSERT(SkColorType::kUnknown_SkColorType != skColorType);
*backendTex = context->createBackendTexture(p.fSize, p.fSize, skColorType,
SkColors::kTransparent,
GrMipMapped::kNo, GrRenderable::kNo,
GrProtected::kNo);
if (!backendTex->isValid()) {
return nullptr;
}
return proxyProvider->wrapBackendTexture(*backendTex, p.fColorType, p.fOrigin,
kBorrow_GrWrapOwnership, GrWrapCacheable::kNo,
kRead_GrIOType);
}
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,
sk_sp<GrSurfaceProxy> p1, sk_sp<GrSurfaceProxy> p2,
bool expectedResult) {
GrResourceAllocator alloc(resourceProvider SkDEBUGCODE(, 1));
alloc.addInterval(p1.get(), 0, 4, GrResourceAllocator::ActualUse::kYes);
alloc.incOps();
alloc.addInterval(p2.get(), 1, 2, GrResourceAllocator::ActualUse::kYes);
alloc.incOps();
alloc.markEndOfOpsTask(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,
sk_sp<GrSurfaceProxy> p1, sk_sp<GrSurfaceProxy> p2,
bool expectedResult) {
GrResourceAllocator alloc(resourceProvider SkDEBUGCODE(, 1));
alloc.incOps();
alloc.incOps();
alloc.incOps();
alloc.incOps();
alloc.incOps();
alloc.incOps();
alloc.addInterval(p1.get(), 0, 2, GrResourceAllocator::ActualUse::kYes);
alloc.addInterval(p2.get(), 3, 5, GrResourceAllocator::ActualUse::kYes);
alloc.markEndOfOpsTask(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();
struct TestCase {
ProxyParams fP1;
ProxyParams fP2;
bool fExpectation;
};
constexpr GrRenderable kRT = GrRenderable::kYes;
constexpr GrRenderable kNotRT = GrRenderable::kNo;
constexpr bool kShare = true;
constexpr bool kDontShare = false;
// Non-RT GrSurfaces are never recycled on some platforms.
bool kConditionallyShare = resourceProvider->caps()->reuseScratchTextures();
const GrColorType kRGBA = GrColorType::kRGBA_8888;
const GrColorType kBGRA = GrColorType::kBGRA_8888;
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, 1, kTL, kNotB }, { 64, kRT, kRGBA, kA, 1, kTL, kNotB }, kDontShare },
// non-RT version
{ { 64, kNotRT, kRGBA, kA, 1, kTL, kNotB }, { 64, kNotRT, kRGBA, kA, 1, kTL, kNotB }, kDontShare },
};
for (auto test : gOverlappingTests) {
sk_sp<GrSurfaceProxy> p1 = make_deferred(proxyProvider, caps, test.fP1);
sk_sp<GrSurfaceProxy> p2 = make_deferred(proxyProvider, caps, test.fP2);
overlap_test(reporter, resourceProvider, std::move(p1), std::move(p2), test.fExpectation);
}
auto beFormat = caps->getDefaultBackendFormat(GrColorType::kRGBA_8888, GrRenderable::kYes);
int k2 = ctxInfo.grContext()->priv().caps()->getRenderTargetSampleCount(2, beFormat);
int k4 = ctxInfo.grContext()->priv().caps()->getRenderTargetSampleCount(4, beFormat);
//--------------------------------------------------------------------------------------------
TestCase gNonOverlappingTests[] = {
//----------------------------------------------------------------------------------------
// Two non-overlapping intervals w/ compatible proxies should share
// both same size & approx
{ { 64, kRT, kRGBA, kA, 1, kTL, kNotB }, { 64, kRT, kRGBA, kA, 1, kTL, kNotB }, kShare },
{ { 64, kNotRT, kRGBA, kA, 1, kTL, kNotB }, { 64, kNotRT, kRGBA, kA, 1, kTL, kNotB }, kConditionallyShare },
// diffs sizes but still approx
{ { 64, kRT, kRGBA, kA, 1, kTL, kNotB }, { 50, kRT, kRGBA, kA, 1, kTL, kNotB }, kShare },
{ { 64, kNotRT, kRGBA, kA, 1, kTL, kNotB }, { 50, kNotRT, kRGBA, kA, 1, kTL, kNotB }, kConditionallyShare },
// sames sizes but exact
{ { 64, kRT, kRGBA, kE, 1, kTL, kNotB }, { 64, kRT, kRGBA, kE, 1, kTL, kNotB }, kShare },
{ { 64, kNotRT, kRGBA, kE, 1, kTL, kNotB }, { 64, kNotRT, kRGBA, kE, 1, kTL, kNotB }, kConditionallyShare },
//----------------------------------------------------------------------------------------
// Two non-overlapping intervals w/ different exact sizes should not share
{ { 56, kRT, kRGBA, kE, 1, kTL, kNotB }, { 54, kRT, kRGBA, kE, 1, kTL, kNotB }, kDontShare },
// Two non-overlapping intervals w/ _very different_ approx sizes should not share
{ { 255, kRT, kRGBA, kA, 1, kTL, kNotB }, { 127, kRT, kRGBA, kA, 1, 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, 1, kTL, kNotB }, { 64, kRT, kBGRA, kA, 1, kTL, kNotB }, kDontShare },
// Two non-overlapping intervals w/ different RT classifications should never share
{ { 64, kRT, kRGBA, kA, 1, kTL, kNotB }, { 64, kNotRT, kRGBA, kA, 1, kTL, kNotB }, kDontShare },
{ { 64, kNotRT, kRGBA, kA, 1, kTL, kNotB }, { 64, kRT, kRGBA, kA, 1, kTL, kNotB }, kDontShare },
// Two non-overlapping intervals w/ different origins should share
{ { 64, kRT, kRGBA, kA, 1, kTL, kNotB }, { 64, kRT, kRGBA, kA, 1, kBL, kNotB }, kShare },
};
for (auto test : gNonOverlappingTests) {
sk_sp<GrSurfaceProxy> p1 = make_deferred(proxyProvider, caps, test.fP1);
sk_sp<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, std::move(p1), std::move(p2),
test.fExpectation);
}
{
// Wrapped backend textures should never be reused
TestCase t[1] = {
{ { 64, kNotRT, kRGBA, kE, 1, kTL, kNotB }, { 64, kNotRT, kRGBA, kE, 1, kTL, kNotB }, kDontShare }
};
GrBackendTexture backEndTex;
sk_sp<GrSurfaceProxy> p1 = make_backend(ctxInfo.grContext(), t[0].fP1, &backEndTex);
sk_sp<GrSurfaceProxy> p2 = make_deferred(proxyProvider, caps, t[0].fP2);
non_overlap_test(reporter, resourceProvider, std::move(p1), std::move(p2),
t[0].fExpectation);
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();
size_t maxBytes = context->getResourceCacheLimit();
context->setResourceCacheLimit(0); // We'll always be overbudget
draw(context);
draw(context);
draw(context);
draw(context);
context->flush();
context->setResourceCacheLimit(maxBytes);
}
sk_sp<GrSurfaceProxy> make_lazy(GrProxyProvider* proxyProvider, const GrCaps* caps,
const ProxyParams& p) {
GrPixelConfig config = GrColorTypeToPixelConfig(p.fColorType);
const auto format = caps->getDefaultBackendFormat(p.fColorType, p.fRenderable);
GrSurfaceDesc desc;
desc.fWidth = p.fSize;
desc.fHeight = p.fSize;
desc.fConfig = config;
SkBackingFit fit = p.fFit;
auto callback = [fit, desc, format, p](GrResourceProvider* resourceProvider) {
sk_sp<GrTexture> texture;
if (fit == SkBackingFit::kApprox) {
texture = resourceProvider->createApproxTexture(
desc, format, p.fRenderable, p.fSampleCnt, GrProtected::kNo);
} else {
texture = resourceProvider->createTexture(desc, format, p.fRenderable, p.fSampleCnt,
SkBudgeted::kNo, GrProtected::kNo);
}
return GrSurfaceProxy::LazyCallbackResult(std::move(texture));
};
GrInternalSurfaceFlags flags = GrInternalSurfaceFlags::kNone;
return proxyProvider->createLazyProxy(
callback, format, desc, p.fRenderable, p.fSampleCnt, p.fOrigin, GrMipMapped::kNo,
GrMipMapsStatus::kNotAllocated, flags, p.fFit, p.fBudgeted, GrProtected::kNo,
GrSurfaceProxy::UseAllocator::kYes);
}
// Set up so there are two opsTasks that need to be flushed but the resource allocator thinks
// it is over budget. The two opsTasks should be flushed separately and the opsTask 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();
size_t origMaxBytes = context->getResourceCacheLimit();
// Force the resource allocator to always believe it is over budget
context->setResourceCacheLimit(0);
const ProxyParams params = { 64, GrRenderable::kNo, GrColorType::kRGBA_8888,
SkBackingFit::kExact, 1, kTopLeft_GrSurfaceOrigin,
SkBudgeted::kYes };
{
sk_sp<GrSurfaceProxy> p1 = make_deferred(proxyProvider, caps, params);
sk_sp<GrSurfaceProxy> p2 = make_deferred(proxyProvider, caps, params);
sk_sp<GrSurfaceProxy> p3 = make_deferred(proxyProvider, caps, params);
sk_sp<GrSurfaceProxy> p4 = make_deferred(proxyProvider, caps, params);
GrResourceAllocator alloc(resourceProvider SkDEBUGCODE(, 2));
alloc.addInterval(p1.get(), 0, 0, GrResourceAllocator::ActualUse::kYes);
alloc.incOps();
alloc.addInterval(p2.get(), 1, 1, GrResourceAllocator::ActualUse::kYes);
alloc.incOps();
alloc.markEndOfOpsTask(0);
alloc.addInterval(p3.get(), 2, 2, GrResourceAllocator::ActualUse::kYes);
alloc.incOps();
alloc.addInterval(p4.get(), 3, 3, GrResourceAllocator::ActualUse::kYes);
alloc.incOps();
alloc.markEndOfOpsTask(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);
}
context->setResourceCacheLimit(origMaxBytes);
}
// This test is used to make sure we are tracking the current task index during the assign call in
// the GrResourceAllocator. Specifically we can fall behind if we have intervals that don't
// use the allocator. In this case we need to possibly increment the fCurOpsTaskIndex multiple times
// to get in back in sync. We had a bug where we'd only every increment the index by one,
// http://crbug.com/996610.
DEF_GPUTEST_FOR_RENDERING_CONTEXTS(ResourceAllocatorCurOpsTaskIndexTest,
reporter, ctxInfo) {
GrContext* context = ctxInfo.grContext();
const GrCaps* caps = context->priv().caps();
GrProxyProvider* proxyProvider = context->priv().proxyProvider();
GrResourceProvider* resourceProvider = context->priv().resourceProvider();
size_t origMaxBytes = context->getResourceCacheLimit();
// Force the resource allocator to always believe it is over budget
context->setResourceCacheLimit(0);
ProxyParams params;
params.fFit = SkBackingFit::kExact;
params.fOrigin = kTopLeft_GrSurfaceOrigin;
params.fColorType = GrColorType::kRGBA_8888;
params.fRenderable = GrRenderable::kYes;
params.fSampleCnt = 1;
params.fSize = 100;
params.fBudgeted = SkBudgeted::kYes;
sk_sp<GrSurfaceProxy> proxy1 = make_deferred(proxyProvider, caps, params);
if (!proxy1) {
return;
}
sk_sp<GrSurfaceProxy> proxy2 = make_deferred(proxyProvider, caps, params);
if (!proxy2) {
return;
}
// Wrapped proxy that will be ignored by the resourceAllocator. We use this to try and get the
// resource allocator fCurOpsTaskIndex to fall behind what it really should be.
GrBackendTexture backEndTex;
sk_sp<GrSurfaceProxy> proxyWrapped = make_backend(ctxInfo.grContext(), params,
&backEndTex);
if (!proxyWrapped) {
return;
}
// Same as above, but we actually need to have at least two intervals that don't go through the
// resource allocator to expose the index bug.
GrBackendTexture backEndTex2;
sk_sp<GrSurfaceProxy> proxyWrapped2 = make_backend(ctxInfo.grContext(), params,
&backEndTex2);
if (!proxyWrapped2) {
cleanup_backend(ctxInfo.grContext(), backEndTex);
return;
}
GrResourceAllocator alloc(resourceProvider SkDEBUGCODE(, 4));
alloc.addInterval(proxyWrapped.get(), 0, 0, GrResourceAllocator::ActualUse::kYes);
alloc.incOps();
alloc.markEndOfOpsTask(0);
alloc.addInterval(proxyWrapped2.get(), 1, 1, GrResourceAllocator::ActualUse::kYes);
alloc.incOps();
alloc.markEndOfOpsTask(1);
alloc.addInterval(proxy1.get(), 2, 2, GrResourceAllocator::ActualUse::kYes);
alloc.incOps();
alloc.markEndOfOpsTask(2);
// We want to force the resource allocator to do a intermediateFlush for the previous interval.
// But if it is the resource allocator is at the of its list of intervals it skips the
// intermediate flush call, so we add another interval here so it is not skipped.
alloc.addInterval(proxy2.get(), 3, 3, GrResourceAllocator::ActualUse::kYes);
alloc.incOps();
alloc.markEndOfOpsTask(3);
int startIndex, stopIndex;
GrResourceAllocator::AssignError error;
alloc.determineRecyclability();
alloc.assign(&startIndex, &stopIndex, &error);
REPORTER_ASSERT(reporter, GrResourceAllocator::AssignError::kNoError == error);
// The original bug in the allocator here would return a stopIndex of 2 since it would have only
// incremented its fCurOpsTaskIndex once instead of the needed two times to skip the first two
// unused intervals.
REPORTER_ASSERT(reporter, 0 == startIndex && 3 == stopIndex);
alloc.assign(&startIndex, &stopIndex, &error);
REPORTER_ASSERT(reporter, GrResourceAllocator::AssignError::kNoError == error);
REPORTER_ASSERT(reporter, 3 == startIndex && 4 == stopIndex);
cleanup_backend(ctxInfo.grContext(), backEndTex);
cleanup_backend(ctxInfo.grContext(), backEndTex2);
context->setResourceCacheLimit(origMaxBytes);
}
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