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