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299 lines
11 KiB
299 lines
11 KiB
4 months ago
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/*
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* Copyright 2018 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 "GrContext.h"
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#include "GrContextFactory.h"
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#include "GrContextPriv.h"
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#include "GrDeferredUpload.h"
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#include "GrDrawOpAtlas.h"
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#include "GrDrawingManager.h"
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#include "GrMemoryPool.h"
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#include "GrOnFlushResourceProvider.h"
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#include "GrOpFlushState.h"
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#include "GrRenderTargetContext.h"
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#include "GrSurfaceProxyPriv.h"
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#include "GrTextureProxy.h"
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#include "GrTypesPriv.h"
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#include "GrXferProcessor.h"
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#include "SkBitmap.h"
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#include "SkColor.h"
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#include "SkColorSpace.h"
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#include "SkIPoint16.h"
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#include "SkImageInfo.h"
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#include "SkMatrix.h"
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#include "SkPaint.h"
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#include "SkPoint.h"
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#include "SkRefCnt.h"
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#include "Test.h"
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#include "ops/GrDrawOp.h"
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#include "text/GrAtlasManager.h"
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#include "text/GrTextContext.h"
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#include "text/GrTextTarget.h"
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#include <memory>
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class GrResourceProvider;
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static const int kNumPlots = 2;
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static const int kPlotSize = 32;
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static const int kAtlasSize = kNumPlots * kPlotSize;
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int GrDrawOpAtlas::numAllocated_TestingOnly() const {
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int count = 0;
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for (uint32_t i = 0; i < this->maxPages(); ++i) {
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if (fProxies[i]->isInstantiated()) {
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++count;
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}
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}
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return count;
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}
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void GrAtlasManager::setMaxPages_TestingOnly(uint32_t maxPages) {
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for (int i = 0; i < kMaskFormatCount; i++) {
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if (fAtlases[i]) {
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fAtlases[i]->setMaxPages_TestingOnly(maxPages);
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}
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}
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}
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void GrDrawOpAtlas::setMaxPages_TestingOnly(uint32_t maxPages) {
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SkASSERT(!fNumActivePages);
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fMaxPages = maxPages;
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}
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void EvictionFunc(GrDrawOpAtlas::AtlasID atlasID, void*) {
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SkASSERT(0); // The unit test shouldn't exercise this code path
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}
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static void check(skiatest::Reporter* r, GrDrawOpAtlas* atlas,
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uint32_t expectedActive, uint32_t expectedMax, int expectedAlloced) {
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REPORTER_ASSERT(r, expectedActive == atlas->numActivePages());
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REPORTER_ASSERT(r, expectedMax == atlas->maxPages());
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REPORTER_ASSERT(r, expectedAlloced == atlas->numAllocated_TestingOnly());
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}
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class TestingUploadTarget : public GrDeferredUploadTarget {
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public:
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TestingUploadTarget() { }
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const GrTokenTracker* tokenTracker() final { return &fTokenTracker; }
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GrTokenTracker* writeableTokenTracker() { return &fTokenTracker; }
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GrDeferredUploadToken addInlineUpload(GrDeferredTextureUploadFn&&) final {
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SkASSERT(0); // this test shouldn't invoke this code path
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return fTokenTracker.nextDrawToken();
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}
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virtual GrDeferredUploadToken addASAPUpload(GrDeferredTextureUploadFn&& upload) final {
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return fTokenTracker.nextTokenToFlush();
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}
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void issueDrawToken() { fTokenTracker.issueDrawToken(); }
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void flushToken() { fTokenTracker.flushToken(); }
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private:
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GrTokenTracker fTokenTracker;
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typedef GrDeferredUploadTarget INHERITED;
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};
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static bool fill_plot(GrDrawOpAtlas* atlas,
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GrResourceProvider* resourceProvider,
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GrDeferredUploadTarget* target,
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GrDrawOpAtlas::AtlasID* atlasID,
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int alpha) {
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SkImageInfo ii = SkImageInfo::MakeA8(kPlotSize, kPlotSize);
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SkBitmap data;
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data.allocPixels(ii);
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data.eraseARGB(alpha, 0, 0, 0);
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SkIPoint16 loc;
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GrDrawOpAtlas::ErrorCode code;
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code = atlas->addToAtlas(resourceProvider, atlasID, target, kPlotSize, kPlotSize,
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data.getAddr(0, 0), &loc);
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return GrDrawOpAtlas::ErrorCode::kSucceeded == code;
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}
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// This is a basic DrawOpAtlas test. It simply verifies that multitexture atlases correctly
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// add and remove pages. Note that this is simulating flush-time behavior.
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DEF_GPUTEST_FOR_RENDERING_CONTEXTS(BasicDrawOpAtlas, reporter, ctxInfo) {
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auto context = ctxInfo.grContext();
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auto proxyProvider = context->contextPriv().proxyProvider();
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auto resourceProvider = context->contextPriv().resourceProvider();
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auto drawingManager = context->contextPriv().drawingManager();
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GrOnFlushResourceProvider onFlushResourceProvider(drawingManager);
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TestingUploadTarget uploadTarget;
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GrBackendFormat format =
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context->contextPriv().caps()->getBackendFormatFromColorType(kAlpha_8_SkColorType);
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std::unique_ptr<GrDrawOpAtlas> atlas = GrDrawOpAtlas::Make(
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proxyProvider,
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format,
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kAlpha_8_GrPixelConfig,
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kAtlasSize, kAtlasSize,
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kAtlasSize/kNumPlots, kAtlasSize/kNumPlots,
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GrDrawOpAtlas::AllowMultitexturing::kYes,
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EvictionFunc, nullptr);
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check(reporter, atlas.get(), 0, 4, 0);
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// Fill up the first level
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GrDrawOpAtlas::AtlasID atlasIDs[kNumPlots * kNumPlots];
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for (int i = 0; i < kNumPlots * kNumPlots; ++i) {
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bool result = fill_plot(atlas.get(), resourceProvider, &uploadTarget, &atlasIDs[i], i*32);
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REPORTER_ASSERT(reporter, result);
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check(reporter, atlas.get(), 1, 4, 1);
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}
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atlas->instantiate(&onFlushResourceProvider);
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check(reporter, atlas.get(), 1, 4, 1);
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// Force allocation of a second level
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GrDrawOpAtlas::AtlasID atlasID;
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bool result = fill_plot(atlas.get(), resourceProvider, &uploadTarget, &atlasID, 4*32);
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REPORTER_ASSERT(reporter, result);
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check(reporter, atlas.get(), 2, 4, 2);
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// Simulate a lot of draws using only the first plot. The last texture should be compacted.
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for (int i = 0; i < 512; ++i) {
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atlas->setLastUseToken(atlasIDs[0], uploadTarget.tokenTracker()->nextDrawToken());
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uploadTarget.issueDrawToken();
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uploadTarget.flushToken();
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atlas->compact(uploadTarget.tokenTracker()->nextTokenToFlush());
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}
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check(reporter, atlas.get(), 1, 4, 1);
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}
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// This test verifies that the GrAtlasTextOp::onPrepare method correctly handles a failure
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// when allocating an atlas page.
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DEF_GPUTEST_FOR_RENDERING_CONTEXTS(GrAtlasTextOpPreparation, reporter, ctxInfo) {
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auto context = ctxInfo.grContext();
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auto gpu = context->contextPriv().getGpu();
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auto resourceProvider = context->contextPriv().resourceProvider();
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auto drawingManager = context->contextPriv().drawingManager();
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auto textContext = drawingManager->getTextContext();
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auto opMemoryPool = context->contextPriv().opMemoryPool();
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GrBackendFormat format =
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context->contextPriv().caps()->getBackendFormatFromColorType(kRGBA_8888_SkColorType);
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auto rtc = context->contextPriv().makeDeferredRenderTargetContext(format,
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SkBackingFit::kApprox,
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32, 32,
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kRGBA_8888_GrPixelConfig,
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nullptr);
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SkPaint paint;
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paint.setColor(SK_ColorRED);
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SkFont font;
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font.setEdging(SkFont::Edging::kAlias);
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const char* text = "a";
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std::unique_ptr<GrDrawOp> op = textContext->createOp_TestingOnly(
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context, textContext, rtc.get(), paint, font, SkMatrix::I(), text, 16, 16);
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op->finalize(*context->contextPriv().caps(), nullptr);
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TestingUploadTarget uploadTarget;
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GrOpFlushState flushState(gpu, resourceProvider, uploadTarget.writeableTokenTracker(), nullptr,
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nullptr);
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GrOpFlushState::OpArgs opArgs = {
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op.get(),
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rtc->asRenderTargetProxy(),
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nullptr,
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GrXferProcessor::DstProxy(nullptr, SkIPoint::Make(0, 0))
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};
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// Cripple the atlas manager so it can't allocate any pages. This will force a failure
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// in the preparation of the text op
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auto atlasManager = context->contextPriv().getAtlasManager();
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unsigned int numProxies;
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atlasManager->getProxies(kA8_GrMaskFormat, &numProxies);
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atlasManager->setMaxPages_TestingOnly(0);
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flushState.setOpArgs(&opArgs);
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op->prepare(&flushState);
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flushState.setOpArgs(nullptr);
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opMemoryPool->release(std::move(op));
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}
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void test_atlas_config(skiatest::Reporter* reporter, int maxTextureSize, size_t maxBytes,
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GrMaskFormat maskFormat, SkISize expectedDimensions,
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SkISize expectedPlotDimensions) {
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GrDrawOpAtlasConfig config(maxTextureSize, maxBytes);
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REPORTER_ASSERT(reporter, config.atlasDimensions(maskFormat) == expectedDimensions);
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REPORTER_ASSERT(reporter, config.plotDimensions(maskFormat) == expectedPlotDimensions);
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}
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DEF_GPUTEST(GrDrawOpAtlasConfig_Basic, reporter, options) {
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// 1/4 MB
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test_atlas_config(reporter, 65536, 256 * 1024, kARGB_GrMaskFormat,
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{ 256, 256 }, { 256, 256 });
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test_atlas_config(reporter, 65536, 256 * 1024, kA8_GrMaskFormat,
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{ 512, 512 }, { 256, 256 });
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// 1/2 MB
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test_atlas_config(reporter, 65536, 512 * 1024, kARGB_GrMaskFormat,
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{ 512, 256 }, { 256, 256 });
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test_atlas_config(reporter, 65536, 512 * 1024, kA8_GrMaskFormat,
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{ 1024, 512 }, { 256, 256 });
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// 1 MB
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test_atlas_config(reporter, 65536, 1024 * 1024, kARGB_GrMaskFormat,
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{ 512, 512 }, { 256, 256 });
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test_atlas_config(reporter, 65536, 1024 * 1024, kA8_GrMaskFormat,
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{ 1024, 1024 }, { 256, 256 });
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// 2 MB
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test_atlas_config(reporter, 65536, 2 * 1024 * 1024, kARGB_GrMaskFormat,
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{ 1024, 512 }, { 256, 256 });
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test_atlas_config(reporter, 65536, 2 * 1024 * 1024, kA8_GrMaskFormat,
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{ 2048, 1024 }, { 512, 256 });
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// 4 MB
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test_atlas_config(reporter, 65536, 4 * 1024 * 1024, kARGB_GrMaskFormat,
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{ 1024, 1024 }, { 256, 256 });
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test_atlas_config(reporter, 65536, 4 * 1024 * 1024, kA8_GrMaskFormat,
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{ 2048, 2048 }, { 512, 512 });
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// 8 MB
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test_atlas_config(reporter, 65536, 8 * 1024 * 1024, kARGB_GrMaskFormat,
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{ 2048, 1024 }, { 256, 256 });
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test_atlas_config(reporter, 65536, 8 * 1024 * 1024, kA8_GrMaskFormat,
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{ 2048, 2048 }, { 512, 512 });
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// 16 MB (should be same as 8 MB)
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test_atlas_config(reporter, 65536, 16 * 1024 * 1024, kARGB_GrMaskFormat,
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{ 2048, 1024 }, { 256, 256 });
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test_atlas_config(reporter, 65536, 16 * 1024 * 1024, kA8_GrMaskFormat,
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{ 2048, 2048 }, { 512, 512 });
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// 4MB, restricted texture size
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test_atlas_config(reporter, 1024, 8 * 1024 * 1024, kARGB_GrMaskFormat,
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{ 1024, 1024 }, { 256, 256 });
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test_atlas_config(reporter, 1024, 8 * 1024 * 1024, kA8_GrMaskFormat,
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{ 1024, 1024 }, { 256, 256 });
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// 3 MB (should be same as 2 MB)
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test_atlas_config(reporter, 65536, 3 * 1024 * 1024, kARGB_GrMaskFormat,
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{ 1024, 512 }, { 256, 256 });
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test_atlas_config(reporter, 65536, 3 * 1024 * 1024, kA8_GrMaskFormat,
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{ 2048, 1024 }, { 512, 256 });
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// minimum size
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test_atlas_config(reporter, 65536, 0, kARGB_GrMaskFormat,
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{ 256, 256 }, { 256, 256 });
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test_atlas_config(reporter, 65536, 0, kA8_GrMaskFormat,
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{ 512, 512 }, { 256, 256 });
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}
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