73 lines
2.4 KiB
C++
73 lines
2.4 KiB
C++
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/*
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* Copyright 2016 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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// This is a GPU-backend specific test.
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#include "tests/Test.h"
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#include "include/gpu/GrDirectContext.h"
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#include "src/gpu/GrDirectContextPriv.h"
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#include "src/gpu/GrImageInfo.h"
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#include "src/gpu/GrSurfaceDrawContext.h"
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#include "src/gpu/GrTextureProxy.h"
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static const int kSize = 64;
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static std::unique_ptr<GrSurfaceDrawContext> get_rtc(GrRecordingContext* rContext) {
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return GrSurfaceDrawContext::Make(rContext, GrColorType::kRGBA_8888, nullptr,
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SkBackingFit::kExact, {kSize, kSize}, SkSurfaceProps());
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}
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static void check_instantiation_status(skiatest::Reporter* reporter,
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GrSurfaceDrawContext* rtCtx,
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bool wrappedExpectation) {
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REPORTER_ASSERT(reporter, rtCtx->asRenderTargetProxy()->isInstantiated() == wrappedExpectation);
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GrTextureProxy* tProxy = rtCtx->asTextureProxy();
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REPORTER_ASSERT(reporter, tProxy);
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REPORTER_ASSERT(reporter, tProxy->isInstantiated() == wrappedExpectation);
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}
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DEF_GPUTEST_FOR_RENDERING_CONTEXTS(RenderTargetContextTest, reporter, ctxInfo) {
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auto dContext = ctxInfo.directContext();
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// Calling instantiate on a GrSurfaceDrawContext's textureProxy also instantiates the
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// GrSurfaceDrawContext
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{
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auto rtCtx = get_rtc(dContext);
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check_instantiation_status(reporter, rtCtx.get(), false);
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GrTextureProxy* tProxy = rtCtx->asTextureProxy();
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REPORTER_ASSERT(reporter, tProxy);
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REPORTER_ASSERT(reporter, tProxy->instantiate(dContext->priv().resourceProvider()));
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check_instantiation_status(reporter, rtCtx.get(), true);
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}
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// readPixels switches a deferred rtCtx to wrapped
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{
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auto rtCtx = get_rtc(dContext);
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check_instantiation_status(reporter, rtCtx.get(), false);
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SkImageInfo dstInfo = SkImageInfo::MakeN32Premul(kSize, kSize);
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GrPixmap dstPM = GrPixmap::Allocate(dstInfo);
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bool result = rtCtx->readPixels(dContext, dstPM, {0, 0});
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REPORTER_ASSERT(reporter, result);
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check_instantiation_status(reporter, rtCtx.get(), true);
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}
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// TODO: in a future world we should be able to add a test that the majority of
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// GrSurfaceDrawContext calls do not force the instantiation of a deferred
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// GrSurfaceDrawContext
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}
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