skia2/tests/RenderTargetContextTest.cpp
Greg Daniel e20fcad156 Reland "Move makeDeferredRenderTargetContext calls to factory on RTC."
This reverts commit a4f207eb67.

Reason for revert: Landing with fix

Original change's description:
> Revert "Move makeDeferredRenderTargetContext calls to factory on RTC."
>
> This reverts commit 1c16b43033.
>
> Reason for revert: Red on tree
> Original change's description:
> > Move makeDeferredRenderTargetContext calls to factory on RTC.
> >
> > Change-Id: Iaa8f5829d9f8650ff27a60f75fb2216f016ab85e
> > Reviewed-on: https://skia-review.googlesource.com/c/skia/+/262058
> > Commit-Queue: Greg Daniel <egdaniel@google.com>
> > Reviewed-by: Brian Salomon <bsalomon@google.com>
>
> TBR=egdaniel@google.com,bsalomon@google.com
>
> Change-Id: I9e3c9d13c66b5437c87ad7136d283fa4ac81df1f
> No-Presubmit: true
> No-Tree-Checks: true
> No-Try: true
> Reviewed-on: https://skia-review.googlesource.com/c/skia/+/263019
> Reviewed-by: Jim Van Verth <jvanverth@google.com>
> Commit-Queue: Jim Van Verth <jvanverth@google.com>

TBR=egdaniel@google.com,jvanverth@google.com,bsalomon@google.com

Change-Id: If4ec8316a952fb482471c22273f4724f9b30a998
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/263022
Reviewed-by: Greg Daniel <egdaniel@google.com>
Commit-Queue: Greg Daniel <egdaniel@google.com>
2020-01-08 19:13:14 +00:00

73 lines
2.4 KiB
C++

/*
* Copyright 2016 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
// This is a GPU-backend specific test.
#include "tests/Test.h"
#include "src/gpu/GrContextPriv.h"
#include "src/gpu/GrImageInfo.h"
#include "src/gpu/GrRenderTargetContext.h"
#include "src/gpu/GrTextureProxy.h"
static const int kSize = 64;
static std::unique_ptr<GrRenderTargetContext> get_rtc(GrContext* ctx) {
return GrRenderTargetContext::Make(
ctx, GrColorType::kRGBA_8888, nullptr, SkBackingFit::kExact, {kSize, kSize});
}
static void check_instantiation_status(skiatest::Reporter* reporter,
GrRenderTargetContext* rtCtx,
bool wrappedExpectation) {
REPORTER_ASSERT(reporter, rtCtx->testingOnly_IsInstantiated() == wrappedExpectation);
GrTextureProxy* tProxy = rtCtx->asTextureProxy();
REPORTER_ASSERT(reporter, tProxy);
REPORTER_ASSERT(reporter, tProxy->isInstantiated() == wrappedExpectation);
}
DEF_GPUTEST_FOR_RENDERING_CONTEXTS(RenderTargetContextTest, reporter, ctxInfo) {
GrContext* ctx = ctxInfo.grContext();
// Calling instantiate on a GrRenderTargetContext's textureProxy also instantiates the
// GrRenderTargetContext
{
auto rtCtx = get_rtc(ctx);
check_instantiation_status(reporter, rtCtx.get(), false);
GrTextureProxy* tProxy = rtCtx->asTextureProxy();
REPORTER_ASSERT(reporter, tProxy);
REPORTER_ASSERT(reporter, tProxy->instantiate(ctx->priv().resourceProvider()));
check_instantiation_status(reporter, rtCtx.get(), true);
}
// readPixels switches a deferred rtCtx to wrapped
{
auto rtCtx = get_rtc(ctx);
check_instantiation_status(reporter, rtCtx.get(), false);
SkImageInfo dstInfo = SkImageInfo::MakeN32Premul(kSize, kSize);
SkAutoTMalloc<uint32_t> dstBuffer(kSize * kSize);
static const size_t kRowBytes = sizeof(uint32_t) * kSize;
bool result = rtCtx->readPixels(dstInfo, dstBuffer.get(), kRowBytes, {0, 0});
REPORTER_ASSERT(reporter, result);
check_instantiation_status(reporter, rtCtx.get(), true);
}
// TODO: in a future world we should be able to add a test that the majority of
// GrRenderTargetContext calls do not force the instantiation of a deferred
// GrRenderTargetContext
}