skia2/tests/WrappedSurfaceCopyOnWriteTest.cpp
Greg Daniel 719239cd69 Move all Ganesh source files into ganesh subdirectory.
Change-Id: I238d29ba0250224fa593845ae65192653f58faff
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/528156
Reviewed-by: Kevin Lubick <kjlubick@google.com>
Reviewed-by: Jim Van Verth <jvanverth@google.com>
Commit-Queue: Greg Daniel <egdaniel@google.com>
2022-04-07 21:06:50 +00:00

165 lines
7.0 KiB
C++

/*
* Copyright 2021 Google LLC
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "include/core/SkDeferredDisplayListRecorder.h"
#include "include/core/SkImageInfo.h"
#include "include/gpu/GrDirectContext.h"
#include "include/gpu/GrTypes.h"
#include "src/core/SkAutoPixmapStorage.h"
#include "src/core/SkCanvasPriv.h"
#include "src/gpu/ganesh/GrDirectContextPriv.h"
#include "src/gpu/ganesh/GrProxyProvider.h"
#include "src/gpu/ganesh/GrSurfaceProxy.h"
#include "src/gpu/ganesh/SurfaceFillContext.h"
#include "tests/Test.h"
#include "tests/TestUtils.h"
#include "tools/gpu/BackendSurfaceFactory.h"
#include "tools/gpu/ProxyUtils.h"
DEF_GPUTEST_FOR_ALL_CONTEXTS(WrappedSurfaceCopyOnWrite, reporter, ctxInfo) {
GrDirectContext* dContext = ctxInfo.directContext();
auto makeDirectBackendSurface = [&]() {
auto info = SkImageInfo::Make({10, 10}, kRGBA_8888_SkColorType, kPremul_SkAlphaType);
return sk_gpu_test::MakeBackendTextureSurface(dContext,
info,
kTopLeft_GrSurfaceOrigin,
/*sample count*/ 1);
};
auto imageProxyID = [&](const sk_sp<SkImage>& img) {
return sk_gpu_test::GetTextureImageProxy(img.get(), dContext)->uniqueID();
};
auto surfaceProxyID = [&](const sk_sp<SkSurface>& surf) {
GrRenderTargetProxy* rtp = SkCanvasPriv::TopDeviceTargetProxy(surf->getCanvas());
return rtp->uniqueID();
};
sk_sp<SkSurface> surf = makeDirectBackendSurface();
surf->getCanvas()->clear(SkColor4f{1, 0, 0, 1});
sk_sp<SkImage> img = surf->makeImageSnapshot();
// Initially they share
REPORTER_ASSERT(reporter, surfaceProxyID(surf) == imageProxyID(img));
// Using the image on the direct context shouldn't affect sharing.
sk_sp<SkSurface> surf2 = makeDirectBackendSurface();
surf2->getCanvas()->drawImage(img, 0, 0);
REPORTER_ASSERT(reporter, surfaceProxyID(surf) == imageProxyID(img));
// Modifying the original surface should trigger using the copy proxy.
surf->getCanvas()->clear({0, 0, 1, 1});
REPORTER_ASSERT(reporter, surfaceProxyID(surf) != imageProxyID(img));
// Image caching on surface should mean another snapshot gives us the same image.
GrSurfaceProxy::UniqueID imageID = imageProxyID(img);
img = surf->makeImageSnapshot();
REPORTER_ASSERT(reporter, imageProxyID(img) != imageID);
SkSurfaceCharacterization characterization;
REPORTER_ASSERT(reporter, surf->characterize(&characterization));
SkDeferredDisplayListRecorder recorder(characterization);
// Using an image from a direct context on a recording context should trigger using the copy.
surf = makeDirectBackendSurface();
img = surf->makeImageSnapshot();
REPORTER_ASSERT(reporter, surfaceProxyID(surf) == imageProxyID(img));
recorder.getCanvas()->drawImage(img, 0, 0);
REPORTER_ASSERT(reporter, surfaceProxyID(surf) != imageProxyID(img));
// Same as above but if the surface goes out of scope first we keep using the original
surf = makeDirectBackendSurface();
img = surf->makeImageSnapshot();
GrSurfaceProxy::UniqueID surfID = surfaceProxyID(surf);
REPORTER_ASSERT(reporter, surfaceProxyID(surf) == imageProxyID(img));
surf.reset();
recorder.getCanvas()->drawImage(img, 0, 0);
REPORTER_ASSERT(reporter, surfID == imageProxyID(img));
}
// Make sure GrCopyRenderTasks's skip actually skips the copy.
DEF_GPUTEST_FOR_RENDERING_CONTEXTS(SkipCopyTaskTest, reporter, ctxInfo) {
GrDirectContext* dContext = ctxInfo.directContext();
GrImageInfo info(GrColorType::kRGBA_8888,
kPremul_SkAlphaType,
/*color space*/ nullptr,
10, 10);
auto dstSC = CreateSurfaceContext(dContext,
info,
SkBackingFit::kExact,
kBottomLeft_GrSurfaceOrigin,
GrRenderable::kYes);
dstSC->asFillContext()->clear(SkPMColor4f{1, 0, 0, 1});
auto srcSC = CreateSurfaceContext(dContext,
info,
SkBackingFit::kExact,
kBottomLeft_GrSurfaceOrigin,
GrRenderable::kYes);
srcSC->asFillContext()->clear(SkPMColor4f{0, 0, 1, 1});
sk_sp<GrRenderTask> task =
dContext->priv().drawingManager()->newCopyRenderTask(srcSC->asSurfaceProxyRef(),
SkIRect::MakeWH(10, 10),
dstSC->asSurfaceProxyRef(),
{0, 0},
kTopLeft_GrSurfaceOrigin);
if (!task) {
ERRORF(reporter, "Couldn't make a copy task.");
return;
}
task->makeSkippable();
SkAutoPixmapStorage pixels;
pixels.alloc(SkImageInfo::Make({10, 10}, kRGBA_8888_SkColorType, kPremul_SkAlphaType));
dstSC->readPixels(dContext, pixels, {0, 0});
float kTol[4] = {};
std::function<ComparePixmapsErrorReporter> errorReporter(
[&](int x, int y, const float diffs[4]) {
ERRORF(reporter, "Expected {1, 0, 0, 1}. diff {%f, %f, %f, %f}",
diffs[0], diffs[1], diffs[2], diffs[3]);
});
CheckSolidPixels(SkColor4f{1, 0, 0, 1}, pixels, kTol, errorReporter);
}
#if SK_GPU_V1
// Make sure OpsTask are skippable
DEF_GPUTEST_FOR_RENDERING_CONTEXTS(SkipOpsTaskTest, reporter, ctxInfo) {
GrDirectContext* dContext = ctxInfo.directContext();
GrImageInfo ii(GrColorType::kRGBA_8888, kPremul_SkAlphaType, /*color space*/ nullptr, 10, 10);
auto dst = dContext->priv().makeSFC(ii, SkBackingFit::kExact);
dst->clear(SkPMColor4f{1, 0, 0, 1});
dContext->flush();
dst->clear(SkPMColor4f{0, 0, 1, 1});
sk_sp<GrRenderTask> task = dst->refRenderTask();
// GrDrawingManager maintains an "active ops task" and doesn't like having it closed behind
// its back. temp exists just to replace dst's ops task as the active one.
auto temp = dContext->priv().makeSFC(ii, SkBackingFit::kExact);
temp->clear(SkPMColor4f{0, 0, 0, 0});
GrSurfaceProxyView readView = dst->readSurfaceView();
task->makeSkippable();
SkAutoPixmapStorage pixels;
pixels.alloc(SkImageInfo::Make({10, 10}, kRGBA_8888_SkColorType, kPremul_SkAlphaType));
dst->readPixels(dContext, pixels, {0, 0});
float kTol[4] = {};
std::function<ComparePixmapsErrorReporter> errorReporter(
[&](int x, int y, const float diffs[4]) {
ERRORF(reporter, "Expected {1, 0, 0, 1}. diff {%f, %f, %f, %f}",
diffs[0], diffs[1], diffs[2], diffs[3]);
});
CheckSolidPixels(SkColor4f{1, 0, 0, 1}, pixels, kTol, errorReporter);
}
#endif // SK_GPU_V1