skia2/tests/SpecialSurfaceTest.cpp
Michael Ludwig a872718e51 Reland "Preserve base device origin on saveLayer and image filters"
This reverts commit 814652c373.

Reason for revert: missed suppression has landed in chrome

Original change's description:
> Revert "Preserve base device origin on saveLayer and image filters"
>
> This reverts commit f436cf2343.
>
> Reason for revert: May need to be behind flag or more
> suppressions. Breaking linux-rel vulkan_swiftshader_blink_web_tests
> css3/filters/effect-blur-hw.html .
>
> Original change's description:
> > Preserve base device origin on saveLayer and image filters
> >
> > SaveLayerOriginTest taken from https://skia-review.googlesource.com/c/skia/+/277977
> >
> > Bug: skia:12732
> > Change-Id: I5ce75355bb16237043c229e1cbc7a106eb636d18
> > Reviewed-on: https://skia-review.googlesource.com/c/skia/+/508919
> > Reviewed-by: Greg Daniel <egdaniel@google.com>
> > Commit-Queue: Michael Ludwig <michaelludwig@google.com>
>
> Bug: skia:12732
> Change-Id: I74cc8dc279d22c4fbd313ae3caeb4d0748daf003
> No-Presubmit: true
> No-Tree-Checks: true
> No-Try: true
> Reviewed-on: https://skia-review.googlesource.com/c/skia/+/510196
> Auto-Submit: Ben Wagner <bungeman@google.com>
> Commit-Queue: Rubber Stamper <rubber-stamper@appspot.gserviceaccount.com>
> Bot-Commit: Rubber Stamper <rubber-stamper@appspot.gserviceaccount.com>

Bug: skia:12732
Change-Id: Ifdc3ac96b1b695c208960915ca313fbacf4b7ed6
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/510203
Bot-Commit: Rubber Stamper <rubber-stamper@appspot.gserviceaccount.com>
Auto-Submit: Michael Ludwig <michaelludwig@google.com>
Reviewed-by: Ben Wagner <bungeman@google.com>
Commit-Queue: Ben Wagner <bungeman@google.com>
2022-02-17 19:49:10 +00:00

95 lines
3.1 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
*/
#include "include/core/SkBitmap.h"
#include "include/core/SkCanvas.h"
#include "include/gpu/GrDirectContext.h"
#include "src/core/SkSpecialImage.h"
#include "src/core/SkSpecialSurface.h"
#include "src/gpu/GrCaps.h"
#include "src/gpu/GrDirectContextPriv.h"
#include "src/gpu/SkGr.h"
#include "tests/Test.h"
class TestingSpecialSurfaceAccess {
public:
static const SkIRect& Subset(const SkSpecialSurface* surf) {
return surf->subset();
}
};
// Both 'kSmallerSize' and 'kFullSize' need to be a non-power-of-2 to exercise
// the gpu's loose fit behavior
static const int kSmallerSize = 10;
static const int kPad = 5;
static const int kFullSize = kSmallerSize + 2 * kPad;
// Exercise the public API of SkSpecialSurface (e.g., getCanvas, newImageSnapshot)
static void test_surface(const sk_sp<SkSpecialSurface>& surf,
skiatest::Reporter* reporter,
int offset) {
const SkIRect surfSubset = TestingSpecialSurfaceAccess::Subset(surf.get());
REPORTER_ASSERT(reporter, offset == surfSubset.fLeft);
REPORTER_ASSERT(reporter, offset == surfSubset.fTop);
REPORTER_ASSERT(reporter, kSmallerSize == surfSubset.width());
REPORTER_ASSERT(reporter, kSmallerSize == surfSubset.height());
SkCanvas* canvas = surf->getCanvas();
SkASSERT_RELEASE(canvas);
canvas->clear(SK_ColorRED);
sk_sp<SkSpecialImage> img(surf->makeImageSnapshot());
REPORTER_ASSERT(reporter, img);
const SkIRect imgSubset = img->subset();
REPORTER_ASSERT(reporter, surfSubset == imgSubset);
// the canvas was invalidated by the newImageSnapshot call
REPORTER_ASSERT(reporter, !surf->getCanvas());
}
DEF_TEST(SpecialSurface_Raster, reporter) {
SkImageInfo info = SkImageInfo::MakeN32(kSmallerSize, kSmallerSize, kOpaque_SkAlphaType);
sk_sp<SkSpecialSurface> surf(SkSpecialSurface::MakeRaster(info, SkSurfaceProps()));
test_surface(surf, reporter, 0);
}
DEF_TEST(SpecialSurface_Raster2, reporter) {
SkBitmap bm;
bm.allocN32Pixels(kFullSize, kFullSize, true);
const SkIRect subset = SkIRect::MakeXYWH(kPad, kPad, kSmallerSize, kSmallerSize);
sk_sp<SkSpecialSurface> surf(SkSpecialSurface::MakeFromBitmap(subset, bm, SkSurfaceProps()));
test_surface(surf, reporter, kPad);
// TODO: check that the clear didn't escape the active region
}
DEF_GPUTEST_FOR_RENDERING_CONTEXTS(SpecialSurface_Gpu1, reporter, ctxInfo) {
auto dContext = ctxInfo.directContext();
for (auto colorType : { kRGBA_8888_SkColorType, kRGBA_1010102_SkColorType }) {
if (!dContext->colorTypeSupportedAsSurface(colorType)) {
continue;
}
SkImageInfo ii = SkImageInfo::Make({ kSmallerSize, kSmallerSize }, colorType,
kPremul_SkAlphaType);
auto surf(SkSpecialSurface::MakeRenderTarget(dContext, ii, SkSurfaceProps(),
kTopLeft_GrSurfaceOrigin));
test_surface(surf, reporter, 0);
}
}