skia2/tests/SpecialSurfaceTest.cpp
Florin Malita ab244f045a Revert "Revert "Reland: Remove SkLights include from SkCanvas.h""
This reverts commit 9d5f66d9c2.

Reason for revert: Leon landed Android fixes.

Original change's description:
> Revert "Reland: Remove SkLights include from SkCanvas.h"
> 
> This reverts commit fed00319c9.
> 
> Reason for revert: breaking the Android roll.
> 
> Original change's description:
> > Reland: Remove SkLights include from SkCanvas.h
> > 
> > SkLights.h pulls in a bunch of other headers and is not needed (fwdecl
> > works fine).
> > 
> > Change-Id: I3ed97cd7861e51dcb7cfa7950a97b420dbc6fbfb
> > TBR=reed@google.com
> > Reviewed-on: https://skia-review.googlesource.com/15143
> > Commit-Queue: Florin Malita <fmalita@chromium.org>
> > Reviewed-by: Florin Malita <fmalita@chromium.org>
> > 
> 
> TBR=fmalita@chromium.org,reed@google.com
> NOPRESUBMIT=true
> NOTREECHECKS=true
> NOTRY=true
> 
> Change-Id: I3b0e69f1d04d160f16a5567b09982d35cc9ca84e
> Reviewed-on: https://skia-review.googlesource.com/15195
> Reviewed-by: Florin Malita <fmalita@chromium.org>
> Commit-Queue: Florin Malita <fmalita@chromium.org>
> 

TBR=msarett@google.com,reviews@skia.org,fmalita@chromium.org,reed@google.com
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true

Change-Id: I0a1c2f9df61f16987ab72dfb4f3a205fbcc37667
Reviewed-on: https://skia-review.googlesource.com/15229
Reviewed-by: Florin Malita <fmalita@chromium.org>
Commit-Queue: Florin Malita <fmalita@chromium.org>
2017-05-03 19:17:11 +00:00

92 lines
2.8 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 "SkBitmap.h"
#include "SkCanvas.h"
#include "SkSpecialImage.h"
#include "SkSpecialSurface.h"
#include "Test.h"
#if SK_SUPPORT_GPU
#include "GrContext.h"
#include "SkGr.h"
#endif
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));
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));
test_surface(surf, reporter, kPad);
// TODO: check that the clear didn't escape the active region
}
#if SK_SUPPORT_GPU
DEF_GPUTEST_FOR_RENDERING_CONTEXTS(SpecialSurface_Gpu1, reporter, ctxInfo) {
sk_sp<SkSpecialSurface> surf(SkSpecialSurface::MakeRenderTarget(ctxInfo.grContext(),
kSmallerSize, kSmallerSize,
kRGBA_8888_GrPixelConfig,
nullptr));
test_surface(surf, reporter, 0);
}
#endif