skia2/tests/DefaultPathRendererTest.cpp

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/*
* Copyright 2017 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "SkTypes.h"
#include "GrClip.h"
#include "GrColor.h"
#include "GrContext.h"
#include "GrContextFactory.h"
#include "GrContextOptions.h"
#include "GrContextPriv.h"
#include "GrFragmentProcessor.h"
#include "GrPaint.h"
#include "GrRenderTargetContext.h"
#include "GrStyle.h"
#include "GrTypesPriv.h"
#include "SkBitmap.h"
#include "SkColor.h"
#include "SkColorSpace.h"
#include "SkImageInfo.h"
#include "SkMatrix.h"
#include "SkPath.h"
#include "SkRect.h"
#include "SkRefCnt.h"
#include "SkStrokeRec.h"
#include "Test.h"
#include "effects/GrConstColorProcessor.h"
#include <utility>
static void only_allow_default(GrContextOptions* options) {
options->fGpuPathRenderers = GpuPathRenderers::kNone;
}
static SkBitmap read_back(GrRenderTargetContext* rtc, int width, int height) {
SkImageInfo dstII = SkImageInfo::MakeN32Premul(width, height);
SkBitmap bm;
bm.allocPixels(dstII);
rtc->readPixels(dstII, bm.getAddr(0, 0), bm.rowBytes(), 0, 0, 0);
return bm;
}
static SkPath make_path(const SkRect& outer, int inset, SkPath::FillType fill) {
SkPath p;
p.addRect(outer, SkPath::kCW_Direction);
p.addRect(outer.makeInset(inset, inset), SkPath::kCCW_Direction);
p.setFillType(fill);
return p;
}
static const int kBigSize = 64; // This should be a power of 2
static const int kPad = 3;
// From crbug.com/769898:
// create an approx fit render target context that will have extra space (i.e., npot)
// draw an inverse wound concave path into it - forcing use of the stencil-using path renderer
// throw the RTC away so the backing GrSurface/GrStencilBuffer can be reused
// create a new render target context that will reuse the prior GrSurface
// draw a normally wound concave path that touches outside of the approx fit RTC's content rect
//
// When the bug manifests the GrDefaultPathRenderer/GrMSAAPathRenderer is/was leaving the stencil
// buffer outside of the first content rect in a bad state and the second draw would be incorrect.
static void run_test(GrContext* ctx, skiatest::Reporter* reporter) {
SkPath invPath = make_path(SkRect::MakeXYWH(0, 0, kBigSize, kBigSize),
kBigSize/2-1, SkPath::kInverseWinding_FillType);
SkPath path = make_path(SkRect::MakeXYWH(0, 0, kBigSize, kBigSize),
kPad, SkPath::kWinding_FillType);
GrStyle style(SkStrokeRec::kFill_InitStyle);
Reland "Reland "Have a GrBackendFormat be stored on gpu proxies."" This is a reland of 2f9a5ea639925f38785f4d3a0af237822007cfd6 Original change's description: > Reland "Have a GrBackendFormat be stored on gpu proxies." > > This reverts commit 919c9e77c3492af766ff5982acda76ee49da3168. > > Reason for revert: Flutter change has landed and fixed memory issue. > > Original change's description: > > Revert "Have a GrBackendFormat be stored on gpu proxies." > > > > This reverts commit 51b1c12bbc2fa3f8d4faa29ad19c6f3cb34837ce. > > > > Reason for revert: reverting till flutter gets to 1.1 to fix build issues. > > > > Original change's description: > > > Have a GrBackendFormat be stored on gpu proxies. > > > > > > Bug: skia: > > > Change-Id: Iaf1fb24ab29a61d44e5fa59a5e0867ed02dcda90 > > > Reviewed-on: https://skia-review.googlesource.com/c/168021 > > > Reviewed-by: Brian Osman <brianosman@google.com> > > > Commit-Queue: Greg Daniel <egdaniel@google.com> > > > > TBR=egdaniel@google.com,bsalomon@google.com,brianosman@google.com > > > > Change-Id: I574fdc084ef5994596c51fb0d60423b5dc01b885 > > No-Presubmit: true > > No-Tree-Checks: true > > No-Try: true > > Bug: chromium:903701 chromium:903756 > > Reviewed-on: https://skia-review.googlesource.com/c/169835 > > Commit-Queue: Greg Daniel <egdaniel@google.com> > > Reviewed-by: Greg Daniel <egdaniel@google.com> > > TBR=egdaniel@google.com,bsalomon@google.com,brianosman@google.com > > Change-Id: Ifd9b6b8e194af9fb9258fa626644e76e6ecf090d > Bug: chromium:903701 chromium:903756 > Reviewed-on: https://skia-review.googlesource.com/c/170104 > Commit-Queue: Greg Daniel <egdaniel@google.com> > Reviewed-by: Greg Daniel <egdaniel@google.com> > Reviewed-by: Brian Osman <brianosman@google.com> Bug: chromium:903701 chromium:903756 Change-Id: Id1360067d8e928b0a4e1848dae8bc1e7f1994403 Reviewed-on: https://skia-review.googlesource.com/c/171660 Reviewed-by: Greg Daniel <egdaniel@google.com> Commit-Queue: Greg Daniel <egdaniel@google.com>
2018-11-16 20:43:41 +00:00
GrBackendFormat format =
ctx->contextPriv().caps()->getBackendFormatFromColorType(kRGBA_8888_SkColorType);
{
auto rtc = ctx->contextPriv().makeDeferredRenderTargetContext(
Reland "Reland "Have a GrBackendFormat be stored on gpu proxies."" This is a reland of 2f9a5ea639925f38785f4d3a0af237822007cfd6 Original change's description: > Reland "Have a GrBackendFormat be stored on gpu proxies." > > This reverts commit 919c9e77c3492af766ff5982acda76ee49da3168. > > Reason for revert: Flutter change has landed and fixed memory issue. > > Original change's description: > > Revert "Have a GrBackendFormat be stored on gpu proxies." > > > > This reverts commit 51b1c12bbc2fa3f8d4faa29ad19c6f3cb34837ce. > > > > Reason for revert: reverting till flutter gets to 1.1 to fix build issues. > > > > Original change's description: > > > Have a GrBackendFormat be stored on gpu proxies. > > > > > > Bug: skia: > > > Change-Id: Iaf1fb24ab29a61d44e5fa59a5e0867ed02dcda90 > > > Reviewed-on: https://skia-review.googlesource.com/c/168021 > > > Reviewed-by: Brian Osman <brianosman@google.com> > > > Commit-Queue: Greg Daniel <egdaniel@google.com> > > > > TBR=egdaniel@google.com,bsalomon@google.com,brianosman@google.com > > > > Change-Id: I574fdc084ef5994596c51fb0d60423b5dc01b885 > > No-Presubmit: true > > No-Tree-Checks: true > > No-Try: true > > Bug: chromium:903701 chromium:903756 > > Reviewed-on: https://skia-review.googlesource.com/c/169835 > > Commit-Queue: Greg Daniel <egdaniel@google.com> > > Reviewed-by: Greg Daniel <egdaniel@google.com> > > TBR=egdaniel@google.com,bsalomon@google.com,brianosman@google.com > > Change-Id: Ifd9b6b8e194af9fb9258fa626644e76e6ecf090d > Bug: chromium:903701 chromium:903756 > Reviewed-on: https://skia-review.googlesource.com/c/170104 > Commit-Queue: Greg Daniel <egdaniel@google.com> > Reviewed-by: Greg Daniel <egdaniel@google.com> > Reviewed-by: Brian Osman <brianosman@google.com> Bug: chromium:903701 chromium:903756 Change-Id: Id1360067d8e928b0a4e1848dae8bc1e7f1994403 Reviewed-on: https://skia-review.googlesource.com/c/171660 Reviewed-by: Greg Daniel <egdaniel@google.com> Commit-Queue: Greg Daniel <egdaniel@google.com>
2018-11-16 20:43:41 +00:00
format,
SkBackingFit::kApprox,
kBigSize/2+1, kBigSize/2+1,
kRGBA_8888_GrPixelConfig, nullptr);
rtc->clear(nullptr, { 0, 0, 0, 1 }, GrRenderTargetContext::CanClearFullscreen::kYes);
GrPaint paint;
const SkPMColor4f color = { 1.0f, 0.0f, 0.0f, 1.0f };
auto fp = GrConstColorProcessor::Make(color, GrConstColorProcessor::InputMode::kIgnore);
paint.addColorFragmentProcessor(std::move(fp));
rtc->drawPath(GrNoClip(), std::move(paint), GrAA::kNo,
SkMatrix::I(), invPath, style);
rtc->prepareForExternalIO(0, nullptr);
}
{
auto rtc = ctx->contextPriv().makeDeferredRenderTargetContext(
Reland "Reland "Have a GrBackendFormat be stored on gpu proxies."" This is a reland of 2f9a5ea639925f38785f4d3a0af237822007cfd6 Original change's description: > Reland "Have a GrBackendFormat be stored on gpu proxies." > > This reverts commit 919c9e77c3492af766ff5982acda76ee49da3168. > > Reason for revert: Flutter change has landed and fixed memory issue. > > Original change's description: > > Revert "Have a GrBackendFormat be stored on gpu proxies." > > > > This reverts commit 51b1c12bbc2fa3f8d4faa29ad19c6f3cb34837ce. > > > > Reason for revert: reverting till flutter gets to 1.1 to fix build issues. > > > > Original change's description: > > > Have a GrBackendFormat be stored on gpu proxies. > > > > > > Bug: skia: > > > Change-Id: Iaf1fb24ab29a61d44e5fa59a5e0867ed02dcda90 > > > Reviewed-on: https://skia-review.googlesource.com/c/168021 > > > Reviewed-by: Brian Osman <brianosman@google.com> > > > Commit-Queue: Greg Daniel <egdaniel@google.com> > > > > TBR=egdaniel@google.com,bsalomon@google.com,brianosman@google.com > > > > Change-Id: I574fdc084ef5994596c51fb0d60423b5dc01b885 > > No-Presubmit: true > > No-Tree-Checks: true > > No-Try: true > > Bug: chromium:903701 chromium:903756 > > Reviewed-on: https://skia-review.googlesource.com/c/169835 > > Commit-Queue: Greg Daniel <egdaniel@google.com> > > Reviewed-by: Greg Daniel <egdaniel@google.com> > > TBR=egdaniel@google.com,bsalomon@google.com,brianosman@google.com > > Change-Id: Ifd9b6b8e194af9fb9258fa626644e76e6ecf090d > Bug: chromium:903701 chromium:903756 > Reviewed-on: https://skia-review.googlesource.com/c/170104 > Commit-Queue: Greg Daniel <egdaniel@google.com> > Reviewed-by: Greg Daniel <egdaniel@google.com> > Reviewed-by: Brian Osman <brianosman@google.com> Bug: chromium:903701 chromium:903756 Change-Id: Id1360067d8e928b0a4e1848dae8bc1e7f1994403 Reviewed-on: https://skia-review.googlesource.com/c/171660 Reviewed-by: Greg Daniel <egdaniel@google.com> Commit-Queue: Greg Daniel <egdaniel@google.com>
2018-11-16 20:43:41 +00:00
format, SkBackingFit::kExact, kBigSize,
kBigSize, kRGBA_8888_GrPixelConfig,
nullptr);
rtc->clear(nullptr, { 0, 0, 0, 1 }, GrRenderTargetContext::CanClearFullscreen::kYes);
GrPaint paint;
const SkPMColor4f color = { 0.0f, 1.0f, 0.0f, 1.0f };
auto fp = GrConstColorProcessor::Make(color, GrConstColorProcessor::InputMode::kIgnore);
paint.addColorFragmentProcessor(std::move(fp));
rtc->drawPath(GrNoClip(), std::move(paint), GrAA::kNo,
SkMatrix::I(), path, style);
SkBitmap bm = read_back(rtc.get(), kBigSize, kBigSize);
bool correct = true;
for (int y = kBigSize/2+1; y < kBigSize-kPad-1 && correct; ++y) {
for (int x = kPad+1; x < kBigSize-kPad-1 && correct; ++x) {
correct = bm.getColor(x, y) == SK_ColorBLACK;
REPORTER_ASSERT(reporter, correct);
}
}
}
}
DEF_GPUTEST_FOR_CONTEXTS(GrDefaultPathRendererTest,
sk_gpu_test::GrContextFactory::IsRenderingContext,
reporter, ctxInfo, only_allow_default) {
GrContext* ctx = ctxInfo.grContext();
run_test(ctx, reporter);
}