0c4b7b1f2f
A mechanical bulk move just to get these out of the public API. TBR=bsalomon@google.com Change-Id: I813efbd54a09dd448275697c0e50947753a5cfd3 Reviewed-on: https://skia-review.googlesource.com/112262 Commit-Queue: Robert Phillips <robertphillips@google.com> Reviewed-by: Greg Daniel <egdaniel@google.com>
142 lines
4.9 KiB
C++
142 lines
4.9 KiB
C++
/*
|
|
* 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 "Test.h"
|
|
#include "SkBitmap.h"
|
|
|
|
#if SK_SUPPORT_GPU
|
|
#include "GrClip.h"
|
|
#include "GrRenderTargetContext.h"
|
|
#include "GrStyle.h"
|
|
#include "GrTypesPriv.h"
|
|
|
|
#include "effects/GrConstColorProcessor.h"
|
|
|
|
static void allow_default_and_msaa(GrContextOptions* options) {
|
|
options->fGpuPathRenderers = GpuPathRenderers::kMSAA;
|
|
}
|
|
|
|
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);
|
|
|
|
{
|
|
auto rtc = ctx->contextPriv().makeDeferredRenderTargetContext(
|
|
SkBackingFit::kApprox,
|
|
kBigSize/2+1, kBigSize/2+1,
|
|
kRGBA_8888_GrPixelConfig, nullptr);
|
|
|
|
rtc->clear(nullptr, GrColorPackRGBA(0x0, 0x0, 0x0, 0xFF),
|
|
GrRenderTargetContext::CanClearFullscreen::kYes);
|
|
|
|
GrPaint paint;
|
|
|
|
const GrColor4f 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(
|
|
SkBackingFit::kExact, kBigSize, kBigSize,
|
|
kRGBA_8888_GrPixelConfig, nullptr);
|
|
|
|
rtc->clear(nullptr, GrColorPackRGBA(0x0, 0x0, 0x0, 0xFF),
|
|
GrRenderTargetContext::CanClearFullscreen::kYes);
|
|
|
|
GrPaint paint;
|
|
|
|
const GrColor4f 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);
|
|
}
|
|
|
|
DEF_GPUTEST_FOR_CONTEXTS(GrMSAAPathRendererTest,
|
|
sk_gpu_test::GrContextFactory::IsRenderingContext,
|
|
reporter, ctxInfo, allow_default_and_msaa) {
|
|
GrContext* ctx = ctxInfo.grContext();
|
|
|
|
if (!ctx->caps()->sampleShadingSupport()) { // The MSAAPathRenderer requires this
|
|
return;
|
|
}
|
|
|
|
run_test(ctx, reporter);
|
|
}
|
|
|
|
#endif
|