3a0dbde1cf
This is no longer required - gamma-correctness is now just based on the presence or absence of a color space. Public API change is just removal of (unused) flag. BUG=skia: GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=2188463002 TBR=bsalomon@google.com Review-Url: https://codereview.chromium.org/2188463002
79 lines
2.3 KiB
C++
79 lines
2.3 KiB
C++
/*
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* Copyright 2015 Google Inc.
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*
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* Use of this source code is governed by a BD-style license that can be
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* found in the LICENSE file.
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*/
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#include "gm.h"
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#include "SkCanvas.h"
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#include "SkSurface.h"
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#include "SkTextBlob.h"
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// This tests that we don't try to reuse textblobs from the GPU textblob cache across pixel geometry
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// changes when we have LCD. crbug/486744
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namespace skiagm {
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class TextBlobGeometryChange : public GM {
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public:
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TextBlobGeometryChange() { }
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protected:
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SkString onShortName() override {
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return SkString("textblobgeometrychange");
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}
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SkISize onISize() override {
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return SkISize::Make(kWidth, kHeight);
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}
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void onDraw(SkCanvas* canvas) override {
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const char text[] = "Hamburgefons";
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SkPaint paint;
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sk_tool_utils::set_portable_typeface(&paint);
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paint.setTextSize(20);
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paint.setAntiAlias(true);
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paint.setLCDRenderText(true);
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SkTextBlobBuilder builder;
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sk_tool_utils::add_to_text_blob(&builder, text, paint, 10, 10);
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SkAutoTUnref<const SkTextBlob> blob(builder.build());
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SkImageInfo info = SkImageInfo::MakeN32(200, 200, kPremul_SkAlphaType,
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sk_ref_sp(canvas->imageInfo().colorSpace()));
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SkSurfaceProps props(0, kUnknown_SkPixelGeometry);
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auto surface = canvas->makeSurface(info, &props);
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if (!surface) {
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surface = SkSurface::MakeRaster(info, &props);
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}
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SkCanvas* c = surface->getCanvas();
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// LCD text on white background
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SkRect rect = SkRect::MakeLTRB(0.f, 0.f, SkIntToScalar(kWidth), kHeight / 2.f);
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SkPaint rectPaint;
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rectPaint.setColor(0xffffffff);
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canvas->drawRect(rect, rectPaint);
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canvas->drawTextBlob(blob.get(), 10, 50, paint);
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// This should not look garbled since we should disable LCD text in this case
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// (i.e., unknown pixel geometry)
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c->clear(0x00ffffff);
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c->drawTextBlob(blob.get(), 10, 150, paint);
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surface->draw(canvas, 0, 0, nullptr);
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}
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private:
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static const int kWidth = 200;
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static const int kHeight = 200;
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typedef GM INHERITED;
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};
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//////////////////////////////////////////////////////////////////////////////
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DEF_GM(return new TextBlobGeometryChange;)
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}
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