7fde8e1728
This almost gets gms to be iwyu clean. The last bit is around gm.cpp and the tracing framework and its use of atomic. Will also need a way of keeping things from regressing, which is difficult due to needing to do this outside-in. Change-Id: I1393531e99da8b0f1a29f55c53c86d53f459af7d Reviewed-on: https://skia-review.googlesource.com/c/skia/+/211593 Reviewed-by: Herb Derby <herb@google.com> Commit-Queue: Ben Wagner <bungeman@google.com>
112 lines
3.9 KiB
C++
112 lines
3.9 KiB
C++
/*
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* Copyright 2018 Google Inc.
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#include "gm/gm.h"
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#include "include/core/SkBlendMode.h"
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#include "include/core/SkCanvas.h"
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#include "include/core/SkColor.h"
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#include "include/core/SkImage.h"
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#include "include/core/SkImageInfo.h"
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#include "include/core/SkMatrix.h"
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#include "include/core/SkPaint.h"
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#include "include/core/SkRect.h"
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#include "include/core/SkRefCnt.h"
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#include "include/core/SkScalar.h"
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#include "include/core/SkShader.h"
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#include "include/core/SkSurface.h"
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#include "include/core/SkTypes.h"
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#include "tools/ToolUtils.h"
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static sk_sp<SkImage> make_image(SkCanvas* rootCanvas) {
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static constexpr SkScalar kSize = 50;
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SkImageInfo info = SkImageInfo::MakeN32Premul(kSize, kSize);
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auto surface = ToolUtils::makeSurface(rootCanvas, info);
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SkPaint p;
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p.setAntiAlias(true);
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p.setColor(SK_ColorGREEN);
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surface->getCanvas()->drawCircle(kSize / 2, kSize / 2, kSize / 2, p);
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p.setStyle(SkPaint::kStroke_Style);
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p.setColor(SK_ColorRED);
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surface->getCanvas()->drawLine(kSize * .25f, kSize * .50f, kSize * .75f, kSize * .50f, p);
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surface->getCanvas()->drawLine(kSize * .50f, kSize * .25f, kSize * .50f, kSize * .75f, p);
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return surface->makeImageSnapshot();
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}
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DEF_SIMPLE_GM(localmatrixshader_nested, canvas, 450, 1200) {
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auto image = make_image(canvas);
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using FactoryT = sk_sp<SkShader> (*)(const sk_sp<SkImage>&,
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const SkMatrix& inner,
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const SkMatrix& outer);
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static const FactoryT gFactories[] = {
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// SkLocalMatrixShader(SkImageShader(inner), outer)
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[](const sk_sp<SkImage>& img, const SkMatrix& inner, const SkMatrix& outer) {
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return img->makeShader(&inner)->makeWithLocalMatrix(outer);
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},
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// SkLocalMatrixShader(SkLocalMatrixShader(SkImageShader(I), inner), outer)
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[](const sk_sp<SkImage>& img, const SkMatrix& inner, const SkMatrix& outer) {
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return img->makeShader()->makeWithLocalMatrix(inner)->makeWithLocalMatrix(outer);
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},
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// SkLocalMatrixShader(SkComposeShader(SkImageShader(inner)), outer)
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[](const sk_sp<SkImage>& img, const SkMatrix& inner, const SkMatrix& outer) {
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return SkShaders::Blend(SkBlendMode::kSrcOver,
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SkShaders::Color(SK_ColorTRANSPARENT),
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img->makeShader(&inner))
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->makeWithLocalMatrix(outer);
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},
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// SkLocalMatrixShader(SkComposeShader(SkLocalMatrixShader(SkImageShader(I), inner)), outer)
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[](const sk_sp<SkImage>& img, const SkMatrix& inner, const SkMatrix& outer) {
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return SkShaders::Blend(SkBlendMode::kSrcOver,
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SkShaders::Color(SK_ColorTRANSPARENT),
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img->makeShader()->makeWithLocalMatrix(inner))
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->makeWithLocalMatrix(outer);
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},
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};
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static const auto inner = SkMatrix::MakeScale(2, 2),
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outer = SkMatrix::MakeTrans(20, 20);
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SkPaint border;
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border.setAntiAlias(true);
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border.setStyle(SkPaint::kStroke_Style);
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auto rect = SkRect::Make(image->bounds());
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SkAssertResult(SkMatrix::Concat(inner, outer).mapRect(&rect));
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const auto drawColumn = [&]() {
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SkAutoCanvasRestore acr(canvas, true);
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for (const auto& f : gFactories) {
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SkPaint p;
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p.setShader(f(image, inner, outer));
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canvas->drawRect(rect, p);
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canvas->drawRect(rect, border);
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canvas->translate(0, rect.height() * 1.5f);
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}
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};
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drawColumn();
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{
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SkAutoCanvasRestore acr(canvas, true);
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canvas->translate(0, rect.height() * SK_ARRAY_COUNT(gFactories) * 1.5f);
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drawColumn();
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}
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canvas->translate(rect.width() * 1.5f, 0);
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canvas->scale(2, 2);
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drawColumn();
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}
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