ab244f045a
This reverts commit9d5f66d9c2
. Reason for revert: Leon landed Android fixes. Original change's description: > Revert "Reland: Remove SkLights include from SkCanvas.h" > > This reverts commitfed00319c9
. > > 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>
101 lines
3.4 KiB
C++
101 lines
3.4 KiB
C++
/*
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* Copyright 2016 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.h"
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#include "SkColor.h"
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#include "SkColorSpace_Base.h"
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#include "SkColorSpaceXform.h"
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#include "SkRect.h"
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#include "SkShader.h"
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class ColorSpaceXformGM : public skiagm::GM {
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public:
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ColorSpaceXformGM() {}
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protected:
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void onOnceBeforeDraw() override {
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SkColor colors[] = {
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SK_ColorRED, SK_ColorGREEN, SK_ColorBLUE, SK_ColorMAGENTA, SK_ColorCYAN, SK_ColorYELLOW,
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SK_ColorRED, SK_ColorGREEN, SK_ColorBLUE, SK_ColorMAGENTA,
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};
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static_assert(kNumColors == SK_ARRAY_COUNT(colors), "Fix number of colors.");
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for (int i = 0; i < kNumColors; i++) {
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fSRGBColors[i] = SkColor4f::FromColor(colors[i]);
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}
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static constexpr float kWideGamutRGB_toXYZD50[]{
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0.7161046f, 0.1009296f, 0.1471858f,
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0.2581874f, 0.7249378f, 0.0168748f,
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0.0000000f, 0.0517813f, 0.7734287f,
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};
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SkMatrix44 wideGamut(SkMatrix44::kUninitialized_Constructor);
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wideGamut.set3x3RowMajorf(kWideGamutRGB_toXYZD50);
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// Test BGRA input.
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sk_sp<SkColorSpace> srcSpace = SkColorSpace::MakeSRGB();
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sk_sp<SkColorSpace> dstSpace =
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SkColorSpace::MakeRGB(SkColorSpace::kLinear_RenderTargetGamma, wideGamut);
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std::unique_ptr<SkColorSpaceXform> xform = SkColorSpaceXform::New(srcSpace.get(),
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dstSpace.get());
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xform->apply(SkColorSpaceXform::kRGBA_F32_ColorFormat, fWideGamutColors0,
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SkColorSpaceXform::kBGRA_8888_ColorFormat, colors, kNumColors,
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kOpaque_SkAlphaType);
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// Test F32 input.
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srcSpace = as_CSB(srcSpace)->makeLinearGamma();
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xform = SkColorSpaceXform::New(srcSpace.get(), dstSpace.get());
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xform->apply(SkColorSpaceXform::kRGBA_F32_ColorFormat, fWideGamutColors1,
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SkColorSpaceXform::kRGBA_F32_ColorFormat, fSRGBColors, kNumColors,
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kOpaque_SkAlphaType);
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}
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SkString onShortName() override {
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return SkString("colorspacexform");
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}
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SkISize onISize() override {
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return SkISize::Make(500, 300);
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}
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void onDraw(SkCanvas* canvas) override {
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auto drawColors = [canvas](SkColor4f* colors) {
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SkRect r = SkRect::MakeXYWH(0.0f, 0.0f, 50.0f, 100.0f);
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canvas->save();
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for (int i = 0; i < kNumColors; i++) {
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auto space = SkColorSpace::MakeSRGBLinear();
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sk_sp<SkShader> s = SkShader::MakeColorShader(colors[i], space);
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SkPaint paint;
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paint.setShader(s);
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canvas->drawRect(r, paint);
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canvas->translate(50.0f, 0.0f);
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}
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canvas->restore();
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};
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// Wide gamut colors should appear darker - we are simulating a more intense display.
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drawColors(fSRGBColors);
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canvas->translate(0.0f, 100.0f);
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drawColors(fWideGamutColors0);
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canvas->translate(0.0f, 100.0f);
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drawColors(fWideGamutColors1);
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}
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private:
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static constexpr int kNumColors = 10;
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SkColor4f fSRGBColors[kNumColors];
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SkColor4f fWideGamutColors0[kNumColors];
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SkColor4f fWideGamutColors1[kNumColors];
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typedef skiagm::GM INHERITED;
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};
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DEF_GM(return new ColorSpaceXformGM;)
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