b286bc2da8
Idea: transition callers to this, so we can later typedef SkColorFilter and SkShader to the same thing. Bug: skia:8937 Change-Id: I000c882e11622091aa44c141aa6ddd1216414f46 Reviewed-on: https://skia-review.googlesource.com/c/skia/+/206685 Reviewed-by: Mike Klein <mtklein@google.com> Commit-Queue: Mike Reed <reed@google.com>
43 lines
1.1 KiB
C++
43 lines
1.1 KiB
C++
/*
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* Copyright 2017 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 "Resources.h"
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#include "SkCanvas.h"
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#include "SkColorFilter.h"
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#include "SkImage.h"
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#include "ToolUtils.h"
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#include "gm.h"
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DEF_SIMPLE_GM(srgb_colorfilter, canvas, 512, 256*3) {
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auto img = GetResourceAsImage("images/mandrill_256.png");
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const float array[] = {
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1, 0, 0, 0, 0,
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0, 1, 0, 0, 0,
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0, 0, 1, 0, 0,
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-1, 0, 0, 1, 0,
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};
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auto cf0 = SkColorFilters::MatrixRowMajor255(array);
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auto cf1 = SkColorFilters::LinearToSRGBGamma();
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auto cf2 = SkColorFilters::SRGBToLinearGamma();
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SkPaint p;
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p.setColorFilter(cf0);
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canvas->drawImage(img, 0, 0, nullptr);
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canvas->drawImage(img, 256, 0, &p);
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p.setColorFilter(cf1);
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canvas->drawImage(img, 0, 256, &p);
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p.setColorFilter(cf1->makeComposed(cf0));
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canvas->drawImage(img, 256, 256, &p);
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p.setColorFilter(cf2);
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canvas->drawImage(img, 0, 512, &p);
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p.setColorFilter(cf2->makeComposed(cf0));
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canvas->drawImage(img, 256, 512, &p);
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}
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