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// Copyright 2018 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "components/viz/common/skia_helper.h"
#include "third_party/skia/include/effects/SkColorMatrix.h"
#include "third_party/skia/include/effects/SkImageFilters.h"
#include "third_party/skia/include/effects/SkOverdrawColorFilter.h"
namespace viz {
sk_sp<SkColorFilter> SkiaHelper::MakeOverdrawColorFilter() {
static const SkColor colors[SkOverdrawColorFilter::kNumColors] = {
0x00000000, 0x00000000, 0x2f0000ff, 0x2f00ff00, 0x3fff0000, 0x7fff0000,
};
return SkOverdrawColorFilter::MakeWithSkColors(colors);
}
sk_sp<SkImageFilter> SkiaHelper::BuildOpacityFilter(float opacity) {
SkColorMatrix matrix;
matrix.setScale(1.f, 1.f, 1.f, opacity);
return SkImageFilters::ColorFilter(SkColorFilters::Matrix(matrix), nullptr);
}
} // namespace viz
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