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https://github.com/thead-yocto-mirror/skia
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63 lines
2.6 KiB
C++
63 lines
2.6 KiB
C++
/*
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* Copyright 2012 The Android Open Source Project
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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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#ifndef SkLightingImageFilter_DEFINED
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#define SkLightingImageFilter_DEFINED
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#include "include/core/SkColor.h"
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#include "include/core/SkImageFilter.h"
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class SkImageFilterLight;
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struct SkPoint3;
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class SK_API SkLightingImageFilter : public SkImageFilter {
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public:
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static sk_sp<SkImageFilter> MakeDistantLitDiffuse(const SkPoint3& direction,
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SkColor lightColor, SkScalar surfaceScale, SkScalar kd,
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sk_sp<SkImageFilter> input, const CropRect* cropRect = nullptr);
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static sk_sp<SkImageFilter> MakePointLitDiffuse(const SkPoint3& location,
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SkColor lightColor, SkScalar surfaceScale, SkScalar kd,
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sk_sp<SkImageFilter> input, const CropRect* cropRect = nullptr);
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static sk_sp<SkImageFilter> MakeSpotLitDiffuse(const SkPoint3& location,
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const SkPoint3& target, SkScalar specularExponent, SkScalar cutoffAngle,
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SkColor lightColor, SkScalar surfaceScale, SkScalar kd,
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sk_sp<SkImageFilter> input, const CropRect* cropRect = nullptr);
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static sk_sp<SkImageFilter> MakeDistantLitSpecular(const SkPoint3& direction,
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SkColor lightColor, SkScalar surfaceScale, SkScalar ks,
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SkScalar shininess, sk_sp<SkImageFilter> input, const CropRect* cropRect = nullptr);
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static sk_sp<SkImageFilter> MakePointLitSpecular(const SkPoint3& location,
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SkColor lightColor, SkScalar surfaceScale, SkScalar ks,
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SkScalar shininess, sk_sp<SkImageFilter> input, const CropRect* cropRect = nullptr);
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static sk_sp<SkImageFilter> MakeSpotLitSpecular(const SkPoint3& location,
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const SkPoint3& target, SkScalar specularExponent, SkScalar cutoffAngle,
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SkColor lightColor, SkScalar surfaceScale, SkScalar ks,
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SkScalar shininess, sk_sp<SkImageFilter> input, const CropRect* cropRect = nullptr);
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~SkLightingImageFilter() override;
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static void RegisterFlattenables();
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protected:
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SkLightingImageFilter(sk_sp<SkImageFilterLight> light,
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SkScalar surfaceScale,
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sk_sp<SkImageFilter> input,
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const CropRect* cropRect);
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void flatten(SkWriteBuffer&) const override;
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const SkImageFilterLight* light() const { return fLight.get(); }
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inline sk_sp<const SkImageFilterLight> refLight() const;
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SkScalar surfaceScale() const { return fSurfaceScale; }
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bool affectsTransparentBlack() const override { return true; }
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private:
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sk_sp<SkImageFilterLight> fLight;
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SkScalar fSurfaceScale;
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typedef SkImageFilter INHERITED;
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};
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#endif
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