/*
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* Copyright 2017 ARM Ltd.
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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 GrDistanceFieldGenFromVector_DEFINED
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#define GrDistanceFieldGenFromVector_DEFINED
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#include "SkPath.h"
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class SkMatrix;
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#ifndef SK_USE_LEGACY_DISTANCE_FIELDS
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#define SK_USE_LEGACY_DISTANCE_FIELDS
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#endif
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/** Given a vector path, generate the associated distance field.
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* @param distanceField The distance field to be generated. Should already be allocated
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* by the client with the padding defined in "SkDistanceFieldGen.h".
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* @param path The path we're using to generate the distance field.
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* @param matrix Transformation matrix for path.
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* @param width Width of the distance field.
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* @param height Height of the distance field.
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* @param rowBytes Size of each row in the distance field, in bytes.
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*/
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bool GrGenerateDistanceFieldFromPath(unsigned char* distanceField,
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const SkPath& path, const SkMatrix& viewMatrix,
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int width, int height, size_t rowBytes);
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inline bool IsDistanceFieldSupportedFillType(SkPath::FillType fFillType)
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{
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return (SkPath::kEvenOdd_FillType == fFillType ||
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SkPath::kInverseEvenOdd_FillType == fFillType);
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}
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#endif
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