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