#pragma once
#include "FilterEffect.h"
#include "Filter.h"
namespace WebCore {
enum MorphologyOperatorType {
FEMORPHOLOGY_OPERATOR_UNKNOWN = 0,
FEMORPHOLOGY_OPERATOR_ERODE = 1,
FEMORPHOLOGY_OPERATOR_DILATE = 2
};
class FEMorphology : public FilterEffect {
public:
static Ref<FEMorphology> create(Filter&, MorphologyOperatorType, float radiusX, float radiusY);
MorphologyOperatorType morphologyOperator() const { return m_type; }
bool setMorphologyOperator(MorphologyOperatorType);
float radiusX() const { return m_radiusX; }
bool setRadiusX(float);
float radiusY() const { return m_radiusY; }
bool setRadiusY(float);
private:
FEMorphology(Filter&, MorphologyOperatorType, float radiusX, float radiusY);
const char* filterName() const final { return "FEMorphology"; }
void platformApplySoftware() override;
void determineAbsolutePaintRect() override;
WTF::TextStream& externalRepresentation(WTF::TextStream&, RepresentationType) const override;
bool platformApplyDegenerate(Uint8ClampedArray& dstPixelArray, const IntRect& imageRect, int radiusX, int radiusY);
struct PaintingData {
const Uint8ClampedArray* srcPixelArray;
Uint8ClampedArray* dstPixelArray;
int width;
int height;
int radiusX;
int radiusY;
};
struct PlatformApplyParameters {
FEMorphology* filter;
int startY;
int endY;
const PaintingData* paintingData;
};
static void platformApplyWorker(PlatformApplyParameters*);
void platformApply(const PaintingData&);
void platformApplyGeneric(const PaintingData&, int startY, int endY);
MorphologyOperatorType m_type;
float m_radiusX;
float m_radiusY;
};
}