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// SPDX-License-Identifier: GPL-2.0-or-later
/** @file
* @brief SVG matrix convolution filter effect
*/
/*
* Authors:
* Felipe Corrêa da Silva Sanches <juca@members.fsf.org>
* Hugo Rodrigues <haa.rodrigues@gmail.com>
*
* Copyright (C) 2006 Hugo Rodrigues
*
* Released under GNU GPL v2+, read the file 'COPYING' for more information.
*/
#ifndef SP_FECONVOLVEMATRIX_H_SEEN
#define SP_FECONVOLVEMATRIX_H_SEEN
#include <vector>
#include "sp-filter-primitive.h"
#include "number-opt-number.h"
#include "display/nr-filter-convolve-matrix.h"
#define SP_FECONVOLVEMATRIX(obj) (dynamic_cast<SPFeConvolveMatrix*>((SPObject*)obj))
#define SP_IS_FECONVOLVEMATRIX(obj) (dynamic_cast<const SPFeConvolveMatrix*>((SPObject*)obj) != NULL)
class SPFeConvolveMatrix : public SPFilterPrimitive {
public:
SPFeConvolveMatrix();
~SPFeConvolveMatrix() override;
NumberOptNumber order;
std::vector<gdouble> kernelMatrix;
double divisor, bias;
int targetX, targetY;
Inkscape::Filters::FilterConvolveMatrixEdgeMode edgeMode;
NumberOptNumber kernelUnitLength;
bool preserveAlpha;
bool targetXIsSet;
bool targetYIsSet;
bool divisorIsSet;
bool kernelMatrixIsSet;
protected:
void build(SPDocument* doc, Inkscape::XML::Node* repr) override;
void release() override;
void set(SPAttr key, const gchar* value) override;
void update(SPCtx* ctx, unsigned int flags) override;
Inkscape::XML::Node* write(Inkscape::XML::Document* doc, Inkscape::XML::Node* repr, guint flags) override;
void build_renderer(Inkscape::Filters::Filter* filter) override;
};
#endif /* !SP_FECONVOLVEMATRIX_H_SEEN */
/*
Local Variables:
mode:c++
c-file-style:"stroustrup"
c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
indent-tabs-mode:nil
fill-column:99
End:
*/
// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:fileencoding=utf-8:textwidth=99 :
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