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// SPDX-License-Identifier: GPL-2.0-or-later
/** \file
* SVG displacement map filter effect
*//*
* Authors:
* 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_FEDISPLACEMENTMAP_H_SEEN
#define SP_FEDISPLACEMENTMAP_H_SEEN
#include "sp-filter-primitive.h"
#define SP_FEDISPLACEMENTMAP(obj) (dynamic_cast<SPFeDisplacementMap*>((SPObject*)obj))
#define SP_IS_FEDISPLACEMENTMAP(obj) (dynamic_cast<const SPFeDisplacementMap*>((SPObject*)obj) != NULL)
enum FilterDisplacementMapChannelSelector {
DISPLACEMENTMAP_CHANNEL_RED,
DISPLACEMENTMAP_CHANNEL_GREEN,
DISPLACEMENTMAP_CHANNEL_BLUE,
DISPLACEMENTMAP_CHANNEL_ALPHA,
DISPLACEMENTMAP_CHANNEL_ENDTYPE
};
class SPFeDisplacementMap : public SPFilterPrimitive {
public:
SPFeDisplacementMap();
~SPFeDisplacementMap() override;
int in2;
double scale;
FilterDisplacementMapChannelSelector xChannelSelector;
FilterDisplacementMapChannelSelector yChannelSelector;
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_FEDISPLACEMENTMAP_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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