1 #ifndef __NR_FILTER_DISPLACEMENT_MAP_H__
2 #define __NR_FILTER_DISPLACEMENT_MAP_H__
4 /*
5 * feDisplacementMap filter primitive renderer
6 *
7 * Authors:
8 * Felipe CorrĂȘa da Silva Sanches <felipe.sanches@gmail.com>
9 *
10 * Copyright (C) 2007 authors
11 *
12 * Released under GNU GPL, read the file 'COPYING' for more information
13 */
15 #include "filters/displacementmap.h"
16 #include "display/nr-filter-primitive.h"
17 #include "display/nr-filter-slot.h"
18 #include "display/nr-filter-units.h"
19 #include "libnr/nr-rect-l.h"
21 namespace Inkscape {
22 namespace Filters {
24 class FilterDisplacementMap : public FilterPrimitive {
25 public:
26 FilterDisplacementMap();
27 static FilterPrimitive *create();
28 virtual ~FilterDisplacementMap();
30 virtual void set_input(int slot);
31 virtual void set_input(int input, int slot);
32 virtual void set_scale(double s);
33 virtual void set_channel_selector(int s, FilterDisplacementMapChannelSelector channel);
34 virtual int render(FilterSlot &slot, FilterUnits const &units);
35 virtual void area_enlarge(NRRectL &area, Geom::Matrix const &trans);
36 virtual FilterTraits get_input_traits();
38 private:
39 double scale;
40 int _input2;
41 FilterDisplacementMapChannelSelector Xchannel;
42 FilterDisplacementMapChannelSelector Ychannel;
43 };
45 } /* namespace Filters */
46 } /* namespace Inkscape */
48 #endif /* __NR_FILTER_DISPLACEMENT_MAP_H__ */
49 /*
50 Local Variables:
51 mode:c++
52 c-file-style:"stroustrup"
53 c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
54 indent-tabs-mode:nil
55 fill-column:99
56 End:
57 */
58 // vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=99 :