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-rw-r--r-- | src/extension/internal/filter/distort.h | 250 |
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diff --git a/src/extension/internal/filter/distort.h b/src/extension/internal/filter/distort.h new file mode 100644 index 0000000..b8f66b6 --- /dev/null +++ b/src/extension/internal/filter/distort.h @@ -0,0 +1,250 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +#ifndef SEEN_INKSCAPE_EXTENSION_INTERNAL_FILTER_DISTORT_H__ +#define SEEN_INKSCAPE_EXTENSION_INTERNAL_FILTER_DISTORT_H__ +/* Change the 'DISTORT' above to be your file name */ + +/* + * Copyright (C) 2011 Authors: + * Ivan Louette (filters) + * Nicolas Dufour (UI) <nicoduf@yahoo.fr> + * + * Distort filters + * Felt Feather + * Roughen + * + * Released under GNU GPL v2+, read the file 'COPYING' for more information. + */ +/* ^^^ Change the copyright to be you and your e-mail address ^^^ */ + +#include "filter.h" + +#include "extension/internal/clear-n_.h" +#include "extension/system.h" +#include "extension/extension.h" + +namespace Inkscape { +namespace Extension { +namespace Internal { +namespace Filter { + +/** + \brief Custom predefined FeltFeather filter. + + Blur and displace edges of shapes and pictures + + Filter's parameters: + * Type (enum, default "In") -> + in = map (in="composite3") + out = map (in="blur") + * Horizontal blur (0.01->30., default 15) -> blur (stdDeviation) + * Vertical blur (0.01->30., default 15) -> blur (stdDeviation) + * Dilatation (n-1th value, 0.->100., default 1) -> colormatrix (matrix) + * Erosion (nth value, 0.->100., default 0) -> colormatrix (matrix) + * Stroke (enum, default "Normal") -> + Normal = composite4 (operator="atop") + Wide = composite4 (operator="over") + Narrow = composite4 (operator="in") + No fill = composite4 (operator="xor") + * Roughness (group) + * Turbulence type (enum, default fractalNoise else turbulence) -> turbulence (type) + * Horizontal frequency (0.001->1., default 0.05) -> turbulence (baseFrequency [/100]) + * Vertical frequency (0.001->1., default 0.05) -> turbulence (baseFrequency [/100]) + * Complexity (1->5, default 3) -> turbulence (numOctaves) + * Variation (0->100, default 0) -> turbulence (seed) + * Intensity (0.0->100., default 30) -> displacement (scale) +*/ + +class FeltFeather : public Inkscape::Extension::Internal::Filter::Filter { +protected: + gchar const * get_filter_text (Inkscape::Extension::Extension * ext) override; + +public: + FeltFeather ( ) : Filter() { }; + ~FeltFeather ( ) override { if (_filter != nullptr) g_free((void *)_filter); return; } + + static void init () { + Inkscape::Extension::build_from_mem( + "<inkscape-extension xmlns=\"" INKSCAPE_EXTENSION_URI "\">\n" + "<name>" N_("Felt Feather") "</name>\n" + "<id>org.inkscape.effect.filter.FeltFeather</id>\n" + "<param name=\"type\" gui-text=\"" N_("Type:") "\" type=\"optiongroup\" appearance=\"combo\">\n" + "<option value=\"in\">" N_("In") "</option>\n" + "<option value=\"out\">" N_("Out") "</option>\n" + "</param>\n" + "<param name=\"hblur\" gui-text=\"" N_("Horizontal blur") "\" type=\"float\" appearance=\"full\" precision=\"2\" min=\"0.01\" max=\"30.00\">15</param>\n" + "<param name=\"vblur\" gui-text=\"" N_("Vertical blur") "\" type=\"float\" appearance=\"full\" precision=\"2\" min=\"0.01\" max=\"30.00\">15</param>\n" + "<param name=\"dilat\" gui-text=\"" N_("Dilatation") "\" type=\"float\" appearance=\"full\" precision=\"2\" min=\"0\" max=\"100\">1</param>\n" + "<param name=\"erosion\" gui-text=\"" N_("Erosion") "\" type=\"float\" appearance=\"full\" precision=\"2\" min=\"0\" max=\"100\">0</param>\n" + "<param name=\"stroke\" gui-text=\"" N_("Stroke:") "\" type=\"optiongroup\" appearance=\"combo\">\n" + "<option value=\"atop\">" N_("Normal") "</option>\n" + "<option value=\"over\">" N_("Wide") "</option>\n" + "<option value=\"in\">" N_("Narrow") "</option>\n" + "<option value=\"xor\">" N_("No fill") "</option>\n" + "</param>\n" + "<param name=\"turbulence\" indent=\"1\" gui-text=\"" N_("Turbulence:") "\" type=\"optiongroup\" appearance=\"combo\">\n" + "<option value=\"fractalNoise\">" N_("Fractal noise") "</option>\n" + "<option value=\"turbulence\">" N_("Turbulence") "</option>\n" + "</param>\n" + "<param name=\"hfreq\" gui-text=\"" N_("Horizontal frequency") "\" type=\"float\" appearance=\"full\" precision=\"2\" min=\"0.01\" max=\"100.\">5</param>\n" + "<param name=\"vfreq\" gui-text=\"" N_("Vertical frequency") "\" type=\"float\" appearance=\"full\" precision=\"2\" min=\"0.01\" max=\"100.\">5</param>\n" + "<param name=\"complexity\" gui-text=\"" N_("Complexity") "\" type=\"int\" appearance=\"full\" min=\"1\" max=\"5\">3</param>\n" + "<param name=\"variation\" gui-text=\"" N_("Variation") "\" type=\"int\" appearance=\"full\" min=\"1\" max=\"100\">0</param>\n" + "<param name=\"intensity\" gui-text=\"" N_("Intensity") "\" type=\"float\" appearance=\"full\" min=\"0.0\" max=\"100\">30</param>\n" + "<effect>\n" + "<object-type>all</object-type>\n" + "<effects-menu>\n" + "<submenu name=\"" N_("Filters") "\">\n" + "<submenu name=\"" N_("Distort") "\"/>\n" + "</submenu>\n" + "</effects-menu>\n" + "<menu-tip>" N_("Blur and displace edges of shapes and pictures") "</menu-tip>\n" + "</effect>\n" + "</inkscape-extension>\n", new FeltFeather()); + }; + +}; + +gchar const * +FeltFeather::get_filter_text (Inkscape::Extension::Extension * ext) +{ + if (_filter != nullptr) g_free((void *)_filter); + + + std::ostringstream hblur; + std::ostringstream vblur; + std::ostringstream dilat; + std::ostringstream erosion; + + std::ostringstream turbulence; + std::ostringstream hfreq; + std::ostringstream vfreq; + std::ostringstream complexity; + std::ostringstream variation; + std::ostringstream intensity; + + std::ostringstream map; + std::ostringstream stroke; + + hblur << ext->get_param_float("hblur"); + vblur << ext->get_param_float("vblur"); + dilat << ext->get_param_float("dilat"); + erosion << -ext->get_param_float("erosion"); + + turbulence << ext->get_param_optiongroup("turbulence"); + hfreq << ext->get_param_float("hfreq") / 100; + vfreq << ext->get_param_float("vfreq") / 100; + complexity << ext->get_param_int("complexity"); + variation << ext->get_param_int("variation"); + intensity << ext->get_param_float("intensity"); + + stroke << ext->get_param_optiongroup("stroke"); + + const gchar *maptype = ext->get_param_optiongroup("type"); + if (g_ascii_strcasecmp("in", maptype) == 0) { + map << "composite3"; + } else { + map << "blur"; + } + + _filter = g_strdup_printf( + "<filter xmlns:inkscape=\"http://www.inkscape.org/namespaces/inkscape\" x=\"-0.3\" width=\"1.6\" y=\"-0.3\" height=\"1.6\" style=\"color-interpolation-filters:sRGB;\" inkscape:label=\"Felt Feather\">\n" + "<feGaussianBlur stdDeviation=\"%s %s\" result=\"blur\" />\n" + "<feComposite in=\"SourceGraphic\" in2=\"blur\" operator=\"atop\" result=\"composite1\" />\n" + "<feComposite in2=\"composite1\" operator=\"in\" result=\"composite2\" />\n" + "<feComposite in2=\"composite2\" operator=\"in\" result=\"composite3\" />\n" + "<feTurbulence type=\"%s\" numOctaves=\"%s\" seed=\"%s\" baseFrequency=\"%s %s\" result=\"turbulence\" />\n" + "<feDisplacementMap in=\"%s\" in2=\"turbulence\" xChannelSelector=\"R\" scale=\"%s\" yChannelSelector=\"G\" result=\"map\" />\n" + "<feColorMatrix values=\"1 0 0 0 0 0 1 0 0 0 0 0 1 0 0 0 0 0 %s %s \" result=\"colormatrix\" />\n" + "<feComposite in=\"composite3\" in2=\"colormatrix\" operator=\"%s\" result=\"composite4\" />\n" + "</filter>\n", hblur.str().c_str(), vblur.str().c_str(), + turbulence.str().c_str(), complexity.str().c_str(), variation.str().c_str(), hfreq.str().c_str(), vfreq.str().c_str(), + map.str().c_str(), intensity.str().c_str(), dilat.str().c_str(), erosion.str().c_str(), stroke.str().c_str() ); + + return _filter; +}; /* Felt feather filter */ + +/** + \brief Custom predefined Roughen filter. + + Small-scale roughening to edges and content + + Filter's parameters: + * Turbulence type (enum, default fractalNoise else turbulence) -> turbulence (type) + * Horizontal frequency (0.001->10., default 0.013) -> turbulence (baseFrequency [/100]) + * Vertical frequency (0.001->10., default 0.013) -> turbulence (baseFrequency [/100]) + * Complexity (1->5, default 5) -> turbulence (numOctaves) + * Variation (1->360, default 1) -> turbulence (seed) + * Intensity (0.0->50., default 6.6) -> displacement (scale) +*/ + +class Roughen : public Inkscape::Extension::Internal::Filter::Filter { +protected: + gchar const * get_filter_text (Inkscape::Extension::Extension * ext) override; + +public: + Roughen ( ) : Filter() { }; + ~Roughen ( ) override { if (_filter != nullptr) g_free((void *)_filter); return; } + + static void init () { + Inkscape::Extension::build_from_mem( + "<inkscape-extension xmlns=\"" INKSCAPE_EXTENSION_URI "\">\n" + "<name>" N_("Roughen") "</name>\n" + "<id>org.inkscape.effect.filter.Roughen</id>\n" + "<param name=\"type\" gui-text=\"" N_("Turbulence type:") "\" type=\"optiongroup\" appearance=\"combo\">\n" + "<option value=\"fractalNoise\">" N_("Fractal noise") "</option>\n" + "<option value=\"turbulence\">" N_("Turbulence") "</option>\n" + "</param>\n" + "<param name=\"hfreq\" gui-text=\"" N_("Horizontal frequency") "\" type=\"float\" appearance=\"full\" precision=\"2\" min=\"0.1\" max=\"1000.00\">1.3</param>\n" + "<param name=\"vfreq\" gui-text=\"" N_("Vertical frequency") "\" type=\"float\" appearance=\"full\" precision=\"2\" min=\"0.1\" max=\"1000.00\">1.3</param>\n" + "<param name=\"complexity\" gui-text=\"" N_("Complexity") "\" type=\"int\" appearance=\"full\" min=\"1\" max=\"5\">5</param>\n" + "<param name=\"variation\" gui-text=\"" N_("Variation") "\" type=\"int\" appearance=\"full\" min=\"1\" max=\"360\">0</param>\n" + "<param name=\"intensity\" gui-text=\"" N_("Intensity") "\" type=\"float\" appearance=\"full\" min=\"0.0\" max=\"50\">6.6</param>\n" + "<effect>\n" + "<object-type>all</object-type>\n" + "<effects-menu>\n" + "<submenu name=\"" N_("Filters") "\">\n" + "<submenu name=\"" N_("Distort") "\"/>\n" + "</submenu>\n" + "</effects-menu>\n" + "<menu-tip>" N_("Small-scale roughening to edges and content") "</menu-tip>\n" + "</effect>\n" + "</inkscape-extension>\n", new Roughen()); + }; + +}; + +gchar const * +Roughen::get_filter_text (Inkscape::Extension::Extension * ext) +{ + if (_filter != nullptr) g_free((void *)_filter); + + std::ostringstream type; + std::ostringstream hfreq; + std::ostringstream vfreq; + std::ostringstream complexity; + std::ostringstream variation; + std::ostringstream intensity; + + type << ext->get_param_optiongroup("type"); + hfreq << ext->get_param_float("hfreq") / 100; + vfreq << ext->get_param_float("vfreq") / 100; + complexity << ext->get_param_int("complexity"); + variation << ext->get_param_int("variation"); + intensity << ext->get_param_float("intensity"); + + _filter = g_strdup_printf( + "<filter xmlns:inkscape=\"http://www.inkscape.org/namespaces/inkscape\" style=\"color-interpolation-filters:sRGB;\" inkscape:label=\"Roughen\">\n" + "<feTurbulence type=\"%s\" numOctaves=\"%s\" seed=\"%s\" baseFrequency=\"%s %s\" result=\"turbulence\" />\n" + "<feDisplacementMap in=\"SourceGraphic\" in2=\"turbulence\" scale=\"%s\" yChannelSelector=\"G\" xChannelSelector=\"R\" />\n" + "</filter>\n", type.str().c_str(), complexity.str().c_str(), variation.str().c_str(), hfreq.str().c_str(), vfreq.str().c_str(), intensity.str().c_str()); + + return _filter; +}; /* Roughen filter */ + +}; /* namespace Filter */ +}; /* namespace Internal */ +}; /* namespace Extension */ +}; /* namespace Inkscape */ + +/* Change the 'DISTORT' below to be your file name */ +#endif /* SEEN_INKSCAPE_EXTENSION_INTERNAL_FILTER_DISTORT_H__ */ |