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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:24:48 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:24:48 +0000 |
commit | cca66b9ec4e494c1d919bff0f71a820d8afab1fa (patch) | |
tree | 146f39ded1c938019e1ed42d30923c2ac9e86789 /src/extension/internal/filter/paint.h | |
parent | Initial commit. (diff) | |
download | inkscape-upstream.tar.xz inkscape-upstream.zip |
Adding upstream version 1.2.2.upstream/1.2.2upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/extension/internal/filter/paint.h')
-rw-r--r-- | src/extension/internal/filter/paint.h | 1061 |
1 files changed, 1061 insertions, 0 deletions
diff --git a/src/extension/internal/filter/paint.h b/src/extension/internal/filter/paint.h new file mode 100644 index 0000000..920b275 --- /dev/null +++ b/src/extension/internal/filter/paint.h @@ -0,0 +1,1061 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +#ifndef SEEN_INKSCAPE_EXTENSION_INTERNAL_FILTER_PAINT_H__ +#define SEEN_INKSCAPE_EXTENSION_INTERNAL_FILTER_PAINT_H__ +/* Change the 'PAINT' above to be your file name */ + +/* + * Copyright (C) 2012 Authors: + * Ivan Louette (filters) + * Nicolas Dufour (UI) <nicoduf@yahoo.fr> + * + * Image paint and draw filters + * Chromolitho + * Cross engraving + * Drawing + * Electrize + * Neon draw + * Point engraving + * Posterize + * Posterize basic + * + * 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 Chromolitho filter. + + Chromo effect with customizable edge drawing and graininess + + Filter's parameters: + * Drawing (boolean, default checked) -> Checked = blend1 (in="convolve1"), unchecked = blend1 (in="composite1") + * Transparent (boolean, default unchecked) -> Checked = colormatrix5 (in="colormatrix4"), Unchecked = colormatrix5 (in="component1") + * Invert (boolean, default false) -> component1 (tableValues) [adds a trailing 0] + * Dented (boolean, default false) -> component1 (tableValues) [adds intermediate 0s] + * Lightness (0.->10., default 0.) -> composite1 (k1) + * Saturation (0.->1., default 1.) -> colormatrix3 (values) + * Noise reduction (1->1000, default 20) -> convolve (kernelMatrix, central value -1001->-2000, default -1020) + * Drawing blend (enum, default Normal) -> blend1 (mode) + * Smoothness (0.01->10, default 1) -> blur1 (stdDeviation) + * Grain (boolean, default unchecked) -> Checked = blend2 (in="colormatrix2"), Unchecked = blend2 (in="blur1") + * Grain x frequency (0.->1000, default 1000) -> turbulence1 (baseFrequency, first value) + * Grain y frequency (0.->1000, default 1000) -> turbulence1 (baseFrequency, second value) + * Grain complexity (1->5, default 1) -> turbulence1 (numOctaves) + * Grain variation (0->1000, default 0) -> turbulence1 (seed) + * Grain expansion (1.->50., default 1.) -> colormatrix1 (n-1 value) + * Grain erosion (0.->40., default 0.) -> colormatrix1 (nth value) [inverted] + * Grain color (boolean, default true) -> colormatrix2 (values) + * Grain blend (enum, default Normal) -> blend2 (mode) +*/ +class Chromolitho : public Inkscape::Extension::Internal::Filter::Filter { +protected: + gchar const * get_filter_text (Inkscape::Extension::Extension * ext) override; + +public: + Chromolitho ( ) : Filter() { }; + ~Chromolitho ( ) override { if (_filter != nullptr) g_free((void *)_filter); return; } + + static void init () { + // clang-format off + Inkscape::Extension::build_from_mem( + "<inkscape-extension xmlns=\"" INKSCAPE_EXTENSION_URI "\">\n" + "<name>" N_("Chromolitho") "</name>\n" + "<id>org.inkscape.effect.filter.Chromolitho</id>\n" + "<param name=\"tab\" type=\"notebook\">\n" + "<page name=\"optionstab\" gui-text=\"Options\">\n" + "<param name=\"drawing\" gui-text=\"" N_("Drawing mode") "\" type=\"bool\" >true</param>\n" + "<param name=\"dblend\" gui-text=\"" N_("Drawing blend:") "\" type=\"optiongroup\" appearance=\"combo\">\n" + "<option value=\"darken\">Darken</option>\n" + "<option value=\"normal\">Normal</option>\n" + "<option value=\"multiply\">Multiply</option>\n" + "<option value=\"screen\">Screen</option>\n" + "<option value=\"lighten\">Lighten</option>\n" + "</param>\n" + "<param name=\"transparent\" gui-text=\"" N_("Transparent") "\" type=\"bool\" >false</param>\n" + "<param name=\"dented\" gui-text=\"" N_("Dented") "\" type=\"bool\" >false</param>\n" + "<param name=\"inverted\" gui-text=\"" N_("Inverted") "\" type=\"bool\" >false</param>\n" + "<param name=\"light\" gui-text=\"" N_("Lightness") "\" type=\"float\" appearance=\"full\" precision=\"2\" min=\"0\" max=\"10\">0</param>\n" + "<param name=\"saturation\" gui-text=\"" N_("Saturation") "\" type=\"float\" precision=\"2\" appearance=\"full\" min=\"0\" max=\"1\">1</param>\n" + "<param name=\"noise\" gui-text=\"" N_("Noise reduction") "\" type=\"int\" appearance=\"full\" min=\"1\" max=\"1000\">10</param>\n" + "<param name=\"smooth\" gui-text=\"" N_("Smoothness") "\" type=\"float\" appearance=\"full\" precision=\"2\" min=\"0.01\" max=\"10.00\">1</param>\n" + "</page>\n" + "<page name=\"graintab\" gui-text=\"" N_("Grain") "\">\n" + "<param name=\"grain\" gui-text=\"" N_("Grain mode") "\" type=\"bool\" >true</param>\n" + "<param name=\"grainxf\" gui-text=\"" N_("Horizontal frequency") "\" type=\"float\" appearance=\"full\" precision=\"2\" min=\"0\" max=\"1000\">1000</param>\n" + "<param name=\"grainyf\" gui-text=\"" N_("Vertical frequency") "\" type=\"float\" appearance=\"full\" precision=\"2\" min=\"0\" max=\"1000\">1000</param>\n" + "<param name=\"grainc\" gui-text=\"" N_("Complexity") "\" type=\"int\" appearance=\"full\" min=\"1\" max=\"5\">1</param>\n" + "<param name=\"grainv\" gui-text=\"" N_("Variation") "\" type=\"int\" appearance=\"full\" min=\"0\" max=\"1000\">0</param>\n" + "<param name=\"grainexp\" gui-text=\"" N_("Expansion") "\" type=\"float\" appearance=\"full\" precision=\"2\" min=\"1\" max=\"50\">1</param>\n" + "<param name=\"grainero\" gui-text=\"" N_("Erosion") "\" type=\"float\" appearance=\"full\" precision=\"2\" min=\"0\" max=\"40\">0</param>\n" + "<param name=\"graincol\" gui-text=\"" N_("Color") "\" type=\"bool\" >true</param>\n" + "<param name=\"gblend\" gui-text=\"" N_("Grain blend:") "\" type=\"optiongroup\" appearance=\"combo\">\n" + "<option value=\"normal\">Normal</option>\n" + "<option value=\"multiply\">Multiply</option>\n" + "<option value=\"screen\">Screen</option>\n" + "<option value=\"lighten\">Lighten</option>\n" + "<option value=\"darken\">Darken</option>\n" + "</param>\n" + "</page>\n" + "</param>\n" + "<effect>\n" + "<object-type>all</object-type>\n" + "<effects-menu>\n" + "<submenu name=\"" N_("Filters") "\">\n" + "<submenu name=\"" N_("Image Paint and Draw") "\"/>\n" + "</submenu>\n" + "</effects-menu>\n" + "<menu-tip>" N_("Chromo effect with customizable edge drawing and graininess") "</menu-tip>\n" + "</effect>\n" + "</inkscape-extension>\n", new Chromolitho()); + // clang-format on + }; +}; + +gchar const * +Chromolitho::get_filter_text (Inkscape::Extension::Extension * ext) +{ + if (_filter != nullptr) g_free((void *)_filter); + + std::ostringstream b1in; + std::ostringstream b2in; + std::ostringstream col3in; + std::ostringstream transf; + std::ostringstream light; + std::ostringstream saturation; + std::ostringstream noise; + std::ostringstream dblend; + std::ostringstream smooth; + std::ostringstream grainxf; + std::ostringstream grainyf; + std::ostringstream grainc; + std::ostringstream grainv; + std::ostringstream gblend; + std::ostringstream grainexp; + std::ostringstream grainero; + std::ostringstream graincol; + + if (ext->get_param_bool("drawing")) + b1in << "convolve1"; + else + b1in << "composite1"; + + if (ext->get_param_bool("transparent")) + col3in << "colormatrix4"; + else + col3in << "component1"; + light << ext->get_param_float("light"); + saturation << ext->get_param_float("saturation"); + noise << (-1000 - ext->get_param_int("noise")); + dblend << ext->get_param_optiongroup("dblend"); + smooth << ext->get_param_float("smooth"); + + if (ext->get_param_bool("dented")) { + transf << "0 1 0 1"; + } else { + transf << "0 1 1"; + } + if (ext->get_param_bool("inverted")) + transf << " 0"; + + if (ext->get_param_bool("grain")) + b2in << "colormatrix2"; + else + b2in << "blur1"; + grainxf << (ext->get_param_float("grainxf") / 1000); + grainyf << (ext->get_param_float("grainyf") / 1000); + grainc << ext->get_param_int("grainc"); + grainv << ext->get_param_int("grainv"); + gblend << ext->get_param_optiongroup("gblend"); + grainexp << ext->get_param_float("grainexp"); + grainero << (-ext->get_param_float("grainero")); + if (ext->get_param_bool("graincol")) + graincol << "1"; + else + graincol << "0"; + + // clang-format off + _filter = g_strdup_printf( + "<filter xmlns:inkscape=\"http://www.inkscape.org/namespaces/inkscape\" style=\"color-interpolation-filters:sRGB;\" inkscape:label=\"Chromolitho\">\n" + "<feComposite in=\"SourceGraphic\" in2=\"SourceGraphic\" operator=\"arithmetic\" k1=\"%s\" k2=\"1\" result=\"composite1\" />\n" + "<feConvolveMatrix in=\"composite1\" kernelMatrix=\"0 250 0 250 %s 250 0 250 0 \" order=\"3 3\" result=\"convolve1\" />\n" + "<feBlend in=\"%s\" in2=\"composite1\" mode=\"%s\" result=\"blend1\" />\n" + "<feGaussianBlur in=\"blend1\" stdDeviation=\"%s\" result=\"blur1\" />\n" + "<feTurbulence baseFrequency=\"%s %s\" numOctaves=\"%s\" seed=\"%s\" type=\"fractalNoise\" result=\"turbulence1\" />\n" + "<feColorMatrix values=\"1 0 0 0 0 0 1 0 0 0 0 0 1 0 0 0 0 0 %s %s \" result=\"colormatrix1\" />\n" + "<feColorMatrix type=\"saturate\" values=\"%s\" result=\"colormatrix2\" />\n" + "<feBlend in=\"%s\" in2=\"blur1\" mode=\"%s\" result=\"blend2\" />\n" + "<feColorMatrix in=\"blend2\" type=\"saturate\" values=\"%s\" result=\"colormatrix3\" />\n" + "<feComponentTransfer in=\"colormatrix3\" result=\"component1\">\n" + "<feFuncR type=\"discrete\" tableValues=\"%s\" />\n" + "<feFuncG type=\"discrete\" tableValues=\"%s\" />\n" + "<feFuncB type=\"discrete\" tableValues=\"%s\" />\n" + "</feComponentTransfer>\n" + "<feColorMatrix values=\"1 0 0 0 0 0 1 0 0 0 0 0 1 0 0 -0.2125 -0.7154 -0.0721 1 0 \" result=\"colormatrix4\" />\n" + "<feColorMatrix in=\"%s\" values=\"1 0 0 0 0 0 1 0 0 0 0 0 1 0 0 0 0 0 15 0 \" result=\"colormatrix5\" />\n" + "<feComposite in2=\"SourceGraphic\" operator=\"in\" result=\"composite2\" />\n" + "</filter>\n", light.str().c_str(), noise.str().c_str(), b1in.str().c_str(), dblend.str().c_str(), smooth.str().c_str(), grainxf.str().c_str(), grainyf.str().c_str(), grainc.str().c_str(), grainv.str().c_str(), grainexp.str().c_str(), grainero.str().c_str(), graincol.str().c_str(), b2in.str().c_str(), gblend.str().c_str(), saturation.str().c_str(), transf.str().c_str(), transf.str().c_str(), transf.str().c_str(), col3in.str().c_str()); + // clang-format on + + return _filter; +}; /* Chromolitho filter */ + +/** + \brief Custom predefined Cross engraving filter. + + Convert image to an engraving made of vertical and horizontal lines + + Filter's parameters: + * Clean-up (1->500, default 30) -> convolve1 (kernelMatrix, central value -1001->-1500, default -1030) + * Dilatation (1.->50., default 1) -> color2 (n-1th value) + * Erosion (0.->50., default 0) -> color2 (nth value 0->-50) + * Strength (0.->10., default 0.5) -> composite2 (k2) + * Length (0.5->20, default 4) -> blur1 (stdDeviation x), blur2 (stdDeviation y) + * Transparent (boolean, default false) -> composite 4 (in, true->composite3, false->blend) +*/ +class CrossEngraving : public Inkscape::Extension::Internal::Filter::Filter { +protected: + gchar const * get_filter_text (Inkscape::Extension::Extension * ext) override; + +public: + CrossEngraving ( ) : Filter() { }; + ~CrossEngraving ( ) override { if (_filter != nullptr) g_free((void *)_filter); return; } + + static void init () { + // clang-format off + Inkscape::Extension::build_from_mem( + "<inkscape-extension xmlns=\"" INKSCAPE_EXTENSION_URI "\">\n" + "<name>" N_("Cross Engraving") "</name>\n" + "<id>org.inkscape.effect.filter.CrossEngraving</id>\n" + "<param name=\"clean\" gui-text=\"" N_("Clean-up") "\" type=\"int\" appearance=\"full\" min=\"1\" max=\"500\">30</param>\n" + "<param name=\"dilat\" gui-text=\"" N_("Dilatation") "\" type=\"float\" appearance=\"full\" min=\"1\" max=\"50\">1</param>\n" + "<param name=\"erosion\" gui-text=\"" N_("Erosion") "\" type=\"float\" appearance=\"full\" min=\"0\" max=\"50\">0</param>\n" + "<param name=\"strength\" gui-text=\"" N_("Strength") "\" type=\"float\" appearance=\"full\" min=\"0.1\" max=\"10\">0.5</param>\n" + "<param name=\"length\" gui-text=\"" N_("Length") "\" type=\"float\" appearance=\"full\" min=\"0.5\" max=\"20\">4</param>\n" + "<param name=\"trans\" gui-text=\"" N_("Transparent") "\" type=\"bool\" >false</param>\n" + "<effect>\n" + "<object-type>all</object-type>\n" + "<effects-menu>\n" + "<submenu name=\"" N_("Filters") "\">\n" + "<submenu name=\"" N_("Image Paint and Draw") "\"/>\n" + "</submenu>\n" + "</effects-menu>\n" + "<menu-tip>" N_("Convert image to an engraving made of vertical and horizontal lines") "</menu-tip>\n" + "</effect>\n" + "</inkscape-extension>\n", new CrossEngraving()); + // clang-format on + }; +}; + +gchar const * +CrossEngraving::get_filter_text (Inkscape::Extension::Extension * ext) +{ + if (_filter != nullptr) g_free((void *)_filter); + + std::ostringstream clean; + std::ostringstream dilat; + std::ostringstream erosion; + std::ostringstream strength; + std::ostringstream length; + std::ostringstream trans; + + clean << (-1000 - ext->get_param_int("clean")); + dilat << ext->get_param_float("dilat"); + erosion << (- ext->get_param_float("erosion")); + strength << ext->get_param_float("strength"); + length << ext->get_param_float("length"); + if (ext->get_param_bool("trans")) + trans << "composite3"; + else + trans << "blend"; + + // clang-format off + _filter = g_strdup_printf( + "<filter xmlns:inkscape=\"http://www.inkscape.org/namespaces/inkscape\" style=\"color-interpolation-filters:sRGB;\" inkscape:label=\"Cross Engraving\">\n" + "<feConvolveMatrix in=\"SourceGraphic\" targetY=\"1\" targetX=\"1\" kernelMatrix=\"0 250 0 250 %s 250 0 250 0 \" order=\"3 3\" result=\"convolve\" />\n" + "<feComposite in=\"convolve\" in2=\"convolve\" k1=\"1\" k2=\"1\" operator=\"arithmetic\" result=\"composite1\" />\n" + "<feColorMatrix in=\"composite1\" values=\"0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 -0.2125 -0.7154 -0.0721 1 0 \" result=\"color1\" />\n" + "<feColorMatrix in=\"color1\" values=\"1 0 0 0 0 0 1 0 0 0 0 0 1 0 0 0 0 0 %s %s \" result=\"color2\" />\n" + "<feComposite in=\"color2\" in2=\"color2\" operator=\"arithmetic\" k2=\"%s\" result=\"composite2\" />\n" + "<feGaussianBlur in=\"composite2\" stdDeviation=\"%s 0.01\" result=\"blur1\" />\n" + "<feGaussianBlur in=\"composite2\" stdDeviation=\"0.01 %s\" result=\"blur2\" />\n" + "<feComposite in=\"blur2\" in2=\"blur1\" k3=\"1\" k2=\"1\" operator=\"arithmetic\" result=\"composite3\" />\n" + "<feFlood flood-color=\"rgb(255,255,255)\" flood-opacity=\"1\" result=\"flood\" />\n" + "<feBlend in=\"flood\" in2=\"composite3\" mode=\"multiply\" result=\"blend\" />\n" + "<feComposite in=\"%s\" in2=\"SourceGraphic\" operator=\"in\" result=\"composite4\" />\n" + "</filter>\n", clean.str().c_str(), dilat.str().c_str(), erosion.str().c_str(), strength.str().c_str(), length.str().c_str(), length.str().c_str(), trans.str().c_str()); + // clang-format on + + return _filter; +}; /* CrossEngraving filter */ + +/** + \brief Custom predefined Drawing filter. + + Convert images to duochrome drawings. + + Filter's parameters: + * Simplification strength (0.01->20, default 0.6) -> blur1 (stdDeviation) + * Clean-up (1->500, default 10) -> convolve1 (kernelMatrix, central value -1001->-1500, default -1010) + * Erase (0.->6., default 0) -> composite1 (k4) + * Smoothness strength (0.01->20, default 0.6) -> blur2 (stdDeviation) + * Dilatation (1.->50., default 6) -> color2 (n-1th value) + * Erosion (0.->50., default 2) -> color2 (nth value 0->-50) + * translucent (boolean, default false) -> composite 8 (in, true->merge1, false->color5) + + * Blur strength (0.01->20., default 1.) -> blur3 (stdDeviation) + * Blur dilatation (1.->50., default 6) -> color4 (n-1th value) + * Blur erosion (0.->50., default 2) -> color4 (nth value 0->-50) + + * Stroke color (guint, default 64,64,64,255) -> flood2 (flood-color), composite3 (k2) + * Image on stroke (boolean, default false) -> composite2 (in="flood2" true-> in="SourceGraphic") + * Offset (-100->100, default 0) -> offset (val) + + * Fill color (guint, default 200,200,200,255) -> flood3 (flood-opacity), composite5 (k2) + * Image on fill (boolean, default false) -> composite4 (in="flood3" true-> in="SourceGraphic") + +*/ + +class Drawing : public Inkscape::Extension::Internal::Filter::Filter { +protected: + gchar const * get_filter_text (Inkscape::Extension::Extension * ext) override; + +public: + Drawing ( ) : Filter() { }; + ~Drawing ( ) override { if (_filter != nullptr) g_free((void *)_filter); return; } + + static void init () { + // clang-format off + Inkscape::Extension::build_from_mem( + "<inkscape-extension xmlns=\"" INKSCAPE_EXTENSION_URI "\">\n" + "<name>" N_("Drawing") "</name>\n" + "<id>org.inkscape.effect.filter.Drawing</id>\n" + "<param name=\"tab\" type=\"notebook\">\n" + "<page name=\"optionstab\" gui-text=\"Options\">\n" + "<label appearance=\"header\">" N_("Simplify") "</label>\n" + "<param name=\"simply\" gui-text=\"" N_("Strength") "\" type=\"float\" indent=\"1\" appearance=\"full\" precision=\"2\" min=\"0.01\" max=\"20.00\">0.6</param>\n" + "<param name=\"clean\" gui-text=\"" N_("Clean-up") "\" type=\"int\" indent=\"1\" appearance=\"full\" min=\"1\" max=\"500\">10</param>\n" + "<param name=\"erase\" gui-text=\"" N_("Erase") "\" type=\"float\" indent=\"1\" appearance=\"full\" min=\"0\" max=\"60\">0</param>\n" + "<param name=\"translucent\" gui-text=\"" N_("Translucent") "\" indent=\"1\" type=\"bool\" >false</param>\n" + "<label appearance=\"header\">" N_("Smoothness") "</label>\n" + "<param name=\"smooth\" gui-text=\"" N_("Strength") "\" type=\"float\" indent=\"1\" appearance=\"full\" precision=\"2\" min=\"0.01\" max=\"20.00\">0.6</param>\n" + "<param name=\"dilat\" gui-text=\"" N_("Dilatation") "\" type=\"float\" indent=\"1\" appearance=\"full\" min=\"1\" max=\"50\">6</param>\n" + "<param name=\"erosion\" gui-text=\"" N_("Erosion") "\" type=\"float\" indent=\"1\" appearance=\"full\" min=\"0\" max=\"50\">2</param>\n" + "<label appearance=\"header\">" N_("Melt") "</label>\n" + "<param name=\"blur\" gui-text=\"" N_("Level") "\" type=\"float\" indent=\"1\" appearance=\"full\" precision=\"2\" min=\"0.01\" max=\"20.00\">1</param>\n" + "<param name=\"bdilat\" gui-text=\"" N_("Dilatation") "\" type=\"float\" indent=\"1\" appearance=\"full\" min=\"1\" max=\"50\">6</param>\n" + "<param name=\"berosion\" gui-text=\"" N_("Erosion") "\" type=\"float\" indent=\"1\" appearance=\"full\" min=\"0\" max=\"50\">2</param>\n" + "</page>\n" + "<page name=\"co11tab\" gui-text=\"Fill color\">\n" + "<param name=\"fcolor\" gui-text=\"" N_("Fill color") "\" type=\"color\">-1515870721</param>\n" + "<param name=\"iof\" gui-text=\"" N_("Image on fill") "\" type=\"bool\" >false</param>\n" + "</page>\n" + "<page name=\"co12tab\" gui-text=\"Stroke color\">\n" + "<param name=\"scolor\" gui-text=\"" N_("Stroke color") "\" type=\"color\">589505535</param>\n" + "<param name=\"ios\" gui-text=\"" N_("Image on stroke") "\" type=\"bool\" >false</param>\n" + "<param name=\"offset\" gui-text=\"" N_("Offset") "\" type=\"int\" appearance=\"full\" min=\"-100\" max=\"100\">0</param>\n" + "</page>\n" + "</param>\n" + "<effect>\n" + "<object-type>all</object-type>\n" + "<effects-menu>\n" + "<submenu name=\"" N_("Filters") "\">\n" + "<submenu name=\"" N_("Image Paint and Draw") "\"/>\n" + "</submenu>\n" + "</effects-menu>\n" + "<menu-tip>" N_("Convert images to duochrome drawings") "</menu-tip>\n" + "</effect>\n" + "</inkscape-extension>\n", new Drawing()); + // clang-format on + }; +}; + +gchar const * +Drawing::get_filter_text (Inkscape::Extension::Extension * ext) +{ + if (_filter != nullptr) g_free((void *)_filter); + + std::ostringstream simply; + std::ostringstream clean; + std::ostringstream erase; + std::ostringstream smooth; + std::ostringstream dilat; + std::ostringstream erosion; + std::ostringstream translucent; + std::ostringstream offset; + std::ostringstream blur; + std::ostringstream bdilat; + std::ostringstream berosion; + std::ostringstream strokea; + std::ostringstream stroker; + std::ostringstream strokeg; + std::ostringstream strokeb; + std::ostringstream ios; + std::ostringstream filla; + std::ostringstream fillr; + std::ostringstream fillg; + std::ostringstream fillb; + std::ostringstream iof; + + simply << ext->get_param_float("simply"); + clean << (-1000 - ext->get_param_int("clean")); + erase << (ext->get_param_float("erase") / 10); + smooth << ext->get_param_float("smooth"); + dilat << ext->get_param_float("dilat"); + erosion << (- ext->get_param_float("erosion")); + if (ext->get_param_bool("translucent")) + translucent << "merge1"; + else + translucent << "color5"; + offset << ext->get_param_int("offset"); + + blur << ext->get_param_float("blur"); + bdilat << ext->get_param_float("bdilat"); + berosion << (- ext->get_param_float("berosion")); + + guint32 fcolor = ext->get_param_color("fcolor"); + fillr << ((fcolor >> 24) & 0xff); + fillg << ((fcolor >> 16) & 0xff); + fillb << ((fcolor >> 8) & 0xff); + filla << (fcolor & 0xff) / 255.0F; + if (ext->get_param_bool("iof")) + iof << "SourceGraphic"; + else + iof << "flood3"; + + guint32 scolor = ext->get_param_color("scolor"); + stroker << ((scolor >> 24) & 0xff); + strokeg << ((scolor >> 16) & 0xff); + strokeb << ((scolor >> 8) & 0xff); + strokea << (scolor & 0xff) / 255.0F; + if (ext->get_param_bool("ios")) + ios << "SourceGraphic"; + else + ios << "flood2"; + + // clang-format off + _filter = g_strdup_printf( + "<filter xmlns:inkscape=\"http://www.inkscape.org/namespaces/inkscape\" style=\"color-interpolation-filters:sRGB;\" inkscape:label=\"Drawing\">\n" + "<feGaussianBlur in=\"SourceGraphic\" stdDeviation=\"%s\" result=\"blur1\" />\n" + "<feConvolveMatrix in=\"blur1\" targetX=\"1\" targetY=\"1\" order=\"3 3\" kernelMatrix=\"0 250 0 250 %s 250 0 250 0 \" result=\"convolve1\" />\n" + "<feComposite in=\"convolve1\" in2=\"convolve1\" k1=\"1\" k2=\"1\" k4=\"%s\" operator=\"arithmetic\" result=\"composite1\" />\n" + "<feColorMatrix in=\"composite1\" values=\"0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 -0.2125 -0.7154 -0.0721 1 0 \" result=\"color1\" />\n" + "<feGaussianBlur stdDeviation=\"%s\" result=\"blur2\" />\n" + "<feColorMatrix values=\"1 0 0 0 0 0 1 0 0 0 0 0 1 0 0 0 0 0 %s %s \" result=\"color2\" />\n" + "<feFlood flood-color=\"rgb(255,255,255)\" result=\"flood1\" />\n" + "<feBlend in2=\"color2\" mode=\"multiply\" result=\"blend1\" />\n" + "<feComponentTransfer in=\"blend1\" result=\"component1\">\n" + "<feFuncR type=\"discrete\" tableValues=\"0 1 1 1\" />\n" + "<feFuncG type=\"discrete\" tableValues=\"0 1 1 1\" />\n" + "<feFuncB type=\"discrete\" tableValues=\"0 1 1 1\" />\n" + "</feComponentTransfer>\n" + "<feGaussianBlur stdDeviation=\"%s\" result=\"blur3\" />\n" + "<feColorMatrix in=\"blur3\" values=\"0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 -0.2125 -0.7154 -0.0721 1 0 \" result=\"color3\" />\n" + "<feColorMatrix values=\"1 0 0 0 0 0 1 0 0 0 0 0 1 0 0 0 0 0 %s %s \" result=\"color4\" />\n" + "<feFlood flood-color=\"rgb(%s,%s,%s)\" result=\"flood2\" />\n" + "<feComposite in=\"%s\" in2=\"color4\" operator=\"in\" result=\"composite2\" />\n" + "<feComposite in=\"composite2\" in2=\"composite2\" operator=\"arithmetic\" k2=\"%s\" result=\"composite3\" />\n" + "<feOffset dx=\"%s\" dy=\"%s\" result=\"offset1\" />\n" + "<feFlood in=\"color4\" flood-color=\"rgb(%s,%s,%s)\" result=\"flood3\" />\n" + "<feComposite in=\"%s\" in2=\"color4\" operator=\"out\" result=\"composite4\" />\n" + "<feComposite in=\"composite4\" in2=\"composite4\" operator=\"arithmetic\" k2=\"%s\" result=\"composite5\" />\n" + "<feMerge result=\"merge1\">\n" + "<feMergeNode in=\"composite5\" />\n" + "<feMergeNode in=\"offset1\" />\n" + "</feMerge>\n" + "<feColorMatrix values=\"1 0 0 0 0 0 1 0 0 0 0 0 1 0 0 0 0 0 1.3 0 \" result=\"color5\" flood-opacity=\"0.56\" />\n" + "<feComposite in=\"%s\" in2=\"SourceGraphic\" operator=\"in\" result=\"composite8\" />\n" + "</filter>\n", simply.str().c_str(), clean.str().c_str(), erase.str().c_str(), smooth.str().c_str(), dilat.str().c_str(), erosion.str().c_str(), blur.str().c_str(), bdilat.str().c_str(), berosion.str().c_str(), stroker.str().c_str(), strokeg.str().c_str(), strokeb.str().c_str(), ios.str().c_str(), strokea.str().c_str(), offset.str().c_str(), offset.str().c_str(), fillr.str().c_str(), fillg.str().c_str(), fillb.str().c_str(), iof.str().c_str(), filla.str().c_str(), translucent.str().c_str()); + // clang-format on + + return _filter; +}; /* Drawing filter */ + + +/** + \brief Custom predefined Electrize filter. + + Electro solarization effects. + + Filter's parameters: + * Simplify (0.01->10., default 2.) -> blur (stdDeviation) + * Effect type (enum: table or discrete, default "table") -> component (type) + * Level (0->10, default 3) -> component (tableValues) + * Inverted (boolean, default false) -> component (tableValues) +*/ +class Electrize : public Inkscape::Extension::Internal::Filter::Filter { +protected: + gchar const * get_filter_text (Inkscape::Extension::Extension * ext) override; + +public: + Electrize ( ) : Filter() { }; + ~Electrize ( ) override { if (_filter != nullptr) g_free((void *)_filter); return; } + + static void init () { + // clang-format off + Inkscape::Extension::build_from_mem( + "<inkscape-extension xmlns=\"" INKSCAPE_EXTENSION_URI "\">\n" + "<name>" N_("Electrize") "</name>\n" + "<id>org.inkscape.effect.filter.Electrize</id>\n" + "<param name=\"blur\" gui-text=\"" N_("Simplify") "\" type=\"float\" appearance=\"full\" min=\"0.01\" max=\"10.0\">2.0</param>\n" + "<param name=\"type\" gui-text=\"" N_("Effect type:") "\" type=\"optiongroup\" appearance=\"combo\">\n" + "<option value=\"table\">" N_("Table") "</option>\n" + "<option value=\"discrete\">" N_("Discrete") "</option>\n" + "</param>\n" + "<param name=\"levels\" gui-text=\"" N_("Levels") "\" type=\"int\" appearance=\"full\" min=\"0\" max=\"10\">3</param>\n" + "<param name=\"invert\" gui-text=\"" N_("Inverted") "\" type=\"bool\">false</param>\n" + "<effect>\n" + "<object-type>all</object-type>\n" + "<effects-menu>\n" + "<submenu name=\"" N_("Filters") "\">\n" + "<submenu name=\"" N_("Image Paint and Draw") "\"/>\n" + "</submenu>\n" + "</effects-menu>\n" + "<menu-tip>" N_("Electro solarization effects") "</menu-tip>\n" + "</effect>\n" + "</inkscape-extension>\n", new Electrize()); + // clang-format on + }; +}; + +gchar const * +Electrize::get_filter_text (Inkscape::Extension::Extension * ext) +{ + if (_filter != nullptr) g_free((void *)_filter); + + std::ostringstream blur; + std::ostringstream type; + std::ostringstream values; + + blur << ext->get_param_float("blur"); + type << ext->get_param_optiongroup("type"); + + // TransfertComponent table values are calculated based on the effect level and inverted parameters. + int val = 0; + int levels = ext->get_param_int("levels") + 1; + if (ext->get_param_bool("invert")) { + val = 1; + } + values << val; + for ( int step = 1 ; step <= levels ; step++ ) { + if (val == 1) { + val = 0; + } + else { + val = 1; + } + values << " " << val; + } + + // clang-format off + _filter = g_strdup_printf( + "<filter xmlns:inkscape=\"http://www.inkscape.org/namespaces/inkscape\" style=\"color-interpolation-filters:sRGB;\" inkscape:label=\"Electrize\">\n" + "<feGaussianBlur stdDeviation=\"%s\" result=\"blur\" />\n" + "<feComponentTransfer in=\"blur\" result=\"component\" >\n" + "<feFuncR type=\"%s\" tableValues=\"%s\" />\n" + "<feFuncG type=\"%s\" tableValues=\"%s\" />\n" + "<feFuncB type=\"%s\" tableValues=\"%s\" />\n" + "</feComponentTransfer>\n" + "</filter>\n", blur.str().c_str(), type.str().c_str(), values.str().c_str(), type.str().c_str(), values.str().c_str(), type.str().c_str(), values.str().c_str()); + // clang-format on + + return _filter; +}; /* Electrize filter */ + +/** + \brief Custom predefined Neon draw filter. + + Posterize and draw smooth lines around color shapes + + Filter's parameters: + * Lines type (enum, default smooth) -> + smooth = component2 (type="table"), composite1 (in2="blur2") + hard = component2 (type="discrete"), composite1 (in2="component1") + * Simplify (0.01->20., default 3) -> blur1 (stdDeviation) + * Line width (0.01->20., default 3) -> blur2 (stdDeviation) + * Lightness (0.->10., default 1) -> composite1 (k2) + * Blend (enum [normal, multiply, screen], default normal) -> blend (mode) + * Dark mode (boolean, default false) -> composite2 (true: in2="component2") +*/ +class NeonDraw : public Inkscape::Extension::Internal::Filter::Filter { +protected: + gchar const * get_filter_text (Inkscape::Extension::Extension * ext) override; + +public: + NeonDraw ( ) : Filter() { }; + ~NeonDraw ( ) override { if (_filter != nullptr) g_free((void *)_filter); return; } + + static void init () { + // clang-format off + Inkscape::Extension::build_from_mem( + "<inkscape-extension xmlns=\"" INKSCAPE_EXTENSION_URI "\">\n" + "<name>" N_("Neon Draw") "</name>\n" + "<id>org.inkscape.effect.filter.NeonDraw</id>\n" + "<param name=\"type\" gui-text=\"" N_("Line type:") "\" type=\"optiongroup\" appearance=\"combo\">\n" + "<option value=\"table\">" N_("Smoothed") "</option>\n" + "<option value=\"discrete\">" N_("Contrasted") "</option>\n" + "</param>\n" + "<param name=\"simply\" gui-text=\"" N_("Simplify") "\" type=\"float\" appearance=\"full\" precision=\"2\" min=\"0.01\" max=\"20.00\">3</param>\n" + "<param name=\"width\" gui-text=\"" N_("Line width") "\" type=\"float\" appearance=\"full\" precision=\"2\" min=\"0.01\" max=\"20.00\">3</param>\n" + "<param name=\"lightness\" gui-text=\"" N_("Lightness") "\" type=\"float\" appearance=\"full\" precision=\"2\" min=\"0.00\" max=\"10.00\">1</param>\n" + "<param name=\"blend\" gui-text=\"" N_("Blend mode:") "\" type=\"optiongroup\" appearance=\"combo\">\n" + "<option value=\"normal\">Normal</option>\n" + "<option value=\"multiply\">Multiply</option>\n" + "<option value=\"screen\">Screen</option>\n" + "</param>\n" + "<effect>\n" + "<object-type>all</object-type>\n" + "<effects-menu>\n" + "<submenu name=\"" N_("Filters") "\">\n" + "<submenu name=\"" N_("Image Paint and Draw") "\"/>\n" + "</submenu>\n" + "</effects-menu>\n" + "<menu-tip>" N_("Posterize and draw smooth lines around color shapes") "</menu-tip>\n" + "</effect>\n" + "</inkscape-extension>\n", new NeonDraw()); + // clang-format on + }; +}; + +gchar const * +NeonDraw::get_filter_text (Inkscape::Extension::Extension * ext) +{ + if (_filter != nullptr) g_free((void *)_filter); + + std::ostringstream blend; + std::ostringstream simply; + std::ostringstream width; + std::ostringstream lightness; + std::ostringstream type; + + type << ext->get_param_optiongroup("type"); + blend << ext->get_param_optiongroup("blend"); + simply << ext->get_param_float("simply"); + width << ext->get_param_float("width"); + lightness << ext->get_param_float("lightness"); + + // clang-format off + _filter = g_strdup_printf( + "<filter xmlns:inkscape=\"http://www.inkscape.org/namespaces/inkscape\" style=\"color-interpolation-filters:sRGB;\" inkscape:label=\"Neon Draw\">\n" + "<feBlend mode=\"%s\" result=\"blend\" />\n" + "<feGaussianBlur in=\"blend\" stdDeviation=\"%s\" result=\"blur1\" />\n" + "<feColorMatrix values=\"1 0 0 0 0 0 1 0 0 0 0 0 1 0 0 0 0 0 50 0\" result=\"color1\" />\n" + "<feComponentTransfer result=\"component1\">\n" + "<feFuncR type=\"discrete\" tableValues=\"0 0.3 0.3 0.3 0.3 0.6 0.6 0.6 0.6 1 1\" />\n" + "<feFuncG type=\"discrete\" tableValues=\"0 0.3 0.3 0.3 0.3 0.6 0.6 0.6 0.6 1 1\" />\n" + "<feFuncB type=\"discrete\" tableValues=\"0 0.3 0.3 0.3 0.3 0.6 0.6 0.6 0.6 1 1\" />\n" + "</feComponentTransfer>\n" + "<feGaussianBlur in=\"component1\" stdDeviation=\"%s\" result=\"blur2\" />\n" + "<feColorMatrix values=\"1 0 0 0 0 0 1 0 0 0 0 0 1 0 0 0 0 0 50 0\" result=\"color2\" />\n" + "<feComponentTransfer in=\"color2\" result=\"component2\">\n" + "<feFuncR type=\"%s\" tableValues=\"0 1 1 1 0 0 0 1 1 1 0 0 0 1 1 1 0 0 0 1\" />\n" + "<feFuncG type=\"%s\" tableValues=\"0 1 1 1 0 0 0 1 1 1 0 0 0 1 1 1 0 0 0 1\" />\n" + "<feFuncB type=\"%s\" tableValues=\"0 1 1 1 0 0 0 1 1 1 0 0 0 1 1 1 0 0 0 1\" />\n" + "</feComponentTransfer>\n" + "<feComposite in=\"component2\" in2=\"blur2\" k3=\"%s\" operator=\"arithmetic\" k2=\"1\" result=\"composite1\" />\n" + "<feComposite in=\"composite1\" in2=\"SourceGraphic\" operator=\"in\" result=\"composite2\" />\n" + "</filter>\n", blend.str().c_str(), simply.str().c_str(), width.str().c_str(), type.str().c_str(), type.str().c_str(), type.str().c_str(), lightness.str().c_str()); + // clang-format on + + return _filter; +}; /* NeonDraw filter */ + +/** + \brief Custom predefined Point engraving filter. + + Convert image to a transparent point engraving + + Filter's parameters: + + * Turbulence type (enum, default fractalNoise else turbulence) -> turbulence (type) + * Horizontal frequency (0.001->1., default 1) -> turbulence (baseFrequency [/100]) + * Vertical frequency (0.001->1., default 1) -> turbulence (baseFrequency [/100]) + * Complexity (1->5, default 3) -> turbulence (numOctaves) + * Variation (0->1000, default 0) -> turbulence (seed) + * Noise reduction (-1000->-1500, default -1045) -> convolve (kernelMatrix, central value) + * Noise blend (enum, all blend options, default normal) -> blend (mode) + * Lightness (0.->10., default 2.5) -> composite1 (k1) + * Grain lightness (0.->10., default 1.3) -> composite1 (k2) + * Erase (0.00->1., default 0) -> composite1 (k4) + * Blur (0.01->2., default 0.5) -> blur (stdDeviation) + + * Drawing color (guint32, default rgb(255,255,255)) -> flood1 (flood-color, flood-opacity) + + * Background color (guint32, default rgb(99,89,46)) -> flood2 (flood-color, flood-opacity) +*/ + +class PointEngraving : public Inkscape::Extension::Internal::Filter::Filter { +protected: + gchar const * get_filter_text (Inkscape::Extension::Extension * ext) override; + +public: + PointEngraving ( ) : Filter() { }; + ~PointEngraving ( ) override { if (_filter != nullptr) g_free((void *)_filter); return; } + + static void init () { + // clang-format off + Inkscape::Extension::build_from_mem( + "<inkscape-extension xmlns=\"" INKSCAPE_EXTENSION_URI "\">\n" + "<name>" N_("Point Engraving") "</name>\n" + "<id>org.inkscape.effect.filter.PointEngraving</id>\n" + "<param name=\"tab\" type=\"notebook\">\n" + "<page name=\"optionstab\" gui-text=\"" N_("Options") "\">\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=\"100.00\">100</param>\n" + "<param name=\"vfreq\" gui-text=\"" N_("Vertical frequency") "\" type=\"float\" appearance=\"full\" precision=\"2\" min=\"0.1\" max=\"100.00\">100</param>\n" + "<param name=\"complexity\" gui-text=\"" N_("Complexity") "\" type=\"int\" appearance=\"full\" min=\"1\" max=\"5\">1</param>\n" + "<param name=\"variation\" gui-text=\"" N_("Variation") "\" type=\"int\" appearance=\"full\" min=\"1\" max=\"100\">0</param>\n" + "<param name=\"reduction\" gui-text=\"" N_("Noise reduction") "\" type=\"int\" appearance=\"full\" min=\"0\" max=\"500\">45</param>\n" + "<param name=\"blend\" gui-text=\"" N_("Noise blend:") "\" type=\"optiongroup\" appearance=\"combo\">\n" + "<option value=\"multiply\">" N_("Multiply") "</option>\n" + "<option value=\"normal\">" N_("Normal") "</option>\n" + "<option value=\"screen\">" N_("Screen") "</option>\n" + "<option value=\"lighten\">" N_("Lighten") "</option>\n" + "<option value=\"darken\">" N_("Darken") "</option>\n" + "</param>\n" + "<param name=\"lightness\" gui-text=\"" N_("Lightness") "\" type=\"float\" appearance=\"full\" precision=\"2\" min=\"0\" max=\"10\">2.5</param>\n" + "<param name=\"grain\" gui-text=\"" N_("Grain lightness") "\" type=\"float\" appearance=\"full\" precision=\"2\" min=\"0\" max=\"10\">1.3</param>\n" + "<param name=\"erase\" gui-text=\"" N_("Erase") "\" type=\"float\" appearance=\"full\" precision=\"2\" min=\"0\" max=\"1\">0</param>\n" + "<param name=\"blur\" gui-text=\"" N_("Blur") "\" type=\"float\" appearance=\"full\" precision=\"2\" min=\"0.01\" max=\"2\">0.5</param>\n" + "</page>\n" + "<page name=\"fcolortab\" gui-text=\"" N_("Fill color") "\">\n" + "<param name=\"fcolor\" gui-text=\"" N_("Color") "\" type=\"color\">-1</param>\n" + "<param name=\"iof\" gui-text=\"" N_("Image on fill") "\" type=\"bool\" >false</param>\n" + "</page>\n" + "<page name=\"pcolortab\" gui-text=\"" N_("Points color") "\">\n" + "<param name=\"pcolor\" gui-text=\"" N_("Color") "\" type=\"color\">1666789119</param>\n" + "<param name=\"iop\" gui-text=\"" N_("Image on points") "\" type=\"bool\" >false</param>\n" + "</page>\n" + "</param>\n" + "<effect>\n" + "<object-type>all</object-type>\n" + "<effects-menu>\n" + "<submenu name=\"" N_("Filters") "\">\n" + "<submenu name=\"" N_("Image Paint and Draw") "\"/>\n" + "</submenu>\n" + "</effects-menu>\n" + "<menu-tip>" N_("Convert image to a transparent point engraving") "</menu-tip>\n" + "</effect>\n" + "</inkscape-extension>\n", new PointEngraving()); + // clang-format on + }; + +}; + +gchar const * +PointEngraving::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 reduction; + std::ostringstream blend; + std::ostringstream lightness; + std::ostringstream grain; + std::ostringstream erase; + std::ostringstream blur; + std::ostringstream r; + std::ostringstream g; + std::ostringstream b; + std::ostringstream a; + std::ostringstream br; + std::ostringstream bg; + std::ostringstream bb; + std::ostringstream ba; + std::ostringstream iof; + std::ostringstream iop; + + 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"); + reduction << (-1000 - ext->get_param_int("reduction")); + blend << ext->get_param_optiongroup("blend"); + lightness << ext->get_param_float("lightness"); + grain << ext->get_param_float("grain"); + erase << ext->get_param_float("erase"); + blur << ext->get_param_float("blur"); + + guint32 fcolor = ext->get_param_color("fcolor"); + r << ((fcolor >> 24) & 0xff); + g << ((fcolor >> 16) & 0xff); + b << ((fcolor >> 8) & 0xff); + a << (fcolor & 0xff) / 255.0F; + + guint32 pcolor = ext->get_param_color("pcolor"); + br << ((pcolor >> 24) & 0xff); + bg << ((pcolor >> 16) & 0xff); + bb << ((pcolor >> 8) & 0xff); + ba << (pcolor & 0xff) / 255.0F; + + if (ext->get_param_bool("iof")) + iof << "SourceGraphic"; + else + iof << "flood2"; + + if (ext->get_param_bool("iop")) + iop << "SourceGraphic"; + else + iop << "flood1"; + + // clang-format off + _filter = g_strdup_printf( + "<filter xmlns:inkscape=\"http://www.inkscape.org/namespaces/inkscape\" inkscape:label=\"Point Engraving\" style=\"color-interpolation-filters:sRGB;\">\n" + "<feConvolveMatrix in=\"SourceGraphic\" kernelMatrix=\"0 250 0 250 %s 250 0 250 0\" order=\"3 3\" result=\"convolve\" />\n" + "<feBlend in=\"convolve\" in2=\"SourceGraphic\" mode=\"%s\" result=\"blend\" />\n" + "<feTurbulence type=\"%s\" baseFrequency=\"%s %s\" numOctaves=\"%s\" seed=\"%s\" result=\"turbulence\" />\n" + "<feColorMatrix in=\"blend\" type=\"luminanceToAlpha\" result=\"colormatrix1\" />\n" + "<feComposite in=\"turbulence\" in2=\"colormatrix1\" k1=\"%s\" k2=\"%s\" k4=\"%s\" operator=\"arithmetic\" result=\"composite1\" />\n" + "<feColorMatrix in=\"composite1\" values=\"1 0 0 0 0 0 1 0 0 0 0 0 1 0 0 0 0 0 10 -9 \" result=\"colormatrix2\" />\n" + "<feGaussianBlur stdDeviation=\"%s\" result=\"blur\" />\n" + "<feFlood flood-color=\"rgb(%s,%s,%s)\" flood-opacity=\"%s\" result=\"flood1\" />\n" + "<feComposite in=\"%s\" in2=\"blur\" operator=\"out\" result=\"composite2\" />\n" + "<feFlood flood-color=\"rgb(%s,%s,%s)\" flood-opacity=\"%s\" result=\"flood2\" />\n" + "<feComposite in=\"%s\" in2=\"blur\" operator=\"in\" result=\"composite3\" />\n" + "<feComposite in=\"composite3\" in2=\"composite2\" k2=\"%s\" k3=\"%s\" operator=\"arithmetic\" result=\"composite4\" />\n" + "<feComposite in2=\"SourceGraphic\" operator=\"in\" result=\"composite5\" />\n" + "</filter>\n", reduction.str().c_str(), blend.str().c_str(), + type.str().c_str(), hfreq.str().c_str(), vfreq.str().c_str(), complexity.str().c_str(), variation.str().c_str(), + lightness.str().c_str(), grain.str().c_str(), erase.str().c_str(), blur.str().c_str(), + br.str().c_str(), bg.str().c_str(), bb.str().c_str(), ba.str().c_str(), iop.str().c_str(), + r.str().c_str(), g.str().c_str(), b.str().c_str(), a.str().c_str(), iof.str().c_str(), + a.str().c_str(), ba.str().c_str() ); + // clang-format on + + return _filter; +}; /* Point engraving filter */ + +/** + \brief Custom predefined Poster paint filter. + + Poster and painting effects. + + Filter's parameters: + * Effect type (enum, default "Normal") -> + Normal = feComponentTransfer + Dented = Normal + intermediate values + * Transfer type (enum, default "discrete") -> component (type) + * Levels (0->15, default 5) -> component (tableValues) + * Blend mode (enum, default "Lighten") -> blend (mode) + * Primary simplify (0.01->100., default 4.) -> blur1 (stdDeviation) + * Secondary simplify (0.01->100., default 0.5) -> blur2 (stdDeviation) + * Pre-saturation (0.->1., default 1.) -> color1 (values) + * Post-saturation (0.->1., default 1.) -> color2 (values) + * Simulate antialiasing (boolean, default false) -> blur3 (true->stdDeviation=0.5, false->stdDeviation=0.01) +*/ +class Posterize : public Inkscape::Extension::Internal::Filter::Filter { +protected: + gchar const * get_filter_text (Inkscape::Extension::Extension * ext) override; + +public: + Posterize ( ) : Filter() { }; + ~Posterize ( ) override { if (_filter != nullptr) g_free((void *)_filter); return; } + + static void init () { + // clang-format off + Inkscape::Extension::build_from_mem( + "<inkscape-extension xmlns=\"" INKSCAPE_EXTENSION_URI "\">\n" + "<name>" N_("Poster Paint") "</name>\n" + "<id>org.inkscape.effect.filter.Posterize</id>\n" + "<param name=\"type\" gui-text=\"" N_("Effect type:") "\" type=\"optiongroup\" appearance=\"combo\">\n" + "<option value=\"normal\">Normal</option>\n" + "<option value=\"dented\">Dented</option>\n" + "</param>\n" + "<param name=\"table\" gui-text=\"" N_("Transfer type:") "\" type=\"optiongroup\" appearance=\"combo\">\n" + "<option value=\"discrete\">" N_("Poster") "</option>\n" + "<option value=\"table\">" N_("Painting") "</option>\n" + "</param>\n" + "<param name=\"levels\" gui-text=\"" N_("Levels") "\" type=\"int\" appearance=\"full\" min=\"0\" max=\"15\">5</param>\n" + "<param name=\"blend\" gui-text=\"" N_("Blend mode:") "\" type=\"optiongroup\" appearance=\"combo\">\n" + "<option value=\"lighten\">Lighten</option>\n" + "<option value=\"normal\">Normal</option>\n" + "<option value=\"darken\">Darken</option>\n" + "<option value=\"multiply\">Multiply</option>\n" + "<option value=\"screen\">Screen</option>\n" + "</param>\n" + "<param name=\"blur1\" gui-text=\"" N_("Simplify (primary)") "\" type=\"float\" appearance=\"full\" precision=\"2\" min=\"0.01\" max=\"100.00\">4.0</param>\n" + "<param name=\"blur2\" gui-text=\"" N_("Simplify (secondary)") "\" type=\"float\" appearance=\"full\" precision=\"2\" min=\"0.01\" max=\"100.00\">0.5</param>\n" + "<param name=\"presaturation\" gui-text=\"" N_("Pre-saturation") "\" type=\"float\" appearance=\"full\" precision=\"2\" min=\"0.00\" max=\"1.00\">1.00</param>\n" + "<param name=\"postsaturation\" gui-text=\"" N_("Post-saturation") "\" type=\"float\" appearance=\"full\" precision=\"2\" min=\"0.00\" max=\"1.00\">1.00</param>\n" + "<param name=\"antialiasing\" gui-text=\"" N_("Simulate antialiasing") "\" type=\"bool\">false</param>\n" + "<effect>\n" + "<object-type>all</object-type>\n" + "<effects-menu>\n" + "<submenu name=\"" N_("Filters") "\">\n" + "<submenu name=\"" N_("Image Paint and Draw") "\"/>\n" + "</submenu>\n" + "</effects-menu>\n" + "<menu-tip>" N_("Poster and painting effects") "</menu-tip>\n" + "</effect>\n" + "</inkscape-extension>\n", new Posterize()); + // clang-format on + }; +}; + +gchar const * +Posterize::get_filter_text (Inkscape::Extension::Extension * ext) +{ + if (_filter != nullptr) g_free((void *)_filter); + + std::ostringstream table; + std::ostringstream blendmode; + std::ostringstream blur1; + std::ostringstream blur2; + std::ostringstream presat; + std::ostringstream postsat; + std::ostringstream transf; + std::ostringstream antialias; + + table << ext->get_param_optiongroup("table"); + blendmode << ext->get_param_optiongroup("blend"); + blur1 << ext->get_param_float("blur1"); + blur2 << ext->get_param_float("blur2"); + presat << ext->get_param_float("presaturation"); + postsat << ext->get_param_float("postsaturation"); + + // TransfertComponent table values are calculated based on the poster type. + transf << "0"; + int levels = ext->get_param_int("levels") + 1; + const gchar *effecttype = ext->get_param_optiongroup("type"); + if (levels == 1) { + if ((g_ascii_strcasecmp("dented", effecttype) == 0)) { + transf << " 1 0 1"; + } else { + transf << " 1"; + } + } else { + for ( int step = 1 ; step <= levels ; step++ ) { + float val = (float) step / levels; + transf << " " << val; + if ((g_ascii_strcasecmp("dented", effecttype) == 0)) { + transf << " " << (val - ((float) 1 / (3 * levels))) << " " << (val + ((float) 1 / (2 * levels))); + } + } + } + transf << " 1"; + + if (ext->get_param_bool("antialiasing")) + antialias << "0.5"; + else + antialias << "0.01"; + + // clang-format off + _filter = g_strdup_printf( + "<filter xmlns:inkscape=\"http://www.inkscape.org/namespaces/inkscape\" style=\"color-interpolation-filters:sRGB;\" inkscape:label=\"Poster Paint\">\n" + "<feComposite operator=\"arithmetic\" k2=\"1\" result=\"composite1\" />\n" + "<feGaussianBlur stdDeviation=\"%s\" result=\"blur1\" />\n" + "<feGaussianBlur in=\"composite1\" stdDeviation=\"%s\" result=\"blur2\" />\n" + "<feBlend in2=\"blur1\" mode=\"%s\" result=\"blend\"/>\n" + "<feColorMatrix type=\"saturate\" values=\"%s\" result=\"color1\" />\n" + "<feComponentTransfer result=\"component\">\n" + "<feFuncR type=\"%s\" tableValues=\"%s\" />\n" + "<feFuncG type=\"%s\" tableValues=\"%s\" />\n" + "<feFuncB type=\"%s\" tableValues=\"%s\" />\n" + "</feComponentTransfer>\n" + "<feColorMatrix type=\"saturate\" values=\"%s\" result=\"color2\" />\n" + "<feGaussianBlur stdDeviation=\"%s\" result=\"blur3\" />\n" + "<feComposite in2=\"SourceGraphic\" operator=\"in\" result=\"composite3\" />\n" + "</filter>\n", blur1.str().c_str(), blur2.str().c_str(), blendmode.str().c_str(), presat.str().c_str(), table.str().c_str(), transf.str().c_str(), table.str().c_str(), transf.str().c_str(), table.str().c_str(), transf.str().c_str(), postsat.str().c_str(), antialias.str().c_str()); + // clang-format on + + return _filter; +}; /* Posterize filter */ + +/** + \brief Custom predefined Posterize basic filter. + + Simple posterizing effect + + Filter's parameters: + * Levels (0->20, default 5) -> component1 (tableValues) + * Blur (0.01->20., default 4.) -> blur1 (stdDeviation) +*/ +class PosterizeBasic : public Inkscape::Extension::Internal::Filter::Filter { +protected: + gchar const * get_filter_text (Inkscape::Extension::Extension * ext) override; + +public: + PosterizeBasic ( ) : Filter() { }; + ~PosterizeBasic ( ) override { if (_filter != nullptr) g_free((void *)_filter); return; } + + static void init () { + // clang-format off + Inkscape::Extension::build_from_mem( + "<inkscape-extension xmlns=\"" INKSCAPE_EXTENSION_URI "\">\n" + "<name>" N_("Posterize Basic") "</name>\n" + "<id>org.inkscape.effect.filter.PosterizeBasic</id>\n" + "<param name=\"levels\" gui-text=\"" N_("Levels") "\" type=\"int\" appearance=\"full\" min=\"0\" max=\"20\">5</param>\n" + "<param name=\"blur\" gui-text=\"" N_("Simplify") "\" type=\"float\" appearance=\"full\" precision=\"2\" min=\"0.01\" max=\"20.00\">4.0</param>\n" + "<effect>\n" + "<object-type>all</object-type>\n" + "<effects-menu>\n" + "<submenu name=\"" N_("Filters") "\">\n" + "<submenu name=\"" N_("Image Paint and Draw") "\"/>\n" + "</submenu>\n" + "</effects-menu>\n" + "<menu-tip>" N_("Simple posterizing effect") "</menu-tip>\n" + "</effect>\n" + "</inkscape-extension>\n", new PosterizeBasic()); + // clang-format on + }; +}; + +gchar const * +PosterizeBasic::get_filter_text (Inkscape::Extension::Extension * ext) +{ + if (_filter != nullptr) g_free((void *)_filter); + + std::ostringstream blur; + std::ostringstream transf; + + blur << ext->get_param_float("blur"); + + transf << "0"; + int levels = ext->get_param_int("levels") + 1; + for ( int step = 1 ; step <= levels ; step++ ) { + const float val = (float) step / levels; + transf << " " << val; + } + transf << " 1"; + + // clang-format off + _filter = g_strdup_printf( + "<filter xmlns:inkscape=\"http://www.inkscape.org/namespaces/inkscape\" style=\"color-interpolation-filters:sRGB;\" inkscape:label=\"Posterize Basic\">\n" + "<feGaussianBlur stdDeviation=\"%s\" result=\"blur1\" />\n" + "<feComponentTransfer in=\"blur1\" result=\"component1\">\n" + "<feFuncR type=\"discrete\" tableValues=\"%s\" />\n" + "<feFuncG type=\"discrete\" tableValues=\"%s\" />\n" + "<feFuncB type=\"discrete\" tableValues=\"%s\" />\n" + "</feComponentTransfer>\n" + "<feComposite in=\"component1\" in2=\"SourceGraphic\" operator=\"in\" />\n" + "</filter>\n", blur.str().c_str(), transf.str().c_str(), transf.str().c_str(), transf.str().c_str()); + // clang-format on + + return _filter; +}; /* PosterizeBasic filter */ + +}; /* namespace Filter */ +}; /* namespace Internal */ +}; /* namespace Extension */ +}; /* namespace Inkscape */ + +/* Change the 'PAINT' below to be your file name */ +#endif /* SEEN_INKSCAPE_EXTENSION_INTERNAL_FILTER_PAINT_H__ */ |