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Diffstat (limited to 'src/extension/internal/filter/blurs.h')
| -rw-r--r-- | src/extension/internal/filter/blurs.h | 440 |
1 files changed, 440 insertions, 0 deletions
diff --git a/src/extension/internal/filter/blurs.h b/src/extension/internal/filter/blurs.h new file mode 100644 index 0000000..85f99fd --- /dev/null +++ b/src/extension/internal/filter/blurs.h @@ -0,0 +1,440 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +#ifndef SEEN_INKSCAPE_EXTENSION_INTERNAL_FILTER_BLURS_H__ +#define SEEN_INKSCAPE_EXTENSION_INTERNAL_FILTER_BLURS_H__ +/* Change the 'BLURS' above to be your file name */ + +/* + * Copyright (C) 2011 Authors: + * Ivan Louette (filters) + * Nicolas Dufour (UI) <nicoduf@yahoo.fr> + * + * Blur filters + * Blur + * Clean edges + * Cross blur + * Feather + * Out of focus + * + * 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 Blur filter. + + Simple horizontal and vertical blur + + Filter's parameters: + * Horizontal blur (0.01->100., default 2) -> blur (stdDeviation) + * Vertical blur (0.01->100., default 2) -> blur (stdDeviation) + * Blur content only (boolean, default false) -> +*/ + +class Blur : public Inkscape::Extension::Internal::Filter::Filter { +protected: + gchar const * get_filter_text (Inkscape::Extension::Extension * ext) override; + +public: + Blur ( ) : Filter() { }; + ~Blur ( ) 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_("Blur") "</name>\n" + "<id>org.inkscape.effect.filter.Blur</id>\n" + "<param name=\"hblur\" gui-text=\"" N_("Horizontal blur") "\" type=\"float\" appearance=\"full\" precision=\"2\" min=\"0.01\" max=\"100.00\">2</param>\n" + "<param name=\"vblur\" gui-text=\"" N_("Vertical blur") "\" type=\"float\" appearance=\"full\" precision=\"2\" min=\"0.01\" max=\"100.00\">2</param>\n" + "<param name=\"content\" gui-text=\"" N_("Blur content only") "\" type=\"bool\">false</param>\n" + "<effect>\n" + "<object-type>all</object-type>\n" + "<effects-menu>\n" + "<submenu name=\"" N_("Filters") "\">\n" + "<submenu name=\"" N_("Blurs") "\"/>\n" + "</submenu>\n" + "</effects-menu>\n" + "<menu-tip>" N_("Simple vertical and horizontal blur effect") "</menu-tip>\n" + "</effect>\n" + "</inkscape-extension>\n", new Blur()); + // clang-format on + }; + +}; + +gchar const * +Blur::get_filter_text (Inkscape::Extension::Extension * ext) +{ + if (_filter != nullptr) g_free((void *)_filter); + + std::ostringstream bbox; + std::ostringstream hblur; + std::ostringstream vblur; + std::ostringstream content; + + hblur << ext->get_param_float("hblur"); + vblur << ext->get_param_float("vblur"); + + if (ext->get_param_bool("content")) { + bbox << "height=\"1\" width=\"1\" y=\"0\" x=\"0\""; + content << "<feColorMatrix values=\"1 0 0 0 0 0 1 0 0 0 0 0 1 0 0 0 0 0 50 0 \" result=\"colormatrix\" />\n" + << "<feComposite in=\"colormatrix\" in2=\"SourceGraphic\" operator=\"in\" />\n"; + } else { + bbox << "" ; + content << "" ; + } + + + // clang-format off + _filter = g_strdup_printf( + "<filter xmlns:inkscape=\"http://www.inkscape.org/namespaces/inkscape\" %s style=\"color-interpolation-filters:sRGB;\" inkscape:label=\"Blur\">\n" + "<feGaussianBlur stdDeviation=\"%s %s\" result=\"blur\" />\n" + "%s" + "</filter>\n", bbox.str().c_str(), hblur.str().c_str(), vblur.str().c_str(), content.str().c_str() ); + // clang-format on + + return _filter; +}; /* Blur filter */ + +/** + \brief Custom predefined Clean edges filter. + + Removes or decreases glows and jaggeries around objects edges after applying some filters + + Filter's parameters: + * Strength (0.01->2., default 0.4) -> blur (stdDeviation) +*/ + +class CleanEdges : public Inkscape::Extension::Internal::Filter::Filter { +protected: + gchar const * get_filter_text (Inkscape::Extension::Extension * ext) override; + +public: + CleanEdges ( ) : Filter() { }; + ~CleanEdges ( ) 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_("Clean Edges") "</name>\n" + "<id>org.inkscape.effect.filter.CleanEdges</id>\n" + "<param name=\"blur\" gui-text=\"" N_("Strength") "\" type=\"float\" appearance=\"full\" precision=\"2\" min=\"0.01\" max=\"2.00\">0.4</param>\n" + "<effect>\n" + "<object-type>all</object-type>\n" + "<effects-menu>\n" + "<submenu name=\"" N_("Filters") "\">\n" + "<submenu name=\"" N_("Blurs") "\"/>\n" + "</submenu>\n" + "</effects-menu>\n" + "<menu-tip>" N_("Removes or decreases glows and jaggeries around objects edges after applying some filters") "</menu-tip>\n" + "</effect>\n" + "</inkscape-extension>\n", new CleanEdges()); + // clang-format on + }; + +}; + +gchar const * +CleanEdges::get_filter_text (Inkscape::Extension::Extension * ext) +{ + if (_filter != nullptr) g_free((void *)_filter); + + std::ostringstream blur; + + blur << ext->get_param_float("blur"); + + // clang-format off + _filter = g_strdup_printf( + "<filter xmlns:inkscape=\"http://www.inkscape.org/namespaces/inkscape\" style=\"color-interpolation-filters:sRGB;\" inkscape:label=\"Clean Edges\">\n" + "<feGaussianBlur stdDeviation=\"%s\" result=\"blur\" />\n" + "<feComposite in=\"SourceGraphic\" in2=\"blur\" operator=\"in\" result=\"composite1\" />\n" + "<feComposite in=\"composite1\" in2=\"composite1\" k2=\"1\" operator=\"in\" result=\"composite2\" />\n" + "</filter>\n", blur.str().c_str()); + // clang-format on + + return _filter; +}; /* CleanEdges filter */ + +/** + \brief Custom predefined Cross blur filter. + + Combine vertical and horizontal blur + + Filter's parameters: + * Brightness (0.->10., default 0) -> composite (k3) + * Fading (0.->1., default 0) -> composite (k4) + * Horizontal blur (0.01->20., default 5) -> blur (stdDeviation) + * Vertical blur (0.01->20., default 5) -> blur (stdDeviation) + * Blend mode (enum, default Darken) -> blend (mode) +*/ + +class CrossBlur : public Inkscape::Extension::Internal::Filter::Filter { +protected: + gchar const * get_filter_text (Inkscape::Extension::Extension * ext) override; + +public: + CrossBlur ( ) : Filter() { }; + ~CrossBlur ( ) 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 Blur") "</name>\n" + "<id>org.inkscape.effect.filter.CrossBlur</id>\n" + "<param name=\"bright\" gui-text=\"" N_("Brightness") "\" type=\"float\" appearance=\"full\" precision=\"2\" min=\"0.\" max=\"10.00\">0</param>\n" + "<param name=\"fade\" gui-text=\"" N_("Fading") "\" type=\"float\" appearance=\"full\" precision=\"2\" min=\"0.\" max=\"1.00\">0</param>\n" + "<param name=\"hblur\" gui-text=\"" N_("Horizontal blur") "\" type=\"float\" appearance=\"full\" precision=\"2\" min=\"0.01\" max=\"20.00\">5</param>\n" + "<param name=\"vblur\" gui-text=\"" N_("Vertical blur") "\" type=\"float\" appearance=\"full\" precision=\"2\" min=\"0.01\" max=\"20.00\">5</param>\n" + "<param name=\"blend\" gui-text=\"" N_("Blend:") "\" type=\"optiongroup\" appearance=\"combo\">\n" + "<option value=\"darken\">" N_("Darken") "</option>\n" + "<option value=\"screen\">" N_("Screen") "</option>\n" + "<option value=\"multiply\">" N_("Multiply") "</option>\n" + "<option value=\"lighten\">" N_("Lighten") "</option>\n" + "</param>\n" + "<effect>\n" + "<object-type>all</object-type>\n" + "<effects-menu>\n" + "<submenu name=\"" N_("Filters") "\">\n" + "<submenu name=\"" N_("Blurs") "\"/>\n" + "</submenu>\n" + "</effects-menu>\n" + "<menu-tip>" N_("Combine vertical and horizontal blur") "</menu-tip>\n" + "</effect>\n" + "</inkscape-extension>\n", new CrossBlur()); + // clang-format on + }; + +}; + +gchar const * +CrossBlur::get_filter_text (Inkscape::Extension::Extension * ext) +{ + if (_filter != nullptr) g_free((void *)_filter); + + std::ostringstream bright; + std::ostringstream fade; + std::ostringstream hblur; + std::ostringstream vblur; + std::ostringstream blend; + + bright << ext->get_param_float("bright"); + fade << ext->get_param_float("fade"); + hblur << ext->get_param_float("hblur"); + vblur << ext->get_param_float("vblur"); + blend << ext->get_param_optiongroup("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 Blur\">\n" + "<feColorMatrix in=\"SourceGraphic\" 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=\"colormatrix\" />\n" + "<feComposite in=\"SourceGraphic\" in2=\"colormatrix\" operator=\"arithmetic\" k2=\"1\" k3=\"%s\" k4=\"%s\" result=\"composite\" />\n" + "<feGaussianBlur stdDeviation=\"%s 0.01\" result=\"blur1\" />\n" + "<feGaussianBlur in=\"composite\" stdDeviation=\"0.01 %s\" result=\"blur2\" />\n" + "<feBlend in=\"blur2\" in2=\"blur1\" mode=\"%s\" result=\"blend\" />\n" + "</filter>\n", bright.str().c_str(), fade.str().c_str(), hblur.str().c_str(), vblur.str().c_str(), blend.str().c_str()); + // clang-format on + + return _filter; +}; /* Cross blur filter */ + +/** + \brief Custom predefined Feather filter. + + Blurred mask on the edge without altering the contents + + Filter's parameters: + * Strength (0.01->100., default 5) -> blur (stdDeviation) +*/ + +class Feather : public Inkscape::Extension::Internal::Filter::Filter { +protected: + gchar const * get_filter_text (Inkscape::Extension::Extension * ext) override; + +public: + Feather ( ) : Filter() { }; + ~Feather ( ) 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_("Feather") "</name>\n" + "<id>org.inkscape.effect.filter.Feather</id>\n" + "<param name=\"blur\" gui-text=\"" N_("Strength") "\" type=\"float\" appearance=\"full\" precision=\"2\" min=\"0.01\" max=\"100.00\">5</param>\n" + "<effect>\n" + "<object-type>all</object-type>\n" + "<effects-menu>\n" + "<submenu name=\"" N_("Filters") "\">\n" + "<submenu name=\"" N_("Blurs") "\"/>\n" + "</submenu>\n" + "</effects-menu>\n" + "<menu-tip>" N_("Blurred mask on the edge without altering the contents") "</menu-tip>\n" + "</effect>\n" + "</inkscape-extension>\n", new Feather()); + // clang-format on + }; + +}; + +gchar const * +Feather::get_filter_text (Inkscape::Extension::Extension * ext) +{ + if (_filter != nullptr) g_free((void *)_filter); + + std::ostringstream blur; + + blur << ext->get_param_float("blur"); + + // clang-format off + _filter = g_strdup_printf( + "<filter xmlns:inkscape=\"http://www.inkscape.org/namespaces/inkscape\" style=\"color-interpolation-filters:sRGB;\" inkscape:label=\"Feather\">\n" + "<feGaussianBlur stdDeviation=\"%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" + "</filter>\n", blur.str().c_str()); + // clang-format on + + return _filter; +}; /* Feather filter */ + +/** + \brief Custom predefined Out of Focus filter. + + Blur eroded by white or transparency + + Filter's parameters: + * Horizontal blur (0.01->10., default 3) -> blur (stdDeviation) + * Vertical blur (0.01->10., default 3) -> blur (stdDeviation) + * Dilatation (n-1th value, 0.->100., default 6) -> colormatrix2 (matrix) + * Erosion (nth value, 0.->100., default 2) -> colormatrix2 (matrix) + * Opacity (0.->1., default 1.) -> composite1 (k2) + * Background color (guint, default -1) -> flood (flood-opacity, flood-color) + * Blend type (enum, default normal) -> blend (mode) + * Blend to background (boolean, default false) -> blend (false: in2="flood", true: in2="BackgroundImage") + +*/ + +class ImageBlur : public Inkscape::Extension::Internal::Filter::Filter { +protected: + gchar const * get_filter_text (Inkscape::Extension::Extension * ext) override; + +public: + ImageBlur ( ) : Filter() { }; + ~ImageBlur ( ) 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_("Out of Focus") "</name>\n" + "<id>org.inkscape.effect.filter.ImageBlur</id>\n" + "<param name=\"tab\" type=\"notebook\">\n" + "<page name=\"optionstab\" gui-text=\"Options\">\n" + "<param name=\"hblur\" gui-text=\"" N_("Horizontal blur") "\" type=\"float\" appearance=\"full\" precision=\"2\" min=\"0.01\" max=\"50.00\">3</param>\n" + "<param name=\"vblur\" gui-text=\"" N_("Vertical blur") "\" type=\"float\" appearance=\"full\" precision=\"2\" min=\"0.01\" max=\"50.00\">3</param>\n" + "<param name=\"dilat\" gui-text=\"" N_("Dilatation") "\" type=\"float\" appearance=\"full\" precision=\"2\" min=\"0\" max=\"100\">6</param>\n" + "<param name=\"erosion\" gui-text=\"" N_("Erosion") "\" type=\"float\" appearance=\"full\" precision=\"2\" min=\"0\" max=\"100\">2</param>\n" + "<param name=\"opacity\" gui-text=\"" N_("Opacity") "\" type=\"float\" appearance=\"full\" precision=\"2\" min=\"0\" max=\"1\">1</param>\n" + "</page>\n" + "<page name=\"backgroundtab\" gui-text=\"Background\">\n" + "<param name=\"color\" gui-text=\"" N_("Background color") "\" type=\"color\">-1</param>\n" + "<param name=\"blend\" gui-text=\"" N_("Blend type:") "\" type=\"optiongroup\" appearance=\"combo\">\n" + "<option value=\"normal\">" N_("Normal") "</option>\n" + "<option value=\"darken\">" N_("Darken") "</option>\n" + "<option value=\"screen\">" N_("Screen") "</option>\n" + "<option value=\"multiply\">" N_("Multiply") "</option>\n" + "<option value=\"lighten\">" N_("Lighten") "</option>\n" + "</param>\n" + "<param name=\"background\" gui-text=\"" N_("Blend to background") "\" 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_("Blurs") "\"/>\n" + "</submenu>\n" + "</effects-menu>\n" + "<menu-tip>" N_("Blur eroded by white or transparency") "</menu-tip>\n" + "</effect>\n" + "</inkscape-extension>\n", new ImageBlur()); + // clang-format on + }; + +}; + +gchar const * +ImageBlur::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 opacity; + std::ostringstream r; + std::ostringstream g; + std::ostringstream b; + std::ostringstream a; + std::ostringstream blend; + std::ostringstream background; + + hblur << ext->get_param_float("hblur"); + vblur << ext->get_param_float("vblur"); + dilat << ext->get_param_float("dilat"); + erosion << -ext->get_param_float("erosion"); + opacity << ext->get_param_float("opacity"); + + guint32 color = ext->get_param_color("color"); + r << ((color >> 24) & 0xff); + g << ((color >> 16) & 0xff); + b << ((color >> 8) & 0xff); + a << (color & 0xff) / 255.0F; + blend << ext->get_param_optiongroup("blend"); + + if (ext->get_param_bool("background")) { + background << "BackgroundImage" ; + } else { + background << "flood" ; + } + + // clang-format off + _filter = g_strdup_printf( + "<filter xmlns:inkscape=\"http://www.inkscape.org/namespaces/inkscape\" style=\"color-interpolation-filters:sRGB;\" inkscape:label=\"Out of Focus\">\n" + "<feFlood flood-opacity=\"%s\" flood-color=\"rgb(%s,%s,%s)\" result=\"flood\" />\n" + "<feColorMatrix in=\"SourceGraphic\" 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=\"colormatrix1\" />\n" + "<feGaussianBlur in=\"colormatrix1\" stdDeviation=\"%s %s\" result=\"blur\" />\n" + "<feColorMatrix in=\"blur\" values=\"1 0 0 0 0 0 1 0 0 0 0 0 1 0 0 0 0 0 %s %s \" result=\"colormatrix2\" />\n" + "<feBlend in=\"colormatrix2\" in2=\"%s\" mode=\"%s\" result=\"blend\" />\n" + "<feComposite in=\"blend\" in2=\"blend\" operator=\"arithmetic\" k2=\"%s\" result=\"composite1\" />\n" + "<feComposite in2=\"SourceGraphic\" operator=\"in\" />\n" + "</filter>\n", a.str().c_str(), r.str().c_str(), g.str().c_str(), b.str().c_str(), + hblur.str().c_str(), vblur.str().c_str(), dilat.str().c_str(), erosion.str().c_str(), + background.str().c_str(), blend.str().c_str(), opacity.str().c_str()); + // clang-format on + + return _filter; +}; /* Out of Focus filter */ + +}; /* namespace Filter */ +}; /* namespace Internal */ +}; /* namespace Extension */ +}; /* namespace Inkscape */ + +/* Change the 'BLURS' below to be your file name */ +#endif /* SEEN_INKSCAPE_EXTENSION_INTERNAL_FILTER_BLURS_H__ */ |