// SPDX-License-Identifier: GPL-2.0-or-later /** \file * LPE implementation */ /* * Authors: * Johan Engelen * Steren Giannini * No� Falzon * Victor Navez * ~suv * Jabiertxo Arraiza * * Copyright (C) 2007-2008 Authors * * Released under GNU GPL v2+, read the file 'COPYING' for more information. */ #include #include "live_effects/lpe-lattice2.h" #include "display/curve.h" #include "helper/geom.h" #include <2geom/sbasis-2d.h> #include <2geom/bezier-to-sbasis.h> // TODO due to internal breakage in glibmm headers, this must be last: #include using namespace Geom; namespace Inkscape { namespace LivePathEffect { LPELattice2::LPELattice2(LivePathEffectObject *lpeobject) : Effect(lpeobject), horizontal_mirror(_("Mirror movements in horizontal"), _("Mirror movements in horizontal"), "horizontal_mirror", &wr, this, false), vertical_mirror(_("Mirror movements in vertical"), _("Mirror movements in vertical"), "vertical_mirror", &wr, this, false), perimetral(_("Use only perimeter"), _("Use only perimeter"), "perimetral", &wr, this, false), live_update(_("Update while moving knots (maybe slow)"), _("Update while moving knots (maybe slow)"), "live_update", &wr, this, true), grid_point_0(_("Control 0:"), _("Control 0 - Ctrl+Alt+Click: reset, Ctrl: move along axes"), "gridpoint0", &wr, this), grid_point_1(_("Control 1:"), _("Control 1 - Ctrl+Alt+Click: reset, Ctrl: move along axes"), "gridpoint1", &wr, this), grid_point_2(_("Control 2:"), _("Control 2 - Ctrl+Alt+Click: reset, Ctrl: move along axes"), "gridpoint2", &wr, this), grid_point_3(_("Control 3:"), _("Control 3 - Ctrl+Alt+Click: reset, Ctrl: move along axes"), "gridpoint3", &wr, this), grid_point_4(_("Control 4:"), _("Control 4 - Ctrl+Alt+Click: reset, Ctrl: move along axes"), "gridpoint4", &wr, this), grid_point_5(_("Control 5:"), _("Control 5 - Ctrl+Alt+Click: reset, Ctrl: move along axes"), "gridpoint5", &wr, this), grid_point_6(_("Control 6:"), _("Control 6 - Ctrl+Alt+Click: reset, Ctrl: move along axes"), "gridpoint6", &wr, this), grid_point_7(_("Control 7:"), _("Control 7 - Ctrl+Alt+Click: reset, Ctrl: move along axes"), "gridpoint7", &wr, this), grid_point_8x9(_("Control 8x9:"), _("Control 8x9 - Ctrl+Alt+Click: reset, Ctrl: move along axes"), "gridpoint8x9", &wr, this), grid_point_10x11(_("Control 10x11:"), _("Control 10x11 - Ctrl+Alt+Click: reset, Ctrl: move along axes"), "gridpoint10x11", &wr, this), grid_point_12(_("Control 12:"), _("Control 12 - Ctrl+Alt+Click: reset, Ctrl: move along axes"), "gridpoint12", &wr, this), grid_point_13(_("Control 13:"), _("Control 13 - Ctrl+Alt+Click: reset, Ctrl: move along axes"), "gridpoint13", &wr, this), grid_point_14(_("Control 14:"), _("Control 14 - Ctrl+Alt+Click: reset, Ctrl: move along axes"), "gridpoint14", &wr, this), grid_point_15(_("Control 15:"), _("Control 15 - Ctrl+Alt+Click: reset, Ctrl: move along axes"), "gridpoint15", &wr, this), grid_point_16(_("Control 16:"), _("Control 16 - Ctrl+Alt+Click: reset, Ctrl: move along axes"), "gridpoint16", &wr, this), grid_point_17(_("Control 17:"), _("Control 17 - Ctrl+Alt+Click: reset, Ctrl: move along axes"), "gridpoint17", &wr, this), grid_point_18(_("Control 18:"), _("Control 18 - Ctrl+Alt+Click: reset, Ctrl: move along axes"), "gridpoint18", &wr, this), grid_point_19(_("Control 19:"), _("Control 19 - Ctrl+Alt+Click: reset, Ctrl: move along axes"), "gridpoint19", &wr, this), grid_point_20x21(_("Control 20x21:"), _("Control 20x21 - Ctrl+Alt+Click: reset, Ctrl: move along axes"), "gridpoint20x21", &wr, this), grid_point_22x23(_("Control 22x23:"), _("Control 22x23 - Ctrl+Alt+Click: reset, Ctrl: move along axes"), "gridpoint22x23", &wr, this), grid_point_24x26(_("Control 24x26:"), _("Control 24x26 - Ctrl+Alt+Click: reset, Ctrl: move along axes"), "gridpoint24x26", &wr, this), grid_point_25x27(_("Control 25x27:"), _("Control 25x27 - Ctrl+Alt+Click: reset, Ctrl: move along axes"), "gridpoint25x27", &wr, this), grid_point_28x30(_("Control 28x30:"), _("Control 28x30 - Ctrl+Alt+Click: reset, Ctrl: move along axes"), "gridpoint28x30", &wr, this), grid_point_29x31(_("Control 29x31:"), _("Control 29x31 - Ctrl+Alt+Click: reset, Ctrl: move along axes"), "gridpoint29x31", &wr, this), grid_point_32x33x34x35(_("Control 32x33x34x35:"), _("Control 32x33x34x35 - Ctrl+Alt+Click: reset, Ctrl: move along axes"), "gridpoint32x33x34x35", &wr, this), expanded(false) { // register all your parameters here, so Inkscape knows which parameters this effect has: registerParameter(&horizontal_mirror); registerParameter(&vertical_mirror); registerParameter(&perimetral); registerParameter(&live_update); registerParameter(&grid_point_0); registerParameter(&grid_point_1); registerParameter(&grid_point_2); registerParameter(&grid_point_3); registerParameter(&grid_point_4); registerParameter(&grid_point_5); registerParameter(&grid_point_6); registerParameter(&grid_point_7); registerParameter(&grid_point_8x9); registerParameter(&grid_point_10x11); registerParameter(&grid_point_12); registerParameter(&grid_point_13); registerParameter(&grid_point_14); registerParameter(&grid_point_15); registerParameter(&grid_point_16); registerParameter(&grid_point_17); registerParameter(&grid_point_18); registerParameter(&grid_point_19); registerParameter(&grid_point_20x21); registerParameter(&grid_point_22x23); registerParameter(&grid_point_24x26); registerParameter(&grid_point_25x27); registerParameter(&grid_point_28x30); registerParameter(&grid_point_29x31); registerParameter(&grid_point_32x33x34x35); apply_to_clippath_and_mask = true; } LPELattice2::~LPELattice2() = default; Geom::Piecewise > LPELattice2::doEffect_pwd2 (Geom::Piecewise > const & pwd2_in) { PathVector pathv = path_from_piecewise(pwd2_in,0.001); //this is because strange problems with sb2 and LineSegment PathVector cubic = pathv_to_cubicbezier(pathv); if (cubic.empty()) { return pwd2_in; } Geom::Piecewise > const &pwd2_in_linear_and_cubic = paths_to_pw(cubic); D2 sb2; //Initialisation of the sb2 for(unsigned dim = 0; dim < 2; dim++) { sb2[dim].us = 3; sb2[dim].vs = 3; const int depth = sb2[dim].us*sb2[dim].vs; sb2[dim].resize(depth, Linear2d(0)); } //Grouping the point params in a convenient vector std::vector handles(36); handles[0] = grid_point_0; handles[1] = grid_point_1; handles[2] = grid_point_2; handles[3] = grid_point_3; handles[4] = grid_point_4; handles[5] = grid_point_5; handles[6] = grid_point_6; handles[7] = grid_point_7; handles[8] = grid_point_8x9; handles[9] = grid_point_8x9; handles[10] = grid_point_10x11; handles[11] = grid_point_10x11; handles[12] = grid_point_12; handles[13] = grid_point_13; handles[14] = grid_point_14; handles[15] = grid_point_15; handles[16] = grid_point_16; handles[17] = grid_point_17; handles[18] = grid_point_18; handles[19] = grid_point_19; handles[20] = grid_point_20x21; handles[21] = grid_point_20x21; handles[22] = grid_point_22x23; handles[23] = grid_point_22x23; handles[24] = grid_point_24x26; handles[25] = grid_point_25x27; handles[26] = grid_point_24x26; handles[27] = grid_point_25x27; handles[28] = grid_point_28x30; handles[29] = grid_point_29x31; handles[30] = grid_point_28x30; handles[31] = grid_point_29x31; handles[32] = grid_point_32x33x34x35; handles[33] = grid_point_32x33x34x35; handles[34] = grid_point_32x33x34x35; handles[35] = grid_point_32x33x34x35; Geom::Point origin = Geom::Point(boundingbox_X.min(),boundingbox_Y.min()); double width = boundingbox_X.extent(); double height = boundingbox_Y.extent(); //numbering is based on 4 rectangles.16 for(unsigned dim = 0; dim < 2; dim++) { Geom::Point dir(0,0); dir[dim] = 1; for(unsigned vi = 0; vi < sb2[dim].vs; vi++) { for(unsigned ui = 0; ui < sb2[dim].us; ui++) { for(unsigned iv = 0; iv < 2; iv++) { for(unsigned iu = 0; iu < 2; iu++) { unsigned corner = iu + 2*iv; unsigned i = ui + vi*sb2[dim].us; //This is the offset from the Upperleft point Geom::Point base( (ui + iu*(4-2*ui))*width/4., (vi + iv*(4-2*vi))*height/4.); //Special action for corners if(vi == 0 && ui == 0) { base = Geom::Point(0,0); } // i = Upperleft corner of the considerated rectangle // corner = actual corner of the rectangle // origin = Upperleft point double dl = dot((handles[corner+4*i] - (base + origin)), dir)/dot(dir,dir); sb2[dim][i][corner] = dl/( dim ? height : width )*pow(4.0,ui+vi); } } } } } Piecewise > output; output.push_cut(0.); for(unsigned i = 0; i < pwd2_in_linear_and_cubic.size(); i++) { D2 B = pwd2_in_linear_and_cubic[i]; B[Geom::X] -= origin[Geom::X]; B[Geom::X]*= 1/width; B[Geom::Y] -= origin[Geom::Y]; B[Geom::Y]*= 1/height; //Here comes the magic D2 tB = compose_each(sb2,B); tB[Geom::X] = tB[Geom::X] * width + origin[Geom::X]; tB[Geom::Y] = tB[Geom::Y] * height + origin[Geom::Y]; output.push(tB,i+1); } return output; } Gtk::Widget * LPELattice2::newWidget() { // use manage here, because after deletion of Effect object, others might still be pointing to this widget. Gtk::Box *vbox = Gtk::manage(new Gtk::Box(Gtk::ORIENTATION_VERTICAL)); vbox->set_border_width(5); vbox->set_homogeneous(false); vbox->set_spacing(6); Gtk::Box * hbox = Gtk::manage(new Gtk::Box(Gtk::ORIENTATION_HORIZONTAL,0)); Gtk::Box *vbox_expander = Gtk::manage(new Gtk::Box(Gtk::ORIENTATION_VERTICAL)); vbox_expander->set_border_width(0); vbox_expander->set_spacing(2); Gtk::Button * reset_button = Gtk::manage(new Gtk::Button(Glib::ustring(_("Reset grid")))); reset_button->signal_clicked().connect(sigc::mem_fun (*this,&LPELattice2::resetGrid)); reset_button->set_size_request(140,30); vbox->pack_start(*hbox, true,true,2); hbox->pack_start(*reset_button, false, false,2); std::vector::iterator it = param_vector.begin(); while (it != param_vector.end()) { if ((*it)->widget_is_visible) { Parameter * param = *it; Gtk::Widget * widg = dynamic_cast(param->param_newWidget()); if(param->param_key == "grid") { widg = nullptr; } Glib::ustring * tip = param->param_getTooltip(); if (widg) { if (param->param_key == "horizontal_mirror" || param->param_key == "vertical_mirror" || param->param_key == "live_update" || param->param_key == "perimetral") { vbox->pack_start(*widg, true, true, 2); } else { vbox_expander->pack_start(*widg, true, true, 2); } if (tip) { widg->set_tooltip_text(*tip); } else { widg->set_tooltip_text(""); widg->set_has_tooltip(false); } } } ++it; } expander = Gtk::manage(new Gtk::Expander(Glib::ustring(_("Show Points")))); expander->add(*vbox_expander); expander->set_expanded(expanded); vbox->pack_start(*expander, true, true, 2); expander->property_expanded().signal_changed().connect(sigc::mem_fun(*this, &LPELattice2::onExpanderChanged) ); if(Gtk::Widget* widg = defaultParamSet()) { vbox->pack_start(*widg, true, true, 2); } return dynamic_cast(vbox); } void LPELattice2::onExpanderChanged() { expanded = expander->get_expanded(); if(expanded) { expander->set_label (Glib::ustring(_("Hide Points"))); } else { expander->set_label (Glib::ustring(_("Show Points"))); } } void LPELattice2::vertical(PointParam ¶m_one, PointParam ¶m_two, Geom::Line vert) { Geom::Point A = param_one; Geom::Point B = param_two; double Y = (A[Geom::Y] + B[Geom::Y])/2; A[Geom::Y] = Y; B[Geom::Y] = Y; Geom::Point nearest = vert.pointAt(vert.nearestTime(A)); double distance_one = Geom::distance(A,nearest); double distance_two = Geom::distance(B,nearest); double distance_middle = (distance_one + distance_two)/2; if(A[Geom::X] > B[Geom::X]) { distance_middle *= -1; } A[Geom::X] = nearest[Geom::X] - distance_middle; B[Geom::X] = nearest[Geom::X] + distance_middle; param_one.param_setValue(A, live_update); param_two.param_setValue(B, live_update); } void LPELattice2::horizontal(PointParam ¶m_one, PointParam ¶m_two, Geom::Line horiz) { Geom::Point A = param_one; Geom::Point B = param_two; double X = (A[Geom::X] + B[Geom::X])/2; A[Geom::X] = X; B[Geom::X] = X; Geom::Point nearest = horiz.pointAt(horiz.nearestTime(A)); double distance_one = Geom::distance(A,nearest); double distance_two = Geom::distance(B,nearest); double distance_middle = (distance_one + distance_two)/2; if(A[Geom::Y] > B[Geom::Y]) { distance_middle *= -1; } A[Geom::Y] = nearest[Geom::Y] - distance_middle; B[Geom::Y] = nearest[Geom::Y] + distance_middle; param_one.param_setValue(A, live_update); param_two.param_setValue(B, live_update); } void LPELattice2::doBeforeEffect (SPLPEItem const* lpeitem) { original_bbox(lpeitem, false, true); setDefaults(); if (is_applied) { resetGrid(); } Geom::Line vert(grid_point_8x9.param_get_default(),grid_point_10x11.param_get_default()); Geom::Line horiz(grid_point_24x26.param_get_default(),grid_point_25x27.param_get_default()); if(vertical_mirror) { vertical(grid_point_0, grid_point_1,vert); vertical(grid_point_2, grid_point_3,vert); vertical(grid_point_4, grid_point_5,vert); vertical(grid_point_6, grid_point_7,vert); vertical(grid_point_12, grid_point_13,vert); vertical(grid_point_14, grid_point_15,vert); vertical(grid_point_16, grid_point_17,vert); vertical(grid_point_18, grid_point_19,vert); vertical(grid_point_24x26, grid_point_25x27,vert); vertical(grid_point_28x30, grid_point_29x31,vert); } if(horizontal_mirror) { horizontal(grid_point_0, grid_point_2,horiz); horizontal(grid_point_1, grid_point_3,horiz); horizontal(grid_point_4, grid_point_6,horiz); horizontal(grid_point_5, grid_point_7,horiz); horizontal(grid_point_8x9, grid_point_10x11,horiz); horizontal(grid_point_12, grid_point_14,horiz); horizontal(grid_point_13, grid_point_15,horiz); horizontal(grid_point_16, grid_point_18,horiz); horizontal(grid_point_17, grid_point_19,horiz); horizontal(grid_point_20x21, grid_point_22x23,horiz); } if (perimetral) { grid_point_16.param_hide_knot(true); grid_point_20x21.param_hide_knot(true); grid_point_17.param_hide_knot(true); grid_point_28x30.param_hide_knot(true); grid_point_32x33x34x35.param_hide_knot(true); grid_point_29x31.param_hide_knot(true); grid_point_18.param_hide_knot(true); grid_point_22x23.param_hide_knot(true); grid_point_19.param_hide_knot(true); grid_point_16.param_set_default(); grid_point_20x21.param_set_default(); grid_point_17.param_set_default(); grid_point_28x30.param_set_default(); grid_point_32x33x34x35.param_set_default(); grid_point_29x31.param_set_default(); grid_point_18.param_set_default(); grid_point_22x23.param_set_default(); grid_point_19.param_set_default(); } else { grid_point_16.param_hide_knot(false); grid_point_20x21.param_hide_knot(false); grid_point_17.param_hide_knot(false); grid_point_28x30.param_hide_knot(false); grid_point_32x33x34x35.param_hide_knot(false); grid_point_29x31.param_hide_knot(false); grid_point_18.param_hide_knot(false); grid_point_22x23.param_hide_knot(false); grid_point_19.param_hide_knot(false); } } void LPELattice2::setDefaults() { Geom::Point gp0((boundingbox_X.max()-boundingbox_X.min())/4*0+boundingbox_X.min(), (boundingbox_Y.max()-boundingbox_Y.min())/4*0+boundingbox_Y.min()); Geom::Point gp1((boundingbox_X.max()-boundingbox_X.min())/4*4+boundingbox_X.min(), (boundingbox_Y.max()-boundingbox_Y.min())/4*0+boundingbox_Y.min()); Geom::Point gp2((boundingbox_X.max()-boundingbox_X.min())/4*0+boundingbox_X.min(), (boundingbox_Y.max()-boundingbox_Y.min())/4*4+boundingbox_Y.min()); Geom::Point gp3((boundingbox_X.max()-boundingbox_X.min())/4*4+boundingbox_X.min(), (boundingbox_Y.max()-boundingbox_Y.min())/4*4+boundingbox_Y.min()); Geom::Point gp4((boundingbox_X.max()-boundingbox_X.min())/4*1+boundingbox_X.min(), (boundingbox_Y.max()-boundingbox_Y.min())/4*0+boundingbox_Y.min()); Geom::Point gp5((boundingbox_X.max()-boundingbox_X.min())/4*3+boundingbox_X.min(), (boundingbox_Y.max()-boundingbox_Y.min())/4*0+boundingbox_Y.min()); Geom::Point gp6((boundingbox_X.max()-boundingbox_X.min())/4*1+boundingbox_X.min(), (boundingbox_Y.max()-boundingbox_Y.min())/4*4+boundingbox_Y.min()); Geom::Point gp7((boundingbox_X.max()-boundingbox_X.min())/4*3+boundingbox_X.min(), (boundingbox_Y.max()-boundingbox_Y.min())/4*4+boundingbox_Y.min()); Geom::Point gp8x9((boundingbox_X.max()-boundingbox_X.min())/4*2+boundingbox_X.min(), (boundingbox_Y.max()-boundingbox_Y.min())/4*0+boundingbox_Y.min()); Geom::Point gp10x11((boundingbox_X.max()-boundingbox_X.min())/4*2+boundingbox_X.min(), (boundingbox_Y.max()-boundingbox_Y.min())/4*4+boundingbox_Y.min()); Geom::Point gp12((boundingbox_X.max()-boundingbox_X.min())/4*0+boundingbox_X.min(), (boundingbox_Y.max()-boundingbox_Y.min())/4*1+boundingbox_Y.min()); Geom::Point gp13((boundingbox_X.max()-boundingbox_X.min())/4*4+boundingbox_X.min(), (boundingbox_Y.max()-boundingbox_Y.min())/4*1+boundingbox_Y.min()); Geom::Point gp14((boundingbox_X.max()-boundingbox_X.min())/4*0+boundingbox_X.min(), (boundingbox_Y.max()-boundingbox_Y.min())/4*3+boundingbox_Y.min()); Geom::Point gp15((boundingbox_X.max()-boundingbox_X.min())/4*4+boundingbox_X.min(), (boundingbox_Y.max()-boundingbox_Y.min())/4*3+boundingbox_Y.min()); Geom::Point gp16((boundingbox_X.max()-boundingbox_X.min())/4*1+boundingbox_X.min(), (boundingbox_Y.max()-boundingbox_Y.min())/4*1+boundingbox_Y.min()); Geom::Point gp17((boundingbox_X.max()-boundingbox_X.min())/4*3+boundingbox_X.min(), (boundingbox_Y.max()-boundingbox_Y.min())/4*1+boundingbox_Y.min()); Geom::Point gp18((boundingbox_X.max()-boundingbox_X.min())/4*1+boundingbox_X.min(), (boundingbox_Y.max()-boundingbox_Y.min())/4*3+boundingbox_Y.min()); Geom::Point gp19((boundingbox_X.max()-boundingbox_X.min())/4*3+boundingbox_X.min(), (boundingbox_Y.max()-boundingbox_Y.min())/4*3+boundingbox_Y.min()); Geom::Point gp20x21((boundingbox_X.max()-boundingbox_X.min())/4*2+boundingbox_X.min(), (boundingbox_Y.max()-boundingbox_Y.min())/4*1+boundingbox_Y.min()); Geom::Point gp22x23((boundingbox_X.max()-boundingbox_X.min())/4*2+boundingbox_X.min(), (boundingbox_Y.max()-boundingbox_Y.min())/4*3+boundingbox_Y.min()); Geom::Point gp24x26((boundingbox_X.max()-boundingbox_X.min())/4*0+boundingbox_X.min(), (boundingbox_Y.max()-boundingbox_Y.min())/4*2+boundingbox_Y.min()); Geom::Point gp25x27((boundingbox_X.max()-boundingbox_X.min())/4*4+boundingbox_X.min(), (boundingbox_Y.max()-boundingbox_Y.min())/4*2+boundingbox_Y.min()); Geom::Point gp28x30((boundingbox_X.max()-boundingbox_X.min())/4*1+boundingbox_X.min(), (boundingbox_Y.max()-boundingbox_Y.min())/4*2+boundingbox_Y.min()); Geom::Point gp29x31((boundingbox_X.max()-boundingbox_X.min())/4*3+boundingbox_X.min(), (boundingbox_Y.max()-boundingbox_Y.min())/4*2+boundingbox_Y.min()); Geom::Point gp32x33x34x35((boundingbox_X.max()-boundingbox_X.min())/4*2+boundingbox_X.min(), (boundingbox_Y.max()-boundingbox_Y.min())/4*2+boundingbox_Y.min()); grid_point_0.param_update_default(gp0); grid_point_1.param_update_default(gp1); grid_point_2.param_update_default(gp2); grid_point_3.param_update_default(gp3); grid_point_4.param_update_default(gp4); grid_point_5.param_update_default(gp5); grid_point_6.param_update_default(gp6); grid_point_7.param_update_default(gp7); grid_point_8x9.param_update_default(gp8x9); grid_point_10x11.param_update_default(gp10x11); grid_point_12.param_update_default(gp12); grid_point_13.param_update_default(gp13); grid_point_14.param_update_default(gp14); grid_point_15.param_update_default(gp15); grid_point_16.param_update_default(gp16); grid_point_17.param_update_default(gp17); grid_point_18.param_update_default(gp18); grid_point_19.param_update_default(gp19); grid_point_20x21.param_update_default(gp20x21); grid_point_22x23.param_update_default(gp22x23); grid_point_24x26.param_update_default(gp24x26); grid_point_25x27.param_update_default(gp25x27); grid_point_28x30.param_update_default(gp28x30); grid_point_29x31.param_update_default(gp29x31); grid_point_32x33x34x35.param_update_default(gp32x33x34x35); grid_point_0.param_set_liveupdate(live_update); grid_point_1.param_set_liveupdate(live_update); grid_point_2.param_set_liveupdate(live_update); grid_point_3.param_set_liveupdate(live_update); grid_point_4.param_set_liveupdate(live_update); grid_point_5.param_set_liveupdate(live_update); grid_point_6.param_set_liveupdate(live_update); grid_point_7.param_set_liveupdate(live_update); grid_point_8x9.param_set_liveupdate(live_update); grid_point_10x11.param_set_liveupdate(live_update); grid_point_12.param_set_liveupdate(live_update); grid_point_13.param_set_liveupdate(live_update); grid_point_14.param_set_liveupdate(live_update); grid_point_15.param_set_liveupdate(live_update); grid_point_16.param_set_liveupdate(live_update); grid_point_17.param_set_liveupdate(live_update); grid_point_18.param_set_liveupdate(live_update); grid_point_19.param_set_liveupdate(live_update); grid_point_20x21.param_set_liveupdate(live_update); grid_point_22x23.param_set_liveupdate(live_update); grid_point_24x26.param_set_liveupdate(live_update); grid_point_25x27.param_set_liveupdate(live_update); grid_point_28x30.param_set_liveupdate(live_update); grid_point_29x31.param_set_liveupdate(live_update); grid_point_32x33x34x35.param_set_liveupdate(live_update); } void LPELattice2::resetGrid() { grid_point_0.param_set_default(); grid_point_1.param_set_default(); grid_point_2.param_set_default(); grid_point_3.param_set_default(); grid_point_4.param_set_default(); grid_point_5.param_set_default(); grid_point_6.param_set_default(); grid_point_7.param_set_default(); grid_point_8x9.param_set_default(); grid_point_10x11.param_set_default(); grid_point_12.param_set_default(); grid_point_13.param_set_default(); grid_point_14.param_set_default(); grid_point_15.param_set_default(); grid_point_16.param_set_default(); grid_point_17.param_set_default(); grid_point_18.param_set_default(); grid_point_19.param_set_default(); grid_point_20x21.param_set_default(); grid_point_22x23.param_set_default(); grid_point_24x26.param_set_default(); grid_point_25x27.param_set_default(); grid_point_28x30.param_set_default(); grid_point_29x31.param_set_default(); grid_point_32x33x34x35.param_set_default(); } void LPELattice2::resetDefaults(SPItem const* item) { Effect::resetDefaults(item); original_bbox(SP_LPE_ITEM(item), false, true); setDefaults(); resetGrid(); } void LPELattice2::calculateCurve(Geom::Point a,Geom::Point b, SPCurve* c, bool horizontal, bool move) { using Geom::X; using Geom::Y; if(move) c->moveto(a); Geom::Point cubic1 = a + (1./3)* (b - a); Geom::Point cubic2 = b + (1./3)* (a - b); if(horizontal) c->curveto(Geom::Point(cubic1[X],a[Y]),Geom::Point(cubic2[X],b[Y]),b); else c->curveto(Geom::Point(a[X],cubic1[Y]),Geom::Point(b[X],cubic2[Y]),b); } void LPELattice2::addCanvasIndicators(SPLPEItem const */*lpeitem*/, std::vector &hp_vec) { hp_vec.clear(); SPCurve *c = new SPCurve(); if (perimetral) { calculateCurve(grid_point_0,grid_point_4, c,true, true); calculateCurve(grid_point_4,grid_point_8x9, c,true, false); calculateCurve(grid_point_8x9,grid_point_5, c,true, false); calculateCurve(grid_point_5,grid_point_1, c,true, false); calculateCurve(grid_point_1,grid_point_13, c, false, true); calculateCurve(grid_point_13,grid_point_25x27, c,false, false); calculateCurve(grid_point_25x27,grid_point_15, c,false, false); calculateCurve(grid_point_15,grid_point_3, c, false, false); calculateCurve(grid_point_2,grid_point_6, c,true, true); calculateCurve(grid_point_6,grid_point_10x11, c,true, false); calculateCurve(grid_point_10x11,grid_point_7, c,true, false); calculateCurve(grid_point_7,grid_point_3, c,true, false); calculateCurve(grid_point_0,grid_point_12, c,false, true); calculateCurve(grid_point_12,grid_point_24x26, c,false, false); calculateCurve(grid_point_24x26,grid_point_14, c,false, false); calculateCurve(grid_point_14,grid_point_2, c,false, false); } else { calculateCurve(grid_point_0,grid_point_4, c,true, true); calculateCurve(grid_point_4,grid_point_8x9, c,true, false); calculateCurve(grid_point_8x9,grid_point_5, c,true, false); calculateCurve(grid_point_5,grid_point_1, c,true, false); calculateCurve(grid_point_12,grid_point_16, c,true, true); calculateCurve(grid_point_16,grid_point_20x21, c,true, false); calculateCurve(grid_point_20x21,grid_point_17, c,true, false); calculateCurve(grid_point_17,grid_point_13, c,true, false); calculateCurve(grid_point_24x26,grid_point_28x30, c,true, true); calculateCurve(grid_point_28x30,grid_point_32x33x34x35, c,true, false); calculateCurve(grid_point_32x33x34x35,grid_point_29x31, c,true, false); calculateCurve(grid_point_29x31,grid_point_25x27, c,true, false); calculateCurve(grid_point_14,grid_point_18, c,true, true); calculateCurve(grid_point_18,grid_point_22x23, c,true, false); calculateCurve(grid_point_22x23,grid_point_19, c,true, false); calculateCurve(grid_point_19,grid_point_15, c,true, false); calculateCurve(grid_point_2,grid_point_6, c,true, true); calculateCurve(grid_point_6,grid_point_10x11, c,true, false); calculateCurve(grid_point_10x11,grid_point_7, c,true, false); calculateCurve(grid_point_7,grid_point_3, c,true, false); calculateCurve(grid_point_0,grid_point_12, c,false, true); calculateCurve(grid_point_12,grid_point_24x26, c,false, false); calculateCurve(grid_point_24x26,grid_point_14, c,false, false); calculateCurve(grid_point_14,grid_point_2, c,false, false); calculateCurve(grid_point_4,grid_point_16, c,false, true); calculateCurve(grid_point_16,grid_point_28x30, c,false, false); calculateCurve(grid_point_28x30,grid_point_18, c,false, false); calculateCurve(grid_point_18,grid_point_6, c,false, false); calculateCurve(grid_point_8x9,grid_point_20x21, c,false, true); calculateCurve(grid_point_20x21,grid_point_32x33x34x35, c,false, false); calculateCurve(grid_point_32x33x34x35,grid_point_22x23, c,false, false); calculateCurve(grid_point_22x23,grid_point_10x11, c,false, false); calculateCurve(grid_point_5,grid_point_17, c, false, true); calculateCurve(grid_point_17,grid_point_29x31, c,false, false); calculateCurve(grid_point_29x31,grid_point_19, c,false, false); calculateCurve(grid_point_19,grid_point_7, c,false, false); calculateCurve(grid_point_1,grid_point_13, c, false, true); calculateCurve(grid_point_13,grid_point_25x27, c,false, false); calculateCurve(grid_point_25x27,grid_point_15, c,false, false); calculateCurve(grid_point_15,grid_point_3, c, false, false); } hp_vec.push_back(c->get_pathvector()); } /* ######################## */ } //namespace LivePathEffect } /* namespace Inkscape */ /* 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 :