function Node_Line(_x, _y, _group = noone) : Node_Processor(_x, _y, _group) constructor { name = "Draw Line"; newInput(0, nodeValue_Dimension(self)); newInput(1, nodeValue_Bool("Background", self, false)); newInput(2, nodeValue_Int("Segment", self, 1)) .setDisplay(VALUE_DISPLAY.slider, { range: [1, 32, 0.1] }); newInput(3, nodeValue_Vec2("Width", self, [ 2, 2 ])); newInput(4, nodeValue_Float("Wiggle", self, 0)) .setDisplay(VALUE_DISPLAY.slider, { range: [0, 16, 0.01] }); newInput(5, nodeValue_Float("Random seed", self, 0)); newInput(6, nodeValue_Rotation("Rotation", self, 0)); newInput(7, nodeValue_PathNode("Path", self, noone, "Draw line along path.")) .setVisible(true, true); newInput(8, nodeValue_Slider_Range("Range", self, [0, 1])) .setTooltip("Range of the path to draw."); newInput(9, nodeValue_Float("Shift", self, 0)); newInput(10, nodeValue_Gradient("Color over length", self, new gradientObject(cola(c_white)))); newInput(11, nodeValue("Width over length", self, CONNECT_TYPE.input, VALUE_TYPE.curve, CURVE_DEF_11)); newInput(12, nodeValue_Bool("Span width over path", self, false, "Apply the full 'width over length' to the trimmed path.")); newInput(13, nodeValue_Bool("Round cap", self, false)); newInput(14, nodeValue_Int("Round segment", self, 4)) .setDisplay(VALUE_DISPLAY.slider, { range: [2, 16, 0.1] }); newInput(15, nodeValue_Bool("Span color over path", self, false, "Apply the full 'color over length' to the trimmed path.")); newInput(16, nodeValue_Bool("Width pass", self, false)); newInput(17, nodeValue_Bool("1px mode", self, false, "Render pixel perfect 1px line.")); newInput(18, nodeValue_Surface("Texture", self)); newInput(19, nodeValue_Bool("Fix length", self, false, "Fix length of each segment instead of segment count.")); newInput(20, nodeValue_Float("Segment length", self, 4)); newInput(21, nodeValue_Vec2("Texture position", self, [ 0, 0 ])); newInput(22, nodeValue_Rotation("Texture Rotation", self, 0)); newInput(23, nodeValue_Vec2("Texture scale", self, [ 1, 1 ])); newInput(24, nodeValue_Gradient("Random Blend", self, new gradientObject(cola(c_white)))); newInput(25, nodeValue_Bool("Invert", self, false )); newInput(26, nodeValue_Bool("Clamp range", self, false )); newInput(27, nodeValue_Enum_Scroll("Data Type", self, 1, [ "None", "Path", "Segments" ])); newInput(28, nodeValue_Vector("Segments", self, [[]])) .setArrayDepth(2); newInput(29, nodeValue_Bool("Scale texture to length", self, true )); newInput(30, nodeValue_Bool("Use Path Bounding box", self, false )); newInput(31, nodeValue_Padding("Padding", self, [ 0, 0, 0, 0 ])) input_display_list = [ ["Output", true], 0, 1, 30, 31, ["Line data", false], 27, 6, 7, 28, 19, 2, 20, ["Line settings", false], 17, 3, 11, 12, 8, 25, 9, 26, 13, 14, ["Wiggle", false], 4, 5, ["Render", false], 10, 24, 15, 16, ["Texture", false], 18, 21, 22, 23, 29, ]; newOutput(0, nodeValue_Output("Surface out", self, VALUE_TYPE.surface, noone)); newOutput(1, nodeValue_Output("Width Pass", self, VALUE_TYPE.surface, noone)); lines = []; line_data = []; widthMap = ds_map_create(); attribute_surface_depth(); attribute_interpolation(); static drawOverlay = function(hover, active, _x, _y, _s, _mx, _my, _snx, _sny) { draw_set_color(COLORS._main_accent); for( var i = 0, n = array_length(lines); i < n; i++ ) { var points = lines[i]; if(array_length(points) < 2) continue; for( var j = 1; j < array_length(points); j++ ) { var x0 = points[j - 1].x; var y0 = points[j - 1].y; var x1 = points[j].x; var y1 = points[j].y; x0 = _x + x0 * _s; y0 = _y + y0 * _s; x1 = _x + x1 * _s; y1 = _y + y1 * _s; draw_line(x0, y0, x1, y1); // draw_circle(x0, y0, 4, false); } } } static step = function() { var px = !getInputData(17); var _tex = inputs[18].value_from != noone; var _flen = getInputData(19); inputs[ 3].setVisible(px); inputs[11].setVisible(px); inputs[12].setVisible(px); inputs[13].setVisible(px && !_tex); inputs[14].setVisible(px); inputs[18].setVisible(px); inputs[15].setVisible(!_tex); inputs[16].setVisible(!_tex); inputs[ 2].setVisible(!_flen); inputs[20].setVisible( _flen); var _dtype = getInputData(27); var _pbbox = getInputData(30); inputs[ 6].setVisible(_dtype == 0); inputs[ 7].setVisible(_dtype == 1, _dtype == 1); inputs[28].setVisible(_dtype == 2, _dtype == 2); inputs[30].setVisible(_dtype); inputs[31].setVisible(_dtype && _pbbox); } static onValueUpdate = function(index = 0) { if(index == 11) ds_map_clear(widthMap); } static processData = function(_outData, _data, _output_index, _array_index) { #region data var _dim = _data[0]; var _bg = _data[1]; var _seg = _data[2]; var _wid = _data[3]; var _wig = _data[4]; var _sed = _data[5]; var _ang = _data[6]; var _pat = _data[7]; var _ratio = _data[8]; var _shift = _data[9]; var _color = _data[10]; var _widc = _data[11]; var _widap = _data[12]; var _cap = _data[13]; var _capP = _data[14]; var _colP = _data[15]; var _colW = _data[16]; var _1px = _data[17]; var _text = _data[18]; var _fixL = _data[19]; var _segL = _data[20]; var _tex = _data[18]; var _texPos = _data[21]; var _texRot = _data[22]; var _texSca = _data[23]; var _colb = _data[24]; var _ratInv = _data[25]; var _clamp = _data[26]; var _dtype = _data[27]; var _segs = _data[28]; var _scaleTex = _data[29]; var _pbbox = _data[30]; var _ppadd = _data[31]; #endregion /////// Guard clauses if(_dtype == 1 && _pat == noone) return _outData; if(_dtype == 2 && (array_invalid(_segs) || array_invalid(_segs[0]))) return _outData; /////// Data if(IS_FIRST_FRAME || inputs[11].is_anim) ds_map_clear(widthMap); var _surfDim = [ _dim[0], _dim[1] ]; var __debug_timer = get_timer(); var _rangeMin = min(_ratio[0], _ratio[1]); var _rangeMax = max(_ratio[0], _ratio[1]); if(_rangeMax == 1) _rangeMax = 0.99999; var _rtStr = min(_rangeMin, _rangeMax); var _rtMax = max(_rangeMin, _rangeMax); var _useTex = is_surface(_text); if(_useTex) { _cap = false; _1px = false; } random_set_seed(_sed); var _sedIndex = 0; var p = new __vec2(); var _pathData = []; var minx = 999999, miny = 999999, maxx = -999999, maxy = -999999; var _ox, _nx, _nx1, _oy, _ny, _ny1; var _ow, _nw, _oa, _na, _oc, _nc, _owg, _nwg; switch(_dtype) { case 0 : _ang = (_ang % 360 + 360) % 360; var x0, y0, x1, y1; var _0 = point_rectangle_overlap(_dim[0], _dim[1], (_ang + 180) % 360); var _1 = point_rectangle_overlap(_dim[0], _dim[1], _ang); x0 = _0[0]; y0 = _0[1]; x1 = _1[0]; y1 = _1[1]; var _l = point_distance(x0, y0, x1, y1); var _d = point_direction(x0, y0, x1, y1); var _od = _d, _nd = _d; var ww = _rtMax / _seg; var _total = _rtMax; var _prog_curr = frac(_shift) - ww; var _prog = _prog_curr + 1; var _prog_total = 0; var points = []; while(_total > 0) { if(_prog_curr >= 1) _prog_curr = 0; else _prog_curr = min(_prog_curr + min(_total, ww), 1); _prog_total += min(_total, ww); _nx = x0 + lengthdir_x(_l * _prog_curr, _d); _ny = y0 + lengthdir_y(_l * _prog_curr, _d); var wgLen = random1D(_sed + _sedIndex, -_wig, _wig); _sedIndex++; _nx += lengthdir_x(wgLen, _d + 90); _ny += lengthdir_y(wgLen, _d + 90); if(_prog_total > _rtStr) //prevent drawing point before range start. array_push(points, { x: _nx, y: _ny, prog: _prog_total / _rtMax, progCrop: _prog_curr, weight: 1 }); if(_prog_curr > _prog) _total -= (_prog_curr - _prog); _prog = _prog_curr; _ox = _nx; _oy = _ny; } lines = [ points ]; line_data = [ { length: 1 } ]; break; case 1 : var lineLen = 1; if(struct_has(_pat, "getLineCount")) lineLen = _pat.getLineCount(); if(struct_has(_pat, "getPathData")) _pathData = _pat.getPathData(); lines = array_verify(lines, lineLen); var _lineAmo = 0; if(_rtMax > 0) for( var i = 0; i < lineLen; i++ ) { var _useDistance = _fixL && struct_has(_pat, "getLength"); var _pathLength = _useDistance? _pat.getLength(i) : 1; if(_pathLength == 0) continue; var _pathStr = _rtStr; var _pathEnd = _rtMax; var _stepLen = min(_pathEnd, 1 / _seg); // Distance to move per step if(_stepLen <= 0.00001) continue; var _total = _pathEnd; // Length remaining var _total_prev = _total; // Use to prevent infinite loop var _freeze = 0; // Use to prevent infinite loop var _prog_curr = _clamp? _shift : frac(_shift); // Pointer to the current position var _prog_next = 0; var _prog = _prog_curr + 1; // Record previous position to delete from _total var _prog_total = 0; // Record the distance the pointer has moved so far var points = []; var pointAmo = 0; var wght; var _pathPng; if(_useDistance) { _pathStr *= _pathLength; _pathEnd *= _pathLength; _stepLen = min(_segL, _pathEnd); _total *= _pathLength; _total_prev = _total; _prog_curr *= _pathLength; } var _segLength = struct_has(_pat, "getAccuLength")? _pat.getAccuLength(i) : []; var _segLengthAmo = array_length(_segLength); var _segIndex = 0; var _segIndexPrev = 0; if(_segLengthAmo) while(_prog_curr > _segLength[_segIndex]) { _segIndex++; if(_segIndex == _segLengthAmo) { _segIndex = 0; break; } } // print($"===== {_prog_curr} / {_segLength} : {_segIndex} - {_pathLength} ====="); while(true) { wght = 1; _segIndexPrev = _segIndex; if(_useDistance) { var segmentLength = array_safe_get_fast(_segLength, _segIndex, _pathLength); _prog_next = min(_prog_curr + _stepLen, _pathLength, segmentLength); _pathPng = _ratInv? _pathLength - _prog_curr : _prog_curr; //print($"{segmentLength}/{_pathLength} = {_prog_next}"); if(_prog_next == segmentLength) _segIndex++; var _pp = _clamp? clamp(_pathPng, 0, _pathLength) : _pathPng; // print($"_pp = {_pp}, total = {_total}"); p = _pat.getPointDistance(_pp, i, p); if(struct_has(_pat, "getWeightDistance")) wght = _pat.getWeightDistance(_pp, i); } else { _prog_next = min(_prog_curr + _stepLen, 1); //Move forward _stepLen or _total (if less) stop at 1 _pathPng = _ratInv? 1 - _prog_curr : _prog_curr; var _pp = _clamp? clamp(_pathPng, 0, 1) : _pathPng p = _pat.getPointRatio(_pp, i, p); if(struct_has(_pat, "getWeightRatio")) wght = _pat.getWeightRatio(_pp, i); } _nx = p.x; _ny = p.y; // print($"{_nx}, {_ny}"); if(_total < _pathEnd) { //Do not wiggle the last point. var _d = point_direction(_ox, _oy, _nx, _ny); _nx += lengthdir_x(random1D(_sed + _sedIndex, -_wig, _wig), _d + 90); _sedIndex++; _ny += lengthdir_y(random1D(_sed + _sedIndex, -_wig, _wig), _d + 90); _sedIndex++; } if(_prog_total >= _pathStr) { //Do not add point before range start. Do this instead of starting at _rtStr to prevent wiggle. points[pointAmo++] = { x: _nx, y: _ny, prog: (_prog_total - _pathStr) / (_pathEnd - _pathStr), progCrop: _prog_curr / _pathLength, weight: wght } minx = min(minx, _nx); miny = min(miny, _ny); maxx = max(maxx, _nx); maxy = max(maxy, _ny); } if(_total <= 0) break; if(_prog_next == _prog_curr && _segIndexPrev == _segIndex) { /*print("Terminate line not moving");*/ break; } else if(_prog_next > _prog_curr) { _prog_total += _prog_next - _prog_curr; _total -= _prog_next - _prog_curr; } _stepLen = min(_stepLen, _total); _prog_curr = _prog_next; _ox = _nx; _oy = _ny; if(_total_prev == _total && _segIndexPrev == _segIndex && ++_freeze > 16) { /*print("Terminate line not moving");*/ break; } _total_prev = _total; if(_segIndex >= _segLengthAmo) { /*print("Terminate line finish last segment");*/ break; } } array_resize(points, pointAmo); lines[_lineAmo] = points; line_data[_lineAmo] = { length: _pathLength }; _lineAmo++; } array_resize(lines, _lineAmo); array_resize(line_data, _lineAmo); if(_pbbox) _surfDim = [ max(1, maxx - minx + _ppadd[0] + _ppadd[2]), max(1, maxy - miny + _ppadd[1] + _ppadd[3]) ]; break; case 2 : if(!is_array(_segs[0][0])) //spreaded single path _segs = [ _segs ]; lines = array_create(array_length(_segs)); line_data = array_create(array_length(_segs)); for (var i = 0, n = array_length(_segs); i < n; i++) { var _seg = _segs[i]; if(array_empty(_seg)) continue; var m = array_length(_seg); var _uselen = array_length(_seg[0]) >= 3; var _lin = array_create(m); var _l, _len = [ 0 ], _lenTotal = 0; var ox = _seg[0][0], oy = _seg[0][1], nx, ny; for (var j = 1; j < m; j++) { nx = _seg[j][0]; ny = _seg[j][1]; _l = point_distance(ox, oy, nx, ny); _len[j] = _l; _lenTotal += _l; ox = nx; oy = ny; } if(_uselen) { for (var j = 0; j < m; j++) { _lin[j] = { x: _seg[j][0], y: _seg[j][1], prog: _seg[j][2], progCrop: _seg[j][2], weight: 1 }; minx = min(minx, _lin[j].x); miny = min(miny, _lin[j].y); maxx = max(maxx, _lin[j].x); maxy = max(maxy, _lin[j].y); } } else { for (var j = 0; j < m; j++) { _lin[j] = { x: _seg[j][0], y: _seg[j][1], prog: _len[j] / _lenTotal, progCrop: _len[j] / _lenTotal, weight: 1 }; minx = min(minx, _lin[j].x); miny = min(miny, _lin[j].y); maxx = max(maxx, _lin[j].x); maxy = max(maxy, _lin[j].y); } } lines[i] = _lin; line_data[i] = { length: _lenTotal }; } if(_pbbox) _surfDim = [ max(1, maxx - minx + _ppadd[0] + _ppadd[2]), max(1, maxy - miny + _ppadd[1] + _ppadd[3]) ]; break; } /////// Draw var _colorPass = surface_verify(_outData[0], _surfDim[0], _surfDim[1], attrDepth()); var _widthPass = surface_verify(_outData[1], _surfDim[0], _surfDim[1], attrDepth()); var _padx = _pbbox * (_ppadd[2] - minx); var _pady = _pbbox * (_ppadd[1] - miny); surface_set_target(_colorPass); if(_bg) draw_clear_alpha(0, 1); else DRAW_CLEAR if(_useTex) { var tex = surface_get_texture(_tex); shader_set(sh_draw_mapping); shader_set_2("position", _texPos); shader_set_f("rotation", degtorad(_texRot)); shader_set_2("scale", _texSca); shader_set_interpolation(_tex); } for( var i = 0, n = array_length(lines); i < n; i++ ) { var points = lines[i]; if(array_length(points) < 2) continue; var _ldata = line_data[i]; var _len = _ldata.length; var _caps = []; if(_useTex && _scaleTex) shader_set_2("scale", [ _texSca[0] * _len, _texSca[1] ]); if(_useTex) draw_primitive_begin_texture(pr_trianglestrip, tex); else draw_primitive_begin(pr_trianglestrip); random_set_seed(_sed + i); var pxs = []; var dat = array_safe_get_fast(_pathData, i, noone); var _col_base = dat == noone? _colb.eval(random(1)) : dat.color; for( var j = 0; j < array_length(points); j++ ) { var p0 = points[j]; var _nx = p0.x - 0.5 * _1px + _padx; var _ny = p0.y - 0.5 * _1px + _pady; var prog = p0.prog; var prgc = p0.progCrop; var _dir = j? point_direction(_ox, _oy, _nx, _ny) : 0; var widProg = value_snap_real(_widap? prog : prgc, 0.01); _nw = random_range(_wid[0], _wid[1]); if(!ds_map_exists(widthMap, widProg)) widthMap[? widProg] = eval_curve_x(_widc, widProg, 0.1); _nw *= widthMap[? widProg]; _nw *= p0.weight; _nc = colorMultiply(_col_base, _color.eval(_colP? prog : prgc)); if(_cap) { if(j == 1) { _d = _dir + 180; _caps[0] = [ _oc, _ox, _oy, _ow / 2, _d - 90, _d ]; _caps[1] = [ _oc, _ox, _oy, _ow / 2, _d, _d + 90 ]; } if(j == array_length(points) - 1) { _d = _dir; _caps[2] = [ _nc, _nx, _ny, _nw / 2, _d - 90, _d ]; _caps[3] = [ _nc, _nx, _ny, _nw / 2, _d, _d + 90 ]; } } if(_1px) { if(j) { var dst = point_distance(_ox, _oy, _nx, _ny); if(dst <= 1 && i < array_length(points) - 1) continue; draw_line_color(_ox, _oy, _nx, _ny, _oc, _nc); } _ox = _nx; _oy = _ny; _oc = _nc; } else { if(j) { var _nd0 = _dir; var _nd1 = _nd0; if(j < array_length(points) - 1) { var p2 = points[j + 1]; var _nnx = p2.x + _padx; var _nny = p2.y + _pady; _nd1 = point_direction(_nx, _ny, _nnx, _nny); _nd = _nd0 + angle_difference(_nd1, _nd0) / 2; } else _nd = _nd0; if(_useTex) { var _len = array_length(points) - 1; var ox0 = _ox + lengthdir_x(_ow / 2, _od + 90); var oy0 = _oy + lengthdir_y(_ow / 2, _od + 90); var nx0 = _nx + lengthdir_x(_nw / 2, _nd + 90); var ny0 = _ny + lengthdir_y(_nw / 2, _nd + 90); var ox1 = _ox + lengthdir_x(_ow / 2, _od + 90 + 180); var oy1 = _oy + lengthdir_y(_ow / 2, _od + 90 + 180); var nx1 = _nx + lengthdir_x(_nw / 2, _nd + 90 + 180); var ny1 = _ny + lengthdir_y(_nw / 2, _nd + 90 + 180); draw_vertex_texture_color(ox0, oy0, 0, (j - 1) / _len, _oc, 1); draw_vertex_texture_color(ox1, oy1, 1, (j - 1) / _len, _oc, 1); draw_vertex_texture_color(nx0, ny0, 0, (j - 0) / _len, _nc, 1); draw_vertex_texture_color(nx1, ny1, 1, (j - 0) / _len, _nc, 1); } else draw_line_width2_angle(_ox, _oy, _nx, _ny, _ow, _nw, _od + 90, _nd + 90, _oc, _nc); } else { var p1 = points[j + 1]; _nd = point_direction(_nx, _ny, p1.x + _padx, p1.y + _pady); } _ox = _nx; _oy = _ny; _od = _nd; _ow = _nw; _oc = _nc; } if(j % 120 == 0) { draw_primitive_end(); if(_useTex) draw_primitive_begin_texture(pr_trianglestrip, tex); else draw_primitive_begin(pr_trianglestrip); } } draw_primitive_end(); for( var j = 0, m = array_length(_caps); j < m; j++ ) { var _cps = _caps[j]; draw_set_color(_cps[0]); draw_circle_angle(_cps[1], _cps[2], _cps[3], _cps[4], _cps[5], _capP); } } if(_useTex) shader_reset(); surface_reset_target(); if(_colW && !_1px) { surface_set_target(_widthPass); if(_bg) draw_clear_alpha(0, 1); else DRAW_CLEAR for( var i = 0, n = array_length(lines); i < n; i++ ) { var points = lines[i]; if(array_length(points) < 2) continue; var _caps = []; draw_primitive_begin(pr_trianglestrip); random_set_seed(_sed + i); var pxs = []; var dat = array_safe_get_fast(_pathData, i, noone); var _col_base = dat == noone? _colb.eval(random(1)) : dat.color; for( var j = 0; j < array_length(points); j++ ) { var p0 = points[j]; var _nx = p0.x - 0.5 * _1px + _padx; var _ny = p0.y - 0.5 * _1px + _pady; var prog = p0.prog; var prgc = p0.progCrop; var _dir = j? point_direction(_ox, _oy, _nx, _ny) : 0; var widProg = value_snap_real(_widap? prog : prgc, 0.01); _nw = random_range(_wid[0], _wid[1]); if(!ds_map_exists(widthMap, widProg)) widthMap[? widProg] = eval_curve_x(_widc, widProg, 0.1); _nw *= widthMap[? widProg]; _nw *= p0.weight; if(_cap) { if(j == 1) { _d = _dir + 180; _caps[0] = [ c_grey, _ox, _oy, _ow / 2, _d - 90, _d ]; _caps[1] = [ c_grey, _ox, _oy, _ow / 2, _d, _d + 90 ]; } if(j == array_length(points) - 1) { _d = _dir; _caps[2] = [ c_grey, _nx, _ny, _nw / 2, _d - 90, _d ]; _caps[3] = [ c_grey, _nx, _ny, _nw / 2, _d, _d + 90 ]; } } if(j) { var _nd0 = _dir; var _nd1 = _nd0; if(j < array_length(points) - 1) { var p2 = points[j + 1]; var _nnx = p2.x + _padx; var _nny = p2.y + _pady; _nd1 = point_direction(_nx, _ny, _nnx, _nny); _nd = _nd0 + angle_difference(_nd1, _nd0) / 2; } else _nd = _nd0; draw_line_width2_angle_width(_ox, _oy, _nx, _ny, _ow, _nw, _od + 90, _nd + 90, c_white, c_white); } else { var p1 = points[j + 1]; _nd = point_direction(_nx, _ny, p1.x + _padx, p1.y + _pady); } _ox = _nx; _oy = _ny; _od = _nd; _ow = _nw; if(j % 120 == 0) { draw_primitive_end(); draw_primitive_begin(pr_trianglestrip); } } draw_primitive_end(); for( var j = 0, m = array_length(_caps); j < m; j++ ) { var _cps = _caps[j]; draw_set_color(_cps[0]); draw_circle_angle(_cps[1], _cps[2], _cps[3], _cps[4], _cps[5], _capP); } } surface_reset_target(); } return [ _colorPass, _widthPass ]; } }