Pixel-Composer/scripts/node_path_bake/node_path_bake.gml

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function Node_Path_Bake(_x, _y, _group = noone) : Node(_x, _y, _group) constructor {
name = "Bake Path";
setDimension(96, 48);
inputs[| 0] = nodeValue("Path", self, JUNCTION_CONNECT.input, VALUE_TYPE.pathnode, noone)
.setVisible(true, true);
inputs[| 1] = nodeValue("Segment length", self, JUNCTION_CONNECT.input, VALUE_TYPE.float, 1);
inputs[| 2] = nodeValue("Spread single path", self, JUNCTION_CONNECT.input, VALUE_TYPE.boolean, true);
outputs[| 0] = nodeValue("Segments", self, JUNCTION_CONNECT.output, VALUE_TYPE.float, [[]])
.setDisplay(VALUE_DISPLAY.vector)
.setArrayDepth(2);
path_amount = 1;
static drawOverlay = function(hover, active, _x, _y, _s, _mx, _my, _snx, _sny) {
var _path = getInputData(0);
if(_path && struct_has(_path, "drawOverlay")) _path.drawOverlay(hover, active, _x, _y, _s, _mx, _my, _snx, _sny);
var _segs = outputs[| 0].getValue();
var ox, oy, nx, ny;
if(array_invalid(_segs) || array_invalid(_segs[0])) return;
if(!is_array(_segs[0][0])) _segs = [ _segs ];
draw_set_color(COLORS._main_icon);
for( var i = 0, n = array_length(_segs); i < n; i++ ) {
var _seg = _segs[i];
for( var j = 0, m = array_length(_seg); j < m; j++ ) {
nx = _x + _seg[j][0] * _s;
ny = _y + _seg[j][1] * _s;
if(j) draw_line_width(ox, oy, nx, ny, 3);
ox = nx;
oy = ny;
}
}
}
static update = function() {
var _path = getInputData(0);
var _dist = getInputData(1);
var _sped = getInputData(2);
if(_path == noone) return;
if(_dist <= 0) return;
var _loop = struct_try_get(_path, "path_loop", false);
var _amo = _path.getLineCount();
path_amount = _amo;
var _segs = array_create(_amo);
var _p = new __vec2();
for( var i = 0; i < _amo; i++ ) {
var _len = _path.getLength(i);
var _seg = [];
_segs[i] = _seg;
if(_len == 0) continue;
for( var j = 0; j <= _len; j += _dist ) {
_p = _path.getPointDistance(j, i, _p);
array_push(_seg, [ _p.x, _p.y, j / _len ]);
}
if(_loop) array_push(_seg, [ _seg[0][0], _seg[0][1], 1 ]);
}
if(_sped && _amo == 1) _segs = _segs[0];
outputs[| 0].setValue(_segs);
}
static onDrawNode = function(xx, yy, _mx, _my, _s, _hover, _focus) {
var bbox = drawGetBbox(xx, yy, _s);
draw_sprite_bbox_uniform(THEME.node_draw_path, 0, bbox);
}
}