function Node_Find_Pixel(_x, _y, _group = noone) : Node_Processor(_x, _y, _group) constructor { name = "Find pixel"; setDimension(96, 48); newInput(0, nodeValue_Surface("Surface in", self)); newInput(1, nodeValue_Color("Search color", self, c_black)); newInput(2, nodeValue_Float("Tolerance", self, 0)) .setDisplay(VALUE_DISPLAY.slider); newInput(3, nodeValue_Bool("Find all", self, false)); newInput(4, nodeValue_Bool("Include alpha", self, false)); newInput(5, nodeValue_Float("Alpha tolerance", self, 0.2)) .setDisplay(VALUE_DISPLAY.slider); // newInput(6, nodeValue_Enum_Button("Axis", self, 1, [ "X", "Y" ])); outputs[0] = nodeValue_Output("Position", self, VALUE_TYPE.integer, [ 0, 0 ]) .setDisplay(VALUE_DISPLAY.vector); input_display_list = [ 0, ["Search", false], 1, 2, 3, ["Alpha", true, 4], 5, ] static getPreviewValues = function() { return getInputData(0); } temp_surface = [ surface_create(1, 1) ]; static step = function() { #region // var _all = getInputData(3); // inputs[6].setVisible(_all); } #endregion static processData = function(_output, _data, _output_index, _array_index = 0) { #region var _surf = _data[0]; var _col = _data[1]; var _tol = _data[2]; var _all = _data[3]; var _alp = _data[4]; var _alpT = _data[5]; // var _axis = _data[6]; if(!is_surface(_surf)) return [0, 0]; var _buff = buffer_from_surface(_surf, false); var _sw = surface_get_width_safe(_surf); var _sh = surface_get_height_safe(_surf); buffer_seek(_buff, buffer_seek_start, 0); var res = []; var r = _color_get_red(_col); var g = _color_get_green(_col); var b = _color_get_blue(_col); var a = _color_get_alpha(_col); for( var i = 0; i < _sh; i++ ) for( var j = 0; j < _sw; j++ ) { var _c = buffer_read(_buff, buffer_u32); var _r = ((_c & 0x000000FF) >> 0) / 255; var _g = ((_c & 0x0000FF00) >> 8) / 255; var _b = ((_c & 0x00FF0000) >> 16) / 255; var _a = ((_c & 0xFF000000) >> 24) / 255; if(!_alp && _a == 0) continue; var colMatch = (abs(r - _r) + abs(g - _g) + abs(b - _b)) / 3 <= _tol; if(!colMatch) continue; if(!_alp || abs(a - _a) <= _alpT) { if(_all) array_push(res, [ j, i ]); else return [ j, i ]; } } buffer_delete(_buff); return _all? res : [ -1, -1 ]; } #endregion static onDrawNode = function(xx, yy, _mx, _my, _s, _hover, _focus) { #region var bbox = drawGetBbox(xx, yy, _s); var col = getInputData(1); if(bbox.h <= 0) return; if(is_array(col)) { drawPalette(col, bbox.x0, bbox.y0, bbox.w, bbox.h); return; } drawColor(col, bbox.x0, bbox.y0, bbox.w, bbox.h); } #endregion }