45:["$","title",null,{"children":"Random Neighborhood Generator | Martin Bernard | Observable"}] 4d:Tfbf,class House { constructor(p5, position, increments, rotation) { this.p5 = p5; this.pos = position.copy(); this.rotation = rotation; this.num_rect = p5.random(5,10); this.min_size = 1; this.max_size = 5; this.lot_width = 50; this.lot_height = 50; this.increments = increments; this.boxes = []; this.gen_boxes(); this.extend_boxes(); } display() { this.p5.push(); this.p5.rectMode(this.p5.CENTER); this.p5.translate(this.pos.x - this.lot_width*this.increments/2, this.pos.y - this.lot_height*this.increments/2); this.p5.rotate(this.rotation); this.p5.stroke(0); this.p5.fill(0); //this.p5.noFill(); for(let i = 0; i < this.boxes.length; i++) { let temp = this.boxes[i]; this.p5.rect(temp[0],temp[1],temp[2],temp[3]); } this.p5.pop(); } gen_boxes() { for(let i = 0; i < this.num_rect; i++) { let valid = false; while(!valid) { var w = this.p5.random(this.min_size,this.max_size)*this.increments; var h = this.p5.random(this.min_size,this.max_size)*this.increments; var pos_x = this.p5.random(this.max_size+1, this.lot_width-this.max_size-1)*this.increments; var pos_y = this.p5.random(this.max_size+1, this.lot_height-this.max_size-1)*this.increments; for(let j = 0; j < this.boxes.length; j++) { let touching = true; let temp = this.boxes[j]; if(pos_x+w/2 < temp[0]-temp[2]/2) { touching = false; } else if (pos_x-w/2 > temp[0]-temp[2]/2) { touching = false; } else if (pos_y+h/2 < temp[1]-temp[3]/2) { touching = false; } else if (pos_y-h/2 > temp[1]-temp[3]/2) { touching = false; } else { valid = true; } } if (this.boxes.length == 0) { valid = true; } } this.boxes.push([pos_x,pos_y,w,h]); } } extend_boxes() { let bottom_ground = 0; for(let i = 0; i < this.boxes.length; i++) { let temp = this.boxes[i]; if(temp[1] + temp[3]/2 > bottom_ground) { bottom_ground = temp[1] + temp[3]/2; } } for(let i = 0; i < this.boxes.length; i++) { let temp1 = this.boxes[i]; let bottom_left = [temp1[0]-temp1[2]/2, temp1[1]-temp1[3]/2]; let bottom_right = [temp1[0]+temp1[2]/2, temp1[1]+temp1[3]/2]; let line_check = [bottom_left,bottom_right]; let intersect = false; for(let j = 0; j < this.boxes.length; j++) { if(i!=j) { let temp2 = this.boxes[j]; let p1 = [temp2[0]-temp2[2]/2, temp2[1]-temp2[3]/2-1]; let p2 = [temp2[0]-temp2[2]/2, temp2[1]+temp2[3]/2+1]; let p3 = [temp2[0]+temp2[2]/2, temp2[1]-temp2[3]/2-1]; let p4 = [temp2[0]+temp2[2]/2, temp2[1]+temp2[3]/2+1]; let line_check2 = [p1,p2]; let line_check3 = [p3,p4]; if(line_check[0][0] < line_check2[0][0] && line_check[1][0] > line_check2[0][0]) { if(line_check[0][1] > line_check2[0][1] && line_check[0][1] < line_check2[1][1]) { intersect = true; } } else if(line_check[0][0] < line_check3[0][0] && line_check[1][0] > line_check3[0][0]) { if(line_check[0][1] > line_check3[0][1] && line_check[0][1] < line_check3[1][1]) { intersect = true; } } else if(line_check[0][0] > line_check2[0][0] && line_check[1][0] > line_check2[0][0]) { if(line_check[0][0] < line_check3[0][0] && line_check[1][0] < line_check3[0][0]) { if(line_check[0][1] > line_check2[0][1] && line_check[0][1] < line_check2[1][1]) { intersect = true; } } } } } if(!intersect) { let current_bottom = temp1[1] + temp1[3]/2; let to_add = bottom_ground - current_bottom; this.boxes[i][3] += to_add; this.boxes[i][1] += to_add/2; } } } }4e:[] 49:{"id":"0c46b32c59c175ba","slug":"random-neighborhood-generator","title":"Random Neighborhood Generator","thumbnail":"f112f0c4e2d2d7132e82d4a1956c64a1084c87001c225a245361ee6c2412f8cc","access_level":"public","create_time":"$D2020-07-23T00:19:08.903Z","update_time":"$D2021-05-27T18:59:32.977Z","view_time":null,"first_public_time":"$D2021-01-26T00:15:10.889Z","has_unpublished_edits":null,"fork":false,"stars":0,"starred":false,"owner":{"type":"team","id":"4e85ae4150f40ab7","login":"mwbernard9","name":"Martin Bernard","avatar_url":"https://avatars-next.observableusercontent.com/d3b9170ece9190ed2d05b90a43a8f2b1540caf2998c6f32da2f9e9c2f2ec2025","tier":"starter_2024","bio":"Designer and programmer living in Los Angeles.","followed_by_you":false,"follows_you":false},"version":101,"publish_version":101,"role":null,"authored":false,"authors":[{"type":"individual","id":"b64fd1b94bf75486","login":"mwbernard9","name":"Martin Bernard","avatar_url":"https://avatars-next.observableusercontent.com/d3b9170ece9190ed2d05b90a43a8f2b1540caf2998c6f32da2f9e9c2f2ec2025","tier":null,"bio":"Designer and programmer living in Los Angeles.","followed_by_you":false,"follows_you":false}],"members":[{"type":"individual","id":"b64fd1b94bf75486","login":"mwbernard9","name":"Martin Bernard","avatar_url":"https://avatars-next.observableusercontent.com/d3b9170ece9190ed2d05b90a43a8f2b1540caf2998c6f32da2f9e9c2f2ec2025","tier":null,"role":"editor"}],"comments":[],"custom_thumbnail":false,"trashed":false,"lapsed":null,"subscribed":null,"forks":0,"collection":null,"type":"notebook","body":{"titling":"auto","title":"Random Neighborhood Generator","cells":[{"id":0,"value":"md `# Random Neighborhood Generator`","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":8,"value":"landscape = p5(sketch => {\n let system;\n var height = 800;\n var num_rows = 5;\n var num_cols = 5;\n var x_off = (width - 2*margin)/num_cols;\n var y_off = (height - 2*margin)/num_rows;\n var houses = [];\n \n sketch.setup = function() {\n sketch.createCanvas(width, height);\n for(let i = 0; i < num_rows; i++) {\n for(let j = 0; j < num_cols; j++) {\n houses.push(new House(\n sketch,\n sketch.createVector(3*margin+i*x_off, 3*margin+j*y_off),\n 5,\n sketch.random(sketch.TWO_PI)\n ));\n }\n }\n };\n \n sketch.draw = function() {\n sketch.background(255);\n for(let i = 0; i < houses.length; i++) {\n houses[i].display(); \n }\n }\n})","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":13,"value":"$4d","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":21,"value":"margin = 50;","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":5,"value":"import {p5} from \"@tmcw/p5\"","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"}],"files":"$W4e","stdlib":"1"}} 44:null