89 lines
2.8 KiB
Plaintext
89 lines
2.8 KiB
Plaintext
import java.util.ArrayDeque;
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import pathfinder.*;
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PImage img_houses;
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PImage img_streets;
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int i_biggestHouseSize;
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ArrayList<House> houses = new ArrayList<House>();
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void initHouses() {
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img_houses.loadPixels();
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for (int x = 0; x < img_houses.width; x++) {
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for (int y = 0; y < img_houses.height; y++) {
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if (int(red(img_houses.pixels[y*img_houses.width+x])) == 187) { //red must be 187 for a pixel to be part of a house
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houses.add(new House(x, y));
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img_houses.updatePixels();
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img_houses.loadPixels();
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}
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}
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}
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img_houses.updatePixels();
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for(House house : houses){
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house.i_size = int(map(house.i_size,0,i_biggestHouseSize,0,100));
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}
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}
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class House {
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PVector v2_center;
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int i_size;
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int i_ID;
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void display(){
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//text(i_size,v2_center.x,v2_center.y);
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text(i_ID,v2_center.x,v2_center.y);
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}
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ArrayDeque<PVector> v2d_selected = new ArrayDeque<PVector>();
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ArrayList<PVector> v2d_points = new ArrayList<PVector>();
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boolean isToSelect(int px, int py, int[] pxl, int pw, int ph, int orgColor) {
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if (px < 0 || px >= pw || py < 0 || py >= ph)
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return false;
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return pxl[px + py * pw] == orgColor;
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}
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PVector v2_randomSpawnPoint(){
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return v2d_points.get(int(random(0,v2d_points.size())));
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}
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House(int startX, int startY) {
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i_ID = houses.size();
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int [] pxl = img_houses.pixels;
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int pw = img_houses.width;
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int ph = img_houses.height;
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int orgColor = pxl[startX + startY * pw];
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PVector v2_p = new PVector(startX, startY);
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//color randCol = color(int(random(0, 255)), int(random(0, 255)), int(random(0, 255)));
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v2d_selected.add(v2_p);
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int west, east;
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while (!v2d_selected.isEmpty () ) { //&& q.size() < 500) {
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v2_p = v2d_selected.removeFirst();
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if (isToSelect(int(v2_p.x), int(v2_p.y), pxl, pw, ph, orgColor)) {
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west = east = int(v2_p.x);
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while (isToSelect(--west, int(v2_p.y), pxl, pw, ph, orgColor));
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while (isToSelect(++east, int(v2_p.y), pxl, pw, ph, orgColor));
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for (int x = west + 1; x < east; x++) {
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v2d_points.add(new PVector(x, int(v2_p.y)));
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pxl[x + int(v2_p.y) * pw] = color(188, 188, 188); //important for not selecting the same area more than once
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if (isToSelect(x, int(v2_p.y) - 1, pxl, pw, ph, orgColor))
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v2d_selected.add(new PVector(x, int(v2_p.y) - 1));
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if (isToSelect(x, int(v2_p.y) + 1, pxl, pw, ph, orgColor))
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v2d_selected.add(new PVector(x, v2_p.y + 1));
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}
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}
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}
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i_size = v2d_points.size();
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PVector avgPoint = new PVector(0,0);
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for (PVector point : v2d_points) {
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avgPoint.add(point);
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}
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avgPoint.x = avgPoint.x/i_size;
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avgPoint.y = avgPoint.y/i_size;
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v2_center = avgPoint;
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if(i_size > i_biggestHouseSize) i_biggestHouseSize = i_size;
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}
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}
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