import processing.pdf.*; int iterations=0; int maxIterations=2000; boolean justStarted=true; ArrayList xPoints = new ArrayList(); ArrayList yPoints = new ArrayList(); ArrayList yCircle = new ArrayList(); ArrayList xCircle = new ArrayList(); ArrayList rCircle = new ArrayList(); ArrayList theRots = new ArrayList(); void setup() { size(1000, 1000,PDF,"test.pdf"); background(0, 0, 0); } void draw() { if (justStarted) { drawCircle(); pushMatrix(); translate(.5*width, .5*height); drawWire(); popMatrix(); justStarted=false; } exit(); } void drawCircle() { int mainX = width/2; int mainY = height/2; ellipse(mainX, mainY, width, height); } void drawWire() { if (iterations=2)&&(plusWeight<.5)) { randomWeight=.5 ; } strokeWeight(randomWeight); while (dist (endLength, 0, startLength, 0)>(width/2)/5) { endLength = getRandomLength(0, width/2); } float x1 = getXValue(startAngle, startLength, 0); float y1 = getYValue(startAngle, startLength, 0); float x2 = getXValue(startAngle, endLength, 0); float y2 = getYValue(startAngle, endLength, 0); if ((lineCheck(x1, y1, x2, y2))||inCircle(x1, y1, x2, y2)) { drawWire(); } else { xPoints.add(x1); xPoints.add(x2); yPoints.add(y1); yPoints.add(y2); drawPerp(x1, y1, x2, y2, startAngle); line(x1, y1, x2, y2); iterations++; drawWire(); } } } float randomAngleChange(float min, float max) { float angle = random(min, max); while ( (angle>-15)&&(angle<15)) { angle = random(min, max); } return angle; } void drawPerp(float x1, float y1, float x2, float y2, float angle) { float topOrBottom = random(0, 1); float x3, y3, x4, y4; if (topOrBottom<=50) { x3=x2; y3=y2; } else { x3=x1; y3=y1; } float angleChange = randomGaussian()*10; float angleReal = angle+ angleChange; float rad = sqrt(sq(x3)+sq(y3)); x4 = getXValue(angleReal, rad, 0); y4 = getYValue(angleReal, rad, 0); if (lineCheck(x3, y3, x4, y4)) { drawPerp(x3, y3, x4, y4, angle); } else { xPoints.add(x3); xPoints.add(x4); yPoints.add(y3); yPoints.add(y4); line(x3, y3, x4, y4); float randomCirc = random(0, 1); if (randomCirc<=.5) { ellipse(x4, y4, 5, 5); yCircle.add(y4); xCircle.add(x4); rCircle.add(5.0); } } } float getXValue(float angle, float radius, float startPoint) { float x=startPoint+radius*cos(radians(angle)); return x; } float getYValue(float angle, float radius, float startPoint) { float y =startPoint+radius*sin(radians(angle)); return y; } float getRandomAngle(float start, float end) { float angle=random(start, end); return angle; } float getRandomLength(float start, float end) { float length1=random(start, end); return length1; } boolean randomBoolean() { int randomDraw=int(random(0, 1)); boolean result; if (randomDraw==0) { result = true; } else { result=false; } return result; } boolean lineCheck(float x1, float y1, float x2, float y2) { if (xPoints.size()==0) { return false; } for (int i=0;i= 0); } boolean inCircle(float x1, float y1, float x2, float y2) { for (int i=0;idist(x1, y1, xCircle.get(i), yCircle.get(i))) { return true; } if (rCircle.get(i)>dist(x2, y2, xCircle.get(i), yCircle.get(i))) { return true; } if (((x1xCircle.get(i))&&(xCircle.get(i)>x2))) { if (((y1yCircle.get(i))&&(yCircle.get(i)>y2))) { return true; } } else { return false; } } return false; }
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