Line Drawing Take 2

float x = (mouseX);

float y = (mouseY);

float px;

float py;

float easing= .05;

int colorR;

int colorG;

int colorB;

boolean new_draw;

void setup() {

size(700,700);

background(255);

smooth();

noStroke();

colorR = 0;

colorG = 0;

colorB = 0;

new_draw = false;

}

void draw() {

if(mousePressed==true){

stroke(colorR, colorG, colorB);

float targetX=mouseX;

x += (targetX-x) *easing;

float targetY=mouseY;

y+= (targetY-y) *easing;

float weight = dist(x,y, px, py);

strokeWeight(weight);

line(x,y, px, py);

py=y;

px=x;

if(new_draw == true) {

float x=mouseX;

float y=mouseY;

}

}

else{

colorR = (colorR + (int)random(255) ) % 255;

colorG = (colorG + (int)random(255) ) % 255;

colorB = (colorB + (int)random(255) ) % 255;

}

}

void mouseReleased() {

new_draw = true;

}