GD105 Week 4 - Collisions, Conditionals

creep.pde

PImage creep; //make a new image called creep
int creepX, creepY; //make 2 new integers to track X and Y of creep

PImage newCreep; //second image container for arnold
Boolean collision; //is the collision happening? T/F

void setup(){
  size(1280,720);
  creep = loadImage("cagey.png"); //make sure your image is in the data folder
  newCreep = loadImage("arnold.png");
  creepX = width/2; //creep should be drawn in the middle
  creepY = height/2; //same
  collision = false; //do not collide by default
}

void draw(){
  background(100); //clear the background each frame
  
  if ((mouseX >= (creepX - creep.width/2)) && //this condition must be true
    (mouseX <= (creepX + creep.width/2)) &&
    (mouseY >= (creepY - creep.height/2)) &&
    (mouseY <= (creepY + creep.height/2))){ //and (&&) this must also be true
       collision = true; 
  } else { //if those things were not true, do this other thing
     collision = false; //do not do collision things
  }
  
  rectMode(CENTER);//draw it from the center
  rect(creepX, creepY, creep.width, creep.height); //draw the rect in the same place we will draw the image, with the same width and height
  imageMode(CENTER); //we are giving the center x and y positions
  if (collision){ //is our variable, collision, true?
    //how do i draw a creep?
    image(newCreep, creepX, creepY); //draw the new creep
    creepX++; //move the image to the right
  } else {
    image(creep, creepX, creepY); //if no collision, draw regular creep
  }
  //how can i detect when the player is hovering over cage?
  //println(creep.width);
  
  line(mouseX, 0, mouseX, height); //X crosshair
  line(0, mouseY, width, mouseY); //Y crosshair
  text("(" + mouseX + "," + mouseY + ")", mouseX, mouseY); //tell us the position in text form

}