Food Drop from an Airplane

Processing Coding Questions
1

I don’t know what I’m doing wrong and I don’t understand processing that well; Can Someone help me fix the issues and bugs in my program

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[details=“Summary”]
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//plane coordinates
int planeX = 50, planeY = 50;//plane initaial position
int planeWidth = 60, planeHeight = 20;//plane size
int cockpitX = planeX + 60, cockpitY = 60;//cockpit position of the plane
int cockpitWidth = 45, cockpitHeight = planeHeight;// size of the cockpit
int wingX1 = planeX, wingX2 = planeX + 30, wingY1 = 30, wingY2 = 70;//wing position and size

//position of the food;
int x = planeX;
int y = planeY ;

boolean onlyOneDrops = true; //so another package doesn’t drop
boolean foodReleased = true;

void setup()
size(500, 500);

void draw()
background(#C5D7FA);//blue
drawBackground();
movePlane();
drawPlane();
dropFood();

if (keyCode == ENTER)
textSize(30);
fill(0);
text(“FOOD RELEASED”, width0.25, height0.4);
else
foodReleased = !foodReleased;

target();

void drawBackground() {
final float HORIZON_Y = height * 0.9;//height of the horizon
final float HORIZON_X = width;//end of the horizon

noStroke();
fill(#2C673D);//forest green
rect(0, HORIZON_Y, HORIZON_X, height);//horizon

treeLocation(0, height0.8, height0.9, 25);

void treeLocation(float treeX, float treePostY, float treeY, final float TREE_SIZE)
final float SPACING= 30;
for (int i=0; i<=width; i++)

treeX = SPACING * i; 
treeX+= SPACING/5;

stroke(#6C482C);//brown
strokeWeight(4);
line(treeX, treePostY, treeX, treeY);

noStroke();
fill(#35C958);//light green
circle(treeX, treePostY, TREE_SIZE);

void drawPlane()

noStroke();
fill(#7275FA);
rect(planeX, planeY, planeWidth, planeHeight);
ellipse(cockpitX, cockpitY, cockpitWidth, cockpitHeight);
triangle(wingX1, wingY2, wingX1, wingY1, wingX2, wingY2);

void movePlane()

final float SPEED = 2.0;

planeX+=SPEED;
cockpitX+=SPEED;
wingX1+=SPEED;
wingX2+=SPEED;
if (planeX>width && cockpitX>width+20 && wingX1>width && wingX2>width && wingX2>width)

planeX = -20;
cockpitX = 40;
wingX1 = -20;
wingX2 = -20;
wingX2 = 20;

float calcTimeSinceDropped(float time)

time = ENTER;

return time;

float calcFoodX(float flightTime, float initX, float initV)

initX = initX + initV * flightTime;
x += initX;
return x;

float calcFoodY(float flightTime, float initY)
final float GRAVITY = 0.25;//gravity to move the food
initY = initY + 0.5 * GRAVITY * (flightTime*flightTime);
y += initY;
return y;

void dropFood() {

if (keyCode==ENTER && onlyOneDrops)
x += calcFoodX(0, 0, 0);
y += calcFoodY(0, 0);

final int FOOD_SIZE = 10;
strokeWeight(1);
stroke(0);
fill(#FF05AC);
rect (x, y, FOOD_SIZE, FOOD_SIZE);

fill(#F01657);
textSize(18);
text(“FoodX:”+" “+ (int)x, width * 0.02, height * 0.1);
text(“FoodY:”+” "+ (int)y, width* 0.02, height* 0.14);

boolean foodInObject(float objectX, float objectY, float objectDiameter, float foodX, float foodY)

int score = 0;
if (foodX == objectX || foodY == objectY )
score++;
text(“shots”+" " + score, width4/5, height1/5);
text(“TARGET HIT”, width/2, height/2);
return true;
else
score = 0;
text(“MISS!”, width/2, height/2);
return false;

boolean belowGround(float y)
if (y>height)
return true;
else
return false;

boolean outOfView(float x)
if ( x>width)
return true;
else
return false;

void target()
float circleX = 300;
float circleY = height * 0.95;
float targetSize = 40;

strokeWeight(1);
stroke(0);
fill(#CB792B);

circle( circleX, circleY, targetSize);

1 Like
2

Please edit your code above to make it copyable. When you copy it as is, it’s full of curly quotes like “ which don’t work. But I already saw that you used time = ENTER; while time was declared as float, and enter isn’t a float;

1 Like