322
Making Things Move
{ up( distance ); totalHeight += distance; //increment totalHeight variable } else if ((lowest == photoValues[1]) && ((totalHeight - distance) > 0)) { down( distance ); totalHeight -= distance; //decrement totalHeight variable } else if ((lowest == photoValues[2]) && ((totalWidth - distance) > 0)) { left( distance ); totalWidth -= distance; //decrement totalWidth variable } else if ((lowest == photoValues[3]) && ((totalWidth + distance) < CANVASWIDTH)) { right( distance ); totalWidth += distance; //increment totalWidth variable } }//end if //otherwise, no one is covering any sensors, draw according to random else { //pick random number 1 through 9 to map to direction randomDirection = random(1, 9); Serial.print("random direction:"); Serial.println(randomDirection); //pick random number 1 through 200 to map to distance randomDistance = random(1, 200); Serial.print("random distance:"); Serial.println(randomDistance); //directions for any randomDirection value generated switch (randomDirection) { case 1: //go up if((totalHeight + randomDistance) < CANVASHEIGHT) { up(randomDistance); totalHeight += randomDistance; } break;