partial masonry code

//limit = opportunityX.length;
for(i = 0;i<limit;i+=1){
    oX = opportunityX[i];
    oX2 = opportunityX+opportunityW[i];
    if ( (oX<laserX && oX2>laserX+laserW) || (oX>laserX && oX2<laserX+laserW) || (oX<laserX+laserW && oX2>laserX+laserW) ){
        opportunityY[i] = laserY - opportunityY[i];
    }
}