bool ElasticItem::checkCollision(MoveableItem *item)
{
if (opacity() == 0)
return false;
QPoint ballCenter = item->centerPoint();
QPoint mappedCenter = mapFromItem(item->parentItem(), ballCenter).toPoint();
ballCenter = mappedCenter;
if (topSensor(item->width()/2).contains(ballCenter, true)) {
item->setSpeedY(-fabs(item->speedY()));
return true;
}
if (bottomSensor(item->width()/2).contains(ballCenter, true)) {
item->setSpeedY(fabs(item->speedY()));
return true;
}
if (leftSensor(item->width()/2).contains(ballCenter, true)) {
item->setSpeedX(-fabs(item->speedX()));
return true;
}
if (rightSensor(item->width()/2).contains(ballCenter, true)) {
item->setSpeedX(fabs(item->speedX()));
return true;
}
if (topLeftSensor(item->width()/2).contains(ballCenter, true)) {
item->setSpeedX(-fabs(item->speedX()));
item->setSpeedY(-fabs(item->speedY()));
return true;
}
if (topRightSensor(item->width()/2).contains(ballCenter, true)) {
item->setSpeedX(fabs(item->speedX()));
item->setSpeedY(-fabs(item->speedY()));
return true;
}
if (bottomLeftSensor(item->width()/2).contains(ballCenter, true)) {
item->setSpeedX(-fabs(item->speedX()));
item->setSpeedY(fabs(item->speedY()));
return true;
}
if (bottomRightSensor(item->width()/2).contains(ballCenter, true)) {
item->setSpeedX(fabs(item->speedX()));
item->setSpeedY(fabs(item->speedY()));
return true;
}
return false;
}
int main(void)
{
WDTCTL = WDTPW + WDTHOLD; // Stop WDT
ADC10CTL0 = ADC10SHT_3 + ADC10ON + ADC10IE; // ADC10ON, interrupt enabled
ADC10CTL1 = ADC10DIV_7;
ADC10CTL1 |= ADC10SSEL1|ADC10SSEL0; // Select SMCLK
P1DIR |= BIT0; // Set P1.0 to output direction
P1DIR |= BIT6;
for (;;){
leftSensor();
if (ADC10MEM < 0x180)
P1OUT &= BIT0; // Clear P1.0 LED off
else
P1OUT |= BIT0; // Set P1.0 LED on
_delay_cycles(1000);
rightSensor();
if (ADC10MEM < 0x180)
P1OUT &= BIT6;
else
P1OUT |= BIT6;
_delay_cycles(1000);
centerSensor();
if (ADC10MEM < 0x150)
P1OUT &= BIT0;
else
P1OUT |= BIT0;
}
return 0;
}
