void YKEnterISR(void) {
YKEnterMutex();
ISRCallDepth++;
YKExitMutex();
}
void cornerPieceHandler()
{
//designates which orientation and location it must be placed
unsigned pieceorientation, pieceid, piecelocation;
YKEnterMutex();
piecelocation = NewPieceColumn;
pieceorientation = NewPieceOrientation;
pieceid = NewPieceID;
YKExitMutex();
//if the piece is vertical on the very right move it one to the left
if(piecelocation >= 5)
{
postSimptrisMsg(pieceid, 0, -1);
piecelocation--;
}
// if its on the left side move it over one so it can rotate
else if(piecelocation <= 0)
{
postSimptrisMsg(pieceid, 1, -1);
piecelocation++;
}
if (orientation == 0)
{
if (pieceorientation == 3)
{
postSimptrisMsg(pieceid, -1, 0);
}
else
{
while (pieceorientation > 0)
{
postSimptrisMsg(pieceid, -1, 1);
pieceorientation--;
}
}
}
else
{
if (pieceorientation > 2)
{
postSimptrisMsg(pieceid, -1, 1);
}
else
{
while (pieceorientation < 2)
{
postSimptrisMsg(pieceid, -1, 0);
pieceorientation++;
}
}
}
if (orientation == 0)
{
while (piecelocation > 0)
{
postSimptrisMsg(pieceid, 0,-1);
piecelocation--;
}
}
else
{
if (piecelocation < 2)
{
postSimptrisMsg(pieceid, 1, -1);
}
else
{
while (piecelocation > 2)
{
postSimptrisMsg(pieceid, 0, -1);
piecelocation--;
}
}
}
YKEnterMutex();
if (orientation)
{
orientation++;
}
else
{
orientation--;
}
YKExitMutex();
}
