TaxiRouteInSim TakeoffQueueInSim::GetTaxiRoute( IntersectionNodeInSim * entryNode )
{
TaxiRouteInSim taxiRoute(OnQueueToRunway,entryNode,entryNode);
TakeoffQueueRouteFinder routeFinder(this);
routeFinder.InitPathInfo();
bool bFound = routeFinder.FindRoute(entryNode,m_pNodeOnRunway,taxiRoute);
//ASSERT(bFound);
return taxiRoute;
}
int Router::doWalk(byte *ob_logic, byte *ob_graph, byte *ob_mega, byte *ob_walkdata, int16 target_x, int16 target_y, uint8 target_dir) {
ObjectLogic obLogic(ob_logic);
ObjectGraphic obGraph(ob_graph);
ObjectMega obMega(ob_mega);
// If this is the start of the walk, calculate the route.
if (obLogic.getLooping() == 0) {
// If we're already there, don't even bother allocating
// memory and calling the router, just quit back & continue
// the script! This avoids an embarassing mega stand frame
// appearing for one cycle when we're already in position for
// an anim eg. repeatedly clicking on same object to repeat
// an anim - no mega frame will appear in between runs of the
// anim.
if (obMega.getFeetX() == target_x && obMega.getFeetY() == target_y && obMega.getCurDir() == target_dir) {
_vm->_logic->writeVar(RESULT, 0);
return IR_CONT;
}
assert(target_dir <= 8);
obMega.setWalkPc(0);
// Set up mem for _walkData in route_slots[] & set mega's
// 'route_slot_id' accordingly
allocateRouteMem();
int32 route = routeFinder(ob_mega, ob_walkdata, target_x, target_y, target_dir);
// 0 = can't make route to target
// 1 = created route
// 2 = zero route but may need to turn
if (route != 1 && route != 2) {
freeRouteMem();
_vm->_logic->writeVar(RESULT, 1);
return IR_CONT;
}
// Walk is about to start
obMega.setIsWalking(1);
obLogic.setLooping(1);
obGraph.setAnimResource(obMega.getMegasetRes());
} else if (_vm->_logic->readVar(EXIT_FADING) && _vm->_screen->getFadeStatus() == RDFADE_BLACK) {
// Double clicked an exit, and the screen has faded down to
// black. Ok, that's it. Back to script and change screen.
// We have to clear te EXIT_CLICK_ID variable in case there's a
// walk instruction on the new screen, or it'd be cut short.
freeRouteMem();
obLogic.setLooping(0);
obMega.setIsWalking(0);
_vm->_logic->writeVar(EXIT_CLICK_ID, 0);
_vm->_logic->writeVar(RESULT, 0);
return IR_CONT;
}
// Get pointer to walkanim & current frame position
WalkData *walkAnim = getRouteMem();
int32 walk_pc = obMega.getWalkPc();
// If stopping the walk early, overwrite the next step with a
// slow-out, then finish
if (_vm->_logic->checkEventWaiting() && walkAnim[walk_pc].step == 0 && walkAnim[walk_pc + 1].step == 1) {
// At the beginning of a step
earlySlowOut(ob_mega, ob_walkdata);
}
// Get new frame of walk
obGraph.setAnimPc(walkAnim[walk_pc].frame);
obMega.setCurDir(walkAnim[walk_pc].dir);
obMega.setFeetX(walkAnim[walk_pc].x);
obMega.setFeetY(walkAnim[walk_pc].y);
// Is the NEXT frame is the end-marker (512) of the walk sequence?
if (walkAnim[walk_pc + 1].frame != 512) {
// No, it wasn't. Increment the walk-anim frame number and
// come back next cycle.
obMega.setWalkPc(obMega.getWalkPc() + 1);
return IR_REPEAT;
}
// We have reached the end-marker, which means we can return to the
// script just as the final (stand) frame of the walk is set.
freeRouteMem();
obLogic.setLooping(0);
obMega.setIsWalking(0);
// If George's walk has been interrupted to run a new action script for
// instance or Nico's walk has been interrupted by player clicking on
// her to talk
// There used to be code here for checking if two megas were colliding,
// but it had been commented out, and it was only run if a function
// that always returned zero returned non-zero.
if (_vm->_logic->checkEventWaiting()) {
_vm->_logic->startEvent();
_vm->_logic->writeVar(RESULT, 1);
return IR_TERMINATE;
}
_vm->_logic->writeVar(RESULT, 0);
// CONTINUE the script so that RESULT can be checked! Also, if an anim
// command follows the fnWalk command, the 1st frame of the anim (which
// is always a stand frame itself) can replace the final stand frame of
// the walk, to hide the slight difference between the shrinking on the
// mega frames and the pre-shrunk anim start-frame.
return IR_CONT;
}
