118 lines
3.2 KiB
C++
118 lines
3.2 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#include "ultima/ultima8/world/egg_hatcher_process.h"
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#include "ultima/ultima8/world/actors/main_actor.h"
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#include "ultima/ultima8/world/teleport_egg.h"
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#include "ultima/ultima8/world/get_object.h"
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#include "ultima/ultima8/ultima8.h"
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namespace Ultima {
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namespace Ultima8 {
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DEFINE_RUNTIME_CLASSTYPE_CODE(EggHatcherProcess)
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EggHatcherProcess::EggHatcherProcess() {
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}
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EggHatcherProcess::~EggHatcherProcess() {
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}
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void EggHatcherProcess::addEgg(uint16 egg) {
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_eggs.push_back(egg);
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}
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void EggHatcherProcess::addEgg(Egg *egg) {
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assert(egg);
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_eggs.push_back(egg->getObjId());
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}
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void EggHatcherProcess::run() {
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bool nearteleporter = false;
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MainActor *av = getMainActor();
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if (!av)
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return;
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// CONSTANTS!
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const int range_mul = GAME_IS_U8 ? 32 : 64;
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const int z_range = 48;
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for (unsigned int i = 0; i < _eggs.size(); i++) {
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uint16 eggid = _eggs[i];
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Egg *egg = dynamic_cast<Egg *>(getObject(eggid));
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if (!egg) continue; // egg gone
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Point3 pte = egg->getLocation();
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//! constants
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int32 x1 = pte.x - range_mul * egg->getXRange();
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int32 x2 = pte.x + range_mul * egg->getXRange();
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int32 y1 = pte.y - range_mul * egg->getYRange();
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int32 y2 = pte.y + range_mul * egg->getYRange();
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// get avatar location
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int32 axs, ays, azs;
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Point3 pta = av->getLocation();
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av->getFootpadWorld(axs, ays, azs);
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// 'justTeleported':
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// if the avatar teleports, set the 'justTeleported' flag.
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// if this is set, don't hatch any teleport eggs
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// unset it when you're out of range of any teleport eggs
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TeleportEgg *tegg = dynamic_cast<TeleportEgg *>(egg);
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if (x1 <= pta.x && pta.x - axs < x2 && y1 <= pta.y && pta.y - ays < y2 &&
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pte.z - z_range < pta.z && pta.z <= pte.z + z_range) {
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if (tegg && tegg->isTeleporter())
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nearteleporter = true;
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if (tegg && av->hasJustTeleported())
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continue;
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egg->hatch();
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} else {
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egg->unhatch();
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}
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}
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if (!nearteleporter)
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av->setJustTeleported(false); // clear flag
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}
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void EggHatcherProcess::saveData(Common::WriteStream *ws) {
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Process::saveData(ws);
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}
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bool EggHatcherProcess::loadData(Common::ReadStream *rs, uint32 version) {
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if (!Process::loadData(rs, version)) return false;
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// the eggs will be re-added to the EggHatcherProcess when they're
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// re-added to the CurrentMap
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return true;
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}
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} // End of namespace Ultima8
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} // End of namespace Ultima
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