mirror of
https://github.com/worldforge/cyphesis
synced 2026-08-13 12:26:04 -04:00
236 lines
8.2 KiB
C++
236 lines
8.2 KiB
C++
// Cyphesis Online RPG Server and AI Engine
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// Copyright (C) 2000,2001 Alistair Riddoch
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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 2 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, write to the Free Software Foundation,
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// Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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// $Id$
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#include "Plant.h"
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#include "StatusProperty.h"
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#include "BBoxProperty.h"
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#include "common/const.h"
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#include "common/debug.h"
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#include "common/random.h"
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#include "common/compose.hpp"
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#include "common/TypeNode.h"
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#include "common/Property.h"
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#include "common/log.h"
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#include "common/Eat.h"
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#include "common/Tick.h"
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#include "common/Update.h"
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#include <wfmath/atlasconv.h>
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#include <wfmath/MersenneTwister.h>
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#include <Atlas/Objects/Operation.h>
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#include <Atlas/Objects/Anonymous.h>
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using Atlas::Message::Element;
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using Atlas::Objects::Root;
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using Atlas::Objects::Operation::Create;
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using Atlas::Objects::Operation::Eat;
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using Atlas::Objects::Operation::Set;
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using Atlas::Objects::Operation::Move;
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using Atlas::Objects::Operation::Tick;
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using Atlas::Objects::Operation::Update;
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using Atlas::Objects::Entity::Anonymous;
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static const bool debug_flag = false;
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Plant::Plant(const std::string & id, long intId) :
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Thing(id, intId), m_nourishment(0)
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{
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}
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Plant::~Plant()
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{
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}
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/// \brief Generate operations to drop a number of fruit
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///
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/// @return -1 if this plant does not fruit,
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/// number of fruit dropped otherwise.
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int Plant::dropFruit(OpVector & res, Property<int> * fruits_prop)
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{
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Element fruitName;
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if (!getAttrType("fruitName", fruitName, Element::TYPE_STRING)) {
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return -1;
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}
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int & fruits = fruits_prop->data();
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if (fruits < 1) { return 0; }
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int drop = std::min(fruits, randint(m_minuDrop, m_maxuDrop));
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if (drop < 1) {
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return 0;
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}
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fruits -= drop;
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// FIXME apply?
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fruits_prop->setFlags(flag_unsent);
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debug(std::cout << "Dropping " << drop << " fruits from "
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<< m_type << " plant." << std::endl << std::flush;);
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float height = m_location.bBox().highCorner().z();
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for(int i = 0; i < drop; ++i) {
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float rx = m_location.pos().x() + uniform( height,
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-height);
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float ry = m_location.pos().y() + uniform( height,
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-height);
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Anonymous fruit_arg;
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fruit_arg->setParents(std::list<std::string>(1, fruitName.String()));
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Location floc(m_location.m_loc, Point3D(rx, ry, 0));
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floc.addToEntity(fruit_arg);
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Create create;
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create->setTo(getId());
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create->setArgs1(fruit_arg);
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res.push_back(create);
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}
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return drop;
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}
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void Plant::NourishOperation(const Operation & op, OpVector & res)
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{
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debug(std::cout << "Plant::Nourish(" << getId() << "," << m_type << ")"
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<< std::endl << std::flush;);
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if (op->getArgs().empty()) {
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error(op, "Nourish has no argument", res, getId());
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return;
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}
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const Root & arg = op->getArgs().front();
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Element mass;
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if (arg->copyAttr("mass", mass) != 0 || !mass.isNum()) {
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return;
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}
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m_nourishment += mass.asNum();
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debug(std::cout << "Nourishment: " << m_nourishment
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<< std::endl << std::flush;);
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}
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void Plant::TickOperation(const Operation & op, OpVector & res)
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{
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debug(std::cout << "Plant::Tick(" << getId() << "," << m_type << ")"
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<< std::endl << std::flush;);
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// Use a value seeded from the ID, so it's always the same.
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WFMath::MTRand::instance.seed(getIntId());
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double jitter = WFMath::MTRand::instance.rand() * 10.;
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Tick tick_op;
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tick_op->setTo(getId());
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tick_op->setFutureSeconds(consts::basic_tick * m_speed + jitter);
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res.push_back(tick_op);
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// FIXME I don't like having to do this test, as its only required
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// during the unit tests.
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// Log an error perhaps?
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// FIXME This causes a character holding an uprooted plant to die.
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if (m_location.m_loc != 0) {
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Eat eat_op;
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eat_op->setTo(m_location.m_loc->getId());
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res.push_back(eat_op);
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}
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// The update op will broadcast notification for all properties that
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// are marked flag_unsent
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Update update;
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update->setTo(getId());
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res.push_back(update);
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StatusProperty * status = requirePropertyClass<StatusProperty>("status", 1);
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double & new_status = status->data();
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status->setFlags(flag_unsent);
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if (m_nourishment <= 0) {
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new_status -= 0.1;
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} else {
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new_status += 0.1;
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if (new_status > 1.) {
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new_status = 1.;
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}
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Property<double> * mass_prop = requirePropertyClass<Property<double> >("mass", 0.);
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double & mass = mass_prop->data();
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double old_mass = mass;
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mass += m_nourishment;
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m_nourishment = 0;
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Element maxmass_attr;
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if (getAttrType("maxmass", maxmass_attr, Element::TYPE_FLOAT) == 0) {
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mass = std::min(mass, maxmass_attr.Float());
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}
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PropertyBase * biomass = modPropertyType<double>("biomass");
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if (biomass != 0) {
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biomass->set(mass);
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biomass->setFlags(flag_unsent);
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}
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BBox & bbox = m_location.m_bBox;
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// FIXME Handle the bbox without needing the Set operation.
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if (old_mass != 0 && bbox.isValid()) {
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float scale = (float)(mass / old_mass);
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float height_scale = std::pow(scale, 0.33333f);
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debug(std::cout << "scale " << scale << ", " << height_scale
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<< std::endl << std::flush;);
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debug(std::cout << "Old " << bbox << std::endl << std::flush;);
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// FIXME Rammming in a bbox without checking if its valid.
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bbox = BBox(Point3D(bbox.lowCorner().x() * height_scale,
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bbox.lowCorner().y() * height_scale,
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bbox.lowCorner().z() * height_scale),
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Point3D(bbox.highCorner().x() * height_scale,
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bbox.highCorner().y() * height_scale,
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bbox.highCorner().z() * height_scale));
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debug(std::cout << "New " << bbox << std::endl << std::flush;);
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BBoxProperty * box_property = modPropertyClass<BBoxProperty>("bbox");
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if (box_property != 0) {
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box_property->data() = bbox;
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} else {
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log(ERROR, String::compose("Plant %1 type \"%2\" has a valid "
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"bbox, but no bbox property",
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getIntId(), getType()->name()));
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}
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}
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}
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Property<int> * fruits_prop = modPropertyType<int>("fruits");
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if (fruits_prop != 0 && dropFruit(res, fruits_prop) != -1) {
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int & fruits = fruits_prop->data();
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Element fruitChance;
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Element sizeAdult;
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if (getAttrType("fruitChance", fruitChance, Element::TYPE_INT) &&
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getAttrType("sizeAdult", sizeAdult, Element::TYPE_FLOAT) &&
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m_location.bBox().isValid() &&
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(m_location.bBox().highCorner().z() > sizeAdult.Float())) {
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if (randint(1, fruitChance.Int()) == 1) {
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fruits++;
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fruits_prop->set(fruits);
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fruits_prop->setFlags(flag_unsent);
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}
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}
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}
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}
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void Plant::TouchOperation(const Operation & op, OpVector & res)
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{
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debug(std::cout << "Plant::Touch(" << getId() << "," << m_type << ")"
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<< std::endl << std::flush;);
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debug(std::cout << "Checking for drop"
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<< std::endl << std::flush;);
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Property<int> * fruits_prop = modPropertyType<int>("fruits");
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if (fruits_prop != 0 && dropFruit(res, fruits_prop) > 0) {
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Update update;
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update->setTo(getId());
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res.push_back(update);
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}
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}
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