colobot/src/object/auto/autoradar.cpp

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/*
* This file is part of the Colobot: Gold Edition source code
* Copyright (C) 2001-2014, Daniel Roux, EPSITEC SA & TerranovaTeam
* http://epsiteс.ch; http://colobot.info; http://github.com/colobot
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see http://gnu.org/licenses
*/
#include "object/auto/autoradar.h"
#include "math/geometry.h"
#include "object/object_manager.h"
#include "object/old_object.h"
#include "ui/interface.h"
#include "ui/window.h"
#include "ui/gauge.h"
// Object's constructor.
CAutoRadar::CAutoRadar(COldObject* object) : CAuto(object)
{
Init();
m_phase = ARAP_WAIT;
m_totalDetect = 0;
}
// Object's destructor.
CAutoRadar::~CAutoRadar()
{
}
// Destroys the object.
void CAutoRadar::DeleteObject(bool bAll)
{
CAuto::DeleteObject(bAll);
}
// Initialize the object.
void CAutoRadar::Init()
{
m_phase = ARAP_SEARCH;
m_progress = 0.0f;
m_speed = 1.0f/3.0f;
m_aTime = 0.0f;
m_time = 0.0f;
m_timeVirus = 0.0f;
}
// Management of an event.
bool CAutoRadar::EventProcess(const Event &event)
{
Math::Vector pos, ePos;
float speed, angle, prog, freq, ampl;
CAuto::EventProcess(event);
if ( m_engine->GetPause() ) return true;
if ( event.type != EVENT_FRAME ) return true;
if ( m_phase == ARAP_WAIT ) return true;
m_progress += event.rTime*m_speed;
m_aTime += event.rTime;
m_timeVirus -= event.rTime;
if ( m_object->GetVirusMode() ) // contaminated by a virus?
{
if ( m_timeVirus <= 0.0f )
{
m_timeVirus = 0.1f+Math::Rand()*0.3f;
angle = m_object->GetPartRotationY(1);
angle += (Math::Rand()-0.2f)*0.5f;
m_object->SetPartRotationY(1, angle);
angle = m_object->GetPartRotationY(2);
angle += (Math::Rand()-0.8f)*1.0f;
m_object->SetPartRotationY(2, angle);
m_object->SetPartRotationX(3, (Math::Rand()-0.5f)*0.3f);
m_totalDetect = static_cast< int >(Math::Rand()*10.0f);
UpdateInterface();
}
return true;
}
if ( m_phase == ARAP_SEARCH )
{
if ( m_progress < 1.0f )
{
speed = Math::Min(10.0f, m_progress*50.0f);
angle = m_object->GetPartRotationY(1);
angle += event.rTime*speed;
m_object->SetPartRotationY(1, angle);
}
else
{
if ( !SearchEnemy(ePos) )
{
m_phase = ARAP_SEARCH;
m_progress = 10.0f/50.0f; // full speed immediately
m_speed = 1.0f/3.0f;
}
else
{
pos = m_object->GetPosition();
m_start = m_object->GetPartRotationY(1);
m_angle = m_start-Math::NormAngle(m_start)+Math::PI*2.0f;
m_angle += Math::RotateAngle(pos.x-ePos.x, ePos.z-pos.z);
m_angle += Math::PI-m_object->GetRotationY();
m_phase = ARAP_SHOW;
m_progress = 0.0f;
m_speed = 1.0f/(fabs(m_angle-m_start)/10.0f);
}
}
}
if ( m_phase == ARAP_SHOW )
{
if ( m_progress < 1.0f )
{
angle = m_start + (m_angle-m_start)*m_progress;
m_object->SetPartRotationY(1, angle);
}
else
{
m_sound->Play(SOUND_RADAR, m_object->GetPosition());
m_phase = ARAP_SINUS;
m_progress = 0.0f;
m_speed = 1.0f/4.0f;
m_time = 0.0f;
}
}
if ( m_phase == ARAP_SINUS )
{
if ( m_progress < 1.0f )
{
prog = Math::Min(1.0f, m_progress*2.0f);
freq = 16.0f*(prog+1.0f);
ampl = 0.2f-prog*0.2f;
angle = m_angle + sinf(m_time*freq)*ampl;
m_object->SetPartRotationY(1, angle);
}
else
{
m_phase = ARAP_SEARCH;
m_progress = 0.0f;
m_speed = 1.0f/3.0f;
}
}
angle = -m_aTime*2.0f;
m_object->SetPartRotationY(2, angle);
angle = sinf(m_aTime*4.0f)*0.3f;
m_object->SetPartRotationX(3, angle);
return true;
}
// Returns an error due the state of the automation.
Error CAutoRadar::GetError()
{
if ( m_object->GetVirusMode() )
{
return ERR_BAT_VIRUS;
}
return ERR_OK;
}
// Creates all the interface when the object is selected.
bool CAutoRadar::CreateInterface(bool bSelect)
{
Ui::CWindow* pw;
Math::Point pos, dim, ddim;
float ox, oy, sx, sy;
CAuto::CreateInterface(bSelect);
if ( !bSelect ) return true;
pw = static_cast< Ui::CWindow* >(m_interface->SearchControl(EVENT_WINDOW0));
if ( pw == 0 ) return false;
ox = 3.0f/640.0f;
oy = 3.0f/480.0f;
sx = 33.0f/640.0f;
sy = 33.0f/480.0f;
pos.x = ox+sx*7.0f;
pos.y = oy+sy*0.6f;
dim.x = 160.0f/640.0f;
dim.y = 26.0f/480.0f;
pw->CreateGauge(pos, dim, 1, EVENT_OBJECT_GRADAR);
pos.x = ox+sx*0.0f;
pos.y = oy+sy*0;
ddim.x = 66.0f/640.0f;
ddim.y = 66.0f/480.0f;
pw->CreateGroup(pos, ddim, 105, EVENT_OBJECT_TYPE);
UpdateInterface();
return true;
}
// Updates the status of all interface buttons.
void CAutoRadar::UpdateInterface()
{
Ui::CWindow* pw;
Ui::CGauge* pg;
float level;
if ( !m_object->GetSelect() ) return;
CAuto::UpdateInterface();
pw = static_cast< Ui::CWindow* >(m_interface->SearchControl(EVENT_WINDOW0));
if ( pw == 0 ) return;
pg = static_cast< Ui::CGauge* >(pw->SearchControl(EVENT_OBJECT_GRADAR));
if ( pg != 0 )
{
level = static_cast< float >(m_totalDetect*(1.0f/8.0f));
if ( level > 1.0f ) level = 1.0f;
pg->SetLevel(level);
}
}
// Seeking the position of an enemy.
bool CAutoRadar::SearchEnemy(Math::Vector &pos)
{
Math::Vector iPos = m_object->GetPosition();
float min = 1000000.0f;
m_totalDetect = 0;
CObject* best = nullptr;
for (CObject* obj : CObjectManager::GetInstancePointer()->GetAllObjects())
{
if ( !obj->GetActive() ) continue;
ObjectType oType = obj->GetType();
if ( oType != OBJECT_ANT &&
oType != OBJECT_SPIDER &&
oType != OBJECT_BEE &&
oType != OBJECT_WORM &&
oType != OBJECT_MOTHER ) continue;
m_totalDetect ++;
Math::Vector oPos = obj->GetPosition();
float distance = Math::Distance(oPos, iPos);
if ( distance < min )
{
min = distance;
best = obj;
}
}
UpdateInterface();
if ( best == nullptr ) return false;
pos = best->GetPosition();
return true;
}