/src/object/task/taskshield.cpp
C++ | 557 lines | 418 code | 110 blank | 29 comment | 93 complexity | 7d83959848b017fe445842b03477b69a MD5 | raw file
- // * This file is part of the COLOBOT source code
- // * Copyright (C) 2001-2008, Daniel ROUX & EPSITEC SA, www.epsitec.ch
- // *
- // * 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://www.gnu.org/licenses/.
- // taskshield.cpp
- #include "object/task/taskshield.h"
- #include "common/iman.h"
- #include "graphics/core/light.h"
- #include "graphics/engine/particle.h"
- #include "graphics/engine/lightman.h"
- #include "math/geometry.h"
- #include "object/brain.h"
- #include "physics/physics.h"
- #include <string.h>
- const float ENERGY_TIME = 20.0f; // maximum duration if full battery
- // Object's constructor.
- CTaskShield::CTaskShield(CInstanceManager* iMan, CObject* object)
- : CTask(iMan, object)
- {
- m_rankSphere = -1;
- m_soundChannel = -1;
- m_effectLight = -1;
- }
- // Object's destructor.
- CTaskShield::~CTaskShield()
- {
- Abort();
- }
- // Management of an event.
- bool CTaskShield::EventProcess(const Event &event)
- {
- CObject* power;
- Math::Matrix* mat;
- Math::Matrix matrix;
- Math::Vector pos, speed, goal, angle;
- Gfx::Color color;
- Math::Point dim;
- float energy;
- if ( m_engine->GetPause() ) return true;
- if ( event.type != EVENT_FRAME ) return true;
- if ( m_bError ) return false;
- m_progress += event.rTime*m_speed; // others advance
- m_time += event.rTime;
- m_delay -= event.rTime;
- mat = m_object->GetWorldMatrix(0);
- pos = Math::Vector(7.0f, 15.0f, 0.0f);
- pos = Math::Transform(*mat, pos); // sphere position
- m_shieldPos = pos;
- if ( m_rankSphere != -1 )
- {
- m_particle->SetPosition(m_rankSphere, m_shieldPos);
- dim.x = GetRadius();
- dim.y = dim.x;
- m_particle->SetDimension(m_rankSphere, dim);
- }
- if ( m_phase == TS_UP1 )
- {
- pos.x = 7.0f;
- pos.y = 4.5f+Math::Bounce(m_progress)*3.0f;
- pos.z = 0.0f;
- m_object->SetPosition(2, pos);
- }
- if ( m_phase == TS_UP2 )
- {
- pos.x = 0.0f;
- pos.y = 1.0f+Math::Bounce(m_progress)*3.0f;
- pos.z = 0.0f;
- m_object->SetPosition(3, pos);
- }
- if ( m_phase == TS_SHIELD )
- {
- energy = (1.0f/ENERGY_TIME)*event.rTime;
- energy *= GetRadius()/RADIUS_SHIELD_MAX;
- power = m_object->GetPower();
- if ( power != 0 )
- {
- power->SetEnergy(power->GetEnergy()-energy/power->GetCapacity());
- }
- m_energyUsed += energy;
- if ( m_soundChannel == -1 )
- {
- m_soundChannel = m_sound->Play(SOUND_SHIELD, m_shieldPos, 0.5f, 0.5f, true);
- m_sound->AddEnvelope(m_soundChannel, 1.0f, 1.0f, 2.0f, SOPER_CONTINUE);
- m_sound->AddEnvelope(m_soundChannel, 1.0f, 1.0f, 1.0f, SOPER_LOOP);
- }
- else
- {
- m_sound->Position(m_soundChannel, m_shieldPos);
- }
- pos = m_shieldPos;
- pos.y += GetRadius()*(2.0f+sinf(m_time*9.0f)*0.2f);
- if ( m_effectLight == -1 )
- {
- CreateLight(pos);
- }
- else
- {
- m_lightMan->SetLightPos(m_effectLight, pos);
- color.r = 0.0f+sinf(m_time*33.2f)*0.2f;
- color.g = 0.5f+sinf(m_time*20.0f)*0.5f;
- color.b = 0.5f+sinf(m_time*21.3f)*1.0f;
- color.a = 0.0f;
- m_lightMan->SetLightColor(m_effectLight, color);
- }
- if ( m_lastParticle+m_engine->ParticleAdapt(0.05f) <= m_time )
- {
- m_lastParticle = m_time;
- pos = m_shieldPos;
- pos.x += (Math::Rand()-0.5f)*5.0f;
- pos.z += (Math::Rand()-0.5f)*5.0f;
- speed.x = (Math::Rand()-0.5f)*0.0f;
- speed.z = (Math::Rand()-0.5f)*0.0f;
- speed.y = Math::Rand()*15.0f;
- dim.x = Math::Rand()*6.0f+4.0f;
- dim.y = dim.x;
- m_particle->CreateParticle(pos, speed, dim, Gfx::PARTIBLUE, 1.0f, 0.0f, 0.0f);
- }
- if ( m_lastRay+m_engine->ParticleAdapt(0.05f) <= m_time )
- {
- m_lastRay = m_time;
- pos = m_shieldPos;
- dim.x = GetRadius()/20.0f;
- dim.y = dim.x;
- angle.x = (Math::Rand()-0.5f)*Math::PI*1.2f;
- angle.y = 0.0f;
- angle.z = (Math::Rand()-0.5f)*Math::PI*1.2f;
- Math::LoadRotationXZYMatrix(matrix, angle);
- goal = Math::Transform(matrix, Math::Vector(0.0f, GetRadius()-dim.x, 0.0f));
- goal += pos;
- m_particle->CreateRay(pos, goal, Gfx::PARTIRAY2, dim, 0.3f);
- }
- if ( m_lastIncrease+0.2f <= m_time )
- {
- m_lastIncrease = m_time;
- IncreaseShield();
- }
- }
- if ( m_phase == TS_SMOKE )
- {
- if ( m_soundChannel != -1 )
- {
- m_sound->FlushEnvelope(m_soundChannel);
- m_sound->AddEnvelope(m_soundChannel, 0.5f, 0.5f, 2.0f, SOPER_STOP);
- m_soundChannel = -1;
- }
- if ( m_lastParticle+m_engine->ParticleAdapt(0.05f) <= m_time )
- {
- m_lastParticle = m_time;
- pos = m_shieldPos;
- pos.x += (Math::Rand()-0.5f)*5.0f;
- pos.z += (Math::Rand()-0.5f)*5.0f;
- speed.x = (Math::Rand()-0.5f)*3.0f;
- speed.z = (Math::Rand()-0.5f)*3.0f;
- speed.y = (Math::Rand()-0.5f)*3.0f;
- dim.x = Math::Rand()*1.5f+2.0f;
- dim.y = dim.x;
- m_particle->CreateParticle(pos, speed, dim, Gfx::PARTISMOKE3, 4.0f);
- }
- }
- if ( m_phase == TS_DOWN1 )
- {
- pos.x = 0.0f;
- pos.y = 1.0f+(1.0f-Math::Bounce(m_progress))*3.0f;
- pos.z = 0.0f;
- m_object->SetPosition(3, pos);
- }
- if ( m_phase == TS_DOWN2 )
- {
- pos.x = 7.0f;
- pos.y = 4.5f+(1.0f-Math::Bounce(m_progress))*3.0f;
- pos.z = 0.0f;
- m_object->SetPosition(2, pos);
- }
- return true;
- }
- // Deploys the shield.
- // The period is only useful with TSM_UP!
- Error CTaskShield::Start(TaskShieldMode mode, float delay)
- {
- CObject* power;
- Math::Matrix* mat;
- Math::Vector pos, iPos, oPos, speed;
- ObjectType type;
- float energy;
- if ( mode == TSM_DOWN )
- {
- return Stop();
- }
- if ( mode == TSM_UPDATE )
- {
- if ( m_object->GetSelect() )
- {
- m_brain->UpdateInterface();
- }
- return ERR_OK;
- }
- type = m_object->GetType();
- if ( type != OBJECT_MOBILErs ) return ERR_SHIELD_VEH;
- m_bError = true; // operation impossible
- if ( !m_physics->GetLand() ) return ERR_SHIELD_VEH;
- power = m_object->GetPower();
- if ( power == 0 ) return ERR_SHIELD_ENERGY;
- energy = power->GetEnergy();
- if ( energy == 0.0f ) return ERR_SHIELD_ENERGY;
- mat = m_object->GetWorldMatrix(0);
- pos = Math::Vector(7.0f, 15.0f, 0.0f);
- pos = Transform(*mat, pos); // sphere position
- m_shieldPos = pos;
- m_sound->Play(SOUND_PSHHH2, m_shieldPos, 1.0f, 0.7f);
- m_phase = TS_UP1;
- m_progress = 0.0f;
- m_speed = 1.0f/1.0f;
- m_time = 0.0f;
- m_delay = delay;
- m_lastParticle = 0.0f;
- m_lastRay = 0.0f;
- m_lastIncrease = 0.0f;
- m_energyUsed = 0.0f;
- m_bError = false; // ok
- if ( m_object->GetSelect() )
- {
- m_brain->UpdateInterface();
- }
- //? m_camera->StartCentering(m_object, Math::PI*0.85f, -Math::PI*0.15f, GetRadius()+40.0f, 3.0f);
- return ERR_OK;
- }
- // Returns the shield.
- Error CTaskShield::Stop()
- {
- float time;
- if ( m_phase == TS_SHIELD )
- {
- m_object->SetShieldRadius(0.0f);
- if ( m_rankSphere != -1 )
- {
- m_particle->SetPhase(m_rankSphere, Gfx::PARPHEND, 3.0f);
- m_rankSphere = -1;
- }
- if ( m_effectLight != -1 )
- {
- m_lightMan->DeleteLight(m_effectLight);
- m_effectLight = -1;
- }
- time = m_energyUsed*4.0f;
- if ( time < 1.0f ) time = 1.0f;
- if ( time > 4.0f ) time = 4.0f;
- m_phase = TS_SMOKE;
- m_speed = 1.0f/time;
- m_camera->StopCentering(m_object, 4.0f);
- if ( m_object->GetSelect() )
- {
- m_brain->UpdateInterface();
- }
- return ERR_CONTINUE;
- }
- return ERR_OK;
- }
- // Indicates whether the action is finished.
- Error CTaskShield::IsEnded()
- {
- CObject* power;
- Math::Vector pos, speed;
- Math::Point dim;
- float energy;
- if ( m_engine->GetPause() ) return ERR_CONTINUE;
- if ( m_bError ) return ERR_STOP;
- if ( m_phase == TS_SHIELD )
- {
- m_object->SetShieldRadius(GetRadius());
- power = m_object->GetPower();
- if ( power == 0 )
- {
- energy = 0.0f;
- }
- else
- {
- energy = power->GetEnergy();
- }
- if ( energy == 0.0f || m_delay <= 0.0f )
- {
- Stop();
- }
- return ERR_CONTINUE;
- }
- if ( m_progress < 1.0f ) return ERR_CONTINUE;
- m_progress = 0.0f;
- if ( m_phase == TS_UP1 )
- {
- pos.x = 7.0f;
- pos.y = 4.5f+3.0f;
- pos.z = 0.0f;
- m_object->SetPosition(2, pos);
- m_sound->Play(SOUND_PSHHH2, m_shieldPos, 1.0f, 1.0f);
- m_phase = TS_UP2;
- m_speed = 1.0f/0.8f;
- return ERR_CONTINUE;
- }
- if ( m_phase == TS_UP2 )
- {
- pos.x = 0.0f;
- pos.y = 1.0f+3.0f;
- pos.z = 0.0f;
- m_object->SetPosition(3, pos);
- m_object->SetShieldRadius(GetRadius());
- pos = m_shieldPos;
- speed = Math::Vector(0.0f, 0.0f, 0.0f);
- dim.x = GetRadius();
- dim.y = dim.x;
- m_rankSphere = m_particle->CreateParticle(pos, speed, dim, Gfx::PARTISPHERE3, 2.0f, 0.0f, 0.0f);
- m_phase = TS_SHIELD;
- m_speed = 1.0f/999.9f;
- if ( m_object->GetSelect() )
- {
- m_brain->UpdateInterface();
- }
- return ERR_CONTINUE;
- }
- if ( m_phase == TS_SMOKE )
- {
- m_sound->Play(SOUND_PSHHH2, m_shieldPos, 1.0f, 1.0f);
- m_phase = TS_DOWN1;
- m_speed = 1.0f/0.8f;
- return ERR_CONTINUE;
- }
- if ( m_phase == TS_DOWN1 )
- {
- m_sound->Play(SOUND_PSHHH2, m_shieldPos, 1.0f, 0.7f);
- m_phase = TS_DOWN2;
- m_speed = 1.0f/1.0f;
- return ERR_CONTINUE;
- }
- Abort();
- return ERR_STOP;
- }
- // Indicates whether the action is pending.
- bool CTaskShield::IsBusy()
- {
- if ( m_phase == TS_SHIELD )
- {
- return false;
- }
- return true;
- }
- // Suddenly ends the current action.
- bool CTaskShield::Abort()
- {
- Math::Vector pos;
- m_object->SetShieldRadius(0.0f);
- pos.x = 7.0f;
- pos.y = 4.5f;
- pos.z = 0.0f;
- m_object->SetPosition(2, pos);
- pos.x = 0.0f;
- pos.y = 1.0f;
- pos.z = 0.0f;
- m_object->SetPosition(3, pos);
- if ( m_soundChannel != -1 )
- {
- m_sound->FlushEnvelope(m_soundChannel);
- m_sound->AddEnvelope(m_soundChannel, 0.5f, 0.5f, 2.0f, SOPER_STOP);
- m_soundChannel = -1;
- }
- if ( m_rankSphere != -1 )
- {
- m_particle->SetPhase(m_rankSphere, Gfx::PARPHEND, 3.0f);
- m_rankSphere = -1;
- }
- if ( m_effectLight != -1 )
- {
- m_lightMan->DeleteLight(m_effectLight);
- m_effectLight = -1;
- }
- m_camera->StopCentering(m_object, 2.0f);
- return true;
- }
- // Creates the light to accompany a pyrotechnic effect.
- bool CTaskShield::CreateLight(Math::Vector pos)
- {
- Gfx::Light light;
- if ( !m_engine->GetLightMode() ) return true;
- memset(&light, 0, sizeof(light));
- light.type = Gfx::LIGHT_SPOT;
- light.diffuse.r = 0.0f;
- light.diffuse.g = 1.0f;
- light.diffuse.b = 2.0f;
- light.position.x = pos.x;
- light.position.y = pos.y;
- light.position.z = pos.z;
- light.direction.x = 0.0f;
- light.direction.y = -1.0f; // against the bottom
- light.direction.z = 0.0f;
- light.spotIntensity = 128;
- light.attenuation0 = 1.0f;
- light.attenuation1 = 0.0f;
- light.attenuation2 = 0.0f;
- light.spotAngle = 90.0f*Math::PI/180.0f;
- m_effectLight = m_lightMan->CreateLight();
- if ( m_effectLight == -1 ) return false;
- m_lightMan->SetLight(m_effectLight, light);
- m_lightMan->SetLightIntensity(m_effectLight, 1.0f);
- return true;
- }
- // Repaired the shielded objects within the sphere of the shield.
- void CTaskShield::IncreaseShield()
- {
- ObjectType type;
- CObject* pObj;
- Math::Vector oPos;
- float dist, shield;
- int i;
- for ( i=0 ; i<1000000 ; i++ )
- {
- pObj = static_cast<CObject*>(m_iMan->SearchInstance(CLASS_OBJECT, i));
- if ( pObj == 0 ) break;
- type = pObj->GetType();
- if ( type == OBJECT_MOTHER ||
- type == OBJECT_ANT ||
- type == OBJECT_SPIDER ||
- type == OBJECT_BEE ||
- type == OBJECT_WORM ) continue;
- oPos = pObj->GetPosition(0);
- dist = Math::Distance(oPos, m_shieldPos);
- if ( dist <= GetRadius()+10.0f )
- {
- shield = pObj->GetShield();
- shield += 0.1f;
- if ( shield > 1.0f ) shield = 1.0f;
- pObj->SetShield(shield);
- }
- }
- }
- // Returns the radius of the shield.
- float CTaskShield::GetRadius()
- {
- return RADIUS_SHIELD_MIN + (RADIUS_SHIELD_MAX-RADIUS_SHIELD_MIN)*m_object->GetParam();
- }