colobot/colobot-base/object/task/taskflag.cpp

327 lines
7.9 KiB
C++

/*
* This file is part of the Colobot: Gold Edition source code
* Copyright (C) 2001-2023, Daniel Roux, EPSITEC SA & TerranovaTeam
* http://epsitec.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/task/taskflag.h"
#include "graphics/engine/engine.h"
#include "graphics/engine/particle.h"
#include "graphics/engine/pyro_manager.h"
#include "graphics/engine/water.h"
#include "math/geometry.h"
#include "object/object_manager.h"
#include "object/old_object.h"
#include "object/motion/motionhuman.h"
#include "physics/physics.h"
#include "sound/sound.h"
// Object's constructor.
CTaskFlag::CTaskFlag(COldObject* object) : CForegroundTask(object)
{
}
// Object's destructor.
CTaskFlag::~CTaskFlag()
{
}
// Management of an event.
bool CTaskFlag::EventProcess(const Event &event)
{
if ( m_bError ) return true;
if ( m_engine->GetPause() ) return true;
if ( event.type != EVENT_FRAME ) return true;
m_time += event.rTime;
ObjectType type = m_object->GetType();
if ( type == OBJECT_MOBILEfs ||
type == OBJECT_MOBILEts ||
type == OBJECT_MOBILEws ||
type == OBJECT_MOBILEis )
{
float angle = 110.0f*Math::PI/180.0f;
float diff = -10.0f*Math::PI/180.0f;
if ( m_time <= 0.5f )
{
m_object->SetPartRotationZ(1, angle+diff*m_time*2.0f);
}
else if ( m_time >= 1.5f && m_time < 2.0f )
{
m_object->SetPartRotationZ(1, angle+diff*(2.0f-m_time)*2.0f);
}
}
return true;
}
// Assigns the goal was achieved.
Error CTaskFlag::Start(TaskFlagOrder order, int rank)
{
glm::vec3 pos, speed;
Error err;
m_order = order;
m_time = 0.0f;
m_bError = true; // operation impossible
if ( !m_physics->GetLand() )
{
pos = m_object->GetPosition();
if ( pos.y < m_water->GetLevel() ) return ERR_FLAG_WATER;
return ERR_FLAG_FLY;
}
speed = m_physics->GetMotorSpeed();
if ( speed.x != 0.0f ||
speed.z != 0.0f ) return ERR_FLAG_MOTOR;
if (IsObjectCarryingCargo(m_object)) return ERR_FLAG_BUSY;
if ( order == TFL_CREATE )
{
err = CreateFlag(rank);
if ( err != ERR_OK ) return err;
}
if ( order == TFL_DELETE )
{
err = DeleteFlag();
if ( err != ERR_OK ) return err;
}
m_bError = false;
switch ( m_object->GetType() ) // sets/removes flag
{
case OBJECT_HUMAN:
case OBJECT_TECH:
m_motion->SetAction(MHS_FLAG);
break;
case OBJECT_MOBILEws:
case OBJECT_MOBILEts:
case OBJECT_MOBILEfs:
case OBJECT_MOBILEis:
{
int i = m_sound->Play(SOUND_MANIP, m_object->GetPosition(), 0.0f, 0.3f, true);
m_sound->AddEnvelope(i, 0.5f, 1.0f, 0.1f, SOPER_CONTINUE);
m_sound->AddEnvelope(i, 0.5f, 1.0f, 0.3f, SOPER_CONTINUE);
m_sound->AddEnvelope(i, 0.0f, 0.3f, 0.1f, SOPER_CONTINUE);
m_sound->AddEnvelope(i, 0.0f, 0.3f, 1.0f, SOPER_CONTINUE);
m_sound->AddEnvelope(i, 0.5f, 1.0f, 0.1f, SOPER_CONTINUE);
m_sound->AddEnvelope(i, 0.5f, 1.0f, 0.3f, SOPER_CONTINUE);
m_sound->AddEnvelope(i, 0.0f, 0.3f, 0.1f, SOPER_STOP);
break;
}
default:
break;
}
m_camera->StartCentering(m_object, Math::PI*0.3f, 99.9f, 0.0f, 0.5f);
return ERR_OK;
}
// Indicates whether the action is finished.
Error CTaskFlag::IsEnded()
{
if ( m_engine->GetPause() ) return ERR_CONTINUE;
if ( m_bError ) return ERR_STOP;
if ( m_time < 2.0f ) return ERR_CONTINUE;
Abort();
return ERR_STOP;
}
// Suddenly ends the current action.
bool CTaskFlag::Abort()
{
switch ( m_object->GetType() )
{
case OBJECT_HUMAN:
case OBJECT_TECH:
m_motion->SetAction(-1);
break;
case OBJECT_MOBILEws:
case OBJECT_MOBILEts:
case OBJECT_MOBILEfs:
case OBJECT_MOBILEis:
m_object->SetPartRotationZ(1, 110.0f*Math::PI/180.0f);
break;
default:
break;
}
m_camera->StopCentering(m_object, 2.0f);
return true;
}
// Returns the closest object to a given position.
CObject* CTaskFlag::SearchNearest(glm::vec3 pos, ObjectType type)
{
std::vector<ObjectType> types;
if(type == OBJECT_NULL)
{
types = {OBJECT_FLAGb, OBJECT_FLAGr, OBJECT_FLAGg, OBJECT_FLAGy, OBJECT_FLAGv};
}
else
{
types = {type};
}
return CObjectManager::GetInstancePointer()->FindNearest(nullptr, pos, types);
}
// Counts the number of existing objects.
int CTaskFlag::CountObject(ObjectType type)
{
int count = 0;
for (CObject* obj : CObjectManager::GetInstancePointer()->GetAllObjects())
{
ObjectType oType = obj->GetType();
if ( type == OBJECT_NULL )
{
if ( oType != OBJECT_FLAGb &&
oType != OBJECT_FLAGr &&
oType != OBJECT_FLAGg &&
oType != OBJECT_FLAGy &&
oType != OBJECT_FLAGv ) continue;
}
else
{
if ( oType != type ) continue;
}
count ++;
}
return count;
}
// Creates a color indicator.
Error CTaskFlag::CreateFlag(int rank)
{
ObjectType table[5] =
{
OBJECT_FLAGb,
OBJECT_FLAGr,
OBJECT_FLAGg,
OBJECT_FLAGy,
OBJECT_FLAGv,
};
glm::mat4 mat = m_object->GetWorldMatrix(0);
glm::vec3 pos;
switch ( m_object->GetType() )
{
case OBJECT_HUMAN:
case OBJECT_TECH:
pos = Math::Transform(mat, glm::vec3(4.0f, 0.0f, 0.0f));
break;
default:
pos = Math::Transform(mat, glm::vec3(6.0f, 0.0f, 0.0f));
break;
}
CObject* pObj = SearchNearest(pos, OBJECT_NULL);
if ( pObj != nullptr )
{
float dist = glm::distance(pos, pObj->GetPosition());
if ( dist < 10.0f )
{
return ERR_FLAG_PROXY;
}
}
ObjectType type = table[rank];
if ( CountObject(type) >= 5 )
{
return ERR_FLAG_CREATE;
}
float angle = 0.0f;
CObject* pNew = CObjectManager::GetInstancePointer()->CreateObject(pos, angle, type);
//pNew->SetScale(0.0f);
m_sound->Play(SOUND_WAYPOINT, pos);
m_engine->GetPyroManager()->Create(Gfx::PT_FLCREATE, pNew);
return ERR_OK;
}
// Deletes a color indicator.
Error CTaskFlag::DeleteFlag()
{
CObject* pObj;
glm::vec3 iPos, oPos;
float iAngle, angle, aLimit, dist;
iPos = m_object->GetPosition();
iAngle = m_object->GetRotationY();
iAngle = Math::NormAngle(iAngle); // 0..2*Math::PI
pObj = SearchNearest(iPos, OBJECT_NULL);
if ( pObj == nullptr )
{
return ERR_FLAG_DELETE;
}
dist = glm::distance(iPos, pObj->GetPosition());
if ( dist > 10.0f )
{
return ERR_FLAG_DELETE;
}
oPos = pObj->GetPosition();
angle = Math::RotateAngle(oPos.x-iPos.x, iPos.z-oPos.z); // CW !
aLimit = 45.0f*Math::PI/180.0f;
if ( !Math::TestAngle(angle, iAngle-aLimit, iAngle+aLimit) )
{
return ERR_FLAG_DELETE;
}
m_sound->Play(SOUND_WAYPOINT, iPos);
m_engine->GetPyroManager()->Create(Gfx::PT_FLDELETE, pObj);
return ERR_OK;
}