Differential D3787 Diff 16957 source/graphics/Unit.cpp

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source/graphics/Unit.cpp

/* Copyright (C) 2020 Wildfire Games.		/* Copyright (C) 2021 Wildfire Games.
* This file is part of 0 A.D.		* This file is part of 0 A.D.
*		*
* 0 A.D. is free software: you can redistribute it and/or modify		* 0 A.D. is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by		* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 2 of the License, or		* the Free Software Foundation, either version 2 of the License, or
* (at your option) any later version.		* (at your option) any later version.
*		*
* 0 A.D. is distributed in the hope that it will be useful,		* 0 A.D. is distributed in the hope that it will be useful,
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#include "Model.h"		#include "Model.h"
#include "ObjectBase.h"		#include "ObjectBase.h"
#include "ObjectEntry.h"		#include "ObjectEntry.h"
#include "ObjectManager.h"		#include "ObjectManager.h"
#include "SkeletonAnim.h"		#include "SkeletonAnim.h"
#include "SkeletonAnimDef.h"		#include "SkeletonAnimDef.h"
#include "UnitAnimation.h"		#include "UnitAnimation.h"

CUnit::CUnit(CObjectEntry* object, CObjectManager& objectManager,		CUnit::CUnit(CObjectManager& objectManager, const CActorDef& actor, uint32_t seed)
const std::set<CStr>& actorSelections, uint32_t seed)		: m_ID(INVALID_ENTITY), m_ObjectManager(objectManager), m_Actor(actor), m_Seed(seed), m_Animation(nullptr)
: m_Object(object), m_Model(object->m_Model->Clone()),
m_ID(INVALID_ENTITY), m_ActorSelections(actorSelections),
m_ObjectManager(objectManager), m_Seed(seed)
{		{
if (m_Model->ToCModel())
m_Animation = new CUnitAnimation(m_ID, m_Model->ToCModel(), m_Object);
else
m_Animation = NULL;
}		}

CUnit::~CUnit()		CUnit::~CUnit()
{		{
delete m_Animation;		delete m_Animation;
delete m_Model;		delete m_Model;
}		}

CUnit* CUnit::Create(const CStrW& actorName, uint32_t seed, const std::set<CStr>& selections, CObjectManager& objectManager)		CUnit* CUnit::Create(const CStrW& actorName, uint32_t seed, const std::set<CStr>& selections, CObjectManager& objectManager)
{		{
CObjectBase* base = objectManager.FindObjectBase(actorName);		CActorDef* actor = objectManager.FindActorDef(actorName);

if (! base)
return NULL;

std::set<CStr> actorSelections = base->CalculateRandomVariation(seed, selections);

std::vector<std::set<CStr> > selectionsVec;		if (!actor)
selectionsVec.push_back(actorSelections);		return nullptr;

CObjectEntry* obj = objectManager.FindObjectVariation(base, selectionsVec);		CUnit* unit = new CUnit(objectManager, *actor, seed);
		unit->SetActorSelections(selections); // Calls ReloadObject().
if (! obj)		if (!unit->m_Model)
return NULL;		{
		delete unit;
return new CUnit(obj, objectManager, actorSelections, seed);		return nullptr;
		}
		return unit;
}		}

void CUnit::UpdateModel(float frameTime)		void CUnit::UpdateModel(float frameTime)
{		{
if (m_Animation)		if (m_Animation)
m_Animation->Update(frameTime*1000.0f);		m_Animation->Update(frameTime*1000.0f);
}		}

Show All 29 Lines	void CUnit::SetActorSelections(const std::set<CStr>& selections)
ReloadObject();		ReloadObject();
}		}

void CUnit::ReloadObject()		void CUnit::ReloadObject()
{		{
std::set<CStr> entitySelections;		std::set<CStr> entitySelections;
for (const std::pair<const CStr, CStr>& selection : m_EntitySelections)		for (const std::pair<const CStr, CStr>& selection : m_EntitySelections)
entitySelections.insert(selection.second);		entitySelections.insert(selection.second);
std::vector<std::set<CStr> > selections;		std::vector<std::set<CStr>> selections;
selections.push_back(entitySelections);		selections.push_back(entitySelections);
selections.push_back(m_ActorSelections);		selections.push_back(m_ActorSelections);

// randomly select any remain selections necessary to completely identify a variation (e.g., the new selection		// randomly select any remain selections necessary to completely identify a variation (e.g., the new selection
// made might define some additional props that require a random variant choice). Also, FindObjectVariation		// made might define some additional props that require a random variant choice). Also, FindObjectVariation
// expects the selectors passed to it to be complete.		// expects the selectors passed to it to be complete.
// see http://trac.wildfiregames.com/ticket/979		// see http://trac.wildfiregames.com/ticket/979

		// If these selections give a different object, change this unit to use it
// Use the entity ID as randomization seed (same as when the unit was first created)		// Use the entity ID as randomization seed (same as when the unit was first created)
std::set<CStr> remainingSelections = m_Object->m_Base->CalculateRandomRemainingSelections(m_Seed, selections);		CObjectEntry* newObject = m_ObjectManager.FindObjectVariation(&m_Actor, selections, m_Seed);
if (!remainingSelections.empty())		if (!newObject)
selections.push_back(remainingSelections);		{
		LOGERROR("Error loading object variation (actor: %s)", m_Actor.GetPathname().string8());
		// Don't delete the unit, don't override our current (valid) state.
		return;
		}

// If these selections give a different object, change this unit to use it		if (!m_Object)
CObjectEntry* newObject = m_ObjectManager.FindObjectVariation(m_Object->m_Base, selections);		{
if (newObject && newObject != m_Object)		m_Object = newObject;
		m_Model = newObject->m_Model->Clone();
		if (m_Model->ToCModel())
		m_Animation = new CUnitAnimation(m_ID, m_Model->ToCModel(), m_Object);
		}
		else if (m_Object && newObject != m_Object)
{		{
// Clone the new object's base (non-instance) model		// Clone the new object's base (non-instance) model
CModelAbstract* newModel = newObject->m_Model->Clone();		CModelAbstract* newModel = newObject->m_Model->Clone();

// Copy the old instance-specific settings from the old model to the new instance		// Copy the old instance-specific settings from the old model to the new instance
newModel->SetTransform(m_Model->GetTransform());		newModel->SetTransform(m_Model->GetTransform());
newModel->SetPlayerID(m_Model->GetPlayerID());		newModel->SetPlayerID(m_Model->GetPlayerID());
if (newModel->ToCModel() && m_Model->ToCModel())		if (newModel->ToCModel() && m_Model->ToCModel())
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