ObjectEntry.h

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/* Copyright (C) 2023 Wildfire Games.
 * This file is part of 0 A.D.
 *
 * 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
 * the Free Software Foundation, either version 2 of the License, or
 * (at your option) any later version.
 *
 * 0 A.D. 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 0 A.D.  If not, see <http://www.gnu.org/licenses/>.
 */
 
#ifndef INCLUDED_OBJECTENTRY
#define INCLUDED_OBJECTENTRY
 
#include "graphics/Color.h"
#include "graphics/ObjectBase.h"
#include "lib/file/vfs/vfs_path.h"
#include "ps/CStr.h"
 
#include <map>
#include <memory>
#include <set>
#include <vector>
 
class CModelAbstract;
class CSkeletonAnim;
class CObjectBase;
class CObjectManager;
class CSimulation2;
 
class CObjectEntry
{
    NONCOPYABLE(CObjectEntry);
 
public:
    CObjectEntry(const std::shared_ptr<CObjectBase>& base, const CSimulation2& simulation);
    ~CObjectEntry();
 
    // Construct this actor, using the specified variation selections
    bool BuildVariation(const std::vector<const std::set<CStr>*>& completeSelections,
        const std::vector<u8>& variationKey, CObjectManager& objectManager);
 
    // Base actor. Contains all the things that don't change between
    // different variations of the actor.
    std::shared_ptr<CObjectBase> m_Base;
 
    // samplers list
    std::vector<CObjectBase::Samp> m_Samplers;
    // model name
    VfsPath m_ModelName;
    // color (used when doing alpha-channel coloring, but not doing player-color)
    CColor m_Color;
        // (probable TODO: make color a per-model thing, rather than per-objectEntry,
        // so we can have lots of color variations without wasting memory on
        // lots of objectEntries)
 
    std::wstring m_ProjectileModelName;
 
    /**
     * Returns a randomly-chosen animation matching the given ID, or animationName if ID is empty.
     * The chosen animation is picked randomly from the GetAnimations list
     * with the frequencies as weights (if there are any defined).
     * This method should always return an animation
     */
    CSkeletonAnim* GetRandomAnimation(const CStr& animationName, const CStr& ID = "") const;
 
    /**
     * Returns all the animations matching the given ID or animationName if ID is empty.
     * If none found returns Idle animations (which are always added)
     */
    std::vector<CSkeletonAnim*> GetAnimations(const CStr& animationName, const CStr& ID = "") const;
 
    // corresponding model
    std::unique_ptr<CModelAbstract> m_Model;
 
private:
    const CSimulation2& m_Simulation;
 
    using SkeletonAnimMap = std::multimap<CStr, std::unique_ptr<CSkeletonAnim>>;
    SkeletonAnimMap m_Animations;
        // TODO: something more memory-efficient than storing loads of similar strings for each unit?
};
 
#endif // INCLUDED_OBJECTENTRY