VGearsAFile.h

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/*
 * Copyright (C) 2022 The V-Gears Team
 *
 * This file is part of V-Gears
 *
 * V-Gears is free software: you can redistribute it and/or modify it under
 * terms of the GNU General Public License as published by the Free Software
 * Foundation, version 3.0 (GPLv3) of the License.
 *
 * V-Gears 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.
 */
 
#pragma once
 
#include <OgreSkeleton.h>
#include <Ogre.h>
#include "common/TypeDefine.h"
#include "common/VGearsResource.h"
 
namespace VGears{
 
    class AFile : public Resource{
 
        public:
 
            AFile(
              Ogre::ResourceManager *creator, const String &name, Ogre::ResourceHandle handle,
              const String &group, bool is_manual = false, Ogre::ManualResourceLoader *loader = NULL
            );
 
            virtual ~AFile();
 
            static const Ogre::Real FRAME_DURATION;
 
            static const String RESOURCE_TYPE;
 
            void AddTo(Ogre::SkeletonPtr skeleton, const String &name) const;
 
            typedef std::vector<Ogre::Vector3> BoneRotationList;
 
            struct Frame{
 
                Ogre::Vector3 root_rotation;
 
                Ogre::Vector3 root_translation;
 
                BoneRotationList bone_rotations;
            };
 
            typedef std::vector<Frame> FrameList;
 
            FrameList& GetFrames(){return frames_;}
 
            void SetBoneCount(const uint32 bone_count);
 
        protected:
 
            virtual void loadImpl() override final;
 
            virtual void unloadImpl() override final;
 
            size_t CalculateSize() const;
 
            void SetFrameRotation(
              Ogre::TransformKeyFrame *key_frame,
              const Ogre::Vector3 &rotation
            ) const;
 
        private:
 
            uint32 bone_count_;
 
            FrameList frames_;
    };
 
    typedef Ogre::SharedPtr<AFile> AFilePtr;
}