61 lines
1.6 KiB
C++
61 lines
1.6 KiB
C++
#pragma once
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#include "math.hpp"
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#include <map>
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#include <functional>
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namespace basalt::shared::anime_loader {
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//struct KeyFrame {
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// math::Index frame_index;
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// math::Matrix4x4 transform;
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//};
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//struct KeyFrameCompare {
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// bool operator()(const KeyFrame& lhs, const KeyFrame& rhs) const { return lhs.time < rhs.time; }
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//};
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struct KeyFrame {
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math::Vector3 position;
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math::Quaternion rotation;
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};
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struct KeyFrameSpan {
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math::FloatPoint prev_time; ///< 归一化的到前一帧的时间，即两者加起来为1。
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math::FloatPoint next_time; ///< 归一化的到后一帧的时间，即两者加起来为1。
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math::Vector3 prev_position; ///< 前一帧的摄像机坐标。
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math::Vector3 next_position; ///< 后一帧的摄像机坐标。
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math::Quaternion prev_rotation; ///< 前一帧的摄像机旋转。
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math::Quaternion next_rotation; ///< 后一帧的摄像机旋转。
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};
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enum class AnimeLoaderStatus {
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Ready,
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Loaded,
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};
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/**
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* @brief
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* @details
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* \li 摄像机的transform基于Blender坐标系。
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* \li 摄像机的默认状态与Blender摄像机一致，即初始指向-Z，+Y Up。
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*/
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class IAnimeLoader {
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public:
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IAnimeLoader();
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virtual ~IAnimeLoader();
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public:
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void load();
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KeyFrameSpan tick();
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protected:
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virtual void internal_load();
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protected:
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AnimeLoaderStatus status;
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math::Index time, last_index;
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std::map<math::Index, KeyFrame> frames;
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};
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} // namespace basalt::shared::anime_loader
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