631 lines
15 KiB
C++
631 lines
15 KiB
C++
#pragma once
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#include <vector>
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#include <string>
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#include <memory>
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#include <iostream>
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#include <fstream>
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#include "MMDCpp14.h"
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namespace pmd
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{
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/// ヘッダ
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class PmdHeader
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{
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public:
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/// モデル名
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std::string name;
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/// モデル名(英語)
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std::string name_english;
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/// コメント
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std::string comment;
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/// コメント(英語)
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std::string comment_english;
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bool Read(std::ifstream* stream)
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{
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char buffer[256];
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stream->read(buffer, 20);
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name = std::string(buffer);
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stream->read(buffer, 256);
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comment = std::string(buffer);
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return true;
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}
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bool ReadExtension(std::ifstream* stream)
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{
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char buffer[256];
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stream->read(buffer, 20);
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name_english = std::string(buffer);
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stream->read(buffer, 256);
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comment_english = std::string(buffer);
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return true;
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}
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};
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/// 頂点
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class PmdVertex
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{
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public:
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/// 位置
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float position[3];
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/// 法線
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float normal[3];
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/// UV座標
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float uv[2];
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/// 関連ボーンインデックス
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uint16_t bone_index[2];
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/// ボーンウェイト
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uint8_t bone_weight;
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/// エッジ不可視
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bool edge_invisible;
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bool Read(std::ifstream* stream)
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{
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stream->read((char*) position, sizeof(float) * 3);
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stream->read((char*) normal, sizeof(float) * 3);
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stream->read((char*) uv, sizeof(float) * 2);
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stream->read((char*) bone_index, sizeof(uint16_t) * 2);
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stream->read((char*) &bone_weight, sizeof(uint8_t));
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stream->read((char*) &edge_invisible, sizeof(uint8_t));
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return true;
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}
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};
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/// 材質
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class PmdMaterial
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{
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public:
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/// 減衰色
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float diffuse[4];
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/// 光沢度
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float power;
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/// 光沢色
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float specular[3];
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/// 環境色
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float ambient[3];
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/// トーンインデックス
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uint8_t toon_index;
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/// エッジ
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uint8_t edge_flag;
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/// インデックス数
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uint32_t index_count;
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/// テクスチャファイル名
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std::string texture_filename;
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/// スフィアファイル名
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std::string sphere_filename;
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bool Read(std::ifstream* stream)
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{
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char buffer[20];
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stream->read((char*) &diffuse, sizeof(float) * 4);
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stream->read((char*) &power, sizeof(float));
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stream->read((char*) &specular, sizeof(float) * 3);
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stream->read((char*) &ambient, sizeof(float) * 3);
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stream->read((char*) &toon_index, sizeof(uint8_t));
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stream->read((char*) &edge_flag, sizeof(uint8_t));
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stream->read((char*) &index_count, sizeof(uint32_t));
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stream->read((char*) &buffer, sizeof(char) * 20);
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char* pstar = strchr(buffer, '*');
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if (NULL == pstar)
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{
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texture_filename = std::string(buffer);
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sphere_filename.clear();
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}
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else {
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*pstar = (char)NULL;
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texture_filename = std::string(buffer);
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sphere_filename = std::string(pstar+1);
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}
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return true;
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}
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};
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enum class BoneType : uint8_t
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{
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Rotation,
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RotationAndMove,
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IkEffector,
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Unknown,
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IkEffectable,
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RotationEffectable,
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IkTarget,
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Invisible,
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Twist,
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RotationMovement
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};
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/// ボーン
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class PmdBone
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{
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public:
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/// ボーン名
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std::string name;
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/// ボーン名(英語)
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std::string name_english;
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/// 親ボーン番号
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uint16_t parent_bone_index;
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/// 末端ボーン番号
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uint16_t tail_pos_bone_index;
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/// ボーン種類
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BoneType bone_type;
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/// IKボーン番号
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uint16_t ik_parent_bone_index;
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/// ボーンのヘッドの位置
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float bone_head_pos[3];
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void Read(std::istream *stream)
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{
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char buffer[20];
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stream->read(buffer, 20);
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name = std::string(buffer);
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stream->read((char*) &parent_bone_index, sizeof(uint16_t));
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stream->read((char*) &tail_pos_bone_index, sizeof(uint16_t));
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stream->read((char*) &bone_type, sizeof(uint8_t));
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stream->read((char*) &ik_parent_bone_index, sizeof(uint16_t));
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stream->read((char*) &bone_head_pos, sizeof(float) * 3);
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}
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void ReadExpantion(std::istream *stream)
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{
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char buffer[20];
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stream->read(buffer, 20);
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name_english = std::string(buffer);
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}
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};
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/// IK
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class PmdIk
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{
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public:
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/// IKボーン番号
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uint16_t ik_bone_index;
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/// IKターゲットボーン番号
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uint16_t target_bone_index;
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/// 再帰回数
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uint16_t interations;
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/// 角度制限
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float angle_limit;
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/// 影響下ボーン番号
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std::vector<uint16_t> ik_child_bone_index;
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void Read(std::istream *stream)
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{
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stream->read((char *) &ik_bone_index, sizeof(uint16_t));
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stream->read((char *) &target_bone_index, sizeof(uint16_t));
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uint8_t ik_chain_length;
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stream->read((char*) &ik_chain_length, sizeof(uint8_t));
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stream->read((char *) &interations, sizeof(uint16_t));
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stream->read((char *) &angle_limit, sizeof(float));
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ik_child_bone_index.resize(ik_chain_length);
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for (int i = 0; i < ik_chain_length; i++)
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{
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stream->read((char *) &ik_child_bone_index[i], sizeof(uint16_t));
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}
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}
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};
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class PmdFaceVertex
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{
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public:
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int vertex_index;
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float position[3];
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void Read(std::istream *stream)
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{
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stream->read((char *) &vertex_index, sizeof(int));
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stream->read((char *) position, sizeof(float) * 3);
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}
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};
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enum class FaceCategory : uint8_t
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{
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Base,
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Eyebrow,
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Eye,
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Mouth,
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Other
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};
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class PmdFace
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{
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public:
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std::string name;
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FaceCategory type;
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std::vector<PmdFaceVertex> vertices;
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std::string name_english;
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void Read(std::istream *stream)
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{
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char buffer[20];
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stream->read(buffer, 20);
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name = std::string(buffer);
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int vertex_count;
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stream->read((char*) &vertex_count, sizeof(int));
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stream->read((char*) &type, sizeof(uint8_t));
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vertices.resize(vertex_count);
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for (int i = 0; i < vertex_count; i++)
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{
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vertices[i].Read(stream);
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}
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}
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void ReadExpantion(std::istream *stream)
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{
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char buffer[20];
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stream->read(buffer, 20);
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name_english = std::string(buffer);
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}
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};
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/// ボーン枠用の枠名
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class PmdBoneDispName
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{
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public:
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std::string bone_disp_name;
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std::string bone_disp_name_english;
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void Read(std::istream *stream)
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{
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char buffer[50];
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stream->read(buffer, 50);
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bone_disp_name = std::string(buffer);
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bone_disp_name_english.clear();
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}
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void ReadExpantion(std::istream *stream)
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{
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char buffer[50];
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stream->read(buffer, 50);
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bone_disp_name_english = std::string(buffer);
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}
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};
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class PmdBoneDisp
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{
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public:
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uint16_t bone_index;
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uint8_t bone_disp_index;
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void Read(std::istream *stream)
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{
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stream->read((char*) &bone_index, sizeof(uint16_t));
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stream->read((char*) &bone_disp_index, sizeof(uint8_t));
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}
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};
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/// 衝突形状
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enum class RigidBodyShape : uint8_t
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{
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/// 球
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Sphere = 0,
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/// 直方体
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Box = 1,
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/// カプセル
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Cpusel = 2
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};
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/// 剛体タイプ
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enum class RigidBodyType : uint8_t
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{
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/// ボーン追従
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BoneConnected = 0,
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/// 物理演算
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Physics = 1,
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/// 物理演算(Bone位置合せ)
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ConnectedPhysics = 2
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};
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/// 剛体
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class PmdRigidBody
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{
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public:
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/// 名前
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std::string name;
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/// 関連ボーン番号
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uint16_t related_bone_index;
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/// グループ番号
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uint8_t group_index;
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/// マスク
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uint16_t mask;
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/// 形状
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RigidBodyShape shape;
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/// 大きさ
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float size[3];
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/// 位置
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float position[3];
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/// 回転
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float orientation[3];
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/// 質量
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float weight;
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/// 移動ダンピング
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float linear_damping;
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/// 回転ダンピング
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float anglar_damping;
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/// 反発係数
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float restitution;
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/// 摩擦係数
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float friction;
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/// 演算方法
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RigidBodyType rigid_type;
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void Read(std::istream *stream)
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{
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char buffer[20];
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stream->read(buffer, sizeof(char) * 20);
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name = (std::string(buffer));
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stream->read((char*) &related_bone_index, sizeof(uint16_t));
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stream->read((char*) &group_index, sizeof(uint8_t));
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stream->read((char*) &mask, sizeof(uint16_t));
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stream->read((char*) &shape, sizeof(uint8_t));
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stream->read((char*) size, sizeof(float) * 3);
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stream->read((char*) position, sizeof(float) * 3);
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stream->read((char*) orientation, sizeof(float) * 3);
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stream->read((char*) &weight, sizeof(float));
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stream->read((char*) &linear_damping, sizeof(float));
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stream->read((char*) &anglar_damping, sizeof(float));
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stream->read((char*) &restitution, sizeof(float));
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stream->read((char*) &friction, sizeof(float));
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stream->read((char*) &rigid_type, sizeof(char));
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}
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};
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/// 剛体の拘束
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class PmdConstraint
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{
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public:
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/// 名前
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std::string name;
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/// 剛体Aのインデックス
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uint32_t rigid_body_index_a;
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/// 剛体Bのインデックス
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uint32_t rigid_body_index_b;
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/// 位置
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float position[3];
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/// 回転
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float orientation[3];
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/// 最小移動制限
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float linear_lower_limit[3];
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/// 最大移動制限
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float linear_upper_limit[3];
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/// 最小回転制限
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float angular_lower_limit[3];
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/// 最大回転制限
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float angular_upper_limit[3];
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/// 移動に対する復元力
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float linear_stiffness[3];
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/// 回転に対する復元力
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float angular_stiffness[3];
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void Read(std::istream *stream)
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{
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char buffer[20];
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stream->read(buffer, 20);
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name = std::string(buffer);
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stream->read((char *) &rigid_body_index_a, sizeof(uint32_t));
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stream->read((char *) &rigid_body_index_b, sizeof(uint32_t));
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stream->read((char *) position, sizeof(float) * 3);
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stream->read((char *) orientation, sizeof(float) * 3);
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stream->read((char *) linear_lower_limit, sizeof(float) * 3);
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stream->read((char *) linear_upper_limit, sizeof(float) * 3);
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stream->read((char *) angular_lower_limit, sizeof(float) * 3);
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stream->read((char *) angular_upper_limit, sizeof(float) * 3);
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stream->read((char *) linear_stiffness, sizeof(float) * 3);
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stream->read((char *) angular_stiffness, sizeof(float) * 3);
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}
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};
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/// PMDモデル
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class PmdModel
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{
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public:
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float version;
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PmdHeader header;
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std::vector<PmdVertex> vertices;
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std::vector<uint16_t> indices;
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std::vector<PmdMaterial> materials;
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std::vector<PmdBone> bones;
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std::vector<PmdIk> iks;
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std::vector<PmdFace> faces;
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std::vector<uint16_t> faces_indices;
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std::vector<PmdBoneDispName> bone_disp_name;
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std::vector<PmdBoneDisp> bone_disp;
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std::vector<std::string> toon_filenames;
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std::vector<PmdRigidBody> rigid_bodies;
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std::vector<PmdConstraint> constraints;
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static std::unique_ptr<PmdModel> LoadFromFile(const char *filename)
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{
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std::ifstream stream(filename, std::ios::binary);
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if (stream.fail())
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{
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std::cerr << "could not open \"" << filename << "\"" << std::endl;
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return nullptr;
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}
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auto result = LoadFromStream(&stream);
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stream.close();
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return result;
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}
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/// ファイルからPmdModelを生成する
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static std::unique_ptr<PmdModel> LoadFromStream(std::ifstream *stream)
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{
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auto result = mmd::make_unique<PmdModel>();
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char buffer[100];
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// magic
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char magic[3];
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stream->read(magic, 3);
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if (magic[0] != 'P' || magic[1] != 'm' || magic[2] != 'd')
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{
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std::cerr << "invalid file" << std::endl;
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return nullptr;
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}
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// version
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stream->read((char*) &(result->version), sizeof(float));
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if (result ->version != 1.0f)
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{
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std::cerr << "invalid version" << std::endl;
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return nullptr;
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}
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// header
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result->header.Read(stream);
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// vertices
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uint32_t vertex_num;
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stream->read((char*) &vertex_num, sizeof(uint32_t));
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result->vertices.resize(vertex_num);
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for (uint32_t i = 0; i < vertex_num; i++)
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{
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result->vertices[i].Read(stream);
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}
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// indices
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uint32_t index_num;
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stream->read((char*) &index_num, sizeof(uint32_t));
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result->indices.resize(index_num);
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for (uint32_t i = 0; i < index_num; i++)
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{
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stream->read((char*) &result->indices[i], sizeof(uint16_t));
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}
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// materials
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uint32_t material_num;
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stream->read((char*) &material_num, sizeof(uint32_t));
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result->materials.resize(material_num);
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for (uint32_t i = 0; i < material_num; i++)
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{
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result->materials[i].Read(stream);
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}
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// bones
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uint16_t bone_num;
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stream->read((char*) &bone_num, sizeof(uint16_t));
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result->bones.resize(bone_num);
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for (uint32_t i = 0; i < bone_num; i++)
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{
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result->bones[i].Read(stream);
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}
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// iks
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uint16_t ik_num;
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stream->read((char*) &ik_num, sizeof(uint16_t));
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result->iks.resize(ik_num);
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for (uint32_t i = 0; i < ik_num; i++)
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{
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result->iks[i].Read(stream);
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}
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// faces
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uint16_t face_num;
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stream->read((char*) &face_num, sizeof(uint16_t));
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result->faces.resize(face_num);
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for (uint32_t i = 0; i < face_num; i++)
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{
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result->faces[i].Read(stream);
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}
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// face frames
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uint8_t face_frame_num;
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stream->read((char*) &face_frame_num, sizeof(uint8_t));
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result->faces_indices.resize(face_frame_num);
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for (uint32_t i = 0; i < face_frame_num; i++)
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{
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stream->read((char*) &result->faces_indices[i], sizeof(uint16_t));
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}
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// bone names
|
|
uint8_t bone_disp_num;
|
|
stream->read((char*) &bone_disp_num, sizeof(uint8_t));
|
|
result->bone_disp_name.resize(bone_disp_num);
|
|
for (uint32_t i = 0; i < bone_disp_num; i++)
|
|
{
|
|
result->bone_disp_name[i].Read(stream);
|
|
}
|
|
|
|
// bone frame
|
|
uint32_t bone_frame_num;
|
|
stream->read((char*) &bone_frame_num, sizeof(uint32_t));
|
|
result->bone_disp.resize(bone_frame_num);
|
|
for (uint32_t i = 0; i < bone_frame_num; i++)
|
|
{
|
|
result->bone_disp[i].Read(stream);
|
|
}
|
|
|
|
// english name
|
|
bool english;
|
|
stream->read((char*) &english, sizeof(char));
|
|
if (english)
|
|
{
|
|
result->header.ReadExtension(stream);
|
|
for (uint32_t i = 0; i < bone_num; i++)
|
|
{
|
|
result->bones[i].ReadExpantion(stream);
|
|
}
|
|
for (uint32_t i = 0; i < face_num; i++)
|
|
{
|
|
if (result->faces[i].type == pmd::FaceCategory::Base)
|
|
{
|
|
continue;
|
|
}
|
|
result->faces[i].ReadExpantion(stream);
|
|
}
|
|
for (uint32_t i = 0; i < result->bone_disp_name.size(); i++)
|
|
{
|
|
result->bone_disp_name[i].ReadExpantion(stream);
|
|
}
|
|
}
|
|
|
|
// toon textures
|
|
if (stream->peek() == std::ios::traits_type::eof())
|
|
{
|
|
result->toon_filenames.clear();
|
|
}
|
|
else {
|
|
result->toon_filenames.resize(10);
|
|
for (uint32_t i = 0; i < 10; i++)
|
|
{
|
|
stream->read(buffer, 100);
|
|
result->toon_filenames[i] = std::string(buffer);
|
|
}
|
|
}
|
|
|
|
// physics
|
|
if (stream->peek() == std::ios::traits_type::eof())
|
|
{
|
|
result->rigid_bodies.clear();
|
|
result->constraints.clear();
|
|
}
|
|
else {
|
|
uint32_t rigid_body_num;
|
|
stream->read((char*) &rigid_body_num, sizeof(uint32_t));
|
|
result->rigid_bodies.resize(rigid_body_num);
|
|
for (uint32_t i = 0; i < rigid_body_num; i++)
|
|
{
|
|
result->rigid_bodies[i].Read(stream);
|
|
}
|
|
uint32_t constraint_num;
|
|
stream->read((char*) &constraint_num, sizeof(uint32_t));
|
|
result->constraints.resize(constraint_num);
|
|
for (uint32_t i = 0; i < constraint_num; i++)
|
|
{
|
|
result->constraints[i].Read(stream);
|
|
}
|
|
}
|
|
|
|
if (stream->peek() != std::ios::traits_type::eof())
|
|
{
|
|
std::cerr << "there is unknown data" << std::endl;
|
|
}
|
|
|
|
return result;
|
|
}
|
|
};
|
|
}
|