TMWriter.h

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#pragma once
 
#include <array>
#include <map>
#include <string>
#include <vector>
 
#include <tdme/tdme.h>
#include <tdme/engine/fileio/models/fwd-tdme.h>
#include <tdme/engine/fileio/textures/fwd-tdme.h>
#include <tdme/engine/model/fwd-tdme.h>
#include <tdme/math/fwd-tdme.h>
#include <tdme/os/filesystem/fwd-tdme.h>
#include <tdme/utilities/fwd-tdme.h>
 
#include <tdme/engine/fileio/models/ModelFileIOException.h>
#include <tdme/os/filesystem/FileSystemException.h>
 
using std::array;
using std::map;
using std::string;
using std::vector;
 
using tdme::engine::fileio::models::ModelFileIOException;
using tdme::engine::fileio::textures::Texture;
using tdme::engine::model::Animation;
using tdme::engine::model::AnimationSetup;
using tdme::engine::model::FacesEntity;
using tdme::engine::model::Joint;
using tdme::engine::model::JointWeight;
using tdme::engine::model::Material;
using tdme::engine::model::Model;
using tdme::engine::model::Node;
using tdme::engine::model::Skinning;
using tdme::engine::model::TextureCoordinate;
using tdme::math::Vector3;
using tdme::os::filesystem::FileSystemException;
 
namespace tdme {
namespace engine {
namespace fileio {
namespace models {
 
/**
 * TM writer output stream
 * @author Andreas Drewke
 * @version $Id$
 */
class TMWriterOutputStream {
private:
    vector<uint8_t>* data;
public:
 
    /**
     * Constructor
     * @param data data vector to write TM to
     */
    inline TMWriterOutputStream(vector<uint8_t>* data) {
        this->data = data;
    }
 
    /**
     * Get data
     * @return data
     */
    inline vector<uint8_t>* getData() {
        return data;
    }
 
    /**
     * Writes a boolean to output stream
     * @throws model file IO exception
     * @param b boolean
     */
    inline void writeBoolean(bool b) {
        writeByte(b == true?1:0);
    }
 
    /**
     * Writes a byte to output stream
     * @throws model file IO exception
     * @param b byte
     */
    inline void writeByte(uint8_t b) {
        data->push_back(b);
    }
 
    /**
     * Writes a integer to output stream
     * @throws model file IO exception
     * @param i int
     */
    inline void writeInt(int32_t i) {
        writeByte((i >> 24) & 0xFF);
        writeByte((i >> 16) & 0xFF);
        writeByte((i >> 8) & 0xFF);
        writeByte((i >> 0) & 0xFF);
    }
 
    /**
     * Writes a float to output stream
     * @param f float
     * @throws model file IO exception
     */
    inline void writeFloat(float f) {
        int value = *((int*)&f);
        writeInt(value);
    }
 
    /**
     * Writes a string to output stream
     * @param s string
     * @throws model file IO exception
     */
    inline void writeString(const string& s) {
        if (s.size() == 0) {
            writeBoolean(false);
        } else {
            writeBoolean(true);
            writeInt(s.size());
            for (auto i = 0; i < s.size(); i++) {
                writeByte(static_cast< uint8_t >(s[i]));
            }
        }
    }
 
    /**
     * Writes a float array to output stream
     * @param f float array
     * @throws model file IO exception
     */
    inline void writeFloatArray(const array<float,2>& f) {
        writeInt(f.size());
        for (auto i = 0; i < f.size(); i++) {
            writeFloat(f[i]);
        }
    }
 
    /**
     * Writes a float array to output stream
     * @param f float array
     * @throws model file IO exception
     */
    inline void writeFloatArray(const array<float,3>& f) {
        writeInt(f.size());
        for (auto i = 0; i < f.size(); i++) {
            writeFloat(f[i]);
        }
    }
 
    /**
     * Writes a float array to output stream
     * @param f float array
     * @throws model file IO exception
     */
    inline void writeFloatArray(const array<float,4>& f) {
        writeInt(f.size());
        for (auto i = 0; i < f.size(); i++) {
            writeFloat(f[i]);
        }
    }
 
    /**
     * Writes a float array to output stream
     * @param f float array
     * @throws model file IO exception
     */
    inline void writeFloatArray(const array<float,9>& f) {
        writeInt(f.size());
        for (auto i = 0; i < f.size(); i++) {
            writeFloat(f[i]);
        }
    }
 
    /**
     * Writes a float array to output stream
     * @param f float array
     * @throws model file IO exception
     */
    inline void writeFloatArray(const array<float,16>& f) {
        writeInt(f.size());
        for (auto i = 0; i < f.size(); i++) {
            writeFloat(f[i]);
        }
    }
 
    /**
     * Writes a float array to output stream
     * @param f float array
     * @throws model file IO exception
     */
    inline void writeFloatArray(const vector<float>& f) {
        writeInt(f.size());
        for (auto i = 0; i < f.size(); i++) {
            writeFloat(f[i]);
        }
    }
 
    /**
     * Writes a uint8_t array to output stream, note that no size information is given in this case
     * @param d uint8_t array
     * @throws model file IO exception
     */
    inline void writeUInt8tArray(const vector<uint8_t>& d) {
        for (auto i = 0; i < d.size(); i++) {
            writeByte(d[i]);
        }
    }
 
};
 
};
};
};
};
 
/**
 * TDME model writer
 * @author Andreas Drewke
 * @version $Id$
 */
class tdme::engine::fileio::models::TMWriter
{
public:
 
    /**
     * TDME model format writer
     * @param model model
     * @param pathName path name
     * @param fileName file name
     * @throws tdme::os::filesystem::FileSystemException
     * @throws tdme::engine::fileio::models::ModelFileIOException
     */
    static void write(Model* model, const string& pathName, const string& fileName);
 
    /**
     * TDME model format writer
     * @param model model
     * @param data data to write TM to
     */
    static void write(Model* model, vector<uint8_t>& data);
 
private:
 
    /**
     * Write embedded textures
     * @param os output stream
     * @param m model
     * @throws model file IO exception
     */
    static void writeEmbeddedTextures(TMWriterOutputStream* os, Model* m);
 
    /**
     * Write material
     * @param os output stream
     * @param m material
     * @throws model file IO exception
     */
    static void writeMaterial(TMWriterOutputStream* os, Material* m);
 
    /**
     * Write animation setup
     * @param os output stream
     * @param animationSetup animation setup
     * @throws model file IO exception
     */
    static void writeAnimationSetup(TMWriterOutputStream* os, AnimationSetup* animationSetup);
 
    /**
     * Write vertices to output stream
     * @param os output stream
     * @param v vertices
     * @throws model file IO exception
     */
    static void writeVertices(TMWriterOutputStream* os, const vector<Vector3>& v);
 
    /**
     * Write texture coordinates to output stream
     * @param os output stream
     * @param tc texture coordinates
     * @throws model file IO exception
     */
    static void writeTextureCoordinates(TMWriterOutputStream* os, const vector<TextureCoordinate>& tc);
 
    /**
     * Write indices to output stream
     * @param os output stream
     * @param indices indices
     * @throws model file IO exception
     */
    static void writeIndices(TMWriterOutputStream* os, const array<int32_t, 3>& indices);
 
    /**
     * Write animation to output stream
     * @param os output stream
     * @param a animation
     * @throws model file IO exception
     */
    static void writeAnimation(TMWriterOutputStream* os, Animation* a);
 
    /**
     * Write faces entities to output stream
     * @param os output stream
     * @param facesEntities faces entities
     * @throws model file IO exception
     */
    static void writeFacesEntities(TMWriterOutputStream* os, const vector<FacesEntity>& facesEntities);
 
    /**
     * Write skinning joint
     * @param os output stream
     * @param joint joint
     * @throws model file IO exception
     */
    static void writeSkinningJoint(TMWriterOutputStream* os, const Joint& joint);
 
    /**
     * Write skinning joint weight
     * @param os output stream
     * @param jointWeight joint
     * @throws model file IO exception
     */
    static void writeSkinningJointWeight(TMWriterOutputStream* os, const JointWeight& jointWeight);
 
    /**
     * Write skinning to output stream
     * @param os output stream
     * @param skinning skinning
     * @throws model file IO exception
     */
    static void writeSkinning(TMWriterOutputStream* os, Skinning* skinning);
 
    /**
     * Write sub nodes
     * @param os output stream
     * @param subNodes sub nodes
     * @throws model file IO exception
     */
    static void writeSubNodes(TMWriterOutputStream* os, const map<string, Node*>& subNodes);
 
    /**
     * Write node to output stream
     * @param os output stream
     * @param g node
     * @throws model file IO exception
     */
    static void writeNode(TMWriterOutputStream* os, Node* g);
 
    /**
     * Write thumbnail to output stream
     * @param os output stream
     * @param model model
     * @throws model file IO exception
     */
    static void writeThumbnail(TMWriterOutputStream* os, Model* model);
 
};