assimp/code/AssetLib/COB/COBLoader.h

/*
Open Asset Import Library (assimp)
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All rights reserved.

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  following disclaimer.

* Redistributions in binary form must reproduce the above
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"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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*/

/** @file  COBLoader.h
 *  @brief Declaration of the TrueSpace (*.cob,*.scn) importer class.
 */
#ifndef INCLUDED_AI_COB_LOADER_H
#define INCLUDED_AI_COB_LOADER_H

#include <assimp/BaseImporter.h>
#include <assimp/StreamReader.h>

struct aiNode;

namespace Assimp {
class LineSplitter;

// TinyFormatter.h
namespace Formatter {
    template <typename T, typename TR, typename A>
    class basic_formatter;
    typedef class basic_formatter<char, std::char_traits<char>, std::allocator<char>> format;
} // namespace Formatter

// COBScene.h
namespace COB {
    struct ChunkInfo;
    struct Node;
    struct Scene;
} // namespace COB

// -------------------------------------------------------------------------------------------
/** Importer class to load TrueSpace files (cob,scn) up to v6.
 *
 *  Currently relatively limited, loads only ASCII files and needs more test coverage. */
// -------------------------------------------------------------------------------------------
class COBImporter : public BaseImporter {
public:
    COBImporter() = default;
    ~COBImporter() override = default;

    // --------------------
    bool CanRead(const std::string &pFile, IOSystem *pIOHandler,
            bool checkSig) const override;

protected:
    // --------------------
    const aiImporterDesc *GetInfo() const override;

    // --------------------
    void SetupProperties(const Importer *pImp) override;

    // --------------------
    void InternReadFile(const std::string &pFile, aiScene *pScene,
            IOSystem *pIOHandler) override;

private:
    // -------------------------------------------------------------------
    /** Prepend 'COB: ' and throw msg.*/
    AI_WONT_RETURN static void ThrowException(const std::string &msg) AI_WONT_RETURN_SUFFIX;

    // -------------------------------------------------------------------
    /** @brief Read from an ascii scene/object file
     *  @param out Receives output data.
     *  @param stream Stream to read from. */
    void ReadAsciiFile(COB::Scene &out, StreamReaderLE *stream);

    // -------------------------------------------------------------------
    /** @brief Read from a binary scene/object file
     *  @param out Receives output data.
     *  @param stream Stream to read from.  */
    void ReadBinaryFile(COB::Scene &out, StreamReaderLE *stream);

    // Conversion to Assimp output format
    aiNode *BuildNodes(const COB::Node &root, const COB::Scene &scin, aiScene *fill);

private:
    // ASCII file support

    void UnsupportedChunk_Ascii(LineSplitter &splitter, const COB::ChunkInfo &nfo, const char *name);
    void ReadChunkInfo_Ascii(COB::ChunkInfo &out, const LineSplitter &splitter);
    void ReadBasicNodeInfo_Ascii(COB::Node &msh, LineSplitter &splitter, const COB::ChunkInfo &nfo);
    template <typename T>
    void ReadFloat3Tuple_Ascii(T &fill, const char **in, const char *end);

    void ReadPolH_Ascii(COB::Scene &out, LineSplitter &splitter, const COB::ChunkInfo &nfo);
    void ReadBitM_Ascii(COB::Scene &out, LineSplitter &splitter, const COB::ChunkInfo &nfo);
    void ReadMat1_Ascii(COB::Scene &out, LineSplitter &splitter, const COB::ChunkInfo &nfo);
    void ReadGrou_Ascii(COB::Scene &out, LineSplitter &splitter, const COB::ChunkInfo &nfo);
    void ReadBone_Ascii(COB::Scene &out, LineSplitter &splitter, const COB::ChunkInfo &nfo);
    void ReadCame_Ascii(COB::Scene &out, LineSplitter &splitter, const COB::ChunkInfo &nfo);
    void ReadLght_Ascii(COB::Scene &out, LineSplitter &splitter, const COB::ChunkInfo &nfo);
    void ReadUnit_Ascii(COB::Scene &out, LineSplitter &splitter, const COB::ChunkInfo &nfo);
    void ReadChan_Ascii(COB::Scene &out, LineSplitter &splitter, const COB::ChunkInfo &nfo);

    // Binary file support

    void UnsupportedChunk_Binary(StreamReaderLE &reader, const COB::ChunkInfo &nfo, const char *name);
    void ReadString_Binary(std::string &out, StreamReaderLE &reader);
    void ReadBasicNodeInfo_Binary(COB::Node &msh, StreamReaderLE &reader, const COB::ChunkInfo &nfo);

    void ReadPolH_Binary(COB::Scene &out, StreamReaderLE &reader, const COB::ChunkInfo &nfo);
    void ReadBitM_Binary(COB::Scene &out, StreamReaderLE &reader, const COB::ChunkInfo &nfo);
    void ReadMat1_Binary(COB::Scene &out, StreamReaderLE &reader, const COB::ChunkInfo &nfo);
    void ReadCame_Binary(COB::Scene &out, StreamReaderLE &reader, const COB::ChunkInfo &nfo);
    void ReadLght_Binary(COB::Scene &out, StreamReaderLE &reader, const COB::ChunkInfo &nfo);
    void ReadGrou_Binary(COB::Scene &out, StreamReaderLE &reader, const COB::ChunkInfo &nfo);
    void ReadUnit_Binary(COB::Scene &out, StreamReaderLE &reader, const COB::ChunkInfo &nfo);

}; // !class COBImporter

} // end of namespace Assimp
#endif // AI_UNREALIMPORTER_H_INC