Method InternReadFile

deps/assimp/code/AssetLib/MS3D/MS3DLoader.cpp:197–650

------------------------------------------------------------------------------------------------ Imports the given file into the given scene structure.

// ------------------------------------------------------------------------------------------------
// Imports the given file into the given scene structure.
void MS3DImporter::InternReadFile( const std::string& pFile,
    aiScene* pScene, IOSystem* pIOHandler)
{

    auto file = pIOHandler->Open(pFile, "rb");
    if (!file)
        throw DeadlyImportError("MS3D: Could not open ", pFile);

    StreamReaderLE stream(file);

    // CanRead() should have done this already
    char head[10];
    int32_t version;

    mScene = pScene;


    // 1 ------------ read into temporary data structures mirroring the original file

    stream.CopyAndAdvance(head,10);
    stream >> version;
    if (strncmp(head,"MS3D000000",10)) {
        throw DeadlyImportError("Not a MS3D file, magic string MS3D000000 not found: ", pFile);
    }

    if (version != 4) {
        throw DeadlyImportError("MS3D: Unsupported file format version, 4 was expected");
    }

    uint16_t verts;
    stream >> verts;

    std::vector<TempVertex> vertices(verts);
    for (unsigned int i = 0; i < verts; ++i) {
        TempVertex& v = vertices[i];

        stream.IncPtr(1);
        ReadVector(stream,v.pos);
        v.bone_id[0] = stream.GetI1();
        v.ref_cnt = stream.GetI1();

        v.bone_id[1] = v.bone_id[2] = v.bone_id[3] = UINT_MAX;
        v.weights[1] = v.weights[2] = v.weights[3] = 0.f;
        v.weights[0] = 1.f;
    }

    uint16_t tris;
    stream >> tris;

    std::vector<TempTriangle> triangles(tris);
    for (unsigned int i = 0;i < tris; ++i) {
        TempTriangle& t = triangles[i];

        stream.IncPtr(2);
        for (unsigned int j = 0; j < 3; ++j) {
            t.indices[j] = stream.GetI2();
        }