C++ (Cpp) point_array_write示例

示例#1

文件： lib3ds_mesh.c 项目： AlexBobkov/OpenSceneGraph

void
lib3ds_mesh_write(Lib3dsFile *file, Lib3dsMesh *mesh, Lib3dsIo *io) {
    Lib3dsChunk c;

    c.chunk = CHK_N_TRI_OBJECT;
    lib3ds_chunk_write_start(&c, io);

    point_array_write(mesh, io);
    texco_array_write(mesh, io);

    if (mesh->map_type != LIB3DS_MAP_NONE) {   /*---- LIB3DS_MESH_TEXTURE_INFO ----*/
        Lib3dsChunk c;
        int i, j;

        c.chunk = CHK_MESH_TEXTURE_INFO;
        c.size = 92;
        lib3ds_chunk_write(&c, io);

        lib3ds_io_write_word(io, (uint16_t)mesh->map_type);

        for (i = 0; i < 2; ++i) {
            lib3ds_io_write_float(io, mesh->map_tile[i]);
        }
        lib3ds_io_write_vector(io, mesh->map_pos);
        lib3ds_io_write_float(io, mesh->map_scale);

        for (i = 0; i < 4; i++) {
            for (j = 0; j < 3; j++) {
                lib3ds_io_write_float(io, mesh->map_matrix[i][j]);
            }
        }
        for (i = 0; i < 2; ++i) {
            lib3ds_io_write_float(io, mesh->map_planar_size[i]);
        }
        lib3ds_io_write_float(io, mesh->map_cylinder_height);
    }

    flag_array_write(mesh, io);

    {
        /*---- LIB3DS_MESH_MATRIX ----*/
        Lib3dsChunk c;
        int i, j;

        c.chunk = CHK_MESH_MATRIX;
        c.size = 54;
        lib3ds_chunk_write(&c, io);
        for (i = 0; i < 4; i++) {
            for (j = 0; j < 3; j++) {
                lib3ds_io_write_float(io, mesh->matrix[i][j]);
            }
        }
    }

    if (mesh->color) {   /*---- LIB3DS_MESH_COLOR ----*/
        Lib3dsChunk c;

        c.chunk = CHK_MESH_COLOR;
        c.size = 7;
        lib3ds_chunk_write(&c, io);
        lib3ds_io_write_byte(io, (uint8_t)mesh->color);
    }

    face_array_write(file, mesh, io);

    lib3ds_chunk_write_end(&c, io);
}

示例#2

文件： mesh.c 项目： mcu786/my_OpenPilot_mods

/*!
 * \ingroup mesh
 */
Lib3dsBool
lib3ds_mesh_write(Lib3dsMesh *mesh, Lib3dsIo *io)
{
  Lib3dsChunk c;

  c.chunk=LIB3DS_N_TRI_OBJECT;
  if (!lib3ds_chunk_write_start(&c,io)) {
    return(LIB3DS_FALSE);
  }
  if (!point_array_write(mesh, io)) {
    return(LIB3DS_FALSE);
  }
  if (!texel_array_write(mesh, io)) {
    return(LIB3DS_FALSE);
  }

  if (mesh->map_data.maptype!=LIB3DS_MAP_NONE) { /*---- LIB3DS_MESH_TEXTURE_INFO ----*/
    Lib3dsChunk c;
    int i,j;
    
    c.chunk=LIB3DS_MESH_TEXTURE_INFO;
    c.size=92;
    if (!lib3ds_chunk_write(&c,io)) {
      return(LIB3DS_FALSE);
    }

    lib3ds_io_write_word(io, mesh->map_data.maptype);

    for (i=0; i<2; ++i) {
      lib3ds_io_write_float(io, mesh->map_data.tile[i]);
    }
    for (i=0; i<3; ++i) {
      lib3ds_io_write_float(io, mesh->map_data.pos[i]);
    }
    lib3ds_io_write_float(io, mesh->map_data.scale);

    for (i=0; i<4; i++) {
      for (j=0; j<3; j++) {
        lib3ds_io_write_float(io, mesh->map_data.matrix[i][j]);
      }
    }
    for (i=0; i<2; ++i) {
      lib3ds_io_write_float(io, mesh->map_data.planar_size[i]);
    }
    lib3ds_io_write_float(io, mesh->map_data.cylinder_height);
  }

  if (!flag_array_write(mesh, io)) {
    return(LIB3DS_FALSE);
  }
  { /*---- LIB3DS_MESH_MATRIX ----*/
    Lib3dsChunk c;
    int i,j;

    c.chunk=LIB3DS_MESH_MATRIX;
    c.size=54;
    if (!lib3ds_chunk_write(&c,io)) {
      return(LIB3DS_FALSE);
    }
    for (i=0; i<4; i++) {
      for (j=0; j<3; j++) {
        lib3ds_io_write_float(io, mesh->matrix[i][j]);
      }
    }
  }

  if (mesh->color) { /*---- LIB3DS_MESH_COLOR ----*/
    Lib3dsChunk c;
    
    c.chunk=LIB3DS_MESH_COLOR;
    c.size=7;
    if (!lib3ds_chunk_write(&c,io)) {
      return(LIB3DS_FALSE);
    }
    lib3ds_io_write_byte(io, mesh->color);
  }
  if (!face_array_write(mesh, io)) {
    return(LIB3DS_FALSE);
  }

  if (!lib3ds_chunk_write_end(&c,io)) {
    return(LIB3DS_FALSE);
  }
  return(LIB3DS_TRUE);
}