node.cpp

最新osg包

          }
        }
        break;
      case LIB3DS_SCL_TRACK_TAG:
        {
          if (node->type==LIB3DS_OBJECT_NODE) {
            if (!lib3ds_lin3_track_read(&node->data.object.scl_track, f)) {
              return(LIB3DS_FALSE);
            }
          }
          else {
            lib3ds_chunk_unknown(chunk);
          }
        }
        break;
      case LIB3DS_FOV_TRACK_TAG:
        {
          if (node->type==LIB3DS_CAMERA_NODE) {
            if (!lib3ds_lin1_track_read(&node->data.camera.fov_track, f)) {
              return(LIB3DS_FALSE);
            }
          }
          else {
            lib3ds_chunk_unknown(chunk);
          }
        }
        break;
      case LIB3DS_HOT_TRACK_TAG:
        {
          if (node->type==LIB3DS_LIGHT_NODE) {
            if (!lib3ds_lin1_track_read(&node->data.light.hotspot_track, f)) {
              return(LIB3DS_FALSE);
            }
          }
          else {
            lib3ds_chunk_unknown(chunk);
          }
        }
        break;
      case LIB3DS_FALL_TRACK_TAG:
        {
          if (node->type==LIB3DS_LIGHT_NODE) {
            if (!lib3ds_lin1_track_read(&node->data.light.falloff_track, f)) {
              return(LIB3DS_FALSE);
            }
          }
          else {
            lib3ds_chunk_unknown(chunk);
          }
        }
        break;
      case LIB3DS_ROLL_TRACK_TAG:
        {
          Lib3dsBool result=LIB3DS_TRUE;

          switch (node->type) {
            case LIB3DS_CAMERA_NODE:
              result=lib3ds_lin1_track_read(&node->data.camera.roll_track, f);
              break;
            case LIB3DS_LIGHT_NODE:
              result=lib3ds_lin1_track_read(&node->data.light.roll_track, f);
              break;
            default:
              lib3ds_chunk_unknown(chunk);
          }
          if (!result) {
            return(LIB3DS_FALSE);
          }
        }
        break;
      case LIB3DS_HIDE_TRACK_TAG:
        {
          if (node->type==LIB3DS_OBJECT_NODE) {
            if (!lib3ds_bool_track_read(&node->data.object.hide_track, f)) {
              return(LIB3DS_FALSE);
            }
          }
          else {
            lib3ds_chunk_unknown(chunk);
          }
        }
        break;
      case LIB3DS_MORPH_SMOOTH:
        {
          if (node->type==LIB3DS_OBJECT_NODE) {
            node->data.object.morph_smooth=lib3ds_float_read(f);
          }
          else {
            lib3ds_chunk_unknown(chunk);
          }
        }
        break;
      case LIB3DS_MORPH_TRACK_TAG:
        {
          if (node->type==LIB3DS_OBJECT_NODE) {
            if (!lib3ds_morph_track_read(&node->data.object.morph_track, f)) {
              return(LIB3DS_FALSE);
            }
          }
          else {
            lib3ds_chunk_unknown(chunk);
          }
        }
        break;
      default:
        lib3ds_chunk_unknown(chunk);
    }
  }

  lib3ds_chunk_read_end(&c, f);
  return(LIB3DS_TRUE);
}


/*!
 * \ingroup node
 */
Lib3dsBool
lib3ds_node_write(Lib3dsNode *node, Lib3dsFile *file, FILE *f)
{
  Lib3dsChunk c;

  switch (node->type) {
    case LIB3DS_AMBIENT_NODE:
      c.chunk=LIB3DS_AMBIENT_NODE_TAG;
      break;
    case LIB3DS_OBJECT_NODE:
      c.chunk=LIB3DS_OBJECT_NODE_TAG;
      break;
    case LIB3DS_CAMERA_NODE:
      c.chunk=LIB3DS_CAMERA_NODE_TAG;
      break;
    case LIB3DS_TARGET_NODE:
      c.chunk=LIB3DS_TARGET_NODE_TAG;
      break;
    case LIB3DS_LIGHT_NODE:
      if (lib3ds_file_node_by_name(file, node->name, LIB3DS_SPOT_NODE)) {
        c.chunk=LIB3DS_SPOTLIGHT_NODE_TAG;
      }
      else {
        c.chunk=LIB3DS_LIGHT_NODE_TAG;
      }
      break;
    case LIB3DS_SPOT_NODE:
      c.chunk=LIB3DS_L_TARGET_NODE_TAG;
      break;
    default:
      return(LIB3DS_FALSE);
  }
  if (!lib3ds_chunk_write_start(&c,f)) {
    return(LIB3DS_FALSE);
  }

  { /*---- LIB3DS_NODE_ID ----*/
    Lib3dsChunk c;
    c.chunk=LIB3DS_NODE_ID;
    c.size=8;
    lib3ds_chunk_write(&c,f);
    lib3ds_intw_write(node->node_id,f);
  }

  { /*---- LIB3DS_NODE_HDR ----*/
    Lib3dsChunk c;
    c.chunk=LIB3DS_NODE_HDR;
    c.size=6+ 1+strlen(node->name) +2+2+2;
    lib3ds_chunk_write(&c,f);
    lib3ds_string_write(node->name,f);
    lib3ds_word_write(node->flags1,f);
    lib3ds_word_write(node->flags2,f);
    lib3ds_word_write(node->parent_id,f);
  }

  switch (c.chunk) {
    case LIB3DS_AMBIENT_NODE_TAG:
      { /*---- LIB3DS_COL_TRACK_TAG ----*/
        Lib3dsChunk c;
        c.chunk=LIB3DS_COL_TRACK_TAG;
        if (!lib3ds_chunk_write_start(&c,f)) {
          return(LIB3DS_FALSE);
        }
        if (!lib3ds_lin3_track_write(&node->data.ambient.col_track,f)) {
          return(LIB3DS_FALSE);
        }
        if (!lib3ds_chunk_write_end(&c,f)) {
          return(LIB3DS_FALSE);
        }
      }
      break;
    case LIB3DS_OBJECT_NODE_TAG:
      { /*---- LIB3DS_PIVOT ----*/
        Lib3dsChunk c;
        c.chunk=LIB3DS_PIVOT;
        c.size=18;
        lib3ds_chunk_write(&c,f);
        lib3ds_vector_write(node->data.object.pivot,f);
      }
      { /*---- LIB3DS_INSTANCE_NAME ----*/
        Lib3dsChunk c;
        const char *name;
        if (strlen(node->data.object.instance)) {
          name=node->data.object.instance;

          c.chunk=LIB3DS_INSTANCE_NAME;
          c.size=6+1+strlen(name);
          lib3ds_chunk_write(&c,f);
          lib3ds_string_write(name,f);
        }
      }
      {
        int i;
        for (i=0; i<3; ++i) {
          if ((fabs(node->data.object.bbox_min[i])>LIB3DS_EPSILON) ||
            (fabs(node->data.object.bbox_max[i])>LIB3DS_EPSILON)) {
            break;
          }
        }
        
        if (i<3) { /*---- LIB3DS_BOUNDBOX ----*/
          Lib3dsChunk c;
          c.chunk=LIB3DS_BOUNDBOX;
          c.size=30;
          lib3ds_chunk_write(&c,f);
          lib3ds_vector_write(node->data.object.bbox_min, f);
          lib3ds_vector_write(node->data.object.bbox_max, f);
        }
      }
      { /*---- LIB3DS_POS_TRACK_TAG ----*/
        Lib3dsChunk c;
        c.chunk=LIB3DS_POS_TRACK_TAG;
        if (!lib3ds_chunk_write_start(&c,f)) {
          return(LIB3DS_FALSE);
        }
        if (!lib3ds_lin3_track_write(&node->data.object.pos_track,f)) {
          return(LIB3DS_FALSE);
        }
        if (!lib3ds_chunk_write_end(&c,f)) {
          return(LIB3DS_FALSE);
        }
      }
      { /*---- LIB3DS_ROT_TRACK_TAG ----*/
        Lib3dsChunk c;
        c.chunk=LIB3DS_ROT_TRACK_TAG;
        if (!lib3ds_chunk_write_start(&c,f)) {
          return(LIB3DS_FALSE);
        }
        if (!lib3ds_quat_track_write(&node->data.object.rot_track,f)) {
          return(LIB3DS_FALSE);
        }
        if (!lib3ds_chunk_write_end(&c,f)) {
          return(LIB3DS_FALSE);
        }
      }
      { /*---- LIB3DS_SCL_TRACK_TAG ----*/
        Lib3dsChunk c;
        c.chunk=LIB3DS_SCL_TRACK_TAG;
        if (!lib3ds_chunk_write_start(&c,f)) {
          return(LIB3DS_FALSE);
        }
        if (!lib3ds_lin3_track_write(&node->data.object.scl_track,f)) {
          return(LIB3DS_FALSE);
        }
        if (!lib3ds_chunk_write_end(&c,f)) {
          return(LIB3DS_FALSE);
        }
      }
      if (node->data.object.hide_track.keyL) { /*---- LIB3DS_HIDE_TRACK_TAG ----*/
        Lib3dsChunk c;
        c.chunk=LIB3DS_HIDE_TRACK_TAG;
        if (!lib3ds_chunk_write_start(&c,f)) {
          return(LIB3DS_FALSE);
        }
        if (!lib3ds_bool_track_write(&node->data.object.hide_track,f)) {
          return(LIB3DS_FALSE);
        }
        if (!lib3ds_chunk_write_end(&c,f)) {
          return(LIB3DS_FALSE);
        }
      }
      if (fabs(node->data.object.morph_smooth)>LIB3DS_EPSILON){ /*---- LIB3DS_MORPH_SMOOTH ----*/
        Lib3dsChunk c;
        c.chunk=LIB3DS_MORPH_SMOOTH;
        c.size=10;
        lib3ds_chunk_write(&c,f);
        lib3ds_float_write(node->data.object.morph_smooth,f);
      }
      break;
    case LIB3DS_CAMERA_NODE_TAG:
      { /*---- LIB3DS_POS_TRACK_TAG ----*/
        Lib3dsChunk c;
        c.chunk=LIB3DS_POS_TRACK_TAG;
        if (!lib3ds_chunk_write_start(&c,f)) {
          return(LIB3DS_FALSE);
        }
        if (!lib3ds_lin3_track_write(&node->data.camera.pos_track,f)) {
          return(LIB3DS_FALSE);
        }
        if (!lib3ds_chunk_write_end(&c,f)) {
          return(LIB3DS_FALSE);
        }
      }
      { /*---- LIB3DS_FOV_TRACK_TAG ----*/
        Lib3dsChunk c;
        c.chunk=LIB3DS_FOV_TRACK_TAG;
        if (!lib3ds_chunk_write_start(&c,f)) {
          return(LIB3DS_FALSE);
        }
        if (!lib3ds_lin1_track_write(&node->data.camera.fov_track,f)) {
          return(LIB3DS_FALSE);
        }
        if (!lib3ds_chunk_write_end(&c,f)) {
          return(LIB3DS_FALSE);
        }
      }
      { /*---- LIB3DS_ROLL_TRACK_TAG ----*/
        Lib3dsChunk c;
        c.chunk=LIB3DS_ROLL_TRACK_TAG;
        if (!lib3ds_chunk_write_start(&c,f)) {
          return(LIB3DS_FALSE);
        }
        if (!lib3ds_lin1_track_write(&node->data.camera.roll_track,f)) {
          return(LIB3DS_FALSE);
        }
        if (!lib3ds_chunk_write_end(&c,f)) {
          return(LIB3DS_FALSE);
        }
      }
      break;
    case LIB3DS_TARGET_NODE_TAG:
      { /*---- LIB3DS_POS_TRACK_TAG ----*/
        Lib3dsChunk c;
        c.chunk=LIB3DS_POS_TRACK_TAG;
        if (!lib3ds_chunk_write_start(&c,f)) {
          return(LIB3DS_FALSE);
        }
        if (!lib3ds_lin3_track_write(&node->data.target.pos_track,f)) {
          return(LIB3DS_FALSE);
        }
        if (!lib3ds_chunk_write_end(&c,f)) {
          return(LIB3DS_FALSE);
        }
      }
      break;
    case LIB3DS_LIGHT_NODE_TAG:
      { /*---- LIB3DS_POS_TRACK_TAG ----*/
        Lib3dsChunk c;
        c.chunk=LIB3DS_POS_TRACK_TAG;
        if (!lib3ds_chunk_write_start(&c,f)) {
          return(LIB3DS_FALSE);
        }
        if (!lib3ds_lin3_track_write(&node->data.light.pos_track,f)) {
          return(LIB3DS_FALSE);
        }
        if (!lib3ds_chunk_write_end(&c,f)) {
          return(LIB3DS_FALSE);
        }
      }
      { /*---- LIB3DS_COL_TRACK_TAG ----*/
        Lib3dsChunk c;
        c.chunk=LIB3DS_COL_TRACK_TAG;
        if (!lib3ds_chunk_write_start(&c,f)) {
          return(LIB3DS_FALSE);
        }
        if (!lib3ds_lin3_track_write(&node->data.light.col_track,f)) {
          return(LIB3DS_FALSE);
        }
        if (!lib3ds_chunk_write_end(&c,f)) {
          return(LIB3DS_FALSE);
        }
      }
      break;
    case LIB3DS_SPOTLIGHT_NODE_TAG:
      { /*---- LIB3DS_POS_TRACK_TAG ----*/
        Lib3dsChunk c;
        c.chunk=LIB3DS_POS_TRACK_TAG;
        if (!lib3ds_chunk_write_start(&c,f)) {
          return(LIB3DS_FALSE);
        }
        if (!lib3ds_lin3_track_write(&node->data.light.pos_track,f)) {
          return(LIB3DS_FALSE);
        }
        if (!lib3ds_chunk_write_end(&c,f)) {
          return(LIB3DS_FALSE);
        }
      }
      { /*---- LIB3DS_COL_TRACK_TAG ----*/
        Lib3dsChunk c;
        c.chunk=LIB3DS_COL_TRACK_TAG;
        if (!lib3ds_chunk_write_start(&c,f)) {
          return(LIB3DS_FALSE);
        }
        if (!lib3ds_lin3_track_write(&node->data.light.col_track,f)) {
          return(LIB3DS_FALSE);
        }
        if (!lib3ds_chunk_write_end(&c,f)) {
          return(LIB3DS_FALSE);
        }
      }
      { /*---- LIB3DS_HOT_TRACK_TAG ----*/
        Lib3dsChunk c;
        c.chunk=LIB3DS_HOT_TRACK_TAG;
        if (!lib3ds_chunk_write_start(&c,f)) {
          return(LIB3DS_FALSE);
        }
        if (!lib3ds_lin1_track_write(&node->data.light.hotspot_track,f)) {
          return(LIB3DS_FALSE);
        }
        if (!lib3ds_chunk_write_end(&c,f)) {
          return(LIB3DS_FALSE);
        }
      }
      { /*---- LIB3DS_FALL_TRACK_TAG ----*/
        Lib3dsChunk c;
        c.chunk=LIB3DS_FALL_TRACK_TAG;
        if (!lib3ds_chunk_write_start(&c,f)) {
          return(LIB3DS_FALSE);
        }
        if (!lib3ds_lin1_track_write(&node->data.light.falloff_track,f)) {
          return(LIB3DS_FALSE);
        }
        if (!lib3ds_chunk_write_end(&c,f)) {
          return(LIB3DS_FALSE);
        }
      }
      { /*---- LIB3DS_ROLL_TRACK_TAG ----*/
        Lib3dsChunk c;
        c.chunk=LIB3DS_ROLL_TRACK_TAG;
        if (!lib3ds_chunk_write_start(&c,f)) {
          return(LIB3DS_FALSE);
        }
        if (!lib3ds_lin1_track_write(&node->data.light.roll_track,f)) {
          return(LIB3DS_FALSE);
        }
        if (!lib3ds_chunk_write_end(&c,f)) {
          return(LIB3DS_FALSE);
        }
      }
      break;
    case LIB3DS_L_TARGET_NODE_TAG:
      { /*---- LIB3DS_POS_TRACK_TAG ----*/
        Lib3dsChunk c;
        c.chunk=LIB3DS_POS_TRACK_TAG;
        if (!lib3ds_chunk_write_start(&c,f)) {
          return(LIB3DS_FALSE);
        }
        if (!lib3ds_lin3_track_write(&node->data.spot.pos_track,f)) {
          return(LIB3DS_FALSE);
        }
        if (!lib3ds_chunk_write_end(&c,f)) {
          return(LIB3DS_FALSE);
        }
      }
      break;
    default:
      return(LIB3DS_FALSE);
  }

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


/*!

\typedef Lib3dsNodeTypes
  \ingroup node

*/
/*!

\enum _Lib3dsNodeTypes
  \ingroup node

*/
/*!

\typedef Lib3dsBoolKey
  \ingroup node
  \sa _Lib3dsBoolKey

*/
/*!

\typedef Lib3dsBoolTrack
  \ingroup node
  \sa _Lib3dsBoolTrack

*/
/*!

\typedef Lib3dsLin1Key
  \ingroup node
  \sa _Lib3dsLin1Key

*/
/*!

\typedef Lib3dsLin1Track
  \ingroup node
  \sa _Lib3dsLin1Track

*/
/*!

\typedef Lib3dsLin3Key
  \ingroup node
  \sa _Lib3dsLin3Key

*/
/*!

\typedef Lib3dsLin3Track
  \ingroup node
  \sa _Lib3dsLin3Track

*/
/*!

\typedef Lib3dsQuatKey
  \ingroup node
  \sa _Lib3dsQuatKey

*/
/*!

\typedef Lib3dsQuatTrack
  \ingroup node
  \sa _Lib3dsLin3Key

*/
/*!

\typedef Lib3dsMorphKey
  \ingroup node
  \sa _Lib3dsMorphKey

*/
/*!

\typedef Lib3dsMorphTrack
  \ingroup node
  \sa _Lib3dsMorphTrack

*/