| 359 | } |
| 360 | |
| 361 | size_t vtkMultiBlockPLOT3DReaderInternals::CalculateFileSizeForBlock(int precision, // in bytes |
| 362 | int blanking, int ndims, int hasByteCount, int* gridDims) |
| 363 | { |
| 364 | size_t size = 0; |
| 365 | // x, y, (z) |
| 366 | size_t npts = 1; |
| 367 | for (int i = 0; i < ndims; i++) |
| 368 | { |
| 369 | npts *= gridDims[i]; |
| 370 | } |
| 371 | size += npts * ndims * precision; |
| 372 | |
| 373 | if (blanking) |
| 374 | { |
| 375 | size += npts * 4; |
| 376 | } |
| 377 | |
| 378 | if (hasByteCount) |
| 379 | { |
| 380 | size += 2 * 4; |
| 381 | } |
| 382 | return size; |
| 383 | } |
| 384 | |
| 385 | #ifdef _WIN64 |
| 386 | #define vtk_fseek _fseeki64 |