* @brief Resets the time history to the floor color. */
| 501 | * @brief Resets the time history to the floor color. |
| 502 | */ |
| 503 | void Widgets::Waterfall::clearHistory() |
| 504 | { |
| 505 | m_topRow = 0; |
| 506 | m_writeRow = 0; |
| 507 | m_filledOnce = false; |
| 508 | if (!m_image.isNull()) |
| 509 | m_image.fill(sampleColorMap(m_colorMap, 0.0)); |
| 510 | |
| 511 | update(); |
| 512 | } |
| 513 | |
| 514 | //-------------------------------------------------------------------------------------------------- |
| 515 | // FFT plan management |