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src/context/applets/analyzer/plugin/BlockWorker.cpp
| Show First 20 Lines • Show All 55 Lines • ▼ Show 20 Line(s) | 48 | { | |||
|---|---|---|---|---|---|
| 56 | const double PRO = 1; //PRO allows us to restrict the range somewhat | 56 | const double PRO = 1; //PRO allows us to restrict the range somewhat | ||
| 57 | 57 | | |||
| 58 | for( int z = 0; z < m_rows; ++z ) | 58 | for( int z = 0; z < m_rows; ++z ) | ||
| 59 | m_yscale[z] = 1 - log10( m_rows - z ) / log10( m_rows + PRO ); | 59 | m_yscale[z] = 1 - log10( m_rows - z ) / log10( m_rows + PRO ); | ||
| 60 | 60 | | |||
| 61 | m_mutex.unlock(); | 61 | m_mutex.unlock(); | ||
| 62 | } | 62 | } | ||
| 63 | 63 | | |||
| 64 | void BlockWorker::setColumns(int columns) | 64 | void BlockWorker::setColumns( int columns ) | ||
| 65 | { | 65 | { | ||
| 66 | if( m_columns == columns ) | 66 | if( m_columns == columns ) | ||
| 67 | return; | 67 | return; | ||
| 68 | 68 | | |||
| 69 | m_columns = columns; | 69 | m_columns = columns; | ||
| 70 | } | 70 | } | ||
| 71 | 71 | | |||
| 72 | void BlockWorker::analyze() | 72 | void BlockWorker::analyze() | ||
| 73 | { | 73 | { | ||
| 74 | int timeElapsed = m_lastUpdate.elapsed(); | 74 | int timeElapsed = m_lastUpdate.elapsed(); | ||
| 75 | 75 | | |||
| 76 | // only analyze if screen is fast enough | 76 | // only analyze if screen is fast enough | ||
| 77 | if( timeElapsed < m_refreshTime - 1 ) | 77 | if( timeElapsed < m_refreshTime - 1 ) | ||
| 78 | QThread::currentThread()->msleep( m_refreshTime - timeElapsed - 1 ); | 78 | QThread::currentThread()->msleep( m_refreshTime - timeElapsed - 1 ); | ||
| 79 | 79 | | |||
| 80 | const auto scopeData = scope(); | 80 | const auto scopeData = scope(); | ||
| 81 | const int scopeSize = scopeData.size(); | 81 | const int scopeSize = scopeData.size(); | ||
| 82 | 82 | | |||
| 83 | timeElapsed = m_lastUpdate.restart(); | 83 | timeElapsed = m_lastUpdate.restart(); | ||
| 84 | 84 | | |||
| 85 | const qreal step = m_step * timeElapsed / 1000.0; | 85 | const qreal step = m_step * timeElapsed / 1000.0; | ||
| 86 | const qreal fadeStep = (qreal)timeElapsed / 20.0; | 86 | const qreal fadeStep = (qreal)timeElapsed / 20.0; | ||
| 87 | 87 | | |||
| 88 | // block m_store and m_fadebars | 88 | // lock m_store and m_fadebars | ||
| 89 | QMutexLocker locker(&m_mutex); | 89 | QMutexLocker locker( &m_mutex ); | ||
| 90 | 90 | | |||
| 91 | m_store.resize( scopeSize ); | 91 | m_store.resize( scopeSize ); | ||
| 92 | m_fadebars.resize( scopeSize ); | 92 | m_fadebars.resize( scopeSize ); | ||
| 93 | 93 | | |||
| 94 | for( int x = 0; x < scopeSize; ++x ) | 94 | for( int x = 0; x < scopeSize; ++x ) | ||
| 95 | { | 95 | { | ||
| 96 | // determine y | 96 | // determine y | ||
| 97 | int y = 0; | 97 | int y = 0; | ||
| 98 | while( y < m_yscale.size() && scopeData.at(x) > m_yscale.at(y) ) | 98 | while( y < m_yscale.size() && scopeData.at(x) > m_yscale.at(y) ) | ||
| 99 | y++; | 99 | y++; | ||
| 100 | 100 | | |||
| 101 | auto &fadebars = m_fadebars[x]; | 101 | auto &fadebars = m_fadebars[x]; | ||
| 102 | auto &store = m_store[x]; | 102 | auto &store = m_store[x]; | ||
| 103 | 103 | | |||
| 104 | // remove obscured fadebars | 104 | // remove obscured fadebars | ||
| 105 | while( !fadebars.isEmpty() && fadebars.last().y >= y ) | 105 | while( !fadebars.isEmpty() && fadebars.last().y <= y ) | ||
| 106 | fadebars.removeLast(); | 106 | fadebars.removeLast(); | ||
| 107 | 107 | | |||
| 108 | // remove completely faded fadebars | 108 | // remove completely faded fadebars | ||
| 109 | while( !fadebars.isEmpty() && fadebars.first().intensity <= fadeStep ) | 109 | while( !fadebars.isEmpty() && fadebars.first().intensity <= fadeStep ) | ||
| 110 | fadebars.removeFirst(); | 110 | fadebars.removeFirst(); | ||
| 111 | 111 | | |||
| 112 | // fade the rest | 112 | // fade the rest | ||
| 113 | for( auto &fadebar : fadebars ) | 113 | for( auto &fadebar : fadebars ) | ||
| Show All 16 Lines | |||||