Silence some conversion warnings

ext/libstrawberry-tagreader/tagreadertaglib.cpp

@@ -1040,13 +1040,13 @@ TagLib::ID3v2::PopularimeterFrame *TagReaderTagLib::GetPOPMFrameFromTag(TagLib::
 
 float TagReaderTagLib::ConvertPOPMRating(const int POPM_rating) {
 
-  if (POPM_rating < 0x01) return 0.0;
-  else if (POPM_rating < 0x40) return 0.20;
-  else if (POPM_rating < 0x80) return 0.40;
-  else if (POPM_rating < 0xC0) return 0.60;
-  else if (POPM_rating < 0xFC) return 0.80;
+  if (POPM_rating < 0x01) return 0.0F;
+  else if (POPM_rating < 0x40) return 0.20F;
+  else if (POPM_rating < 0x80) return 0.40F;
+  else if (POPM_rating < 0xC0) return 0.60F;
+  else if (POPM_rating < 0xFC) return 0.80F;
 
-  return 1.0;
+  return 1.0F;
 
 }
 

src/analyzer/analyzerbase.cpp

@@ -73,7 +73,7 @@ void Analyzer::Base::transform(Scope &scope) {
   }
 
   fht_->logSpectrum(scope.data(), aux.data());
-  fht_->scale(scope.data(), 1.0 / 20);
+  fht_->scale(scope.data(), 1.0F / 20);
 
   scope.resize(fht_->size() / 2);  // second half of values are rubbish
 

src/analyzer/blockanalyzer.cpp

@@ -130,7 +130,7 @@ void BlockAnalyzer::transform(Analyzer::Scope &s) {
   for (uint x = 0; x < s.size(); ++x) s[x] *= 2;
 
   fht_->spectrum(s.data());
-  fht_->scale(s.data(), 1.0 / 20);
+  fht_->scale(s.data(), 1.0F / 20);
 
   // the second half is pretty dull, so only show it if the user has a large analyzer by setting to scope_.size() if large we prevent interpolation of large analyzers, this is good!
   s.resize(scope_.size() <= kMaxColumns / 2 ? kMaxColumns / 2 : scope_.size());

src/analyzer/boomanalyzer.cpp

@@ -102,7 +102,7 @@ void BoomAnalyzer::resizeEvent(QResizeEvent *e) {
 void BoomAnalyzer::transform(Scope &s) {
 
   fht_->spectrum(s.data());
-  fht_->scale(s.data(), 1.0 / 50);
+  fht_->scale(s.data(), 1.0F / 50);
 
   s.resize(scope_.size() <= static_cast<quint64>(kMaxBandCount) / 2 ? kMaxBandCount / 2 : scope_.size());
 

src/engine/gstenginepipeline.cpp

@@ -1383,10 +1383,10 @@ void GstEnginePipeline::UpdateEqualizer() {
   for (int i = 0; i < kEqBandCount; ++i) {
     float gain = eq_enabled_ ? static_cast<float>(eq_band_gains_[i]) : static_cast<float>(0.0);
     if (gain < 0) {
-      gain *= 0.24;
+      gain *= 0.24F;
     }
     else {
-      gain *= 0.12;
+      gain *= 0.12F;
     }
 
     const int index_in_eq = i + 1;
@@ -1397,8 +1397,8 @@ void GstEnginePipeline::UpdateEqualizer() {
   }
 
   // Update preamp
-  float preamp = 1.0;
-  if (eq_enabled_) preamp = static_cast<float>(eq_preamp_ + 100) * static_cast<float>(0.01);  // To scale from 0.0 to 2.0
+  float preamp = 1.0F;
+  if (eq_enabled_) preamp = static_cast<float>(eq_preamp_ + 100) * 0.01F;  // To scale from 0.0 to 2.0
 
   g_object_set(G_OBJECT(equalizer_preamp_), "volume", preamp, nullptr);
 

src/playlist/playlistdelegates.cpp

@@ -82,7 +82,7 @@ const int QueuedItemDelegate::kQueueBoxLength = 30;
 const QRgb QueuedItemDelegate::kQueueBoxGradientColor1 = qRgb(102, 150, 227);
 const QRgb QueuedItemDelegate::kQueueBoxGradientColor2 = qRgb(77, 121, 200);
 const int QueuedItemDelegate::kQueueOpacitySteps = 10;
-const float QueuedItemDelegate::kQueueOpacityLowerBound = 0.4;
+const float QueuedItemDelegate::kQueueOpacityLowerBound = 0.4F;
 
 const int PlaylistDelegateBase::kMinHeight = 19;
 
@@ -100,7 +100,7 @@ void QueuedItemDelegate::paint(QPainter *painter, const QStyleOptionViewItem &op
     if (ok && queue_pos != -1) {
       float opacity = static_cast<float>(kQueueOpacitySteps - qMin(kQueueOpacitySteps, queue_pos));
       opacity /= kQueueOpacitySteps;
-      opacity *= static_cast<float>(1.0) - static_cast<float>(kQueueOpacityLowerBound);
+      opacity *= 1.0F - kQueueOpacityLowerBound;
       opacity += kQueueOpacityLowerBound;
       DrawBox(painter, option.rect, option.font, QString::number(queue_pos + 1), kQueueBoxLength, opacity);
     }

src/widgets/volumeslider.cpp

@@ -424,8 +424,8 @@ void VolumeSlider::drawVolumeSliderHandle() {
   painter.drawImage(0, 0, pixmapHandle);
 
   // BEGIN Calculate handle animation pixmaps for mouse-over effect
-  float opacity = 0.0;
-  const float step = 1.0 / ANIM_MAX;
+  float opacity = 0.0F;
+  const float step = 1.0F / ANIM_MAX;
   QImage dst;
   handle_pixmaps_.clear();
   for (int i = 0; i < ANIM_MAX; ++i) {