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| Original file line number | Diff line number | Diff line change |
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| <UserControl x:Class="Cavern.WPF.Controls.GraphRendererControl" | ||
| xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" | ||
| xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" | ||
| xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" | ||
| xmlns:d="http://schemas.microsoft.com/expression/blend/2008" | ||
| mc:Ignorable="d" | ||
| d:DesignWidth="800" d:DesignHeight="450"> | ||
| <Image Name="image"/> | ||
| </UserControl> |
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| using System.Windows; | ||
| using System.Windows.Controls; | ||
|
|
||
| using Cavern.QuickEQ.Equalization; | ||
| using Cavern.QuickEQ.Graphing; | ||
| using Cavern.QuickEQ.Graphing.Overlays; | ||
| using Cavern.WPF.Utils; | ||
|
|
||
| namespace Cavern.WPF.Controls { | ||
| /// <summary> | ||
| /// Displays one or more <see cref="Equalizer"/> filters. | ||
| /// </summary> | ||
| public partial class GraphRendererControl : UserControl { | ||
| /// <summary> | ||
| /// The background of the displayed graph. | ||
| /// </summary> | ||
| public GraphOverlay Overlay { get; set; } = new LogScaleGrid(2, 1, 0xFF000000, 10); | ||
|
|
||
| /// <summary> | ||
| /// All displayed curves referencing the current <see cref="renderer"/>. | ||
| /// </summary> | ||
| readonly List<RenderedCurve> curves = []; | ||
|
|
||
| /// <summary> | ||
| /// Cavern's internal graph rendering engine. | ||
| /// </summary> | ||
| GraphRenderer renderer = new GraphRenderer(1, 1); // Placeholder for initialization, initial invalidation updates it | ||
|
|
||
| /// <summary> | ||
| /// Displays one or more <see cref="Equalizer"/> filters. | ||
| /// </summary> | ||
| public GraphRendererControl() => InitializeComponent(); | ||
|
|
||
| /// <summary> | ||
| /// Add a curve with an ARGB color. | ||
| /// </summary> | ||
| /// <returns>Index of the curve that can be used in <see cref="Invalidate(int)"/>.</returns> | ||
| public int AddCurve(Equalizer curve, uint color) { | ||
| curves.Add(renderer.AddCurve(curve, color)); | ||
| Invalidate(); | ||
| return curves.Count - 1; | ||
| } | ||
|
|
||
| /// <summary> | ||
| /// Remove all displayed curves. | ||
| /// </summary> | ||
| public void Clear() { | ||
| curves.Clear(); | ||
| renderer.Clear(); | ||
| Invalidate(); | ||
| } | ||
|
|
||
| /// <summary> | ||
| /// When a curve at a given <paramref name="index"/> has changed, update its drawn curve. | ||
| /// </summary> | ||
| public void Invalidate(int index) { | ||
| curves[index].Update(true); | ||
| InvalidateImage(); | ||
| } | ||
|
|
||
| /// <summary> | ||
| /// Update all data related to the graph and redraw. | ||
| /// </summary> | ||
| public void Invalidate() { | ||
| for (int i = 0, c = curves.Count - 1; i <= c; i++) { | ||
| curves[i].Update(i == c); | ||
| } | ||
| InvalidateImage(); | ||
| } | ||
|
|
||
| /// <summary> | ||
| /// Update the displayed graph when a curve was added, changed, or removed. | ||
| /// </summary> | ||
| public void InvalidateImage() => image.Source = renderer.Pixels.ToBitmap(renderer.Width, renderer.Height).ToImageSource(); | ||
|
|
||
| /// <summary> | ||
| /// Keep the graph's size at the control resolution. | ||
| /// </summary> | ||
| protected override void OnRenderSizeChanged(SizeChangedInfo sizeInfo) { | ||
| base.OnRenderSizeChanged(sizeInfo); | ||
| renderer = new((int)(sizeInfo.NewSize.Width + .5), (int)(sizeInfo.NewSize.Height + .5)) { | ||
| DynamicRange = 50, | ||
| Peak = 25, | ||
| Overlay = Overlay | ||
| }; | ||
| for (int i = 0, c = curves.Count; i < c; i++) { | ||
| curves[i] = renderer.AddCurve(curves[i].Curve, curves[i].Color); | ||
| } | ||
| Invalidate(); | ||
| } | ||
| } | ||
| } |
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| @@ -0,0 +1,41 @@ | ||
| <base:OkCancelDialog x:Class="Cavern.WPF.ConvolutionEditor" | ||
| xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" | ||
| xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" | ||
| xmlns:d="http://schemas.microsoft.com/expression/blend/2008" | ||
| xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" | ||
| xmlns:base="clr-namespace:Cavern.WPF.BaseClasses" | ||
| xmlns:cavern="clr-namespace:Cavern.WPF.Controls" | ||
| mc:Ignorable="d" | ||
| Title="{StaticResource Title}" Width="600" Height="300"> | ||
| <Window.Resources> | ||
| <d:ResourceDictionary> | ||
| <ResourceDictionary.MergedDictionaries> | ||
| <ResourceDictionary Source="Resources/CommonStrings.xaml"/> | ||
| <ResourceDictionary Source="Resources/ConvolutionEditorStrings.xaml"/> | ||
| </ResourceDictionary.MergedDictionaries> | ||
| </d:ResourceDictionary> | ||
| </Window.Resources> | ||
| <Grid> | ||
| <Grid.RowDefinitions> | ||
| <RowDefinition Height="*"/> | ||
| <RowDefinition Height="*"/> | ||
| </Grid.RowDefinitions> | ||
| <Grid.ColumnDefinitions> | ||
| <ColumnDefinition Width="*"/> | ||
| <ColumnDefinition Width="200"/> | ||
| </Grid.ColumnDefinitions> | ||
| <cavern:GraphRendererControl x:Name="impulseDisplay"/> | ||
| <cavern:GraphRendererControl Grid.Row="1" x:Name="fftDisplay"/> | ||
| <Grid Grid.Column="1" Grid.RowSpan="2"> | ||
| <Button Grid.Column="1" Margin="0,10,10,0" HorizontalAlignment="Right" VerticalAlignment="Top" Width="165" Height="20" | ||
| Content="{StaticResource BLoad}" Click="LoadFromFile"/> | ||
| <Button Grid.Column="1" Margin="0,0,95,10" HorizontalAlignment="Right" VerticalAlignment="Bottom" Width="80" Height="20" | ||
| Content="{StaticResource BtnOk}" Click="OK"/> | ||
| <Button Grid.Column="1" Margin="0,0,10,10" HorizontalAlignment="Right" VerticalAlignment="Bottom" Width="80" Height="20" | ||
| Content="{StaticResource BtnCa}" Click="Cancel"/> | ||
| <TextBlock x:Name="polarity" Margin="25,35,0,0" HorizontalAlignment="Left" VerticalAlignment="Top"/> | ||
| <TextBlock x:Name="phaseDisplay" Margin="25,55,0,0" HorizontalAlignment="Left" VerticalAlignment="Top"/> | ||
| <TextBlock x:Name="delay" Margin="25,75,0,0" HorizontalAlignment="Left" VerticalAlignment="Top"/> | ||
| </Grid> | ||
| </Grid> | ||
| </base:OkCancelDialog> |
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,117 @@ | ||
| using Microsoft.Win32; | ||
| using System.Windows; | ||
|
|
||
| using Cavern.QuickEQ; | ||
| using Cavern.QuickEQ.Equalization; | ||
| using Cavern.QuickEQ.Graphing.Overlays; | ||
| using Cavern.QuickEQ.Utilities; | ||
| using Cavern.Utilities; | ||
| using Cavern.WPF.BaseClasses; | ||
| using Cavern.Format; | ||
|
|
||
| namespace Cavern.WPF { | ||
| /// <summary> | ||
| /// Displays properties of a convolution's impulse response and allows loading a new set of samples. | ||
| /// </summary> | ||
| public partial class ConvolutionEditor : OkCancelDialog { | ||
| /// <summary> | ||
| /// Last displayed/loaded impulse response of a convolution filter. | ||
| /// </summary> | ||
| public float[] Impulse { | ||
| get => impulse; | ||
| set { | ||
| impulse = value; | ||
| Reset(); | ||
| } | ||
| } | ||
| float[] impulse; | ||
|
|
||
| /// <summary> | ||
| /// The initial value of <see cref="impulse"/> as received in the constructor. When the editing is cancelled, | ||
| /// or no new convolution samples are loaded, <see cref="Impulse"/> will return its original reference. | ||
| /// </summary> | ||
| readonly float[] originalImpulse; | ||
|
|
||
| /// <summary> | ||
| /// Sample rate of the <see cref="impulse"/>. | ||
| /// </summary> | ||
| readonly int sampleRate; | ||
|
|
||
| /// <summary> | ||
| /// Source of language strings. | ||
| /// </summary> | ||
| readonly ResourceDictionary language = Consts.Language.GetConvolutionEditorStrings(); | ||
|
|
||
| /// <summary> | ||
| /// Source of common language strings. | ||
| /// </summary> | ||
| readonly ResourceDictionary common = Consts.Language.GetCommonStrings(); | ||
|
|
||
| /// <summary> | ||
| /// Displays properties of a convolution's impulse response and allows loading a new set of samples. | ||
| /// </summary> | ||
| public ConvolutionEditor(float[] impulse, int sampleRate) { | ||
| Resources.MergedDictionaries.Add(language); | ||
| Resources.MergedDictionaries.Add(common); | ||
| InitializeComponent(); | ||
| impulseDisplay.Overlay = new Grid(2, 1, 0xFFAAAAAA, 10, 10); | ||
| fftDisplay.Overlay = new LogScaleGrid(2, 1, 0xFFAAAAAA, 10); | ||
| this.sampleRate = sampleRate; | ||
| Impulse = impulse; | ||
| originalImpulse = impulse; | ||
| } | ||
|
|
||
| /// <inheritdoc/> | ||
| protected override void Cancel(object _, RoutedEventArgs e) { | ||
| impulse = originalImpulse; | ||
| base.Cancel(_, e); | ||
| } | ||
|
|
||
| /// <summary> | ||
| /// Overwrite the convolution from an impulse response from a file, only allowing the system sample rate. | ||
| /// </summary> | ||
| void LoadFromFile(object _, RoutedEventArgs e) { | ||
| OpenFileDialog dialog = new OpenFileDialog() { | ||
| Filter = string.Format((string)common["ImFmt"], AudioReader.filter) | ||
| }; | ||
| if (dialog.ShowDialog().Value) { | ||
| AudioReader file = AudioReader.Open(dialog.FileName); | ||
| file.ReadHeader(); | ||
| if (file.SampleRate != sampleRate) { | ||
| Consts.Language.Error(string.Format((string)language["ESRat"], file.SampleRate, sampleRate)); | ||
| } else if (file.ChannelCount != 1) { | ||
| Consts.Language.Error((string)language["EMono"]); | ||
| } else { | ||
| Impulse = file.Read(); | ||
| } | ||
| } | ||
| } | ||
|
|
||
| /// <summary> | ||
| /// Reanalyze the <see cref="impulse"/> and redraw the layout. | ||
| /// </summary> | ||
| void Reset() { | ||
| impulseDisplay.Clear(); | ||
| fftDisplay.Clear(); | ||
| if (impulse == null) { | ||
| polarity.Text = string.Empty; | ||
| phaseDisplay.Text = string.Empty; | ||
| delay.Text = string.Empty; | ||
| return; | ||
| } | ||
|
|
||
| impulseDisplay.AddCurve(EQGenerator.FromGraph(impulse, 20, 20000), 0xFF0000FF); | ||
| Complex[] fft = impulse.FFT(); | ||
| fftDisplay.AddCurve(EQGenerator.FromTransferFunction(fft, sampleRate), 0xFF00FF00); | ||
| float[] phase = Measurements.GetPhase(fft); | ||
| float[] phaseGraph = GraphUtils.ConvertToGraph(phase, 20, 20000, sampleRate, 1024); | ||
| WaveformUtils.Gain(phaseGraph, 25 / MathF.PI); | ||
| fftDisplay.AddCurve(EQGenerator.FromGraph(phaseGraph, 20, 20000), 0xFFFF0000); | ||
|
|
||
| VerboseImpulseResponse verbose = new(fft); | ||
| polarity.Text = string.Format((string)language["VPola"], verbose.Polarity ? '+' : '-'); | ||
| phaseDisplay.Text = string.Format((string)language["VPhas"], (180 / Math.PI * verbose.Phase).ToString("0.00")); | ||
| delay.Text = string.Format((string)language["VDela"], verbose.Delay); | ||
| } | ||
| } | ||
| } |
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