Reuse shaders/paint where possible

Added noise test

src/Artemis.Core/Models/Profile/Layer.cs

@@ -17,6 +17,8 @@ namespace Artemis.Core.Models.Profile
     {
         private readonly List<LayerElement> _layerElements;
         private List<ArtemisLed> _leds;
+        private SKBitmap _renderBitmap;
+        private SKCanvas _renderCanvas;
 
         public Layer(Profile profile, ProfileElement parent, string name)
         {
@@ -70,33 +72,28 @@ namespace Artemis.Core.Models.Profile
             foreach (var layerElement in LayerElements)
                 layerElement.RenderPreProcess(surface, canvas);
 
-            using (var bitmap = new SKBitmap(new SKImageInfo((int) RenderRectangle.Width, (int) RenderRectangle.Height)))
+            _renderCanvas.Clear();
-            using (var layerCanvas = new SKCanvas(bitmap))
+            foreach (var layerElement in LayerElements)
+                layerElement.Render(surface, _renderCanvas);
+
+            var baseShader = SKShader.CreateBitmap(_renderBitmap, SKShaderTileMode.Repeat, SKShaderTileMode.Repeat, SKMatrix.MakeTranslation(RenderRectangle.Left, RenderRectangle.Top));
+            foreach (var layerElement in LayerElements)
             {
-                layerCanvas.Clear();
+                var newBaseShader = layerElement.RenderPostProcess(surface, _renderBitmap, baseShader);
+                if (newBaseShader == null)
+                    continue;
 
-                foreach (var layerElement in LayerElements)
+                // Dispose the old base shader if the layer element provided a new one
-                    layerElement.Render(surface, layerCanvas);
+                if (!ReferenceEquals(baseShader, newBaseShader))
+                    baseShader.Dispose();
 
-                var baseShader = SKShader.CreateBitmap(bitmap, SKShaderTileMode.Repeat, SKShaderTileMode.Repeat, SKMatrix.MakeTranslation(RenderRectangle.Left, RenderRectangle.Top));
+                baseShader = newBaseShader;
-                foreach (var layerElement in LayerElements)
-                {
-                    var newBaseShader = layerElement.RenderPostProcess(surface, bitmap, baseShader);
-                    if (newBaseShader == null)
-                        continue;
-
-                    // Dispose the old base shader if the layer element provided a new one
-                    if (!ReferenceEquals(baseShader, newBaseShader))
-                        baseShader.Dispose();
-
-                    baseShader = newBaseShader;
-                }
-
-                //canvas.ClipPath(RenderPath);
-                canvas.DrawRect(RenderRectangle, new SKPaint {Shader = baseShader, FilterQuality = SKFilterQuality.Low});
-                baseShader.Dispose();
             }
 
+            canvas.ClipPath(RenderPath);
+            canvas.DrawRect(RenderRectangle, new SKPaint {Shader = baseShader, FilterQuality = SKFilterQuality.Low});
+            baseShader.Dispose();
+            
             canvas.Restore();
         }
 
@@ -188,7 +185,7 @@ namespace Artemis.Core.Models.Profile
             _leds = leds;
             CalculateRenderProperties();
         }
-        
+
         internal void CalculateRenderProperties()
         {
             if (!Leds.Any())
@@ -208,6 +205,13 @@ namespace Artemis.Core.Models.Profile
                 path.AddRect(artemisLed.AbsoluteRenderRectangle);
 
             RenderPath = path;
+
+            var oldBitmap = _renderBitmap;
+            var oldCanvas = _renderCanvas;
+            _renderBitmap = new SKBitmap(new SKImageInfo((int) RenderRectangle.Width, (int) RenderRectangle.Height));
+            _renderCanvas = new SKCanvas(_renderBitmap);
+            oldBitmap?.Dispose();
+            oldCanvas?.Dispose();
             OnRenderPropertiesUpdated();
         }
 

src/Artemis.Core/Services/RgbService.cs

@@ -57,7 +57,7 @@ namespace Artemis.Core.Services
                 _logger.Warning("RgbDevice provider {deviceProvider} has no devices", deviceProvider.GetType().Name);
                 return;
             }
-
+            
             foreach (var surfaceDevice in deviceProvider.Devices)
             {
                 if (!_loadedDevices.Contains(surfaceDevice))

src/Artemis.Plugins.LayerElements.Noise/Artemis.Plugins.LayerElements.Noise.csproj

@@ -0,0 +1,101 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="15.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <Import Project="$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props" Condition="Exists('$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props')" />
+  <PropertyGroup>
+    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
+    <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
+    <ProjectGuid>{7F4C7AB0-4C9B-452D-AFED-34544C903DEF}</ProjectGuid>
+    <OutputType>Library</OutputType>
+    <AppDesignerFolder>Properties</AppDesignerFolder>
+    <RootNamespace>Artemis.Plugins.LayerElements.Noise</RootNamespace>
+    <AssemblyName>Artemis.Plugins.LayerElements.Noise</AssemblyName>
+    <TargetFrameworkVersion>v4.7.2</TargetFrameworkVersion>
+    <FileAlignment>512</FileAlignment>
+    <Deterministic>true</Deterministic>
+    <NuGetPackageImportStamp>
+    </NuGetPackageImportStamp>
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
+    <DebugSymbols>true</DebugSymbols>
+    <DebugType>full</DebugType>
+    <Optimize>false</Optimize>
+    <OutputPath>bin\Debug\</OutputPath>
+    <DefineConstants>DEBUG;TRACE</DefineConstants>
+    <ErrorReport>prompt</ErrorReport>
+    <WarningLevel>4</WarningLevel>
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
+    <DebugType>pdbonly</DebugType>
+    <Optimize>true</Optimize>
+    <OutputPath>bin\Release\</OutputPath>
+    <DefineConstants>TRACE</DefineConstants>
+    <ErrorReport>prompt</ErrorReport>
+    <WarningLevel>4</WarningLevel>
+  </PropertyGroup>
+  <ItemGroup>
+    <Reference Include="PresentationCore" />
+    <Reference Include="PresentationFramework" />
+    <Reference Include="SkiaSharp, Version=1.68.0.0, Culture=neutral, PublicKeyToken=0738eb9f132ed756, processorArchitecture=MSIL">
+      <HintPath>..\packages\SkiaSharp.1.68.1\lib\net45\SkiaSharp.dll</HintPath>
+    </Reference>
+    <Reference Include="Stylet, Version=1.3.0.0, Culture=neutral, processorArchitecture=MSIL">
+      <HintPath>..\packages\Stylet.1.3.0\lib\net45\Stylet.dll</HintPath>
+    </Reference>
+    <Reference Include="System" />
+    <Reference Include="System.Buffers, Version=4.0.3.0, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51, processorArchitecture=MSIL">
+      <HintPath>..\packages\System.Buffers.4.5.0\lib\netstandard2.0\System.Buffers.dll</HintPath>
+    </Reference>
+    <Reference Include="System.Core" />
+    <Reference Include="System.Memory, Version=4.0.1.1, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51, processorArchitecture=MSIL">
+      <HintPath>..\packages\System.Memory.4.5.3\lib\netstandard2.0\System.Memory.dll</HintPath>
+    </Reference>
+    <Reference Include="System.Numerics" />
+    <Reference Include="System.Numerics.Vectors, Version=4.1.4.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
+      <HintPath>..\packages\System.Numerics.Vectors.4.5.0\lib\net46\System.Numerics.Vectors.dll</HintPath>
+    </Reference>
+    <Reference Include="System.Runtime.CompilerServices.Unsafe, Version=4.0.5.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
+      <HintPath>..\packages\System.Runtime.CompilerServices.Unsafe.4.6.0\lib\netstandard2.0\System.Runtime.CompilerServices.Unsafe.dll</HintPath>
+    </Reference>
+    <Reference Include="System.Xml.Linq" />
+    <Reference Include="System.Data.DataSetExtensions" />
+    <Reference Include="Microsoft.CSharp" />
+    <Reference Include="System.Data" />
+    <Reference Include="System.Net.Http" />
+    <Reference Include="System.Xml" />
+    <Reference Include="WindowsBase" />
+  </ItemGroup>
+  <ItemGroup>
+    <Compile Include="NoiseLayerElement.cs" />
+    <Compile Include="NoiseLayerElementProvider.cs" />
+    <Compile Include="NoiseLayerElementSettings.cs" />
+    <Compile Include="NoiseLayerElementViewModel.cs" />
+    <Compile Include="Properties\AssemblyInfo.cs" />
+  </ItemGroup>
+  <ItemGroup>
+    <Page Include="NoiseLayerElementView.xaml">
+      <Generator>MSBuild:Compile</Generator>
+      <SubType>Designer</SubType>
+    </Page>
+  </ItemGroup>
+  <ItemGroup>
+    <None Include="app.config" />
+    <None Include="packages.config" />
+    <None Include="plugin.json">
+      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
+    </None>
+  </ItemGroup>
+  <ItemGroup>
+    <ProjectReference Include="..\Artemis.Core\Artemis.Core.csproj">
+      <Project>{9b811f9b-86b9-4771-87af-72bae7078a36}</Project>
+      <Name>Artemis.Core</Name>
+    </ProjectReference>
+  </ItemGroup>
+  <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
+  <Import Project="..\packages\SkiaSharp.1.68.1\build\net45\SkiaSharp.targets" Condition="Exists('..\packages\SkiaSharp.1.68.1\build\net45\SkiaSharp.targets')" />
+  <Target Name="EnsureNuGetPackageBuildImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project references NuGet package(s) that are missing on this computer. Use NuGet Package Restore to download them.  For more information, see http://go.microsoft.com/fwlink/?LinkID=322105. The missing file is {0}.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('..\packages\SkiaSharp.1.68.1\build\net45\SkiaSharp.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\SkiaSharp.1.68.1\build\net45\SkiaSharp.targets'))" />
+  </Target>
+</Project>

src/Artemis.Plugins.LayerElements.Noise/NoiseLayerElement.cs

@@ -0,0 +1,59 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using Artemis.Core.Models.Profile;
+using Artemis.Core.Models.Surface;
+using Artemis.Core.Plugins.LayerElement;
+using SkiaSharp;
+
+namespace Artemis.Plugins.LayerElements.Noise
+{
+    public class NoiseLayerElement : LayerElement
+    {
+        private SKShader _shader;
+        private List<SKColor> _testColors;
+        private SKPaint _paint;
+
+        public NoiseLayerElement(Layer layer, Guid guid, NoiseLayerElementSettings settings, LayerElementDescriptor descriptor) : base(layer, guid, settings, descriptor)
+        {
+            Settings = settings;
+
+            _testColors = new List<SKColor>();
+            for (var i = 0; i < 9; i++)
+            {
+                if (i != 8)
+                    _testColors.Add(SKColor.FromHsv(i * 32, 100, 100));
+                else
+                    _testColors.Add(SKColor.FromHsv(0, 100, 100));
+            }
+
+            CreateShader();
+            Layer.RenderPropertiesUpdated += (sender, args) => CreateShader();
+            Settings.PropertyChanged += (sender, args) => CreateShader();
+        }
+
+        private void CreateShader()
+        {
+            var shader = SKShader.CreatePerlinNoiseFractalNoise(1, 1, 1, 1);
+
+            var oldShader = _shader;
+            var oldPaint = _paint;
+            _shader = shader;
+            _paint = new SKPaint {Shader = _shader, FilterQuality = SKFilterQuality.Low};
+            oldShader?.Dispose();
+            oldPaint?.Dispose();
+        }
+
+        public new NoiseLayerElementSettings Settings { get; }
+
+        public override LayerElementViewModel GetViewModel()
+        {
+            return new NoiseLayerElementViewModel(this);
+        }
+
+        public override void Render(ArtemisSurface surface, SKCanvas canvas)
+        {
+            canvas.DrawRect(Layer.AbsoluteRenderRectangle, _paint);
+        }
+    }
+}

src/Artemis.Plugins.LayerElements.Noise/NoiseLayerElementProvider.cs

@@ -0,0 +1,25 @@
+using Artemis.Core.Plugins.LayerElement;
+using Artemis.Core.Plugins.Models;
+
+namespace Artemis.Plugins.LayerElements.Noise
+{
+    public class NoiseLayerElementProvider : LayerElementProvider
+    {
+        public NoiseLayerElementProvider(PluginInfo pluginInfo) : base(pluginInfo)
+        {
+            AddLayerElementDescriptor<NoiseLayerElement>("Noise", "A brush of that shows a perlin noise", "Brush");
+        }
+
+        public override void EnablePlugin()
+        {
+        }
+
+        public override void DisablePlugin()
+        {
+        }
+
+        public override void Dispose()
+        {
+        }
+    }
+}

src/Artemis.Plugins.LayerElements.Noise/NoiseLayerElementSettings.cs

@@ -0,0 +1,46 @@
+using System.Collections.Generic;
+using System.ComponentModel;
+using Artemis.Core.Plugins.LayerElement;
+using SkiaSharp;
+
+namespace Artemis.Plugins.LayerElements.Noise
+{
+    public class NoiseLayerElementSettings : LayerElementSettings
+    {
+        private BrushType _brushType;
+        private List<SKColor> _colors;
+
+        public NoiseLayerElementSettings()
+        {
+            BrushType = BrushType.Solid;
+            Colors = new List<SKColor>();
+        }
+
+        public BrushType BrushType
+        {
+            get => _brushType;
+            set => SetAndNotify(ref _brushType, value);
+        }
+
+        public List<SKColor> Colors
+        {
+            get => _colors;
+            set => SetAndNotify(ref _colors, value);
+        }
+    }
+
+    public enum BrushType
+    {
+        [Description("Solid")]
+        Solid,
+
+        [Description("Linear Gradient")]
+        LinearGradient,
+
+        [Description("Radial Gradient")]
+        RadialGradient,
+
+        [Description("Sweep Gradient")]
+        SweepGradient
+    }
+}

src/Artemis.Plugins.LayerElements.Noise/NoiseLayerElementView.xaml

@@ -0,0 +1,112 @@
+<UserControl x:Class="Artemis.Plugins.LayerElements.Noise.BrushLayerElementView"
+             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"
+             xmlns:materialDesign="http://materialdesigninxaml.net/winfx/xaml/themes"
+             xmlns:brushLayer="clr-namespace:Artemis.Plugins.LayerElements.Brush"
+             mc:Ignorable="d"
+             d:DesignHeight="450" d:DesignWidth="800">
+    <UserControl.Resources>
+        <ResourceDictionary>
+            <ResourceDictionary.MergedDictionaries>
+                <ResourceDictionary Source="pack://application:,,,/MaterialDesignThemes.Wpf;component/Themes/MaterialDesignTheme.Light.xaml" />
+                <ResourceDictionary Source="pack://application:,,,/MaterialDesignThemes.Wpf;component/Themes/MaterialDesignTheme.Defaults.xaml" />
+                <ResourceDictionary Source="pack://application:,,,/MaterialDesignColors;component/Themes/Recommended/Primary/MaterialDesignColor.Teal.xaml" />
+                <ResourceDictionary Source="pack://application:,,,/MaterialDesignColors;component/Themes/Recommended/Accent/MaterialDesignColor.Teal.xaml" />
+            </ResourceDictionary.MergedDictionaries>
+        </ResourceDictionary>
+    </UserControl.Resources>
+
+    <Grid Margin="12">
+        <Grid.RowDefinitions>
+            <RowDefinition Height="Auto" />
+            <RowDefinition Height="Auto" />
+            <RowDefinition Height="Auto" />
+            <RowDefinition Height="Auto" />
+            <RowDefinition Height="Auto" />
+            <RowDefinition Height="Auto" />
+        </Grid.RowDefinitions>
+
+     
+        <!-- Sample 1 -->
+        <Grid Grid.Row="2">
+            <Grid.RowDefinitions>
+                <RowDefinition />
+                <RowDefinition />
+            </Grid.RowDefinitions>
+            <Grid.ColumnDefinitions>
+                <ColumnDefinition Width="*" />
+                <ColumnDefinition Width="Auto" />
+            </Grid.ColumnDefinitions>
+            <StackPanel Grid.Column="0">
+                <TextBlock Style="{StaticResource MaterialDesignBody1TextBlock}">Setting title</TextBlock>
+                <TextBlock Style="{StaticResource MaterialDesignBody1TextBlock}" Foreground="{DynamicResource MaterialDesignCheckBoxDisabled}">Setting subtitle</TextBlock>
+            </StackPanel>
+            <StackPanel Grid.Row="0" Grid.Column="1" VerticalAlignment="Center">
+                <ToggleButton Style="{StaticResource MaterialDesignSwitchToggleButton}" ToolTip="Default ToggleButton Style" />
+            </StackPanel>
+            <Separator Grid.Row="1" Grid.Column="0" Grid.ColumnSpan="2" Style="{StaticResource MaterialDesignSeparator}" />
+        </Grid>
+
+        <!-- Sample 1 -->
+        <Grid Grid.Row="3">
+            <Grid.RowDefinitions>
+                <RowDefinition />
+                <RowDefinition />
+            </Grid.RowDefinitions>
+            <Grid.ColumnDefinitions>
+                <ColumnDefinition Width="*" />
+                <ColumnDefinition Width="Auto" />
+            </Grid.ColumnDefinitions>
+            <StackPanel Grid.Column="0">
+                <TextBlock Style="{StaticResource MaterialDesignBody1TextBlock}">Setting title</TextBlock>
+                <TextBlock Style="{StaticResource MaterialDesignBody1TextBlock}" Foreground="{DynamicResource MaterialDesignCheckBoxDisabled}">Setting subtitle</TextBlock>
+            </StackPanel>
+            <StackPanel Grid.Row="0" Grid.Column="1" VerticalAlignment="Center">
+                <ToggleButton Style="{StaticResource MaterialDesignSwitchToggleButton}" ToolTip="Default ToggleButton Style" />
+            </StackPanel>
+            <Separator Grid.Row="1" Grid.Column="0" Grid.ColumnSpan="2" Style="{StaticResource MaterialDesignSeparator}" />
+        </Grid>
+
+        <!-- Setting 2 -->
+        <Grid Grid.Row="4">
+            <Grid.RowDefinitions>
+                <RowDefinition />
+                <RowDefinition />
+            </Grid.RowDefinitions>
+            <Grid.ColumnDefinitions>
+                <ColumnDefinition Width="*" />
+                <ColumnDefinition Width="Auto" />
+            </Grid.ColumnDefinitions>
+            <StackPanel Grid.Column="0">
+                <TextBlock Style="{StaticResource MaterialDesignBody1TextBlock}">Setting title</TextBlock>
+                <TextBlock Style="{StaticResource MaterialDesignBody1TextBlock}" Foreground="{DynamicResource MaterialDesignCheckBoxDisabled}">Setting subtitle</TextBlock>
+            </StackPanel>
+            <StackPanel Grid.Row="0" Grid.Column="1" VerticalAlignment="Center">
+                <ToggleButton Style="{StaticResource MaterialDesignSwitchToggleButton}" ToolTip="Default ToggleButton Style" />
+            </StackPanel>
+            <Separator Grid.Row="1" Grid.Column="0" Grid.ColumnSpan="2" Style="{StaticResource MaterialDesignSeparator}" />
+        </Grid>
+
+        <!-- Setting 2 -->
+        <Grid Grid.Row="5">
+            <Grid.RowDefinitions>
+                <RowDefinition />
+                <RowDefinition />
+            </Grid.RowDefinitions>
+            <Grid.ColumnDefinitions>
+                <ColumnDefinition Width="*" />
+                <ColumnDefinition Width="Auto" />
+            </Grid.ColumnDefinitions>
+            <StackPanel Grid.Column="0">
+                <TextBlock Style="{StaticResource MaterialDesignBody1TextBlock}">Setting title</TextBlock>
+                <TextBlock Style="{StaticResource MaterialDesignBody1TextBlock}" Foreground="{DynamicResource MaterialDesignCheckBoxDisabled}">Setting subtitle</TextBlock>
+            </StackPanel>
+            <StackPanel Grid.Row="0" Grid.Column="1" VerticalAlignment="Center">
+                <ToggleButton Style="{StaticResource MaterialDesignSwitchToggleButton}" ToolTip="Default ToggleButton Style" />
+            </StackPanel>
+            <Separator Grid.Row="1" Grid.Column="0" Grid.ColumnSpan="2" Style="{StaticResource MaterialDesignSeparator}" />
+        </Grid>
+    </Grid>
+</UserControl>

src/Artemis.Plugins.LayerElements.Noise/NoiseLayerElementViewModel.cs

@@ -0,0 +1,14 @@
+using Artemis.Core.Plugins.LayerElement;
+
+namespace Artemis.Plugins.LayerElements.Noise
+{
+    public class NoiseLayerElementViewModel : LayerElementViewModel
+    {
+        public NoiseLayerElementViewModel(NoiseLayerElement layerElement) : base(layerElement)
+        {
+            LayerElement = layerElement;
+        }
+
+        public new NoiseLayerElement LayerElement { get; }
+    }
+}

src/Artemis.Plugins.LayerElements.Noise/Properties/AssemblyInfo.cs

@@ -0,0 +1,36 @@
+using System.Reflection;
+using System.Runtime.CompilerServices;
+using System.Runtime.InteropServices;
+
+// General Information about an assembly is controlled through the following
+// set of attributes. Change these attribute values to modify the information
+// associated with an assembly.
+[assembly: AssemblyTitle("Artemis.Plugins.LayerElements.Noise")]
+[assembly: AssemblyDescription("")]
+[assembly: AssemblyConfiguration("")]
+[assembly: AssemblyCompany("")]
+[assembly: AssemblyProduct("Artemis.Plugins.LayerElements.Noise")]
+[assembly: AssemblyCopyright("Copyright ©  2019")]
+[assembly: AssemblyTrademark("")]
+[assembly: AssemblyCulture("")]
+
+// Setting ComVisible to false makes the types in this assembly not visible
+// to COM components.  If you need to access a type in this assembly from
+// COM, set the ComVisible attribute to true on that type.
+[assembly: ComVisible(false)]
+
+// The following GUID is for the ID of the typelib if this project is exposed to COM
+[assembly: Guid("7f4c7ab0-4c9b-452d-afed-34544c903def")]
+
+// Version information for an assembly consists of the following four values:
+//
+//      Major Version
+//      Minor Version
+//      Build Number
+//      Revision
+//
+// You can specify all the values or you can default the Build and Revision Numbers
+// by using the '*' as shown below:
+// [assembly: AssemblyVersion("1.0.*")]
+[assembly: AssemblyVersion("1.0.0.0")]
+[assembly: AssemblyFileVersion("1.0.0.0")]

src/Artemis.Plugins.LayerElements.Noise/app.config

@@ -0,0 +1,35 @@
+<?xml version="1.0" encoding="utf-8"?>
+<configuration>
+  <runtime>
+    <assemblyBinding xmlns="urn:schemas-microsoft-com:asm.v1">
+      <dependentAssembly>
+        <assemblyIdentity name="System.Reflection.Metadata" publicKeyToken="b03f5f7f11d50a3a" culture="neutral" />
+        <bindingRedirect oldVersion="0.0.0.0-1.4.4.0" newVersion="1.4.4.0" />
+      </dependentAssembly>
+      <dependentAssembly>
+        <assemblyIdentity name="System.Collections.Immutable" publicKeyToken="b03f5f7f11d50a3a" culture="neutral" />
+        <bindingRedirect oldVersion="0.0.0.0-1.2.4.0" newVersion="1.2.4.0" />
+      </dependentAssembly>
+      <dependentAssembly>
+        <assemblyIdentity name="Ninject" publicKeyToken="c7192dc5380945e7" culture="neutral" />
+        <bindingRedirect oldVersion="0.0.0.0-3.3.4.0" newVersion="3.3.4.0" />
+      </dependentAssembly>
+      <dependentAssembly>
+        <assemblyIdentity name="System.ValueTuple" publicKeyToken="cc7b13ffcd2ddd51" culture="neutral" />
+        <bindingRedirect oldVersion="0.0.0.0-4.0.3.0" newVersion="4.0.3.0" />
+      </dependentAssembly>
+      <dependentAssembly>
+        <assemblyIdentity name="System.Numerics.Vectors" publicKeyToken="b03f5f7f11d50a3a" culture="neutral" />
+        <bindingRedirect oldVersion="0.0.0.0-4.1.4.0" newVersion="4.1.4.0" />
+      </dependentAssembly>
+      <dependentAssembly>
+        <assemblyIdentity name="System.Runtime.CompilerServices.Unsafe" publicKeyToken="b03f5f7f11d50a3a" culture="neutral" />
+        <bindingRedirect oldVersion="0.0.0.0-4.0.5.0" newVersion="4.0.5.0" />
+      </dependentAssembly>
+      <dependentAssembly>
+        <assemblyIdentity name="System.Buffers" publicKeyToken="cc7b13ffcd2ddd51" culture="neutral" />
+        <bindingRedirect oldVersion="0.0.0.0-4.0.3.0" newVersion="4.0.3.0" />
+      </dependentAssembly>
+    </assemblyBinding>
+  </runtime>
+</configuration>

src/Artemis.Plugins.LayerElements.Noise/packages.config

@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="utf-8"?>
+<packages>
+  <package id="SkiaSharp" version="1.68.1" targetFramework="net472" />
+  <package id="Stylet" version="1.3.0" targetFramework="net472" />
+  <package id="System.Buffers" version="4.5.0" targetFramework="net472" />
+  <package id="System.Memory" version="4.5.3" targetFramework="net472" />
+  <package id="System.Numerics.Vectors" version="4.5.0" targetFramework="net472" />
+  <package id="System.Runtime.CompilerServices.Unsafe" version="4.6.0" targetFramework="net472" />
+</packages>

src/Artemis.Plugins.LayerElements.Noise/plugin.json

@@ -0,0 +1,10 @@
+{
+  "Guid": "61cbbf01-8d69-4ede-a972-f3f269da66d9",
+  "Name": "Noise layer elements",
+  "Version": {
+    "Major": 1,
+    "Minor": 0,
+    "Build": 0
+  },
+  "Main": "Artemis.Plugins.LayerElements.Noise.dll"
+}

src/Artemis.Plugins.LayerTypes.Brush/BrushLayerElement.cs

@@ -12,6 +12,7 @@ namespace Artemis.Plugins.LayerElements.Brush
     {
         private SKShader _shader;
         private List<SKColor> _testColors;
+        private SKPaint _paint;
 
         public BrushLayerElement(Layer layer, Guid guid, BrushLayerElementSettings settings, LayerElementDescriptor descriptor) : base(layer, guid, settings, descriptor)
         {
@@ -52,11 +53,13 @@ namespace Artemis.Plugins.LayerElements.Brush
                 default:
                     throw new ArgumentOutOfRangeException();
             }
-            
-            var oldShader = _shader;
-            _shader = shader;
 
+            var oldShader = _shader;
+            var oldPaint = _paint;
+            _shader = shader;
+            _paint = new SKPaint {Shader = _shader, FilterQuality = SKFilterQuality.Low};
             oldShader?.Dispose();
+            oldPaint?.Dispose();
         }
 
         public new BrushLayerElementSettings Settings { get; }
@@ -68,10 +71,7 @@ namespace Artemis.Plugins.LayerElements.Brush
 
         public override void Render(ArtemisSurface surface, SKCanvas canvas)
         {
-            using (var paint = new SKPaint {Shader = _shader, FilterQuality = SKFilterQuality.Low})
+            canvas.DrawRect(Layer.AbsoluteRenderRectangle, _paint);
-            {
-                canvas.DrawRect(Layer.AbsoluteRenderRectangle, paint);
-            }
         }
     }
 }

src/Artemis.sln

@@ -7,6 +7,7 @@ Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Artemis.UI", "Artemis.UI\Ar
 	ProjectSection(ProjectDependencies) = postProject
 		{E592F239-FAA0-4840-9C85-46E5867D06D5} = {E592F239-FAA0-4840-9C85-46E5867D06D5}
 		{0F288A66-6EB0-4589-8595-E33A3A3EAEA2} = {0F288A66-6EB0-4589-8595-E33A3A3EAEA2}
+		{7F4C7AB0-4C9B-452D-AFED-34544C903DEF} = {7F4C7AB0-4C9B-452D-AFED-34544C903DEF}
 		{235A45C7-24AD-4F47-B9D4-CD67E610A04D} = {235A45C7-24AD-4F47-B9D4-CD67E610A04D}
 		{6FE5DED5-D62E-4811-985F-644124FCEEFE} = {6FE5DED5-D62E-4811-985F-644124FCEEFE}
 		{A779B2F8-C253-4C4B-8634-6EB8F594E96D} = {A779B2F8-C253-4C4B-8634-6EB8F594E96D}
@@ -28,6 +29,8 @@ Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Artemis.Plugins.Devices.Log
 EndProject
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Artemis.Plugins.LayerElements.Animations", "Artemis.Plugins.LayerElements.Animations\Artemis.Plugins.LayerElements.Animations.csproj", "{6FE5DED5-D62E-4811-985F-644124FCEEFE}"
 EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Artemis.Plugins.LayerElements.Noise", "Artemis.Plugins.LayerElements.Noise\Artemis.Plugins.LayerElements.Noise.csproj", "{7F4C7AB0-4C9B-452D-AFED-34544C903DEF}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -100,6 +103,14 @@ Global
 		{6FE5DED5-D62E-4811-985F-644124FCEEFE}.Release|Any CPU.Build.0 = Release|Any CPU
 		{6FE5DED5-D62E-4811-985F-644124FCEEFE}.Release|x64.ActiveCfg = Release|Any CPU
 		{6FE5DED5-D62E-4811-985F-644124FCEEFE}.Release|x64.Build.0 = Release|Any CPU
+		{7F4C7AB0-4C9B-452D-AFED-34544C903DEF}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{7F4C7AB0-4C9B-452D-AFED-34544C903DEF}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{7F4C7AB0-4C9B-452D-AFED-34544C903DEF}.Debug|x64.ActiveCfg = Debug|Any CPU
+		{7F4C7AB0-4C9B-452D-AFED-34544C903DEF}.Debug|x64.Build.0 = Debug|Any CPU
+		{7F4C7AB0-4C9B-452D-AFED-34544C903DEF}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{7F4C7AB0-4C9B-452D-AFED-34544C903DEF}.Release|Any CPU.Build.0 = Release|Any CPU
+		{7F4C7AB0-4C9B-452D-AFED-34544C903DEF}.Release|x64.ActiveCfg = Release|Any CPU
+		{7F4C7AB0-4C9B-452D-AFED-34544C903DEF}.Release|x64.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE
@@ -110,6 +121,7 @@ Global
 		{A779B2F8-C253-4C4B-8634-6EB8F594E96D} = {E830A02B-A7E5-4A6B-943F-76B0A542630C}
 		{235A45C7-24AD-4F47-B9D4-CD67E610A04D} = {E830A02B-A7E5-4A6B-943F-76B0A542630C}
 		{6FE5DED5-D62E-4811-985F-644124FCEEFE} = {E830A02B-A7E5-4A6B-943F-76B0A542630C}
+		{7F4C7AB0-4C9B-452D-AFED-34544C903DEF} = {E830A02B-A7E5-4A6B-943F-76B0A542630C}
 	EndGlobalSection
 	GlobalSection(ExtensibilityGlobals) = postSolution
 		SolutionGuid = {C203080A-4473-4CC2-844B-F552EA43D66A}