Added color-blending to ambilight

Artemis/Artemis/Artemis.csproj

@@ -413,6 +413,7 @@
     <Compile Include="Profiles\Layers\Types\AmbientLight\Model\Extensions\AvgColorExtension.cs" />
     <Compile Include="Profiles\Layers\Types\AmbientLight\Model\Extensions\PixelDataExtension.cs" />
     <Compile Include="Profiles\Layers\Types\AmbientLight\Model\FlipMode.cs" />
+    <Compile Include="Profiles\Layers\Types\AmbientLight\Model\SmoothMode.cs" />
     <Compile Include="Profiles\Layers\Types\AmbientLight\ScreenCapturing\DX9ScreenCapture.cs" />
     <Compile Include="Profiles\Layers\Types\AmbientLight\ScreenCapturing\IScreenCapture.cs" />
     <Compile Include="Profiles\Layers\Types\AmbientLight\ScreenCapturing\ScreenCaptureManager.cs" />

Artemis/Artemis/Profiles/Layers/Types/AmbientLight/AmbienceCreator/AmbienceCreatorMirror.cs

@@ -32,7 +32,7 @@ namespace Artemis.Profiles.Layers.Types.AmbientLight.AmbienceCreator
             int effectiveSourceWidth = sourceWidth - offsetLeft - offsetRight;
             int effectiveSourceHeight = sourceHeight - offsetTop - offsetBottom;
 
-            int relevantSourceHeight = (int)Math.Round(effectiveSourceHeight * settings.MirroredAmount);
+            int relevantSourceHeight = (int)Math.Round(effectiveSourceHeight * (settings.MirroredAmount / 100.0));
             int relevantOffsetTop = sourceHeight - offsetBottom - relevantSourceHeight;
 
             double widthPixels = effectiveSourceWidth / (double)targetWidth;

Artemis/Artemis/Profiles/Layers/Types/AmbientLight/AmbientLightPropertiesModel.cs

@@ -18,8 +18,9 @@ namespace Artemis.Profiles.Layers.Types.AmbientLight
         public int OffsetTop { get; set; } = 0;
         public int OffsetBottom { get; set; } = 0;
 
-        public double MirroredAmount { get; set; } = 0.1;
+        public double MirroredAmount { get; set; } = 10;
 
+        public SmoothMode SmoothMode { get; set; } = SmoothMode.Low;
         public BlackBarDetectionMode BlackBarDetectionMode { get; set; } = BlackBarDetectionMode.Bottom;
         public FlipMode FlipMode { get; set; } = FlipMode.Vertical;
 

Artemis/Artemis/Profiles/Layers/Types/AmbientLight/AmbientLightType.cs

@@ -7,6 +7,7 @@ using Artemis.Profiles.Layers.Abstract;
 using Artemis.Profiles.Layers.Interfaces;
 using Artemis.Profiles.Layers.Models;
 using Artemis.Profiles.Layers.Types.AmbientLight.AmbienceCreator;
+using Artemis.Profiles.Layers.Types.AmbientLight.Model.Extensions;
 using Artemis.Profiles.Layers.Types.AmbientLight.ScreenCapturing;
 using Artemis.ViewModels.Profiles;
 using Newtonsoft.Json;
@@ -56,8 +57,9 @@ namespace Artemis.Profiles.Layers.Types.AmbientLight
             int height = (int)Math.Round(properties.Height);
 
             byte[] data = ScreenCaptureManager.GetLastScreenCapture();
-            _lastData = GetAmbienceCreator().GetAmbience(data, ScreenCaptureManager.LastCaptureWidth, ScreenCaptureManager.LastCaptureHeight, width, height, properties);
+            byte[] newData = GetAmbienceCreator().GetAmbience(data, ScreenCaptureManager.LastCaptureWidth, ScreenCaptureManager.LastCaptureHeight, width, height, properties);
 
+            _lastData = _lastData?.Blend(newData, properties.SmoothMode) ?? newData;
             int stride = (width * ScreenCaptureManager.LastCapturePixelFormat.BitsPerPixel + 7) / 8;
             properties.AmbientLightBrush = new DrawingBrush(new ImageDrawing
                 (BitmapSource.Create(width, height, 96, 96, ScreenCaptureManager.LastCapturePixelFormat, null, _lastData, stride), new Rect(0, 0, width, height)));

Artemis/Artemis/Profiles/Layers/Types/AmbientLight/Model/Extensions/PixelDataExtension.cs

@@ -1,4 +1,6 @@
-namespace Artemis.Profiles.Layers.Types.AmbientLight.Model.Extensions
+using System;
+
+namespace Artemis.Profiles.Layers.Types.AmbientLight.Model.Extensions
 {
     public static class PixelDataExtension
     {
@@ -81,5 +83,25 @@
 
             return height;
         }
+
+        public static byte[] Blend(this byte[] pixels, byte[] blendPixels, SmoothMode smoothMode)
+        {
+            if (smoothMode == SmoothMode.None || pixels.Length != blendPixels.Length) return blendPixels;
+            
+            double percentage = smoothMode == SmoothMode.Low? 0.25: (smoothMode == SmoothMode.Medium ? 0.075 : 0.025 /*high*/);
+
+            byte[] blended = new byte[pixels.Length];
+
+            for (int i = 0; i < blended.Length; i++)
+                blended[i] = GetIntColor((blendPixels[i] / 255.0) * percentage + (pixels[i] / 255.0) * (1 - percentage));
+
+            return blended;
+        }
+
+        private static byte GetIntColor(double d)
+        {
+            double calcF = Math.Max(0, Math.Min(1, d));
+            return (byte)(calcF.Equals(1) ? 255 : calcF * 256);
+        }
     }
 }

Artemis/Artemis/Profiles/Layers/Types/AmbientLight/Model/SmoothMode.cs

@@ -0,0 +1,10 @@
+namespace Artemis.Profiles.Layers.Types.AmbientLight.Model
+{
+    public enum SmoothMode
+    {
+        None,
+        Low,
+        Medium,
+        High
+    }
+}