DarthAffe/Artemis
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Code Issues Releases Wiki Activity

Noise brush - Hook up scale property

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This commit is contained in:
SpoinkyNL 2020-02-14 08:47:28 +01:00
parent 014552e591
commit 9fa1ae14cb
1 changed files with 7 additions and 7 deletions
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14
src/Artemis.Plugins.LayerBrushes.Noise/NoiseBrush.cs
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@ -9,6 +9,8 @@ namespace Artemis.Plugins.LayerBrushes.Noise
{ {
public class NoiseBrush : LayerBrush public class NoiseBrush : LayerBrush
{ {
private const float Scale = 0.12f;
private static readonly Random Rand = new Random(); private static readonly Random Rand = new Random();
private readonly OpenSimplexNoise _noise; private readonly OpenSimplexNoise _noise;
private float _z; private float _z;
@ -44,12 +46,10 @@ namespace Artemis.Plugins.LayerBrushes.Noise
public override void Render(SKCanvas canvas, SKPath path, SKPaint paint) public override void Render(SKCanvas canvas, SKPath path, SKPaint paint)
{ {
var mainColor = MainColorProperty.CurrentValue; var mainColor = MainColorProperty.CurrentValue;
var horizontalScale = ScaleProperty.CurrentValue.Width / 400f; var scale = ScaleProperty.CurrentValue;
var verticalScale = ScaleProperty.CurrentValue.Height / 400f;
// Scale down the render path to avoid computing a value for every pixel // Scale down the render path to avoid computing a value for every pixel
var width = Math.Floor(path.Bounds.Width * horizontalScale); var width = Math.Floor(path.Bounds.Width * Scale);
var height = Math.Floor(path.Bounds.Height * verticalScale); var height = Math.Floor(path.Bounds.Height * Scale);
var opacity = (float) Math.Round(mainColor.Alpha / 255.0, 2, MidpointRounding.AwayFromZero); var opacity = (float) Math.Round(mainColor.Alpha / 255.0, 2, MidpointRounding.AwayFromZero);
using (var bitmap = new SKBitmap(new SKImageInfo((int) width, (int) height))) using (var bitmap = new SKBitmap(new SKImageInfo((int) width, (int) height)))
@ -59,7 +59,7 @@ namespace Artemis.Plugins.LayerBrushes.Noise
{ {
for (var y = 0; y < height; y++) for (var y = 0; y < height; y++)
{ {
var v = _noise.Evaluate(5 * x / width, 5 * y / height, _z); var v = _noise.Evaluate(0.1f * scale.Width * x / width, 0.1f * scale.Height * y / height, _z);
var alpha = (byte) Math.Max(0, Math.Min(255, v * 2000)); var alpha = (byte) Math.Max(0, Math.Min(255, v * 2000));
// var alpha = (byte) ((v + 1) * 127 * opacity); // var alpha = (byte) ((v + 1) * 127 * opacity);
@ -74,7 +74,7 @@ namespace Artemis.Plugins.LayerBrushes.Noise
var makeTranslation = SKMatrix.MakeTranslation(path.Bounds.Left , path.Bounds.Top ); var makeTranslation = SKMatrix.MakeTranslation(path.Bounds.Left , path.Bounds.Top );
SKMatrix.Concat(ref makeTranslation, makeTranslation, SKMatrix.MakeScale(1f / horizontalScale, 1f / verticalScale)); SKMatrix.Concat(ref makeTranslation, makeTranslation, SKMatrix.MakeScale(1f / Scale, 1f / Scale));
using (var sh = SKShader.CreateBitmap(bitmap, SKShaderTileMode.Mirror, SKShaderTileMode.Mirror, makeTranslation)) using (var sh = SKShader.CreateBitmap(bitmap, SKShaderTileMode.Mirror, SKShaderTileMode.Mirror, makeTranslation))
{ {
paint.FilterQuality = SKFilterQuality.Low; paint.FilterQuality = SKFilterQuality.Low;