diff --git a/osu.Game/Tests/Visual/TestCaseWaveform.cs b/osu.Game/Tests/Visual/TestCaseWaveform.cs index 5f4e86fb92..3f71e74a8d 100644 --- a/osu.Game/Tests/Visual/TestCaseWaveform.cs +++ b/osu.Game/Tests/Visual/TestCaseWaveform.cs @@ -5,12 +5,19 @@ using System; using System.Collections.Generic; using OpenTK; using OpenTK.Graphics; +using OpenTK.Graphics.ES30; using osu.Framework.Allocation; using osu.Framework.Audio.Track; using osu.Framework.Configuration; using osu.Framework.Graphics; +using osu.Framework.Graphics.Batches; +using osu.Framework.Graphics.Colour; using osu.Framework.Graphics.Containers; +using osu.Framework.Graphics.OpenGL.Vertices; +using osu.Framework.Graphics.Primitives; +using osu.Framework.Graphics.Shaders; using osu.Framework.Graphics.Shapes; +using osu.Framework.Graphics.Textures; using osu.Game.Beatmaps; using osu.Game.Graphics.Sprites; using osu.Game.Overlays; @@ -92,51 +99,118 @@ namespace osu.Game.Tests.Visual private void processWaveform(Waveform waveform) => Schedule(() => displays.ForEach(d => d.Display(waveform))); - private class WaveformDisplay : CompositeDrawable + private class WaveformDisplay : Drawable { + private List points; + private int channels; + + private Shader shader; + private readonly Texture texture; + private readonly int resolution; public WaveformDisplay(int resolution) { this.resolution = resolution; + + texture = Texture.WhitePixel; + } + + [BackgroundDependencyLoader] + private void load(ShaderManager shaders) + { + shader = shaders?.Load(VertexShaderDescriptor.TEXTURE_2, FragmentShaderDescriptor.TEXTURE_ROUNDED); } public void Display(Waveform waveform) { - ClearInternal(); + points = waveform.Generate((int)MathHelper.Clamp(Math.Ceiling(DrawWidth), 0, waveform.TotalPoints) / resolution); + channels = waveform.Channels; + Invalidate(Invalidation.DrawNode); + } - var generated = waveform.Generate((int)MathHelper.Clamp(Math.Ceiling(DrawWidth), 0, waveform.TotalPoints) / resolution); + protected override DrawNode CreateDrawNode() => new WaveformDrawNode(); - for (int i = 0; i < generated.Count; i++) + private readonly WaveformDrawNodeSharedData sharedData = new WaveformDrawNodeSharedData(); + protected override void ApplyDrawNode(DrawNode node) + { + var n = (WaveformDrawNode)node; + + n.Shader = shader; + n.Texture = texture; + n.Points = points; + n.Channels = channels; + n.Size = DrawSize; + n.Shared = sharedData; + + + base.ApplyDrawNode(node); + } + + private class WaveformDrawNodeSharedData + { + public readonly QuadBatch VertexBatch = new QuadBatch(1000, 10); + } + + private class WaveformDrawNode : DrawNode + { + public Shader Shader; + public Texture Texture; + + public WaveformDrawNodeSharedData Shared; + + public List Points; + public Vector2 Size; + public int Channels; + + public override void Draw(Action vertexAction) { - var point = generated[i]; + base.Draw(vertexAction); - // Left channel - AddInternal(new NonInputBox - { - Anchor = Anchor.CentreLeft, - Origin = Anchor.BottomLeft, - RelativePositionAxes = Axes.X, - RelativeSizeAxes = Axes.Both, - X = 1f / generated.Count * i, - Size = new Vector2(1f / generated.Count, point.Amplitude[0] / 2), - Colour = Color4.Red - }); + if (Points == null || Points.Count == 0) + return; - if (waveform.Channels >= 2) + Shader.Bind(); + Texture.TextureGL.Bind(); + + float separation = Size.X / (Points.Count - 1); + Vector2 localInflationAmount = new Vector2(0, 1) * DrawInfo.MatrixInverse.ExtractScale().Xy; + + for (int i = 0; i < Points.Count - 1; i++) { - // Right channel - AddInternal(new NonInputBox + ColourInfo colour = DrawInfo.Colour; + Quad quadToDraw; + + switch (Channels) { - Anchor = Anchor.CentreLeft, - Origin = Anchor.TopLeft, - RelativePositionAxes = Axes.X, - RelativeSizeAxes = Axes.Both, - X = 1f / generated.Count * i, - Size = new Vector2(1f / generated.Count, point.Amplitude[1] / 2), - Colour = Color4.Green - }); + default: + case 2: + { + float height = Size.Y / 2; + quadToDraw = new Quad( + new Vector2(i * separation, height - Points[i].Amplitude[0] * height), + new Vector2((i + 1) * separation, height - Points[i + 1].Amplitude[0] * height), + new Vector2(i * separation, height + Points[i].Amplitude[1] * height), + new Vector2((i + 1) * separation, height + Points[i + 1].Amplitude[1] * height) + ); + } + break; + case 1: + { + quadToDraw = new Quad( + new Vector2(i * separation, Size.Y - Points[i].Amplitude[0] * Size.Y), + new Vector2((i + 1) * separation, Size.Y - Points[i + 1].Amplitude[0] * Size.Y), + new Vector2(i * separation, Size.Y), + new Vector2((i + 1) * separation, Size.Y) + ); + break; + } + } + + Texture.DrawQuad(quadToDraw * DrawInfo.Matrix, colour, null, Shared.VertexBatch.Add, Vector2.Divide(localInflationAmount, quadToDraw.Size)); } + + Shader.Unbind(); } }