mirror of
https://github.com/Facepunch/sbox-public.git
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a582fd6f7a
New UI rendering that groups multiple panels to be grouped into a single draw call when possible. New custom rendering API for custom panels using `Panel.Draw.XX` to emit drawing commands.
59 lines
2.3 KiB
C#
59 lines
2.3 KiB
C#
namespace Sandbox;
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internal static partial class DebugOverlay
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{
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[ConVar( "overlay_ui", Help = "Draws an overlay showing UI batching stats" )]
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internal static int overlay_ui { get; set; } = 0;
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public partial class UI
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{
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static readonly TextRendering.Outline _outline = new() { Color = Color.Black, Size = 2, Enabled = true };
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internal static void Draw( ref Vector2 pos )
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{
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var s = Sandbox.UI.PanelRenderer.Stats;
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var drawPos = new Vector2( pos.x + 24, pos.y );
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var startY = drawPos.y;
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DrawHeader( ref drawPos, "UI Batching" );
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Row( ref drawPos, "Panels", s.Panels, $"({s.BatchedPanels} batched, {s.InlinePanels} inline, {s.LayerPanels} layer)" );
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Row( ref drawPos, "Draw Calls", s.DrawCalls );
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Row( ref drawPos, "Flushes", s.FlushCount, s.FlushCount > 0 ? $"avg {s.InstanceCount / s.FlushCount} instances" : null );
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Row( ref drawPos, "Instances", s.InstanceCount );
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Row( ref drawPos, "Scissors", s.ScissorCount );
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drawPos.y += 6;
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DrawHeader( ref drawPos, "UI Memory" );
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Row( ref drawPos, "RenderLayers", Sandbox.UI.RenderLayer.ActiveCount, $"({Sandbox.UI.RenderLayer.PoolCount} pooled)" );
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Row( ref drawPos, "GpuBuffers", s.GpuBufferCount );
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pos.y += MathF.Max( 0, drawPos.y - startY );
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}
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static void DrawHeader( ref Vector2 pos, string label )
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{
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var rect = new Rect( pos, new Vector2( 512, 18 ) );
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var scope = new TextRendering.Scope( label, Color.White.WithAlpha( 0.9f ), 11, "Roboto Mono", 700 ) { Outline = _outline };
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Hud.DrawText( scope, rect, TextFlag.LeftCenter );
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pos.y += 18;
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}
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static void Row( ref Vector2 pos, string label, int value, string detail = null )
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{
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var rect = new Rect( pos, new Vector2( 560, 14 ) );
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var scope = new TextRendering.Scope( label, Color.White.WithAlpha( 0.8f ), 11, "Roboto Mono", 600 ) { Outline = _outline };
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Hud.DrawText( scope, rect with { Width = 120 }, TextFlag.RightCenter );
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scope.TextColor = value > 0 ? Color.White : Color.White.WithAlpha( 0.5f );
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scope.Text = value.ToString( "N0" );
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Hud.DrawText( scope, rect with { Left = rect.Left + 128, Width = detail is null ? 420 : 90 }, TextFlag.LeftCenter );
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if ( detail is not null )
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{
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scope.TextColor = Color.White.WithAlpha( 0.75f );
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scope.Text = detail;
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Hud.DrawText( scope, rect with { Left = rect.Left + 228, Width = 320 }, TextFlag.LeftCenter );
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}
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pos.y += rect.Height;
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}
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}
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}
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