Netcode Bootstrap

2026-05-31 14:27:52 -07:00
parent 99d8d2d2a9
commit 7fa77ce821
1813 changed files with 2921554 additions and 84 deletions
@@ -0,0 +1,132 @@
+
+using System;
+using Rukhanka.WaybackMachine;
+using Unity.Collections;
+using Unity.Mathematics;
+using UnityEngine;
+
+///////////////////////////////////////////////////////////////////////////////////////////
+
+namespace Rukhanka.Editor
+{
+public struct TimelinePortalData: IDisposable
+{
+    public float frameSizeInSec;
+    public float2 frameRange, visibleRange;
+    public float contentWidth;
+    public int knobFrame;
+    public bool knobDragging;
+    
+    public struct VLineDef
+    {
+        public bool majorTick;
+        public float2 lineFrom, lineTo;
+        public int frameIndex;
+    }
+    public NativeList<VLineDef> tickLines;
+    
+///////////////////////////////////////////////////////////////////////////////////////////
+
+    public void Construct()
+    {
+        tickLines = new (0xff, Allocator.Persistent);
+    }
+
+///////////////////////////////////////////////////////////////////////////////////////////
+
+    public void SetKnobFromPos(float xPos)
+    {
+        var zeroFramePos = GetPosXForFrame(0);
+        var zeroRelativePos = xPos - zeroFramePos;
+        var fIndex = math.round(zeroRelativePos / OneFrameWidth());
+        knobFrame = (int)math.clamp(fIndex, frameRange.x, frameRange.y);
+    }
+
+///////////////////////////////////////////////////////////////////////////////////////////
+
+    public float GetFrameForTime(float t) =>  t / frameSizeInSec;
+    
+///////////////////////////////////////////////////////////////////////////////////////////
+
+    public float GetTimeForFrame(float frame) =>  frame * frameSizeInSec;
+    
+///////////////////////////////////////////////////////////////////////////////////////////
+
+    public float GetFrameForPosX(float x) => GetFrameForTime(GetTimeForPosX(x));
+
+///////////////////////////////////////////////////////////////////////////////////////////
+
+    public float GetPosXForFrame(int frameIndex)
+    {
+        var oneFrameWidth = OneFrameWidth();
+        var startOffset = visibleRange.x * oneFrameWidth;
+        var rv = frameIndex * oneFrameWidth - startOffset;
+        return rv;
+    }
+
+///////////////////////////////////////////////////////////////////////////////////////////
+
+    public float GetKnobPosX() => GetPosXForFrame(knobFrame);
+
+///////////////////////////////////////////////////////////////////////////////////////////
+    
+    public float GetTimeForPosX(float xPos)
+    {
+        var oneFrameWidth = OneFrameWidth();
+        var startOffset = visibleRange.x * oneFrameWidth;
+        var rv = (xPos + startOffset) / oneFrameWidth * frameSizeInSec;
+        return rv;
+    }
+    
+///////////////////////////////////////////////////////////////////////////////////////////
+
+    public float OneFrameWidth()
+    {
+        var visibleFramesCount = visibleRange.y - visibleRange.x;
+        var oneFrameWidth = contentWidth / visibleFramesCount;
+        return oneFrameWidth;
+    }
+    
+///////////////////////////////////////////////////////////////////////////////////////////
+
+    public void ComputeTicks()
+    {
+        tickLines.Clear();
+        
+        var oneFrameWidth = OneFrameWidth();
+        var d = WaybackMachineWindow.TIMELINE_TICKS_MIN_SKIP_SPACE / oneFrameWidth;
+        var skipStep = math.ceilpow2(math.max(1, (int)math.ceil(d)));
+        var prevStep = skipStep >> 1;
+        var lerpFactor = (d - prevStep) / (skipStep - prevStep) ;
+        
+        var startIndex = (int)(math.floor(visibleRange.x / skipStep) * skipStep);
+        var endIndex = (int)math.ceil(visibleRange.y);
+        
+        for (int i = startIndex; i < endIndex; i += skipStep)
+        {
+            var marked = math.select(1, 0, (i / skipStep & 1) == 0 || skipStep == 1);
+            var x0 = GetPosXForFrame(i);
+            var y0 = lerpFactor * marked;
+            //  0.5 offset for 1 point width lines
+            var lineP0 = new Vector2((int)x0 + 0.5f, y0);
+            var lineP1 = new Vector2(lineP0.x, 1);
+            
+            var ld = new VLineDef
+            {
+                lineFrom = lineP0,
+                lineTo = lineP1,
+                majorTick = marked == 0,
+                frameIndex = i
+            };
+            tickLines.Add(ld);
+        }
+    }
+    
+///////////////////////////////////////////////////////////////////////////////////////////
+
+    public void Dispose()
+    {
+        tickLines.Dispose();
+    }
+}
+}