public void Clear()
{
this.crusher = null;
this.cx = new CompressedFloat(null, 0);
this.cy = new CompressedFloat(null, 0);
this.cz = new CompressedFloat(null, 0);
}
public void Set(ElementCrusher crusher, CompressedFloat cx, CompressedFloat cy, CompressedFloat cz)
{
this.crusher = crusher;
this.cx = cx;
this.cy = cy;
this.cz = cz;
}
public void Set(ElementCrusher crusher, uint cx, uint cy, uint cz)
{
this.crusher = crusher;
this.cx = new CompressedFloat(crusher.XCrusher, cx);
this.cy = new CompressedFloat(crusher.YCrusher, cy);
this.cz = new CompressedFloat(crusher.ZCrusher, cz);
}
// Constructor
public CompressedElement(ElementCrusher crusher, CompressedFloat cx, CompressedFloat cy, CompressedFloat cz) /* : this()*/
{
//UnityEngine.Debug.LogWarning("CE Construct");
this.crusher = crusher;
this.cx = cx;
this.cy = cy;
this.cz = cz;
}
//public RotationType RotationType { get { return (RotationType)crusher.TRSType; } }
// Constructor
public RotationElement(bool local = true)
{
crusher = new ElementCrusher(TRSType.Quaternion, false)
{
local = local
};
crusher.qcrusher.Bits = 40;
}
// Constructor
public CompressedElement(ElementCrusher crusher, uint cx, uint cy, uint cz) /*: this()*/
{
UnityEngine.Debug.LogWarning("CE Construct");
this.crusher = crusher;
this.cx = new CompressedFloat(crusher.XCrusher, cx);
this.cy = new CompressedFloat(crusher.YCrusher, cy);
this.cz = new CompressedFloat(crusher.ZCrusher, cz);
}
/// <summary>
/// Alternative to OverwriteUpperBits that attempts to guess the upperbits by seeing if each axis of the new position would be
/// closer to the old one if the upper bit is incremented by one, two, three etc. Stops trying when it fails to get a better result.
/// </summary>
/// <param name="oldcpos">Last best position test against.</param>
/// <returns>Returns a corrected CompressPos</returns>
public static void GuessUpperBits(this CompressedElement newcpos, ElementCrusher ec, CompressedElement oldcpos, BitCullingLevel bcl)
{
//var crusher = oldcpos.crusher;
newcpos.Set(
ec,
ec.XCrusher.GuessUpperBits(newcpos[0], oldcpos[0], bcl),
ec.YCrusher.GuessUpperBits(newcpos[1], oldcpos[1], bcl),
ec.ZCrusher.GuessUpperBits(newcpos[2], oldcpos[2], bcl)
);
}
public static CompressedElement Extrapolate(ElementCrusher crusher, CompressedElement curr, CompressedElement prev, int divisor = 2)
{
return(new CompressedElement
(
crusher,
(uint)(curr.cx + (((long)curr.cx - prev.cx)) / divisor),
(uint)(curr.cy + (((long)curr.cy - prev.cy)) / divisor),
(uint)(curr.cz + (((long)curr.cz - prev.cz)) / divisor)
));
}
//public static CompressedElement operator +(CompressedElement a, CompressedElement b)
//{
// return new CompressedElement(a.crusher, (uint)((long)a.cx + b.cx), (uint)((long)a.cy + b.cy), (uint)((long)a.cz + b.cz));
//}
//public static CompressedElement operator -(CompressedElement a, CompressedElement b)
//{
// return new CompressedElement(a.crusher, (uint)((long)a.cx - b.cx), (uint)((long)a.cy - b.cy), (uint)((long)a.cz - b.cz));
//}
//public static CompressedElement operator *(CompressedElement a, float b)
//{
// return new CompressedElement(a.crusher, (uint)(a.cx * b), (uint)(a.cy * b), (uint)(a.cz * b));
//}
///<summary>
/// It may preferable to use the overload that takes and int divisor value than a float, to avoid all float math to possibly reduce jitter.
/// </summary>
public static void Extrapolate(ElementCrusher crusher, CompressedElement target, CompressedElement curr, CompressedElement prev, int divisor = 2)
{
target.Set
(
crusher,
(uint)(curr.cx + (((long)curr.cx - prev.cx)) / divisor),
(uint)(curr.cy + (((long)curr.cy - prev.cy)) / divisor),
(uint)(curr.cz + (((long)curr.cz - prev.cz)) / divisor)
);
}
//public static CompressedElement GuessUpperBits(this CompressedElement newcpos, CompressedElement oldcpos, FloatCrusher[] ec, BitCullingLevel bcl)
//{
// var crusher = oldcpos.crusher;
// return new CompressedElement(
// crusher,
// new CompressedValue(crusher.xcrusher, ec[0].GuessUpperBits(newcpos.cx, oldcpos.cx, bcl), crusher.xcrusher.GetBits(bcl)),
// new CompressedValue(crusher.ycrusher, ec[1].GuessUpperBits(newcpos.cx, oldcpos.cx, bcl), crusher.xcrusher.GetBits(bcl)),
// new CompressedValue(crusher.zcrusher, ec[2].GuessUpperBits(newcpos.cx, oldcpos.cx, bcl), crusher.xcrusher.GetBits(bcl))
// );
//}
/// <summary>
/// Replace the upperbits of the first compressed element with the upper bits of the second, using BitCullingLevel as the separation point.
/// </summary>
public static void OverwriteUpperBits(this CompressedElement low, CompressedElement uppers, BitCullingLevel bcl)
{
ElementCrusher ec = low.crusher;
low.Set(
ec,
ec.XCrusher.OverwriteUpperBits(low.cx, uppers.cx, bcl),
ec.YCrusher.OverwriteUpperBits(low.cy, uppers.cy, bcl),
ec.ZCrusher.OverwriteUpperBits(low.cz, uppers.cz, bcl)
);
}
//public static CompressedElement ZeroLowerBits(this CompressedElement fullpos, FloatCrusher[] ec, BitCullingLevel bcl)
//{
// return new CompressedElement(
// fullpos.crusher,
// ec[0].ZeroLowerBits(fullpos.cx, bcl),
// ec[1].ZeroLowerBits(fullpos.cy, bcl),
// ec[2].ZeroLowerBits(fullpos.cz, bcl)
// );
//}
public static void ZeroUpperBits(this CompressedElement fullpos, CompressedElement target, BitCullingLevel bcl)
{
ElementCrusher ec = fullpos.crusher;
target.Set(
ec, /*fullpos.crusher,*/
ec.XCrusher.ZeroUpperBits(fullpos.cx, bcl),
ec.YCrusher.ZeroUpperBits(fullpos.cy, bcl),
ec.ZCrusher.ZeroUpperBits(fullpos.cz, bcl)
);
}
public static bool TestMatchingUpper(CompressedElement a, CompressedElement b, BitCullingLevel bcl)
{
ElementCrusher ec = a.crusher;
return
(
TestMatchingUpper(a.cx, b.cx, ec.XCrusher.GetBits(bcl)) &&
TestMatchingUpper(a.cy, b.cy, ec.YCrusher.GetBits(bcl)) &&
TestMatchingUpper(a.cz, b.cz, ec.ZCrusher.GetBits(bcl))
);
}
public static CompressedElement Extrapolate(ElementCrusher crusher, CompressedElement curr, CompressedElement prev, float amount = .5f)
{
//int divisor = (int)(1f / amount);
//return Extrapolate(curr, prev, divisor);
return(new CompressedElement
(
crusher,
(uint)(curr.cx + ((long)curr.cx - prev.cx) * amount),
(uint)(curr.cy + ((long)curr.cy - prev.cy) * amount),
(uint)(curr.cz + ((long)curr.cz - prev.cz) * amount)
));
}
static WorldVectorCompression()
{
Bounds bounds = NSTMapBounds.CombinedWorldBounds;
axisRanges = new ElementCrusher(TRSType.Position, false)
{
xcrusher = new FloatCrusher(bounds.min[0], bounds.max[0], WorldCompressionSettings.Single.minPosResolution, Axis.X, TRSType.Position),
ycrusher = new FloatCrusher(bounds.min[1], bounds.max[1], WorldCompressionSettings.Single.minPosResolution, Axis.Y, TRSType.Position),
zcrusher = new FloatCrusher(bounds.min[2], bounds.max[2], WorldCompressionSettings.Single.minPosResolution, Axis.Z, TRSType.Position)
};
SetWorldRanges(bounds, true);
}
public override void Initialize()
{
base.Initialize();
if (worldBoundsGroups.Count == 0)
{
worldBoundsGroups.Add(new WorldBoundsGroup());
}
defaultWorldBoundsCrusher = worldBoundsGroups[0].crusher;
foreach (var wbs in worldBoundsGroups)
{
wbs.RecalculateWorldCombinedBounds();
}
}
// Construct
public Frame(NetworkSyncTransform nst, int frameid, Vector3 pos, CompressedElement compPos) //, PositionElement[] positionElements, RotationElement[] rotationElements)
{
this.rootPosCrusher = WorldBoundsSO.single.worldBoundsGroups[0].crusher;
this.nst = nst;
this.ee = nst.nstElementsEngine;
this.rootPos = pos;
this.compPos.CopyFrom(compPos);
this.state = nst.State;
this.frameid = frameid;
this.customData = new byte[128]; //TODO: Make this size a user setting
this.checkSceneIndex = HeaderSettings.Single.includeSceneIndex;
this.sceneIndex = NSTSceneManager.CurrentSceneIndex;
this.rootBitCullLevel = BitCullingLevel.NoCulling;
this.rootRotElementFrame = nst.rootRotationElement.frames[frameid];
}
/// <summary>
/// Return the smallest bit culling level that will be able to communicate the changes between two compressed elements.
/// </summary>
public static BitCullingLevel FindBestBitCullLevel(CompressedElement a, CompressedElement b, BitCullingLevel maxCulling)
{
ElementCrusher ec = a.crusher;
if (ec == null)
{
UnityEngine.Debug.Log("NUL CE CRUSHER FindBestBitCullLevel");
return(BitCullingLevel.NoCulling);
}
/// Quats can't cull upper bits, so its an all or nothing. Either the bits match or they don't
if (ec.TRSType == TRSType.Quaternion)
{
if ((ulong)a.cQuat == (ulong)b.cQuat)
{
return(BitCullingLevel.DropAll);
}
else
{
return(BitCullingLevel.NoCulling);
}
}
if (maxCulling == BitCullingLevel.NoCulling || !TestMatchingUpper(a, b, BitCullingLevel.DropThird))
{
return(BitCullingLevel.NoCulling);
}
if (maxCulling == BitCullingLevel.DropThird || !TestMatchingUpper(a, b, BitCullingLevel.DropHalf))
{
return(BitCullingLevel.DropThird);
}
if (maxCulling == BitCullingLevel.DropHalf || !TestMatchingUpper(a, b, BitCullingLevel.DropAll))
{
return(BitCullingLevel.DropHalf);
}
// both values are the same
return(BitCullingLevel.DropAll);
}
// Constructor for uniform scale
/// <summary>
/// A uint argument indicates compressed uniform scale. A ulong argument indicates a compressed quaternion.
/// Be sure to cast ulongs down to uint, or your scale we be treated as quaternion values for this constructor.
/// </summary>
/// <param name="crusher"></param>
/// <param name="cUniform"></param>
/// <param name="ubits"></param>
public CompressedElement(ElementCrusher crusher, uint cUniform) /*: this()*/
{
UnityEngine.Debug.LogWarning("CE Construct");
this.crusher = crusher;
this.cUniform = new CompressedFloat(crusher.UCrusher, cUniform);
}
// Constructor for Quaternion rotation
/// <summary>
/// A uint argument indicates compressed uniform scale. A ulong argument indicates a compressed quaternion.
/// </summary>
/// <param name="crusher"></param>
/// <param name="cQuat"></param>
/// <param name="qbits"></param>
public CompressedElement(ElementCrusher crusher, ulong cQuat) /* : this()*/
{
UnityEngine.Debug.LogWarning("CE Construct");
this.crusher = crusher;
this.cQuat = new CompressedQuat(crusher.QCrusher, cQuat);
}
public void Set(ElementCrusher crusher, uint cUniform) /*: this()*/
{
this.crusher = crusher;
this.cUniform = new CompressedFloat(crusher.UCrusher, cUniform);
}
public static CompressedElement ZeroLowerBits(this CompressedElement fullpos, ElementCrusher ec, BitCullingLevel bcl)
{
return(new CompressedElement(
ec, //fullpos.crusher,
ec[0].ZeroLowerBits(fullpos.cx, bcl),
ec[1].ZeroLowerBits(fullpos.cy, bcl),
ec[2].ZeroLowerBits(fullpos.cz, bcl)
));
}
public static CompressedElement OverwriteUpperBits(this CompressedElement low, CompressedElement up, ElementCrusher ec, BitCullingLevel bcl)
{
return(new CompressedElement(
ec,
ec[0].OverwriteUpperBits(low.cx, up.cx, bcl),
ec[1].OverwriteUpperBits(low.cy, up.cy, bcl),
ec[2].OverwriteUpperBits(low.cz, up.cz, bcl)
));
}
public void Set(ElementCrusher crusher, ulong cQuat) /* : this()*/
{
this.crusher = crusher;
this.cQuat = new CompressedQuat(crusher.QCrusher, cQuat);
}
public static BitCullingLevel GetGuessableBitCullLevel(CompressedElement oldComp, CompressedElement newComp, ElementCrusher ec, BitCullingLevel maxCullLvl)
{
for (BitCullingLevel lvl = maxCullLvl; lvl > 0; lvl--)
{
oldComp.ZeroLowerBits(uppers, lvl);
newComp.ZeroUpperBits(lowers, lvl);
if ((uppers.cx | lowers.cx) == newComp.cx &&
(uppers.cy | lowers.cy) == newComp.cy &&
(uppers.cz | lowers.cz) == newComp.cz)
{
return(lvl);
}
}
return(BitCullingLevel.NoCulling);
}
public static bool TestMatchingUpper(CompressedElement a, CompressedElement b, ElementCrusher ec, BitCullingLevel bcl)
{
return
(
TestMatchingUpper(a.cx, b.cx, ec[0].GetBits(bcl)) &&
TestMatchingUpper(a.cy, b.cy, ec[1].GetBits(bcl)) &&
TestMatchingUpper(a.cz, b.cz, ec[2].GetBits(bcl))
);
}