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 Bitstream ExtractBitstream(ElementCrusher crusher, BitCullingLevel bcl = BitCullingLevel.NoCulling)
{
Bitstream bitstream = new Bitstream();
crusher.Write(this, ref bitstream, BitCullingLevel.NoCulling);
return(bitstream);
}
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);
}
public void Set(ElementCrusher crusher, CompressedFloat cx, CompressedFloat cy, CompressedFloat cz)
{
this.crusher = crusher;
this.cx = cx;
this.cy = cy;
this.cz = cz;
}
// Constructor
public CompressedElement(ElementCrusher crusher, uint cx, uint cy, uint cz) : this()
{
this.crusher = crusher;
this.cx = cx;
this.cy = cy;
this.cz = cz;
}
// 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);
}
// Constructor for half-float
public CompressedElement(ElementCrusher ec, ushort cx, ushort cy, ushort cz) : this()
{
this.crusher = ec;
this.cx = cx;
this.cy = cy;
this.cz = cz;
this.bitstream = new Bitstream(cx, 16, cy, 16, cz, 16);
}
// Constructor
public CompressedElement(ElementCrusher crusher, uint cx, uint cy, uint cz, int xbits, int ybits, int zbits) : this()
{
this.crusher = crusher;
this.cx = cx;
this.cy = cy;
this.cz = cz;
this.bitstream = new Bitstream(cx, xbits, cy, ybits, cz, zbits);
}
// 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;
}
// Constructor
public CompressedElement(ElementCrusher ec, float x, float y, float z) : this()
{
this.crusher = ec;
floatx = x;
floaty = y;
floatz = z;
this.bitstream = new Bitstream(cx, 32, cy, 32, cz, 32);
}
// Constructor
public CompressedElement(ElementCrusher crusher, CompressedValue cx, CompressedValue cy, CompressedValue cz) : this()
{
this.crusher = crusher;
this.cx = cx;
this.cy = cy;
this.cz = cz;
this.bitstream = new Bitstream(cx, cy, cz);
}
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)
));
}
/// <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 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 OverwriteUpperBits(this CompressedElement low, CompressedElement up, FloatCrusher[] 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 static void ZeroLowerBits(this CompressedElement fullpos, CompressedElement target, BitCullingLevel bcl)
{
ElementCrusher ec = fullpos.crusher;
target.Set(
ec, //fullpos.crusher,
ec.XCrusher.ZeroLowerBits(fullpos.cx, bcl),
ec.YCrusher.ZeroLowerBits(fullpos.cy, bcl),
ec.ZCrusher.ZeroLowerBits(fullpos.cz, bcl)
);
}
//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 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)
));
}
protected override void ConstructDefault(bool isStatic = false)
{
Debug.Log("RB Crusher ConstructDefault ");
base.ConstructDefault(isStatic);
if (isStatic)
{
// Statics initialize all crushers as null.
}
else
{
VelocityCrusher = new ElementCrusher(TRSType.Position, false);
AngVelocityCrusher = new ElementCrusher(TRSType.Position, false);
}
}
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();
}
}
/// <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);
}
private void GetCrusherFromSharedSO()
{
ElementCrusher pc = null;
ElementCrusher rc = null;
ElementCrusher sc = null;
var sharedDefine = SharedCrushersSO.single.GetCrusher <T>(hashcode);
if (sharedDefine == null)
{
return;
}
if (!ReferenceEquals(sharedDefine.CrusherRef, _crusher) && sharedDefine.CrusherRef != null)
{
if (sharedDefine.CrusherRef != null)
{
_crusher = sharedDefine.CrusherRef as T;
}
/// If the stored crusher uses WorldBounds, make sure we change the refs to that.
var tc = _crusher as TransformCrusher;
if (tc != null)
{
pc = tc.PosCrusher;
rc = tc.RotCrusher;
sc = tc.SclCrusher;
if (pc != null)
{
pc.ApplyWorldCrusherSettings();
pc.CacheValues();
}
if (rc != null)
{
rc.CacheValues();
}
if (sc != null)
{
sc.CacheValues();
}
}
else
{
var ec = _crusher as ElementCrusher;
if (ec != null)
{
if (ec.TRSType == TRSType.Position && ec.UseWorldBounds)
{
ec.ApplyWorldCrusherSettings();
}
ec.CacheValues();
}
}
return;
}
if (sharedDefine.CrusherHold.GetHashCode() != _crusher.GetHashCode())
{
//#if !UNITY_EDITOR
// var tc = _crusher as TransformCrusher;
// UnityEngine.Debug.LogError("SC SetAlready PRE" +tc.PosCrusher.XCrusher.BitsDeterminedBy
// + " tally: " + tc.PosCrusher.TallyBits() + " cache: " + tc.PosCrusher.Cached_TotalBits);
// tc = sharedDefine.CrusherHold as TransformCrusher;
// UnityEngine.Debug.LogError("SC SetAlready PST" + tc.PosCrusher.XCrusher.BitsDeterminedBy
// + " tally: " + tc.PosCrusher.TallyBits() + " cache: " + tc.PosCrusher.Cached_TotalBits);
//#endif
var holdcrusher = sharedDefine.CrusherHold as ICrusherCopy <T>;
(_crusher as ICrusherCopy <T>).CopyFrom(holdcrusher as T);
}
}
/// <summary>
/// Test changes between two compressed Vector3 elements and return the ideal BitCullingLevel for that change.
/// </summary>
public static BitCullingLevel GetGuessableBitCullLevel(CompressedElement oldComp, CompressedElement newComp, ElementCrusher ec, BitCullingLevel maxCullLvl)
{
for (BitCullingLevel lvl = maxCullLvl; lvl > 0; lvl--)
{
CompressedElement uppers = oldComp.ZeroLowerBits(ec, lvl);
CompressedElement lowers = newComp.ZeroUpperBits(ec, lvl);
CompressedElement merged = new CompressedElement(
oldComp.crusher,
uppers.cx | lowers.cx,
uppers.cy | lowers.cy,
uppers.cz | lowers.cz);
// Starting guess is the new lower bits using the previous upperbits
if (Compare(newComp, merged)) // (oldComp.ZeroLowerBits(lvl) | newComp.ZeroUpperBits(lvl))))
{
return(lvl);
}
}
return(BitCullingLevel.NoCulling);
}
// Constructor for Quaternion rotation
public CompressedElement(ElementCrusher crusher, ulong cQuat, int qbits) : this()
{
this.crusher = crusher;
this.cQuat = cQuat;
this.bitstream = new Bitstream(cQuat, qbits);
}
/// <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, ElementCrusher ec, BitCullingLevel maxCulling)
{
/// 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 (a.cQuat == b.cQuat)
{
return(BitCullingLevel.DropAll);
}
else
{
return(BitCullingLevel.NoCulling);
}
}
if (maxCulling == BitCullingLevel.NoCulling || !TestMatchingUpper(a, b, ec, BitCullingLevel.DropThird))
{
return(BitCullingLevel.NoCulling);
}
if (maxCulling == BitCullingLevel.DropThird || !TestMatchingUpper(a, b, ec, BitCullingLevel.DropHalf))
{
return(BitCullingLevel.DropThird);
}
if (maxCulling == BitCullingLevel.DropHalf || a != b)
{
return(BitCullingLevel.DropHalf);
}
// both values are the same
return(BitCullingLevel.DropAll);
}
// Constructor for uniform scale
public CompressedElement(ElementCrusher crusher, uint cUniform, int ubits) : this()
{
this.crusher = crusher;
this.cUniform = cUniform;
this.bitstream = new Bitstream(cUniform, ubits);
}
public static bool TestMatchingUpper(CompressedElement prevPos, CompressedElement b, ElementCrusher ar, BitCullingLevel bcl)
{
return
(
TestMatchingUpper(prevPos.cx, b.cx, ar[0].GetBitsAtCullLevel(bcl)) &&
TestMatchingUpper(prevPos.cy, b.cy, ar[1].GetBitsAtCullLevel(bcl)) &&
TestMatchingUpper(prevPos.cz, b.cz, ar[2].GetBitsAtCullLevel(bcl))
);
}
public static CompressedElement ZeroUpperBits(this CompressedElement fullpos, ElementCrusher ec, BitCullingLevel bcl)
{
return(new CompressedElement(
fullpos.crusher,
ec[0].ZeroUpperBits(fullpos.cx, bcl),
ec[1].ZeroUpperBits(fullpos.cy, bcl),
ec[2].ZeroUpperBits(fullpos.cz, 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 CompressedElement OverwriteUpperBits(this CompressedElement low, CompressedElement up, ElementCrusher ec, BitCullingLevel bcl)
{
return(new CompressedElement(
low.crusher,
ec[0].OverwriteUpperBits(low.cx, up.cx, bcl),
ec[1].OverwriteUpperBits(low.cy, up.cy, bcl),
ec[2].OverwriteUpperBits(low.cz, up.cz, bcl)
));
}
/// <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 CompressedElement GuessUpperBits(this CompressedElement newcpos, CompressedElement oldcpos, ElementCrusher ec, BitCullingLevel bcl)
{
return(new CompressedElement(
oldcpos.crusher,
ec[0].GuessUpperBits(newcpos[0], oldcpos[0], bcl),
ec[1].GuessUpperBits(newcpos[1], oldcpos[1], bcl),
ec[2].GuessUpperBits(newcpos[2], oldcpos[2], bcl)
));
}