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Core/AreaTriggers: Update areatrigger scalecurve handling with latest research

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Port From (https://github.com/TrinityCore/TrinityCore/commit/361fe56bc87456b63e685a53ffc63ca1694d336a)
This commit is contained in:
hondacrx
2023-08-28 12:55:52 -04:00
parent efd91bfd57
commit 9ecb3449d5
4 changed files with 167 additions and 140 deletions
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Source/Game/Entities/AreaTrigger/AreaTrigger.cs
+87 -21
View File
@@ -120,27 +120,7 @@ namespace Game.Entities
SetUpdateFieldValue(areaTriggerData.ModifyValue(m_areaTriggerData.BoundsRadius2D), GetMaxSearchRadius());
SetUpdateFieldValue(areaTriggerData.ModifyValue(m_areaTriggerData.DecalPropertiesID), GetCreateProperties().DecalPropertiesId);
ScaleCurve extraScaleCurve = areaTriggerData.ModifyValue(m_areaTriggerData.ExtraScaleCurve);
if (GetCreateProperties().ExtraScale.Structured.StartTimeOffset != 0)
SetUpdateFieldValue(extraScaleCurve.ModifyValue(extraScaleCurve.StartTimeOffset), GetCreateProperties().ExtraScale.Structured.StartTimeOffset);
if (GetCreateProperties().ExtraScale.Structured.X != 0 || GetCreateProperties().ExtraScale.Structured.Y != 0)
{
Vector2 point = new(GetCreateProperties().ExtraScale.Structured.X, GetCreateProperties().ExtraScale.Structured.Y);
SetUpdateFieldValue(ref extraScaleCurve.ModifyValue(extraScaleCurve.Points, 0), point);
}
if (GetCreateProperties().ExtraScale.Structured.Z != 0 || GetCreateProperties().ExtraScale.Structured.W != 0)
{
Vector2 point = new(GetCreateProperties().ExtraScale.Structured.Z, GetCreateProperties().ExtraScale.Structured.W);
SetUpdateFieldValue(ref extraScaleCurve.ModifyValue(extraScaleCurve.Points, 1), point);
}
unsafe
{
if (GetCreateProperties().ExtraScale.Raw.Data[5] != 0)
SetUpdateFieldValue(extraScaleCurve.ModifyValue(extraScaleCurve.ParameterCurve), GetCreateProperties().ExtraScale.Raw.Data[5]);
if (GetCreateProperties().ExtraScale.Structured.OverrideActive != 0)
SetUpdateFieldValue(extraScaleCurve.ModifyValue(extraScaleCurve.OverrideActive), GetCreateProperties().ExtraScale.Structured.OverrideActive != 0);
}
SetScaleCurve(areaTriggerData.ModifyValue(m_areaTriggerData.ExtraScaleCurve), GetCreateProperties().ExtraScale);
VisualAnim visualAnim = areaTriggerData.ModifyValue(m_areaTriggerData.VisualAnim);
SetUpdateFieldValue(visualAnim.ModifyValue(visualAnim.AnimationDataID), GetCreateProperties().AnimId);
@@ -349,6 +329,92 @@ namespace Game.Entities
return GetTimeSinceCreated() < GetTimeToTargetScale() ? (float)GetTimeSinceCreated() / GetTimeToTargetScale() : 1.0f;
}
float GetScaleCurveValue(ScaleCurve scaleCurve, float x)
{
Cypher.Assert(scaleCurve.OverrideActive, "ScaleCurve must be active to evaluate it");
// unpack ParameterCurve
if ((scaleCurve.ParameterCurve & 1) != 0)
return BitConverter.UInt32BitsToSingle((uint)(scaleCurve.ParameterCurve & ~1));
Vector2[] points = new Vector2[2];
for (var i = 0; i < scaleCurve.Points.GetSize(); ++i)
points[i] = new(scaleCurve.Points[i].X, scaleCurve.Points[i].Y);
CurveInterpolationMode mode = (CurveInterpolationMode)(scaleCurve.ParameterCurve >> 1 & 0x7);
int pointCount = (int)(scaleCurve.ParameterCurve >> 24 & 0xFF);
return Global.DB2Mgr.GetCurveValueAt(mode, points.AsSpan(0, pointCount).ToArray(), x);
}
void SetScaleCurve(ScaleCurve scaleCurve, AreaTriggerScaleCurveTemplate curve)
{
if (curve == null)
{
SetUpdateFieldValue(scaleCurve.ModifyValue(scaleCurve.OverrideActive), false);
return;
}
SetUpdateFieldValue(scaleCurve.ModifyValue(scaleCurve.OverrideActive), true);
SetUpdateFieldValue(scaleCurve.ModifyValue(scaleCurve.StartTimeOffset), curve.StartTimeOffset);
Position point = null;
// ParameterCurve packing information
// (not_using_points & 1) | ((interpolation_mode & 0x7) << 1) | ((first_point_offset & 0xFFFFF) << 4) | ((point_count & 0xFF) << 24)
// if not_using_points is set then the entire field is simply read as a float (ignoring that lowest bit)
float simpleFloat = curve.Curve;
if (simpleFloat != 0)
{
uint packedCurve = BitConverter.SingleToUInt32Bits(simpleFloat);
packedCurve |= 1;
SetUpdateFieldValue(scaleCurve.ModifyValue(scaleCurve.ParameterCurve), packedCurve);
// clear points
for (var i = 0; i < scaleCurve.Points.GetSize(); ++i)
SetUpdateFieldValue(ref scaleCurve.ModifyValue(scaleCurve.Points, i), point);
}
else
{
var curvePoints = curve.CurveTemplate;
if (curvePoints != null)
{
CurveInterpolationMode mode = curvePoints.Mode;
if (curvePoints.Points[1].X < curvePoints.Points[0].X)
mode = CurveInterpolationMode.Constant;
switch (mode)
{
case CurveInterpolationMode.CatmullRom:
// catmullrom requires at least 4 points, impossible here
mode = CurveInterpolationMode.Cosine;
break;
case CurveInterpolationMode.Bezier3:
case CurveInterpolationMode.Bezier4:
case CurveInterpolationMode.Bezier:
// bezier requires more than 2 points, impossible here
mode = CurveInterpolationMode.Linear;
break;
default:
break;
}
uint pointCount = 2;
if (mode == CurveInterpolationMode.Constant)
pointCount = 1;
uint packedCurve = ((uint)mode << 1) | (pointCount << 24);
SetUpdateFieldValue(scaleCurve.ModifyValue(scaleCurve.ParameterCurve), packedCurve);
for (var i = 0; i < curvePoints.Points.Length; ++i)
{
point.Relocate(curvePoints.Points[i].X, curvePoints.Points[i].Y);
SetUpdateFieldValue(ref scaleCurve.ModifyValue(scaleCurve.Points, i), point);
}
}
}
}
void UpdateTargetList()
{
List<Unit> targetList = new();
Source/Game/Entities/AreaTrigger/AreaTriggerTemplate.cs
+12 -60
View File
@@ -2,7 +2,6 @@
// Licensed under the GNU GENERAL PUBLIC LICENSE. See LICENSE file in the project root for full license information.
using Framework.Constants;
using Framework.Dynamic;
using Game.Maps;
using Game.Networking;
using System;
@@ -92,61 +91,17 @@ namespace Game.Entities
}
}
/// <summary>
/// Scale array definition
/// 0 - time offset from creation for starting of scaling
/// 1+2,3+4 are values for curve points Vector2[2]
// 5 is packed curve information (has_no_data & 1) | ((interpolation_mode & 0x7) << 1) | ((first_point_offset & 0x7FFFFF) << 4) | ((point_count & 0x1F) << 27)
/// 6 bool is_override, only valid for AREATRIGGER_OVERRIDE_SCALE_CURVE, if true then use data from AREATRIGGER_OVERRIDE_SCALE_CURVE instead of ScaleCurveId from CreateObject
/// </summary>
[StructLayout(LayoutKind.Explicit)]
public class AreaTriggerScaleInfo
public class AreaTriggerScaleCurvePointsTemplate
{
[FieldOffset(0)]
public StructuredData Structured;
public CurveInterpolationMode Mode = CurveInterpolationMode.Linear;
public Vector2[] Points = new Vector2[2];
}
[FieldOffset(0)]
public RawData Raw;
[StructLayout(LayoutKind.Explicit)]
public struct StructuredData
{
[FieldOffset(0)]
public uint StartTimeOffset;
[FieldOffset(4)]
public float X;
[FieldOffset(8)]
public float Y;
[FieldOffset(12)]
public float Z;
[FieldOffset(16)]
public float W;
[FieldOffset(20)]
public uint CurveParameters;
[FieldOffset(24)]
public uint OverrideActive;
public struct curveparameters
{
public uint Raw;
public uint NoData { get { return Raw & 1; } }
public uint InterpolationMode { get { return (Raw & 0x7) << 1; } }
public uint FirstPointOffset { get { return (Raw & 0x7FFFFF) << 4; } }
public uint PointCount { get { return (Raw & 0x1F) << 27; } }
}
}
public unsafe struct RawData
{
public fixed uint Data[SharedConst.MaxAreatriggerScale];
}
public class AreaTriggerScaleCurveTemplate
{
public uint StartTimeOffset;
public float Curve = 1.0f;
public AreaTriggerScaleCurvePointsTemplate CurveTemplate;
}
public struct AreaTriggerMovementScriptInfo
@@ -279,10 +234,7 @@ namespace Game.Entities
{
public AreaTriggerCreateProperties()
{
// legacy code from before it was known what each curve field does
ExtraScale.Raw.Data[5] = 1065353217;
// also OverrideActive does nothing on ExtraScale
ExtraScale.Structured.OverrideActive = 1;
ExtraScale = new();
}
public bool HasSplines() { return SplinePoints.Count >= 2; }
@@ -324,8 +276,8 @@ namespace Game.Entities
public uint TimeToTarget;
public uint TimeToTargetScale;
public AreaTriggerScaleInfo OverrideScale = new();
public AreaTriggerScaleInfo ExtraScale = new();
public AreaTriggerScaleCurveTemplate OverrideScale;
public AreaTriggerScaleCurveTemplate ExtraScale;
public AreaTriggerShapeInfo Shape = new();
public List<Vector2> PolygonVertices = new();