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Change entity culling to use boxes instead of spheres

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dexy
2019-12-06 22:36:11 +11:00
Unverified
parent faf530c04c
commit 52f4563680
4 changed files with 159 additions and 34 deletions
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CodeWalker.Core/GameFiles/FileTypes/YmapFile.cs
+37 -30
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@@ -1279,6 +1279,8 @@ namespace CodeWalker.GameFiles
public Archetype Archetype { get; set; } //cached by GameFileCache on loading...
public Vector3 BBMin;//oriented archetype AABBmin
public Vector3 BBMax;//oriented archetype AABBmax
public Vector3 BBCenter; //oriented archetype AABB center
public Vector3 BBExtent; //oriented archetype AABB extent
public Vector3 BSCenter; //oriented archetype BS center
public float BSRadius;//cached from archetype
@@ -1377,20 +1379,7 @@ namespace CodeWalker.GameFiles
Archetype = arch;
if (Archetype != null)
{
float smax = Math.Max(Scale.X, Scale.Z);
BSRadius = Archetype.BSRadius * smax;
BSCenter = Orientation.Multiply(Archetype.BSCenter) * Scale;
if (Orientation == Quaternion.Identity)
{
BBMin = (Archetype.BBMin * Scale) + Position;
BBMax = (Archetype.BBMax * Scale) + Position;
}
else
{
BBMin = Position - BSRadius;
BBMax = Position + BSRadius;
////not ideal: should transform all 8 corners!
}
UpdateBB();
if (Archetype.Type == MetaName.CMloArchetypeDef)
{
@@ -1415,6 +1404,13 @@ namespace CodeWalker.GameFiles
{
BSRadius = _CEntityDef.lodDist;//need something so it doesn't get culled...
}
if (BBMin == BBMax)
{
BBMin = Position - BSRadius;
BBMax = Position + BSRadius;//it's not ideal
BBCenter = (BBMax + BBMin) * 0.5f;
BBExtent = (BBMax - BBMin) * 0.5f;
}
}
else if (IsMlo) // archetype is no longer an mlo
{
@@ -1465,17 +1461,32 @@ namespace CodeWalker.GameFiles
if (Archetype != null)
{
BSCenter = Orientation.Multiply(Archetype.BSCenter) * Scale;
}
if ((Archetype != null) && (Orientation == Quaternion.Identity))
{
BBMin = (Archetype.BBMin * Scale) + Position;
BBMax = (Archetype.BBMax * Scale) + Position;
}
else
{
BBMin = Position - (BSRadius);
BBMax = Position + (BSRadius);
////not ideal: should transform all 8 corners!
BSRadius = Archetype.BSRadius * Math.Max(Scale.X, Scale.Z);
if (Orientation == Quaternion.Identity)
{
BBMin = (Archetype.BBMin * Scale) + Position;
BBMax = (Archetype.BBMax * Scale) + Position;
BBCenter = (BBMax + BBMin) * 0.5f;
BBExtent = (BBMax - BBMin) * 0.5f;
BBExtent = BBExtent.Abs();
}
else
{
var mat = Matrix.Transformation(Vector3.Zero, Quaternion.Identity, Scale, Vector3.Zero, Orientation, Position);
var matabs = mat;
matabs.Column1 = mat.Column1.Abs();
matabs.Column2 = mat.Column2.Abs();
matabs.Column3 = mat.Column3.Abs();
matabs.Column4 = mat.Column4.Abs();
var bbcenter = (Archetype.BBMax + Archetype.BBMin) * 0.5f;
var bbextent = (Archetype.BBMax - Archetype.BBMin) * 0.5f;
var ncenter = Vector3.TransformCoordinate(bbcenter, mat);
var nextent = Vector3.TransformNormal(bbextent, matabs);
BBCenter = ncenter;
BBExtent = nextent;
BBMin = ncenter - nextent;
BBMax = ncenter + nextent;
}
}
}
@@ -1533,11 +1544,7 @@ namespace CodeWalker.GameFiles
MloInstance.UpdateEntities();
}
if (Archetype != null)
{
BSCenter = Orientation.Multiply(Archetype.BSCenter) * Scale;
}
UpdateBB();
UpdateWidgetPosition();
UpdateWidgetOrientation();
}