1 files changed, 16 insertions, 1 deletions

diff --git a/OpenSim/Region/Physics/BulletSPlugin/BSApiTemplate.cs b/OpenSim/Region/Physics/BulletSPlugin/BSApiTemplate.cs
index 5765b0d..d0d9f34 100644
--- a/OpenSim/Region/Physics/BulletSPlugin/BSApiTemplate.cs
+++ b/OpenSim/Region/Physics/BulletSPlugin/BSApiTemplate.cs
@@ -191,6 +191,21 @@ public struct ConfigurationParameters
     public const float numericFalse = 0f;
 }
 
+// Parameters passed for the conversion of a mesh to a hull using Bullet's HACD library.
+[StructLayout(LayoutKind.Sequential)]
+public struct HACDParams
+{
+                                            // usual default values
+        public float maxVerticesPerHull;                // 100
+        public float minClusters;                               // 2
+        public float compacityWeight;                   // 0.1
+        public float volumeWeight;                              // 0.0
+        public float concavity;                             // 100
+        public float addExtraDistPoints;                // false
+        public float addNeighboursDistPoints;   // false
+        public float addFacesPoints;                    // false
+        public float shouldAdjustCollisionMargin;       // false
+}
 
 // The states a bullet collision object can have
 public enum ActivationState : uint
@@ -308,7 +323,7 @@ public abstract BulletShape CreateMeshShape(BulletWorld world,
 public abstract BulletShape CreateHullShape(BulletWorld world,
                 int hullCount, float[] hulls);
 
-public abstract BulletShape BuildHullShapeFromMesh(BulletWorld world, BulletShape meshShape);
+public abstract BulletShape BuildHullShapeFromMesh(BulletWorld world, BulletShape meshShape, HACDParams parms);
 
 public abstract BulletShape BuildNativeShape(BulletWorld world, ShapeData shapeData);