void InitBlockingPhysics(MyEntity owner)
{
CloseBlockingPhysics();
Physics = new MyBlockingBody(this, owner);
Havok.HkShape sh;
sh = new Havok.HkBoxShape(0.5f * new Vector3(0.5f, 0.7f, 0.25f));
Physics.CreateFromCollisionObject(sh, new Vector3(0, 0.9f, -0.5f), WorldMatrix, null, Sandbox.Engine.Physics.MyPhysics.CollisionLayers.NoCollisionLayer);
Physics.MaterialType = m_physItemDef.PhysicalMaterial;
sh.RemoveReference();
Physics.Enabled = false;
m_owner.PositionComp.OnPositionChanged += PositionComp_OnPositionChanged;
}
private void AddPhysicalShape(HkShape shape, Matrix rdWorldMatrix)
{
switch (shape.ShapeType)
{
case Havok.HkShapeType.Box:
Havok.HkBoxShape box = (HkBoxShape)shape;
Vector3D vMin = new Vector3D(-box.HalfExtents.X, -box.HalfExtents.Y, -box.HalfExtents.Z);
Vector3D vMax = new Vector3D(box.HalfExtents.X, box.HalfExtents.Y, box.HalfExtents.Z);
BoundingBoxD boundingBox = new BoundingBoxD(vMin, vMax);
BoundingBoxToTranslatedTriangles(boundingBox, rdWorldMatrix);
break;
case Havok.HkShapeType.List:
var listShape = (HkListShape)shape;
var iterator = listShape.GetIterator();
while (iterator.IsValid)
{
AddPhysicalShape(iterator.CurrentValue, rdWorldMatrix);
iterator.Next();
}
break;
case HkShapeType.Mopp:
var compoundShape = (HkMoppBvTreeShape)shape;
AddPhysicalShape(compoundShape.ShapeCollection, rdWorldMatrix);
break;
case HkShapeType.ConvexTransform:
var transformShape = (HkConvexTransformShape)shape;
AddPhysicalShape(transformShape.ChildShape, transformShape.Transform * rdWorldMatrix);
break;
case HkShapeType.ConvexTranslate:
var translateShape = (HkConvexTranslateShape)shape;
var mat = Matrix.CreateTranslation(translateShape.Translation);
AddPhysicalShape((HkShape)translateShape.ChildShape, mat * rdWorldMatrix);
break;
case HkShapeType.Sphere:
var sphereShape = (HkSphereShape)shape;
m_icosphereMesh.AddTrianglesToWorldVertices(rdWorldMatrix.Translation, sphereShape.Radius);
break;
case HkShapeType.Capsule:
return;
ProfilerShort.Begin("Capsule");
var capsuleShape = (HkCapsuleShape)shape;
Line line = new Line(capsuleShape.VertexA, capsuleShape.VertexB);
m_capsuleMesh.AddTrianglesToWorldVertices(rdWorldMatrix, capsuleShape.Radius, line);
ProfilerShort.End();
break;
case HkShapeType.ConvexVertices:
var convexShape = (HkConvexVerticesShape)shape;
HkGeometry geometry = new HkGeometry();
Vector3 center;
convexShape.GetGeometry(geometry, out center);
for (int i = 0; i < geometry.TriangleCount; i++)
{
int i0, i1, i2, materialIndex;
geometry.GetTriangle(i, out i0, out i1, out i2, out materialIndex);
m_worldVertices.Triangles.Add(m_worldVertices.VerticesMaxValue + i0);
m_worldVertices.Triangles.Add(m_worldVertices.VerticesMaxValue + i1);
m_worldVertices.Triangles.Add(m_worldVertices.VerticesMaxValue + i2);
}
for (int i = 0; i < geometry.VertexCount; i++)
{
Vector3 vec = geometry.GetVertex(i);
Vector3.Transform(ref vec, ref rdWorldMatrix, out vec);
m_worldVertices.Vertices.Add(vec);
}
m_worldVertices.VerticesMaxValue += geometry.VertexCount;
break;
default:
// For breakpoint. Don't judge me :(
break;
}
}
