public bool ColliderCastLeaf <T>(ColliderCastInput input, int primitiveKey, ref T collector)
where T : struct, ICollector <ColliderCastHit>
{
m_Mesh->GetPrimitive(primitiveKey, out float3x4 vertices, out Mesh.PrimitiveFlags flags, out CollisionFilter filter);
if (!CollisionFilter.IsCollisionEnabled(input.Collider->Filter, filter)) // TODO: could do this check within GetPrimitive()
{
return(false);
}
int numPolygons = Mesh.GetNumPolygonsInPrimitive(flags);
bool isQuad = Mesh.IsPrimitveFlagSet(flags, Mesh.PrimitiveFlags.IsQuad);
bool acceptHit = false;
int numHits = collector.NumHits;
var polygon = new PolygonCollider();
polygon.InitEmpty();
for (int polygonIndex = 0; polygonIndex < numPolygons; polygonIndex++)
{
float fraction = collector.MaxFraction;
if (isQuad)
{
polygon.SetAsQuad(vertices[0], vertices[1], vertices[2], vertices[3]);
}
else
{
polygon.SetAsTriangle(vertices[0], vertices[1 + polygonIndex], vertices[2 + polygonIndex]);
}
if (ConvexConvex(input, (Collider *)&polygon, ref collector))
{
acceptHit = true;
// TODO.ma make a version that doesn't transform, just updates collider key
collector.TransformNewHits(numHits++, fraction, MTransform.Identity, m_NumColliderKeyBits, (uint)(primitiveKey << 1 | polygonIndex));
}
}
return(acceptHit);
}
public bool ColliderCastLeaf <T>(ColliderCastInput input, int primitiveKey, ref T collector)
where T : struct, ICollector <ColliderCastHit>
{
m_Mesh->GetPrimitive(primitiveKey, out float3x4 vertices, out Mesh.PrimitiveFlags flags, out CollisionFilter filter);
if (!CollisionFilter.IsCollisionEnabled(input.Collider->Filter, filter)) // TODO: could do this check within GetPrimitive()
{
return(false);
}
int numPolygons = Mesh.GetNumPolygonsInPrimitive(flags);
bool isQuad = Mesh.IsPrimitveFlagSet(flags, Mesh.PrimitiveFlags.IsQuad);
bool acceptHit = false;
var polygon = new PolygonCollider();
polygon.InitEmpty();
for (int polygonIndex = 0; polygonIndex < numPolygons; polygonIndex++)
{
float fraction = collector.MaxFraction;
if (isQuad)
{
polygon.SetAsQuad(vertices[0], vertices[1], vertices[2], vertices[3]);
}
else
{
polygon.SetAsTriangle(vertices[0], vertices[1 + polygonIndex], vertices[2 + polygonIndex]);
}
if (ConvexConvex(input, (Collider *)&polygon, collector.MaxFraction, out ColliderCastHit hit))
{
hit.ColliderKey = input.QueryContext.SetSubKey(m_NumColliderKeyBits, (uint)(primitiveKey << 1 | polygonIndex));
acceptHit |= collector.AddHit(hit);
}
}
return(acceptHit);
}
