public virtual BSPtreeObject CreateSubObject(Vector3 a, Vector3 b, Vector3 c)
{
BSPtreeObject subObj = new BSPtreeObject();
subObj.vertices[0] = vertices[0] * a.x + vertices[1] * a.y + vertices[2] * a.z;
subObj.vertices[1] = vertices[0] * b.x + vertices[1] * b.y + vertices[2] * b.z;
subObj.vertices[2] = vertices[0] * c.x + vertices[1] * c.y + vertices[2] * c.z;
return(subObj);
}
static public List <BSPtreeObject> CreateBSPtreeObjectWithMesh(List <Mesh> meshes)
{
List <BSPtreeObject> objs = new List <BSPtreeObject>();
foreach (var mesh in meshes)
{
int triangleCount = mesh.triangles.Length / 3;
for (int i = 0; i < triangleCount; ++i)
{
var bspObj = new BSPtreeObject();
int i0 = mesh.triangles[i * 3];
int i1 = mesh.triangles[i * 3 + 1];
int i2 = mesh.triangles[i * 3 + 2];
bspObj.vertices[0] = mesh.vertices[i0];
bspObj.vertices[1] = mesh.vertices[i1];
bspObj.vertices[2] = mesh.vertices[i2];
objs.Add(bspObj);
}
}
return(objs);
}
