protected TribitPyramid TransformImpl(TribitPyramid tribitPyramid)
{
var indices = tribitPyramid.GetPyramidIndices();
var bitscnt = new[] { 0, 0 };
for (var i = 0; i < indices.Length; ++i) {
var triange = tribitPyramid[indices[i]];
var tribitPyramidRule = TribitPyramidRule.GetBy(triange);
if (tribitPyramidRule != null) {
tribitPyramid[indices[i]] = tribitPyramidRule.To;
}
else {
bitscnt[triange[0]]++;
}
}
if (bitscnt[0] + bitscnt[1] == indices.Length) {
if (bitscnt[0] == 0) return new TribitPyramid(1);
if (bitscnt[1] == 0) return new TribitPyramid(0);
var bits = new byte[tribitPyramid.Count >> 2];
for (var i = 0; i < bits.Length; ++i) {
bits[i] = tribitPyramid[indices[i]][0];
}
return new TribitPyramid(bits);
}
return tribitPyramid;
}
public void Transform(TribitPyramid tribitPyramid)
{
while (tribitPyramid.Count > 1) {
writer.WriteLine(tribitPyramid);
tribitPyramid = TransformImpl(tribitPyramid);
}
writer.WriteLine(tribitPyramid);
}
public void Transform(TribitPyramid tribitPyramid)
{
while (tribitPyramid.Count > 1)
{
writer.WriteLine(tribitPyramid);
tribitPyramid = TransformImpl(tribitPyramid);
}
writer.WriteLine(tribitPyramid);
}
protected TribitPyramid TransformImpl(TribitPyramid tribitPyramid)
{
var indices = tribitPyramid.GetPyramidIndices();
var bitscnt = new[] { 0, 0 };
for (var i = 0; i < indices.Length; ++i)
{
var triange = tribitPyramid[indices[i]];
var tribitPyramidRule = TribitPyramidRule.GetBy(triange);
if (tribitPyramidRule != null)
{
tribitPyramid[indices[i]] = tribitPyramidRule.To;
}
else
{
bitscnt[triange[0]]++;
}
}
if (bitscnt[0] + bitscnt[1] == indices.Length)
{
if (bitscnt[0] == 0)
{
return(new TribitPyramid(1));
}
if (bitscnt[1] == 0)
{
return(new TribitPyramid(0));
}
var bits = new byte[tribitPyramid.Count >> 2];
for (var i = 0; i < bits.Length; ++i)
{
bits[i] = tribitPyramid[indices[i]][0];
}
return(new TribitPyramid(bits));
}
return(tribitPyramid);
}
