void set_active_op(EditOperations op)
{
switch (op)
{
case EditOperations.DeleteTriangle:
activeOp = new MeshEditorDeleteTriOp(); break;
case EditOperations.PokeTriangle:
activeOp = new MeshEditorPokeTriOp(); break;
case EditOperations.DeleteEdge:
activeOp = new MeshEditorDeleteEdgeOp(); break;
case EditOperations.FlipEdge:
activeOp = new MeshEditorFlipEdgeOp(); break;
case EditOperations.SplitEdge:
activeOp = new MeshEditorSplitEdgeOp(); break;
case EditOperations.CollapseEdge:
activeOp = new MeshEditorCollapseEdgeOp(); break;
case EditOperations.DeleteVertex:
activeOp = new MeshEditorDeleteVertexOp(); break;
case EditOperations.BridgeEdges:
activeOp = new MeshEditorBridgeEdgesOp(); break;
case EditOperations.DeleteComponent:
activeOp = new MeshEditorDeleteComponentOp(); break;
case EditOperations.DeleteBorderRing:
activeOp = new MeshEditorDeleteRingOp(); break;
}
active_operation = op;
}
private static EditOperations[] EditOpsFromCostMatrix(int len1, char[] c1, int p1, int o1,
int len2, char[] c2, int p2, int o2, int[] matrix)
{
var dir = 0;
var pos = matrix[len1 * len2 - 1];
var ops = new EditOperations[pos];
var i = len1 - 1;
var j = len2 - 1;
var ptr = len1 * len2 - 1;
while (i > 0 || j > 0)
{
if (dir < 0 && j != 0 && matrix[ptr] == matrix[ptr - 1] + 1)
{
var eop = new EditOperations();
pos--;
ops[pos] = eop;
eop.Type = EditType.Insert;
eop.Spos = i + o1;
eop.Dpos = --j + o2;
ptr--;
continue;
}
if (dir > 0 && i != 0 && matrix[ptr] == matrix[ptr - len2] + 1)
{
var eop = new EditOperations();
pos--;
ops[pos] = eop;
eop.Type = EditType.Delete;
eop.Spos = --i + o1;
eop.Dpos = j + o2;
ptr -= len2;
continue;
}
if (i != 0 && j != 0 && matrix[ptr] == matrix[ptr - len2 - 1] &&
c1[p1 + i - 1] == c2[p2 + j - 1])
{
i--;
j--;
ptr -= len2 + 1;
dir = 0;
continue;
}
if (i != 0 && j != 0 && matrix[ptr] == matrix[ptr - len2 - 1] + 1)
{
pos--;
var eop = new EditOperations();
ops[pos] = eop;
eop.Type = EditType.Replace;
eop.Spos = --i + o1;
eop.Dpos = --j + o2;
ptr -= len2 + 1;
dir = 0;
continue;
}
if (dir == 0 && j != 0 && matrix[ptr] == matrix[ptr - 1] + 1)
{
pos--;
var eop = new EditOperations();
ops[pos] = eop;
eop.Type = EditType.Insert;
eop.Spos = i + o1;
eop.Dpos = --j + o2;
ptr--;
dir = -1;
continue;
}
if (dir == 0 && i != 0 && matrix[ptr] == matrix[ptr - len2] + 1)
{
pos--;
var eop = new EditOperations();
ops[pos] = eop;
eop.Type = EditType.Delete;
eop.Spos = --i + o1;
eop.Dpos = j + o2;
ptr -= len2;
dir = 1;
continue;
}
throw new ArgumentException(@"¯\_(ツ)_/¯");
}
return(ops);
}