Vector2 CollapseInitialCell (List<Pattern> all_patterns,int initial_pattern, int x, int y)
{
initial_pattern = 0;
if (x == -1)
x = 0;//Random.Range(0, output_size);
if (y == -1)
y = 0;//Random.Range(0, output_size);
Vector2 coords = new Vector2(x, y);
collapsing[x][y] = WFCCollapse.GetHyperstates(all_patterns);
WFCCollapse.CollapseSpecificCell(collapsing, entropy, coords, all_patterns, initial_pattern);
//After collapse, remove from infinite list
Debug.Log("Collapsed first cell of coordinates: " + x + "," + y + " from " + all_patterns.Count);
return coords;
}
IEnumerator CollapseArray(int output_size, List<Pattern> all_patterns, int initial_pattern = -1, int initial_x = -1, int initial_y = -1)
{
//Setup useful lists and variables
SetupCollapseArrays(output_size);
if (all_patterns == null)
Debug.LogError("Cannot collapse array with null patterns.");
else if (all_patterns.Count <= 0)
Debug.LogError("Cannot collapse array with no patterns.");
else if (output_size <= 0)
Debug.LogError("Cannot output array of invalid size.");
else if (collapsing == null)
Debug.LogError("Cannot collapse null collapsing array.");
else if (entropy == null)
Debug.LogError("Cannot collapse null entropy array.");
#region WFC Algorithm
//FIRST CELL COLLAPSE --------------------------------------------------------------------
Vector2 initial_collapse = new Vector2(-1,-1);
if (initial_pattern != -1)
CollapseInitialCell(all_patterns,initial_pattern,initial_x, initial_y);
else
initial_collapse = WFCCollapse.CollapseHyperCell(collapsing, entropy, all_patterns);
string log = ReadArrayList(collapsing);
Debug.Log("<color=yellow> Tile array: </color> \n" + ReadIntArraySquare(input_constrained));
Debug.Log("<color=cyan> Initial pattern array collapse: </color> \n" + log);
//Log initial cell collapse
output = WFCInputOutput.GetOutputArray(collapsing, unique, pattern_size);
log = ReadIntArraySquare(output);
Debug.Log("<color=green>Initial output array collapse: </color> \n" + log);
//LOOP COLLAPSE --------------------------------------------------------------------
//Loop until no left cells and result is valid
bool is_valid = false;
while (!is_valid)
{
for (int t = 0; t < 999; t++)
{
WFCCollapse.CollapseMostProbable(collapsing, entropy, all_patterns);
//READ COLLAPSING
//log = ReadArrayList(collapsing);
//Debug.Log("<color=cyan> " + "Test" + " collapse: </color> \n" + log);
//READ ENTROPY
//log = ReadArray(entropy);
// Debug.Log("<color=blue> " + "Test" + " collapse: </color> \n" + log);
//READ OUTPUT
output = WFCInputOutput.GetOutputArray(collapsing, unique, pattern_size);
log = ReadIntArraySquare(output);
//Debug.Log("<color=magenta> " + "Initial output array" + " collapse: </color> \n" + log);
//result = InterpretOutput(output);
//error here
log = ReadArrayList(collapsing);
Debug.Log("<color=green> " + t +" interpreted output array" + " collapse: </color> \n" + log);
output = WFCInputOutput.GetOutputArray(collapsing, unique, pattern_size);
yield return null;
InstantiateOutput(output, unique_tileset, invalid_tile);
yield return null;
if (CheckValidity(entropy, output_size))
break;
}
yield return null;
is_valid = CheckValidity(entropy, output_size);
}
//Creation was successful!
//Generate the output
output = WFCInputOutput.GetOutputArray(collapsing, unique, pattern_size);
log = ReadIntArraySquare(output);
Debug.Log("<color=magenta> " + "Output array" + " collapse: </color> \n" + log);
#endregion
yield break;
}