public TileConfiguration GetTileConfiguration(AdjBlendTile[] adj_config)
{
ushort[] explicit_rule = ConvertAdjacentToBytes(adj_config);
TileConfiguration config = new TileConfiguration();
int tile_index = ClassifyTileConfiguration(explicit_rule);
if (tile_index < 0)
{
config.tile = _default_tile;
}
else
{
config.tile = _blend_tiles[tile_index];
}
config.shift = 0;
if (config.tile == _default_tile)
{
return(config);
}
BlendRuleElement element = _rule_lists[tile_index].GetElement(explicit_rule);
//calculate shift
config.shift = BlendRuleElement.RulesMatch(element.rule_options, explicit_rule, config.tile.UpperSides());
return(config);
}
public BlendRuleElement(BlendRuleElement other)
{
_element_options = new ushort[6];
_element_options[0] = other._element_options[0];
_element_options[1] = other._element_options[1];
_element_options[2] = other._element_options[2];
_element_options[3] = other._element_options[3];
_element_options[4] = other._element_options[4];
_element_options[5] = other._element_options[5];
}
public BlendRuleElement GetElement(ushort[] generic_rule)
{
for (int k = 0; k < _rules.Count; k++)
{
int shift = BlendRuleElement.RulesMatch(generic_rule, _rules[k].rule_options);
if (shift >= 0)
{
return(_rules[k]);
}
}
return(null);
}
public int Compare(BlendRuleElement a, BlendRuleElement b)
{
for (int d = 0; d < 6; d++)
{
if (a._element_options[d] < b._element_options[d])
{
return(1);
}
else if (a._element_options[d] > b._element_options[d])
{
return(-1);
}
}
return(0);
}