/// <summary>
/// Recursivly follows the drawpath instructions in order to render the tiles
/// </summary>
/// <param name="dpi"></param>
/// <param name="oldPosition"></param>
/// <param name="oldNode"></param>
private void HandleDPI(DrawPathInstruction dpi, Vector2Int oldPosition, Node oldNode, bool grayout)
{
//If our map does not have a node in the instruction dir, we cannot render in that dir
//if (oldNode.GetConnectionFromDir(dpi.dir) == null) {
if (oldNode[(int)dpi.dir] < 0) // if this does not point to a node
{
return;
}
Vector2Int position = oldPosition + dpi.dir.offset();
RenderTile tile = renderLayers[dpi.dir.renderLayer()][position.x, position.y];
grayout = grayout || GameManager.gameplay.map.disjoint(oldNode, dpi.dir); // gray-out if disjoint, or previos node was grayed-out
Node node = GameManager.gameplay.map[oldNode[(int)dpi.dir]];
//Draw the node, regarless of if it is null (null node is handled by the drawer)
tile.DrawFullNode(node, dpi.dir, position, grayout);
//If the node is not null, then we continue on with the instructions
if (node != null)
{
//Add it to the list of drawn nodes
if (visibleNodes.Contains(node) == false)
{
visibleNodes.Add(node);
}
//Follow instructions on the next node
foreach (DrawPathInstruction nDpi in dpi.nextInstructions)
{
HandleDPI(nDpi, position, node, grayout);
}
}
}
private void HandleDPI(DrawPathInstruction dpi, Vector2Int oldPosition, Node oldNode)
{
//If our map does not have a node in the instruction dir, we cannot render in that dir
if (oldNode.GetConnectionFromDir(dpi.dir) == null)
{
return;
}
Vector2Int position = oldPosition + dpi.dir.offset();
RenderTile tile = renderLayers[dpi.dir.renderLayer()][position.x, position.y];
Node node = GameManager.instance.map[(int)oldNode.GetConnectionFromDir(dpi.dir)];
//Draw the node, regarless of if it is null (null node is handled by the drawer)
tile.DrawFullNode(node);
//If the node is not null, then we continue on with the instructions
if (node != null)
{
//Add it to the list of drawn nodes
if (visibleNodes.Contains(node) == false)
{
visibleNodes.Add(node);
}
//Follow instructions on the next node
foreach (DrawPathInstruction nDpi in dpi.nextInstructions)
{
HandleDPI(nDpi, position, node);
}
}
}