/// <summary>
/// 绘制连接处的三角
/// </summary>
/// <param name="direction"></param>
/// <param name="cell"></param>
/// <param name="v1"></param>
/// <param name="v2"></param>
private void TriangulateConnection(HexDirection direction, HexCell cell, Vector3 v1, Vector3 v2)
{
HexCell neighbor = cell.GetNeighbor(direction);
if (neighbor == null)
{
return;
}
Vector3 bridge = HexMertics.GetBridge(direction);
Vector3 v3 = v1 + bridge;
Vector3 v4 = v2 + bridge;
AddQuad(v1, v2, v3, v4);
AddQuadColor(cell.color, neighbor.color);
HexCell nextNeighbor = cell.GetNeighbor(direction.Next());
if (direction <= HexDirection.E && nextNeighbor != null)
{
AddTriangle(v2, v4, v2 + HexMertics.GetBridge(direction.Next()));
AddTriangleColor(cell.color, neighbor.color, nextNeighbor.color);
}
}
private void Triangulate(HexDirection dir, HexCell cell)
{
Vector3 center = cell.transform.localPosition;
Vector3 v1 = center + HexMertics.GetFirstSolidCornor(dir);
Vector3 v2 = center + HexMertics.GetSecondSolidCornor(dir);
///第一个顶点的位置为cell正中心，其余为cell的顶点
AddTriangle(center, v1, v2);
AddTriangleColor(cell.color);
///根据方向获取相邻的节点
HexCell neighbor = cell.GetNeighbor(dir) ?? cell;
HexCell preNeighbor = cell.GetNeighbor(dir.Previous()) ?? cell;
HexCell nextNeighbor = cell.GetNeighbor(dir.Next()) ?? cell;
if (dir <= HexDirection.SE)
{
TriangulateConnection(dir, cell, v1, v2);
}
//AddTriangle(v1, center + HexMertics.GetFirstCornor(dir),v3);
//AddTriangleColor(cell.color, (cell.color + preNeighbor.color + neighbor.color) / 3, bridgeColor);
//AddTriangle(v2, v4, center + HexMertics.GetSecondCornor(dir));
//AddTriangleColor(cell.color, bridgeColor, (cell.color + neighbor.color + nextNeighbor.color) / 3);
}
