protected static void AddBorderToTerritory(HexTile tile, RelativeTilePosition relPos, float radius, float territoryBorderYPos, float halfWidth,
ref List <Vector3> vertices, ref List <Vector3> normals, ref List <Vector2> UV, ref List <int> triangles,
TriangleUVTweak tweakUVs = TriangleUVTweak.NoTweak)
{
Vector3 worldPos = tile.Grid.ToPixel(tile.Pos);
Vector3 botRight = new Vector3(worldPos.x + (radius / 2), territoryBorderYPos, worldPos.z - halfWidth); // botRight
Vector3 right = new Vector3(worldPos.x + radius, territoryBorderYPos, worldPos.z); // right
Vector3 topRight = new Vector3(worldPos.x + (radius / 2), territoryBorderYPos, worldPos.z + halfWidth); // topRight
Vector3 topLeft = new Vector3(worldPos.x + (-radius / 2), territoryBorderYPos, worldPos.z + halfWidth); // topLeft
Vector3 left = new Vector3(worldPos.x + (-radius), territoryBorderYPos, worldPos.z); // left
Vector3 botLeft = new Vector3(worldPos.x + (-radius / 2), territoryBorderYPos, worldPos.z - halfWidth); // botLeft
Vector3 center = new Vector3(worldPos.x, territoryBorderYPos, worldPos.z); // center
Vector3 v1 = new Vector3();
Vector3 v2 = new Vector3();
Vector3 v3 = center;
switch (relPos)
{
case RelativeTilePosition.Bot: v1 = botLeft; v2 = botRight; break;
case RelativeTilePosition.BotRight: v1 = botRight; v2 = right; break;
case RelativeTilePosition.TopRight: v1 = right; v2 = topRight; break;
case RelativeTilePosition.Top: v1 = topRight; v2 = topLeft; break;
case RelativeTilePosition.TopLeft: v1 = topLeft; v2 = left; break;
case RelativeTilePosition.BotLeft: v1 = left; v2 = botLeft; break;
}
AddTriangle(v1, v2, v3, ref vertices, ref normals, ref UV, ref triangles, tweakUVs);
}
protected static void AddSideBorders(RelativeTilePosition left, RelativeTilePosition right,
float radius, float territoryBorderYPos, float halfWidth,
List <RelativeTilePosition> bordersAdded, HexTile tile,
ref List <Vector3> vertices, ref List <Vector3> normals, ref List <Vector2> UV,
ref List <int> triangles, bool invertUVs)
{
bool rightFound = false;
bool leftFound = false;
for (int k = 0; k < bordersAdded.Count; k++)
{
if (bordersAdded[k] == right)
{
rightFound = true;
}
else if (bordersAdded[k] == left)
{
leftFound = true;
}
}
if (!leftFound)
{
if (invertUVs)
{
AddBorderToTerritory(tile, left, radius, territoryBorderYPos, halfWidth, ref vertices, ref normals, ref UV, ref triangles, TriangleUVTweak.TweakLeft);
}
else
{
AddBorderToTerritory(tile, left, radius, territoryBorderYPos, halfWidth, ref vertices, ref normals, ref UV, ref triangles, TriangleUVTweak.TweakRight);
}
}
if (!rightFound)
{
if (invertUVs)
{
AddBorderToTerritory(tile, right, radius, territoryBorderYPos, halfWidth, ref vertices, ref normals, ref UV, ref triangles, TriangleUVTweak.TweakRight);
}
else
{
AddBorderToTerritory(tile, right, radius, territoryBorderYPos, halfWidth, ref vertices, ref normals, ref UV, ref triangles, TriangleUVTweak.TweakLeft);
}
}
}
protected static HexTile GetTileNeighbour(HexGrid grid, Vector2 tilePos, RelativeTilePosition relPos)
{
Vector2 posToCheck = new Vector2();
switch (relPos)
{
case RelativeTilePosition.Bot:
posToCheck = new Vector2(tilePos.x, tilePos.y - 1);
break;
case RelativeTilePosition.BotRight:
posToCheck = (tilePos.x % 2 == 0) ? new Vector2(tilePos.x + 1, tilePos.y - 1) : new Vector2(tilePos.x + 1, tilePos.y);
break;
case RelativeTilePosition.TopRight:
posToCheck = (tilePos.x % 2 == 0) ? new Vector2(tilePos.x + 1, tilePos.y) : new Vector2(tilePos.x + 1, tilePos.y + 1);
break;
case RelativeTilePosition.Top:
posToCheck = new Vector2(tilePos.x, tilePos.y + 1);
break;
case RelativeTilePosition.TopLeft:
posToCheck = (tilePos.x % 2 == 0) ? new Vector2(tilePos.x - 1, tilePos.y) : new Vector2(tilePos.x - 1, tilePos.y + 1);
break;
case RelativeTilePosition.BotLeft:
posToCheck = (tilePos.x % 2 == 0) ? new Vector2(tilePos.x - 1, tilePos.y - 1) : new Vector2(tilePos.x - 1, tilePos.y);
break;
}
HexTile neighbour = null;
grid.Tiles.TryGetValue(posToCheck, out neighbour);
return(neighbour);
}
