void DoStreets(Street[,] streets)
{
float dist = (tileSize - streetWidth) / 2;
foreach (var street in streets)
{
street.exists = Random.value > 0.2f;
Plot leftPlot = street.isNS ? street.E as Plot : street.S as Plot;
Plot rightPlot = street.isNS ? street.W as Plot : street.N as Plot;
bool surrounded = false;
if ((leftPlot && leftPlot.type != Plot.Type.Water) ||
(rightPlot && rightPlot.type != Plot.Type.Water))
{
surrounded = true;
}
if (!surrounded)
{
street.exists = false;
continue;
}
Mesh mesh = null;
Material mat;
if (!street.exists)
{
float width = street.isNS ? streetWidth : tileSize - streetWidth;
float height = street.isNS ? tileSize - streetWidth : streetWidth;
mesh = MeshX.Quad(Vector3.zero, width, height, Vector3.up);
mat = plotMat;
}
else
{
Vector3 direction = street.isNS ? Vector3.forward : Vector3.right;
Vector3[] points = new Vector3[] { direction * -dist, direction *dist };
Shape leftShape = GetShape(leftPlot);
Shape rightShape = GetShape(rightPlot);
Mesh streetMeshR = MeshX.Sweep(leftShape.GetPoints2D(), points);
Mesh streetMeshL = MeshX.Sweep(rightShape.GetPoints2DMirrored(), points);
mesh = MeshX.Combine(new Mesh[] { streetMeshL, streetMeshR });
mat = streetMat;
}
GameObject streetGO = gameObject.InitializeSeparateMesh(mesh, mat);
streetGO.AddComponent <MeshCollider>();
streetGO.transform.position = street.Position() * tileSize;
}
}
void Generate()
{
// create meshes
foreach (var plot in city.plots)
{
if (Random.value < 0.3f)
{
plot.type = Plot.Type.Water;
}
if (plot.type == Plot.Type.Water)
{
continue;
}
Mesh quad = MeshX.Quad(Vector3.zero, tileSize - streetWidth, tileSize - streetWidth, Vector3.up);
GameObject plotGO = gameObject.InitializeSeparateMesh(quad, plotMat);
plotGO.AddComponent <MeshCollider>();
plotGO.transform.localPosition = plot.Position() * tileSize;
PlaceBuildings(plot);
}
DoStreets(city.horizontalStreets);
DoStreets(city.verticalStreets);
foreach (var corner in city.corners)
{
if (!corner.HasNeighbourStreets())
{
continue;
}
Mesh quad = MeshX.Quad(Vector3.zero, streetWidth, streetWidth, Vector3.up);
GameObject cornerGO = gameObject.InitializeSeparateMesh(quad, cornerMat);
cornerGO.transform.localPosition = corner.Position() * tileSize;
cornerGO.AddComponent <MeshCollider>();
}
float dist = (tileSize - streetWidth) / 2;
}