//Draws a polygon given a list of Vector3 that is a closed shape
public GameObject dropPolygon(List <Vector3> shape, float height, Material material, GOUVMappingStyle uvMappingStyle)
{
GameObject polygon = new GameObject("Polygon");
MeshFilter filter = polygon.AddComponent <MeshFilter>();
MeshRenderer renderer = polygon.AddComponent <MeshRenderer>();
Poly2Mesh.Polygon poly = new Poly2Mesh.Polygon();
poly.outside = shape;
GOMesh goMesh = Poly2Mesh.CreateMeshInBackground(poly);
goMesh.uvMappingStyle = uvMappingStyle;
goMesh.ApplyUV(shape);
if (height > 0)
{
goMesh = SimpleExtruder.SliceExtrudePremesh(goMesh, height, 4f, 4f, 10f);
}
Mesh mesh = goMesh.ToSubmeshes();
filter.sharedMesh = mesh;
renderer.material = material;
polygon.AddComponent <MeshCollider> ();
return(polygon);
}
public static GOMesh PreloadPolygon(GOFeature feature)
{
if (feature.convertedGeometry == null)
{
return(null);
}
if (feature.convertedGeometry.Count == 2 && feature.convertedGeometry[0].Equals(feature.convertedGeometry[1]))
{
return(null);
}
List <Vector3> clean = feature.convertedGeometry.Distinct().ToList();
if (clean == null || clean.Count <= 2)
{
return(null);
}
Poly2Mesh.Polygon poly = new Poly2Mesh.Polygon();
poly.outside = feature.convertedGeometry;
if (feature.clips != null)
{
foreach (List <Vector3> clipVerts in feature.clips)
{
poly.holes.Add(clipVerts);
}
}
GOMesh goMesh = null;
goMesh = Poly2Mesh.CreateMeshInBackground(poly);
if (goMesh != null)
{
goMesh.uvMappingStyle = feature.layer.uvMappingStyle;
goMesh.ApplyUV(feature.convertedGeometry);
goMesh.Y = feature.y;
if (feature.goTile.useElevation)
{
feature.ComputeHighestAltitude();
}
if (feature.height > 0)
{
feature.height *= feature.goTile.worldScale;
goMesh.secondaryMesh = new GOMesh(goMesh);
float h = feature.height;
if (feature.goTile.useElevation)
{
h += GOFeature.BuildingElevationOffset;
}
h += Noise();
goMesh.separateTop = feature.renderingOptions.hasRoof;
if (feature.layer.slicedExtrusion)
{
goMesh = SimpleExtruder.SliceExtrudePremesh(goMesh, h, 4f, 4f, 10f * feature.goTile.worldScale);
}
else
{
goMesh = SimpleExtruder.ExtrudePremesh(goMesh, h);
}
}
if (feature.height < feature.layer.colliderHeight)
{
float h = feature.layer.colliderHeight;
h *= feature.goTile.worldScale;
if (feature.goTile.useElevation)
{
h += GOFeature.BuildingElevationOffset;
}
goMesh.secondaryMesh = new GOMesh(goMesh);
goMesh.secondaryMesh = SimpleExtruder.SliceExtrudePremesh(goMesh.secondaryMesh, h, 4f, 4f, 10f * feature.goTile.worldScale);
}
}
return(goMesh);
}