public static void ChooseEntrancePoint(GenerationRandom genRan, BuildingVoxels vox, Building build, BuildingGenerationPlan plan, bool requiredSubworld = true)
{
Vec2i entranceSide = plan.EntranceSide;
Vec2i mid = new Vec2i(build.Width / 2, build.Height / 2);
Vec2i entr = null;
//Travel out iterativly till we reach the wall
for (int r = 0; r < Mathf.Max(build.Width, build.Height); r++)
{
Vec2i v = mid + entranceSide * r;
if (v.x < 0 || v.z < 0 || v.x >= build.Width || v.z >= build.Height)
{
break;
}
if (vox.GetVoxel(v.x, 1, v.z) != Voxel.none)
{
entr = v;
break;
}
}
if (entr == null)
{
entr = new Vec2i(2, 2);
}
build.SetEntrancePoint(entr);
for (int y = 0; y < 4; y++)
{
vox.ClearVoxel(entr.x, y, entr.z);
}
if (requiredSubworld)
{
Door interior = new Door();
interior.SetRotation(Vector2.Angle(Vector2.up, entranceSide));
interior.SetPosition(entr);
build.InternalEntranceObject = interior;
AddObject(build, vox, interior, true);
Door external = new Door();
external.SetPosition(entr);
external.SetRotation(Vector2.Angle(Vector2.up, entranceSide));
build.ExternalEntranceObject = external;
build.AddExternalObject(external);
}
}
