float GetRainHeight(int x, int z)
{
if (x < 0 || z < 0 || x >= width || z >= length)
{
return(map.EdgeHeight);
}
int index = (x * length) + z;
int height = heightmap[index];
int y = height == short.MaxValue ? CalcHeightAt(x, maxY, z, index) : height;
return(y == -1 ? 0 :
y + game.BlockInfo.MaxBB[map.GetBlock(x, y, z)].Y);
}
static byte GetBlock(Map map, int x, int y, int z, Vector3 origin)
{
if (x >= 0 && z >= 0 && x < map.Width && z < map.Length)
{
if (y >= map.Height)
{
return(0);
}
if (y >= 0)
{
return(map.GetBlock(x, y, z));
}
// special case: we want to be able to pick bedrock when we're standing on top of it
if (origin.Y >= 0 && y == -1)
{
return((byte)Block.Bedrock);
}
}
return(0);
}
static byte GetBlock( Map map, int x, int y, int z, Vector3 origin )
{
if( x >= 0 && z >= 0 && x < map.Width && z < map.Length ) {
if( y >= map.Height ) return 0;
if( y >= 0 ) return map.GetBlock( x, y, z );
// special case: we want to be able to pick bedrock when we're standing on top of it
if( origin.Y >= 0 && y == -1 )
return (byte)Block.Bedrock;
}
return 0;
}
static byte GetBlock(Map map, int x, int y, int z, Vector3 origin)
{
bool sides = map.SidesBlock != Block.Air;
int height = Math.Max(1, map.SidesHeight);
bool insideMap = map.IsValidPos(Vector3I.Floor(origin));
// handling of blocks inside the map, above, and on borders
if (x >= 0 && z >= 0 && x < map.Width && z < map.Length)
{
if (y >= map.Height)
{
return(0);
}
if (sides && y == -1 && insideMap)
{
return(border);
}
if (sides && y == 0 && origin.Y < 0)
{
return(border);
}
if (sides && x == 0 && y >= 0 && y < height && origin.X < 0)
{
return(border);
}
if (sides && z == 0 && y >= 0 && y < height && origin.Z < 0)
{
return(border);
}
if (sides && x == (map.Width - 1) && y >= 0 && y < height && origin.X >= map.Width)
{
return(border);
}
if (sides && z == (map.Length - 1) && y >= 0 && y < height && origin.Z >= map.Length)
{
return(border);
}
if (y >= 0)
{
return(map.GetBlock(x, y, z));
}
}
// pick blocks on the map boundaries (when inside the map)
if (!sides || !insideMap)
{
return(0);
}
if (y == 0 && origin.Y < 0)
{
return(border);
}
bool validX = (x == -1 || x == map.Width) && (z >= 0 && z < map.Length);
bool validZ = (z == -1 || z == map.Length) && (x >= 0 && x < map.Width);
if (y >= 0 && y < height && (validX || validZ))
{
return(border);
}
return(0);
}
