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// emeraldfinder is a gomcmap demo program to find emerald ores in a Minecraft map.
package main
import (
"flag"
"fmt"
"github.com/silvasur/gomcmap/mcmap"
"os"
)
func main() {
path := flag.String("path", "", "Path to region directory")
flag.Parse()
if *path == "" {
flag.Usage()
os.Exit(1)
}
region, err := mcmap.OpenRegion(*path, true)
if err != nil {
fmt.Fprintf(os.Stderr, "Could not open region: %s\n", err)
os.Exit(1)
}
chunkLoop:
for chunkPos := range region.AllChunks() {
cx, cz := chunkPos.X, chunkPos.Z
chunk, err := region.Chunk(cx, cz)
switch err {
case nil:
case mcmap.NotAvailable:
continue chunkLoop
default:
fmt.Fprintf(os.Stderr, "Error while getting chunk (%d, %d): %s\n", cx, cz, err)
os.Exit(1)
}
chunk.Iter(func(x, y, z int, blk *mcmap.Block) {
if blk.ID == mcmap.BlkEmeraldOre {
absx, absz := mcmap.ChunkToBlock(cx, cz, x, z)
fmt.Printf("%d, %d, %d\n", absx, y, absz)
}
})
chunk.MarkUnused()
}
}
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