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Use world coordinates for ore placement

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This commit is contained in:
Daniar Mannanov 2026-08-11 01:15:34 +03:00
parent a23650fc0b
commit a73b689449
1 changed files with 10 additions and 8 deletions
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18
internal/world/placed_features.go
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@ -54,8 +54,8 @@ func placeVanillaOres(c *Chunk, seed int64, cx, cz int32, biomes *[16][16]string
} }
attempts := plan.Count.Sample(random) attempts := plan.Count.Sample(random)
for attempt := 0; attempt < attempts; attempt++ { for attempt := 0; attempt < attempts; attempt++ {
x := int(random.NextIntN(16)) x := int(cx)*16 + int(random.NextIntN(16))
z := int(random.NextIntN(16)) z := int(cz)*16 + int(random.NextIntN(16))
y := plan.SampleY(random, MinY, WorldHeight) y := plan.SampleY(random, MinY, WorldHeight)
placeOreEllipsoid(c, random, x, y, z, config.Size, config.DiscardAirExposure, targets) placeOreEllipsoid(c, random, x, y, z, config.Size, config.DiscardAirExposure, targets)
} }
@ -157,7 +157,8 @@ func placeOreEllipsoid(c *Chunk, random worldgen.RandomSource, originX, originY,
minY, maxY := int(math.Floor(sphere.y-sphere.radius)), int(math.Floor(sphere.y+sphere.radius)) minY, maxY := int(math.Floor(sphere.y-sphere.radius)), int(math.Floor(sphere.y+sphere.radius))
minZ, maxZ := int(math.Floor(sphere.z-sphere.radius)), int(math.Floor(sphere.z+sphere.radius)) minZ, maxZ := int(math.Floor(sphere.z-sphere.radius)), int(math.Floor(sphere.z+sphere.radius))
for x := minX; x <= maxX; x++ { for x := minX; x <= maxX; x++ {
if x < 0 || x >= 16 { localX := x - int(c.X)*16
if localX < 0 || localX >= 16 {
continue continue
} }
dx := (float64(x) + 0.5 - sphere.x) / sphere.radius dx := (float64(x) + 0.5 - sphere.x) / sphere.radius
@ -173,21 +174,22 @@ func placeOreEllipsoid(c *Chunk, random worldgen.RandomSource, originX, originY,
continue continue
} }
for z := minZ; z <= maxZ; z++ { for z := minZ; z <= maxZ; z++ {
if z < 0 || z >= 16 { localZ := z - int(c.Z)*16
if localZ < 0 || localZ >= 16 {
continue continue
} }
dz := (float64(z) + 0.5 - sphere.z) / sphere.radius dz := (float64(z) + 0.5 - sphere.z) / sphere.radius
pos := [3]int{x, y, z} pos := [3]int{localX, y, localZ}
if dx*dx+dy*dy+dz*dz >= 1 || visited[pos] { if dx*dx+dy*dy+dz*dz >= 1 || visited[pos] {
continue continue
} }
visited[pos] = true visited[pos] = true
current := c.GetBlock(x, y, z) current := c.GetBlock(localX, y, localZ)
for _, target := range targets { for _, target := range targets {
if !target.replaceables[current] || discard > 0 && random.NextFloat() < float32(discard) && exposedToAir(c, x, y, z) { if !target.replaceables[current] || discard > 0 && random.NextFloat() < float32(discard) && exposedToAir(c, localX, y, localZ) {
continue continue
} }
c.SetBlock(x, y, z, target.state) c.SetBlock(localX, y, localZ, target.state)
break break
} }
} }