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calculate section occlusion on demand

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In headless mode occlusion does not matter and chunks that are invisible or occluded also don't matter
This commit is contained in:
Moritz Zwerger 2023-12-07 23:01:46 +01:00
parent 4f68567199
commit c4cd6c4856
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GPG Key ID: 5CAD791931B09AC4
2 changed files with 10 additions and 4 deletions
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5
src/main/java/de/bixilon/minosoft/data/world/chunk/ChunkSection.kt
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@ -44,9 +44,8 @@ class ChunkSection(
var neighbours: Array<ChunkSection?>? = null var neighbours: Array<ChunkSection?>? = null
fun tick(connection: PlayConnection, chunkPosition: Vec2i, sectionHeight: Int, random: Random) { fun tick(connection: PlayConnection, chunkPosition: Vec2i, sectionHeight: Int, random: Random) {
if (blockEntities.isEmpty) { if (blockEntities.isEmpty) return
return
}
val offset = Vec3i.of(chunkPosition, sectionHeight) val offset = Vec3i.of(chunkPosition, sectionHeight)
val position = Vec3i() val position = Vec3i()

9
src/main/java/de/bixilon/minosoft/data/world/container/block/SectionOcclusion.kt
View File

@ -26,6 +26,7 @@ class SectionOcclusion(
private val provider: BlockSectionDataProvider, private val provider: BlockSectionDataProvider,
) { ) {
private var occlusion = EMPTY private var occlusion = EMPTY
private var calculate = false
fun clear(notify: Boolean) { fun clear(notify: Boolean) {
update(EMPTY, notify) update(EMPTY, notify)
@ -39,6 +40,8 @@ class SectionOcclusion(
} }
fun recalculate(notify: Boolean) { fun recalculate(notify: Boolean) {
if (!calculate) return
if (provider.isEmpty) { if (provider.isEmpty) {
clear(notify) clear(notify)
return return
@ -180,10 +183,14 @@ class SectionOcclusion(
if (`in` == out) { if (`in` == out) {
return false return false
} }
return occlusion[CubeDirections.getIndex(`in`, out)] return isOccluded(CubeDirections.getIndex(`in`, out))
} }
fun isOccluded(index: Int): Boolean { fun isOccluded(index: Int): Boolean {
if (!calculate) {
calculate = true
recalculate(false)
}
return occlusion[index] return occlusion[index]
} }