feat: etherwarp overlay

src/main/kotlin/features/items/EtherwarpOverlay.kt

@@ -0,0 +1,49 @@
+package moe.nea.firmament.features.items
+
+import moe.nea.firmament.annotations.Subscribe
+import moe.nea.firmament.features.FirmamentFeature
+import moe.nea.firmament.gui.config.ManagedConfig
+import moe.nea.firmament.util.MC
+import net.minecraft.util.hit.BlockHitResult
+import moe.nea.firmament.events.WorldRenderLastEvent
+import moe.nea.firmament.util.extraAttributes
+import moe.nea.firmament.util.render.RenderInWorldContext
+import moe.nea.firmament.util.skyBlockId
+import moe.nea.firmament.util.skyblock.SkyBlockItems
+
+object EtherwarpOverlay : FirmamentFeature {
+	override val identifier: String
+		get() = "etherwarp-overlay"
+
+	object TConfig : ManagedConfig(identifier, Category.ITEMS) {
+		var etherwarpOverlay by toggle("etherwarp-overlay") { false }
+		var cube by toggle("cube") { true }
+		var wireframe by toggle("wireframe") { false }
+	}
+
+	override val config: ManagedConfig
+		get() = TConfig
+
+
+	@Subscribe
+	fun renderEtherwarpOverlay(event: WorldRenderLastEvent) {
+		if (!TConfig.etherwarpOverlay) return
+		val player = MC.player ?: return
+		val world = player.world
+		val camera = MC.camera ?: return
+		val heldItem = MC.stackInHand
+		if (heldItem.skyBlockId !in listOf(SkyBlockItems.ASPECT_OF_THE_VOID, SkyBlockItems.ASPECT_OF_THE_END)) return
+		if (!heldItem.extraAttributes.contains("ethermerge")) return
+
+		val hitResult = camera.raycast(61.0, 0.0f, false)
+		if (hitResult !is BlockHitResult) return
+		val blockPos = hitResult.blockPos
+		if (camera.squaredDistanceTo(blockPos.toCenterPos()) > 61 * 61) return
+		if (!world.getBlockState(blockPos.up()).isAir) return
+		if (!world.getBlockState(blockPos.up(2)).isAir) return
+		RenderInWorldContext.renderInWorld(event) {
+			if (TConfig.cube) block(blockPos, 0xFFFFFF00.toInt())
+			if (TConfig.wireframe) wireframeCube(blockPos, 10f)
+		}
+	}
+}