2 files changed, 103 insertions, 0 deletions
diff --git a/src/main/kotlin/features/items/BonemerangOverlay.kt b/src/main/kotlin/features/items/BonemerangOverlay.kt
new file mode 100644
index 0000000..11351f1
--- /dev/null
+++ b/src/main/kotlin/features/items/BonemerangOverlay.kt
@@ -0,0 +1,101 @@
+package moe.nea.firmament.features.items
+
+import me.shedaniel.math.Color
+import moe.nea.jarvis.api.Point
+import net.minecraft.entity.LivingEntity
+import net.minecraft.entity.decoration.ArmorStandEntity
+import net.minecraft.entity.player.PlayerEntity
+import net.minecraft.util.Formatting
+import net.minecraft.util.math.Box
+import moe.nea.firmament.annotations.Subscribe
+import moe.nea.firmament.events.ClientStartedEvent
+import moe.nea.firmament.events.EntityRenderTintEvent
+import moe.nea.firmament.events.HudRenderEvent
+import moe.nea.firmament.features.FirmamentFeature
+import moe.nea.firmament.gui.config.ManagedConfig
+import moe.nea.firmament.util.MC
+import moe.nea.firmament.util.render.TintedOverlayTexture
+import moe.nea.firmament.util.skyBlockId
+import moe.nea.firmament.util.skyblock.SkyBlockItems
+import moe.nea.firmament.util.tr
+
+object BonemerangOverlay : FirmamentFeature {
+	override val identifier: String
+		get() = "bonemerang-overlay"
+
+	object TConfig : ManagedConfig(identifier, Category.ITEMS) {
+		var bonemerangOverlay by toggle("bonemerang-overlay") { false }
+		val bonemerangOverlayHud by position("bonemerang-overlay-hud", 80, 10) { Point(0.1, 1.0) }
+		var highlightHitEntities by toggle("highlight-hit-entities") { false }
+	}
+
+	@Subscribe
+	fun onInit(event: ClientStartedEvent) {
+	}
+
+	override val config: ManagedConfig
+		get() = TConfig
+
+	fun getEntities(): MutableSet<LivingEntity> {
+		val entities = mutableSetOf<LivingEntity>()
+		val camera = MC.camera as? PlayerEntity ?: return entities
+		val player = MC.player ?: return entities
+		val world = player.world ?: return entities
+
+		val cameraPos = camera.eyePos
+		val rayDirection = camera.rotationVector.normalize()
+		val endPos = cameraPos.add(rayDirection.multiply(15.0))
+		val foundEntities = world.getOtherEntities(camera, Box(cameraPos, endPos).expand(1.0))
+
+		for (entity in foundEntities) {
+			if (entity !is LivingEntity || entity is ArmorStandEntity || entity.isInvisible) continue
+			val hitResult = entity.boundingBox.expand(0.35).raycast(cameraPos, endPos).orElse(null)
+			if (hitResult != null) entities.add(entity)
+		}
+
+		return entities
+	}
+
+
+	@Subscribe
+	fun onEntityRender(event: EntityRenderTintEvent) {
+		if (!TConfig.highlightHitEntities) return
+		if (MC.stackInHand.skyBlockId !in listOf(
+				SkyBlockItems.BONE_BOOMERANG, SkyBlockItems.STARRED_BONE_BOOMERANG
+			)
+		) return
+
+		val entities = getEntities()
+		if (entities.isEmpty()) return
+		if (event.entity !in entities) return
+
+		val tintOverlay by lazy {
+			TintedOverlayTexture().setColor(Color.ofOpaque(Formatting.BLUE.colorValue!!))
+		}
+
+		event.renderState.overlayTexture_firmament = tintOverlay
+	}
+
+
+	@Subscribe
+	fun onRenderHud(it: HudRenderEvent) {
+		if (!TConfig.bonemerangOverlay) return
+		if (MC.stackInHand.skyBlockId !in listOf(
+				SkyBlockItems.BONE_BOOMERANG, SkyBlockItems.STARRED_BONE_BOOMERANG
+			)
+		) return
+
+		val entities = getEntities()
+
+		it.context.matrices.push()
+		TConfig.bonemerangOverlayHud.applyTransformations(it.context.matrices)
+		it.context.drawText(
+			MC.font, String.format(
+				tr(
+					"firmament.bonemerang-overlay.bonemerang-overlay.display", "Bonemerang Targets: %s"
+				).string, entities.size
+			), 0, 0, -1, true
+		)
+		it.context.matrices.pop()
+	}
+}
diff --git a/src/main/kotlin/util/skyblock/SkyBlockItems.kt b/src/main/kotlin/util/skyblock/SkyBlockItems.kt
index 9854be0..9e4aa62 100644
--- a/src/main/kotlin/util/skyblock/SkyBlockItems.kt
+++ b/src/main/kotlin/util/skyblock/SkyBlockItems.kt
@@ -16,4 +16,6 @@ object SkyBlockItems {
 	val SLICE_OF_STRAWBERRY_SHORTCAKE = SkyblockId("SLICE_OF_STRAWBERRY_SHORTCAKE")
 	val ASPECT_OF_THE_VOID = SkyblockId("ASPECT_OF_THE_VOID")
 	val ASPECT_OF_THE_END = SkyblockId("ASPECT_OF_THE_END")
+	val BONE_BOOMERANG = SkyblockId("BONE_BOOMERANG")
+	val STARRED_BONE_BOOMERANG = SkyblockId("STARRED_BONE_BOOMERANG")
 }