1.21.3 WIP

10 files changed, 541 insertions, 432 deletions

diff --git a/src/main/kotlin/util/ErrorUtil.kt b/src/main/kotlin/util/ErrorUtil.kt
index afecf25..b06093b 100644
--- a/src/main/kotlin/util/ErrorUtil.kt
+++ b/src/main/kotlin/util/ErrorUtil.kt
@@ -1,25 +1,46 @@
+@file:OptIn(ExperimentalContracts::class)
+
 package moe.nea.firmament.util
 
+import kotlin.contracts.ExperimentalContracts
+import kotlin.contracts.InvocationKind
+import kotlin.contracts.contract
 import moe.nea.firmament.Firmament
 
+@Suppress("NOTHING_TO_INLINE") // Suppressed since i want the logger to not pick up the ErrorUtil stack-frame
 object ErrorUtil {
 	var aggressiveErrors = run {
 		Thread.currentThread().stackTrace.any { it.className.startsWith("org.junit.") } || Firmament.DEBUG
+			|| ErrorUtil::class.java.desiredAssertionStatus()
+	}
+
+	inline fun softCheck(message: String, check: Boolean) {
+		if (!check) softError(message)
 	}
 
-	inline fun softCheck(message: String, func: () -> Boolean) {
+	inline fun lazyCheck(message: String, func: () -> Boolean) {
+		contract {
+			callsInPlace(func, InvocationKind.AT_MOST_ONCE)
+		}
 		if (!aggressiveErrors) return
 		if (func()) return
 		error(message)
 	}
 
-	@Suppress("NOTHING_TO_INLINE") // Suppressed since i want the logger to not pick up the ErrorUtil stack-frame
+	inline fun softError(message: String, exception: Throwable) {
+		if (aggressiveErrors) throw IllegalStateException(message, exception)
+		else Firmament.logger.error(message, exception)
+	}
+
 	inline fun softError(message: String) {
 		if (aggressiveErrors) error(message)
 		else Firmament.logger.error(message)
 	}
 
 	inline fun <T : Any> notNullOr(nullable: T?, message: String, orElse: () -> T): T {
+		contract {
+			callsInPlace(orElse, InvocationKind.AT_MOST_ONCE)
+		}
 		if (nullable == null) {
 			softError(message)
 			return orElse()
diff --git a/src/main/kotlin/util/MC.kt b/src/main/kotlin/util/MC.kt
index fc42be9..1b7739f 100644
--- a/src/main/kotlin/util/MC.kt
+++ b/src/main/kotlin/util/MC.kt
@@ -3,9 +3,13 @@ package moe.nea.firmament.util
 import io.github.moulberry.repo.data.Coordinate
 import java.util.concurrent.ConcurrentLinkedQueue
 import net.minecraft.client.MinecraftClient
+import net.minecraft.client.gui.screen.Screen
 import net.minecraft.client.gui.screen.ingame.HandledScreen
-import net.minecraft.client.option.GameOptions
+import net.minecraft.client.network.ClientPlayerEntity
 import net.minecraft.client.render.WorldRenderer
+import net.minecraft.client.render.item.ItemRenderer
+import net.minecraft.client.world.ClientWorld
+import net.minecraft.entity.Entity
 import net.minecraft.item.Item
 import net.minecraft.network.packet.c2s.play.CommandExecutionC2SPacket
 import net.minecraft.registry.BuiltinRegistries
@@ -14,7 +18,9 @@ import net.minecraft.registry.RegistryWrapper
 import net.minecraft.resource.ReloadableResourceManagerImpl
 import net.minecraft.text.Text
 import net.minecraft.util.math.BlockPos
+import net.minecraft.world.World
 import moe.nea.firmament.events.TickEvent
+import moe.nea.firmament.events.WorldReadyEvent
 
 object MC {
 
@@ -29,6 +35,9 @@ object MC {
 				(nextTickTodos.poll() ?: break).invoke()
 			}
 		}
+		WorldReadyEvent.subscribe("MC:ready") {
+			this.lastWorld
+		}
 	}
 
 	fun sendChat(text: Text) {
@@ -69,6 +78,7 @@ object MC {
 
 
 	inline val resourceManager get() = (instance.resourceManager as ReloadableResourceManagerImpl)
+	inline val itemRenderer: ItemRenderer get() = instance.itemRenderer
 	inline val worldRenderer: WorldRenderer get() = instance.worldRenderer
 	inline val networkHandler get() = player?.networkHandler
 	inline val instance get() = MinecraftClient.getInstance()
@@ -79,11 +89,11 @@ object MC {
 	inline val inGameHud get() = instance.inGameHud
 	inline val font get() = instance.textRenderer
 	inline val soundManager get() = instance.soundManager
-	inline val player get() = instance.player
-	inline val camera get() = instance.cameraEntity
+	inline val player: ClientPlayerEntity? get() = instance.player
+	inline val camera: Entity? get() = instance.cameraEntity
 	inline val guiAtlasManager get() = instance.guiAtlasManager
-	inline val world get() = instance.world
-	inline var screen
+	inline val world: ClientWorld? get() = instance.world
+	inline var screen: Screen?
 		get() = instance.currentScreen
 		set(value) = instance.setScreen(value)
 	val screenName get() = screen?.title?.unformattedString?.trim()
@@ -92,7 +102,13 @@ object MC {
 	inline val currentRegistries: RegistryWrapper.WrapperLookup? get() = world?.registryManager
 	val defaultRegistries: RegistryWrapper.WrapperLookup = BuiltinRegistries.createWrapperLookup()
 	inline val currentOrDefaultRegistries get() = currentRegistries ?: defaultRegistries
-	val defaultItems: RegistryWrapper.Impl<Item> = defaultRegistries.getWrapperOrThrow(RegistryKeys.ITEM)
+	val defaultItems: RegistryWrapper.Impl<Item> = defaultRegistries.getOrThrow(RegistryKeys.ITEM)
+	var lastWorld: World? = null
+		get() {
+			field = world ?: field
+			return field
+		}
+		private set
 }
 
 
diff --git a/src/main/kotlin/util/SBData.kt b/src/main/kotlin/util/SBData.kt
index 0b2c404..051d070 100644
--- a/src/main/kotlin/util/SBData.kt
+++ b/src/main/kotlin/util/SBData.kt
@@ -37,7 +37,7 @@ object SBData {
                                 it.serverType.getOrNull()?.name?.uppercase(),
                                 it.mode.getOrNull(),
                                 it.map.getOrNull())
-                SkyblockServerUpdateEvent.publish(SkyblockServerUpdateEvent(lastLocraw, null))
+                SkyblockServerUpdateEvent.publish(SkyblockServerUpdateEvent(lastLocraw, locraw))
                 profileIdCommandDebounce = TimeMark.now()
             }
         }
diff --git a/src/main/kotlin/util/SkyblockId.kt b/src/main/kotlin/util/SkyblockId.kt
index 059e746..9c9287b 100644
--- a/src/main/kotlin/util/SkyblockId.kt
+++ b/src/main/kotlin/util/SkyblockId.kt
@@ -2,6 +2,7 @@
 
 package moe.nea.firmament.util
 
+import com.mojang.serialization.Codec
 import io.github.moulberry.repo.data.NEUIngredient
 import io.github.moulberry.repo.data.NEUItem
 import io.github.moulberry.repo.data.Rarity
@@ -16,6 +17,9 @@ import net.minecraft.component.type.NbtComponent
 import net.minecraft.item.ItemStack
 import net.minecraft.item.Items
 import net.minecraft.nbt.NbtCompound
+import net.minecraft.network.RegistryByteBuf
+import net.minecraft.network.codec.PacketCodec
+import net.minecraft.network.codec.PacketCodecs
 import net.minecraft.util.Identifier
 import moe.nea.firmament.repo.ItemCache.asItemStack
 import moe.nea.firmament.repo.set
@@ -68,6 +72,9 @@ value class SkyblockId(val neuItem: String) {
 		val NULL: SkyblockId = SkyblockId("null")
 		val PET_NULL: SkyblockId = SkyblockId("null_pet")
 		private val illlegalPathRegex = "[^a-z0-9_.-/]".toRegex()
+		val CODEC = Codec.STRING.xmap({ SkyblockId(it) }, { it.neuItem })
+		val PACKET_CODEC: PacketCodec<in RegistryByteBuf, SkyblockId> =
+			PacketCodecs.STRING.xmap({ SkyblockId(it) }, { it.neuItem })
 	}
 }
 
diff --git a/src/main/kotlin/util/data/IDataHolder.kt b/src/main/kotlin/util/data/IDataHolder.kt
index cc97b58..1e9ba98 100644
--- a/src/main/kotlin/util/data/IDataHolder.kt
+++ b/src/main/kotlin/util/data/IDataHolder.kt
@@ -1,77 +1,71 @@
-
-
 package moe.nea.firmament.util.data
 
 import java.util.concurrent.CopyOnWriteArrayList
 import net.fabricmc.fabric.api.client.event.lifecycle.v1.ClientLifecycleEvents
 import kotlin.reflect.KClass
-import net.minecraft.client.MinecraftClient
-import net.minecraft.server.command.CommandOutput
 import net.minecraft.text.Text
 import moe.nea.firmament.Firmament
 import moe.nea.firmament.events.ScreenChangeEvent
+import moe.nea.firmament.util.MC
 
 interface IDataHolder<T> {
-    companion object {
-        internal var badLoads: MutableList<String> = CopyOnWriteArrayList()
-        private val allConfigs: MutableMap<KClass<out IDataHolder<*>>, IDataHolder<*>> = mutableMapOf()
-        private val dirty: MutableSet<KClass<out IDataHolder<*>>> = mutableSetOf()
+	companion object {
+		internal var badLoads: MutableList<String> = CopyOnWriteArrayList()
+		private val allConfigs: MutableMap<KClass<out IDataHolder<*>>, IDataHolder<*>> = mutableMapOf()
+		private val dirty: MutableSet<KClass<out IDataHolder<*>>> = mutableSetOf()
 
-        internal fun <T : IDataHolder<K>, K> putDataHolder(kClass: KClass<T>, inst: IDataHolder<K>) {
-            allConfigs[kClass] = inst
-        }
+		internal fun <T : IDataHolder<K>, K> putDataHolder(kClass: KClass<T>, inst: IDataHolder<K>) {
+			allConfigs[kClass] = inst
+		}
 
-        fun <T : IDataHolder<K>, K> markDirty(kClass: KClass<T>) {
-            if (kClass !in allConfigs) {
-                Firmament.logger.error("Tried to markDirty '${kClass.qualifiedName}', which isn't registered as 'IConfigHolder'")
-                return
-            }
-            dirty.add(kClass)
-        }
+		fun <T : IDataHolder<K>, K> markDirty(kClass: KClass<T>) {
+			if (kClass !in allConfigs) {
+				Firmament.logger.error("Tried to markDirty '${kClass.qualifiedName}', which isn't registered as 'IConfigHolder'")
+				return
+			}
+			dirty.add(kClass)
+		}
 
-        private fun performSaves() {
-            val toSave = dirty.toList().also {
-                dirty.clear()
-            }
-            for (it in toSave) {
-                val obj = allConfigs[it]
-                if (obj == null) {
-                    Firmament.logger.error("Tried to save '${it}', which isn't registered as 'ConfigHolder'")
-                    continue
-                }
-                obj.save()
-            }
-        }
+		private fun performSaves() {
+			val toSave = dirty.toList().also {
+				dirty.clear()
+			}
+			for (it in toSave) {
+				val obj = allConfigs[it]
+				if (obj == null) {
+					Firmament.logger.error("Tried to save '${it}', which isn't registered as 'ConfigHolder'")
+					continue
+				}
+				obj.save()
+			}
+		}
 
-        private fun warnForResetConfigs(player: CommandOutput) {
-            if (badLoads.isNotEmpty()) {
-                player.sendMessage(
-                    Text.literal(
-                        "The following configs have been reset: ${badLoads.joinToString(", ")}. " +
-                            "This can be intentional, but probably isn't."
-                    )
-                )
-                badLoads.clear()
-            }
-        }
+		private fun warnForResetConfigs() {
+			if (badLoads.isNotEmpty()) {
+				MC.sendChat(
+					Text.literal(
+						"The following configs have been reset: ${badLoads.joinToString(", ")}. " +
+							"This can be intentional, but probably isn't."
+					)
+				)
+				badLoads.clear()
+			}
+		}
 
-        fun registerEvents() {
-            ScreenChangeEvent.subscribe("IDataHolder:saveOnScreenChange") { event ->
-                performSaves()
-                val p = MinecraftClient.getInstance().player
-                if (p != null) {
-                    warnForResetConfigs(p)
-                }
-            }
-            ClientLifecycleEvents.CLIENT_STOPPING.register(ClientLifecycleEvents.ClientStopping {
-                performSaves()
-            })
-        }
+		fun registerEvents() {
+			ScreenChangeEvent.subscribe("IDataHolder:saveOnScreenChange") { event ->
+				performSaves()
+				warnForResetConfigs()
+			}
+			ClientLifecycleEvents.CLIENT_STOPPING.register(ClientLifecycleEvents.ClientStopping {
+				performSaves()
+			})
+		}
 
-    }
+	}
 
-    val data: T
-    fun save()
-    fun markDirty()
-    fun load()
+	val data: T
+	fun save()
+	fun markDirty()
+	fun load()
 }
diff --git a/src/main/kotlin/util/render/DrawContextExt.kt b/src/main/kotlin/util/render/DrawContextExt.kt
index fc38aa6..da0b0b0 100644
--- a/src/main/kotlin/util/render/DrawContextExt.kt
+++ b/src/main/kotlin/util/render/DrawContextExt.kt
@@ -4,12 +4,70 @@ import com.mojang.blaze3d.systems.RenderSystem
 import me.shedaniel.math.Color
 import org.joml.Matrix4f
 import net.minecraft.client.gui.DrawContext
+import net.minecraft.client.render.RenderLayer
+import net.minecraft.client.render.RenderLayer.MultiPhaseParameters
+import net.minecraft.client.render.RenderPhase
+import net.minecraft.client.render.VertexFormat
+import net.minecraft.client.render.VertexFormats
+import net.minecraft.util.Identifier
+import net.minecraft.util.TriState
+import net.minecraft.util.Util
 import moe.nea.firmament.util.MC
 
 fun DrawContext.isUntranslatedGuiDrawContext(): Boolean {
 	return (matrices.peek().positionMatrix.properties() and Matrix4f.PROPERTY_IDENTITY.toInt()) != 0
 }
 
+object GuiRenderLayers {
+	val GUI_TEXTURED_NO_DEPTH = Util.memoize<Identifier, RenderLayer> { texture: Identifier ->
+		RenderLayer.of("firmament_gui_textured_no_depth",
+		               VertexFormats.POSITION_TEXTURE_COLOR,
+		               VertexFormat.DrawMode.QUADS,
+		               RenderLayer.CUTOUT_BUFFER_SIZE,
+		               MultiPhaseParameters.builder()
+			               .texture(RenderPhase.Texture(texture, TriState.FALSE, false))
+			               .program(RenderPhase.POSITION_TEXTURE_COLOR_PROGRAM)
+			               .transparency(RenderPhase.TRANSLUCENT_TRANSPARENCY)
+						   .depthTest(RenderPhase.ALWAYS_DEPTH_TEST)
+			               .build(false))
+	}
+}
+
+@Deprecated("Use the other drawGuiTexture")
+fun DrawContext.drawGuiTexture(
+	x: Int, y: Int, z: Int, width: Int, height: Int, sprite: Identifier
+) = this.drawGuiTexture(RenderLayer::getGuiTextured, sprite, x, y, width, height)
+
+fun DrawContext.drawGuiTexture(
+	sprite: Identifier,
+	x: Int, y: Int, width: Int, height: Int
+) = this.drawGuiTexture(RenderLayer::getGuiTextured, sprite, x, y, width, height)
+
+fun DrawContext.drawTexture(
+	sprite: Identifier,
+	x: Int,
+	y: Int,
+	u: Float,
+	v: Float,
+	width: Int,
+	height: Int,
+	textureWidth: Int,
+	textureHeight: Int
+) {
+	this.drawTexture(RenderLayer::getGuiTextured,
+	                 sprite,
+	                 x,
+	                 y,
+	                 u,
+	                 v,
+	                 width,
+	                 height,
+	                 width,
+	                 height,
+	                 textureWidth,
+	                 textureHeight)
+}
+
 fun DrawContext.drawLine(fromX: Int, fromY: Int, toX: Int, toY: Int, color: Color) {
 	// TODO: push scissors
 	// TODO: use matrix translations and a different render layer
@@ -18,11 +76,12 @@ fun DrawContext.drawLine(fromX: Int, fromY: Int, toX: Int, toY: Int, color: Colo
 		return
 	}
 	RenderSystem.lineWidth(MC.window.scaleFactor.toFloat())
-	val buf = this.vertexConsumers.getBuffer(RenderInWorldContext.RenderLayers.LINES)
-	buf.vertex(fromX.toFloat(), fromY.toFloat(), 0F).color(color.color)
-		.normal(toX - fromX.toFloat(), toY - fromY.toFloat(), 0F)
-	buf.vertex(toX.toFloat(), toY.toFloat(), 0F).color(color.color)
-		.normal(toX - fromX.toFloat(), toY - fromY.toFloat(), 0F)
-	this.draw()
+	draw { vertexConsumers ->
+		val buf = vertexConsumers.getBuffer(RenderInWorldContext.RenderLayers.LINES)
+		buf.vertex(fromX.toFloat(), fromY.toFloat(), 0F).color(color.color)
+			.normal(toX - fromX.toFloat(), toY - fromY.toFloat(), 0F)
+		buf.vertex(toX.toFloat(), toY.toFloat(), 0F).color(color.color)
+			.normal(toX - fromX.toFloat(), toY - fromY.toFloat(), 0F)
+	}
 }
 
diff --git a/src/main/kotlin/util/render/FacingThePlayerContext.kt b/src/main/kotlin/util/render/FacingThePlayerContext.kt
index eb37e35..daa8da9 100644
--- a/src/main/kotlin/util/render/FacingThePlayerContext.kt
+++ b/src/main/kotlin/util/render/FacingThePlayerContext.kt
@@ -76,13 +76,10 @@ class FacingThePlayerContext(val worldContext: RenderInWorldContext) {
         u1: Float, v1: Float,
         u2: Float, v2: Float,
     ) {
-        RenderSystem.setShaderTexture(0, texture)
-        RenderSystem.setShader(GameRenderer::getPositionTexColorProgram)
+		val buf = worldContext.vertexConsumers.getBuffer(RenderLayer.getGuiTexturedOverlay(texture))
         val hw = width / 2F
         val hh = height / 2F
         val matrix4f: Matrix4f = worldContext.matrixStack.peek().positionMatrix
-        val buf = Tessellator.getInstance()
-            .begin(VertexFormat.DrawMode.QUADS, VertexFormats.POSITION_TEXTURE_COLOR)
         buf.vertex(matrix4f, -hw, -hh, 0F)
             .color(-1)
             .texture(u1, v1).next()
@@ -95,7 +92,7 @@ class FacingThePlayerContext(val worldContext: RenderInWorldContext) {
         buf.vertex(matrix4f, +hw, -hh, 0F)
             .color(-1)
             .texture(u2, v1).next()
-        BufferRenderer.drawWithGlobalProgram(buf.end())
+	    worldContext.vertexConsumers.draw()
     }
 
 }
diff --git a/src/main/kotlin/util/render/FirmamentShaders.kt b/src/main/kotlin/util/render/FirmamentShaders.kt
index 1094bc2..ba67dbb 100644
--- a/src/main/kotlin/util/render/FirmamentShaders.kt
+++ b/src/main/kotlin/util/render/FirmamentShaders.kt
@@ -1,23 +1,30 @@
 package moe.nea.firmament.util.render
 
-import net.minecraft.client.gl.ShaderProgram
+import net.minecraft.client.gl.Defines
+import net.minecraft.client.gl.ShaderProgramKey
 import net.minecraft.client.render.RenderPhase
+import net.minecraft.client.render.VertexFormat
 import net.minecraft.client.render.VertexFormats
+import moe.nea.firmament.Firmament
 import moe.nea.firmament.annotations.Subscribe
-import moe.nea.firmament.events.RegisterCustomShadersEvent
+import moe.nea.firmament.events.DebugInstantiateEvent
+import moe.nea.firmament.util.MC
 
 object FirmamentShaders {
+	val shaders = mutableListOf<ShaderProgramKey>()
 
+	private fun shader(name: String, format: VertexFormat, defines: Defines): ShaderProgramKey {
+		val key = ShaderProgramKey(Firmament.identifier(name), format, defines)
+		shaders.add(key)
+		return key
+	}
 
-    private lateinit var _LINES: ShaderProgram
-    val LINES = RenderPhase.ShaderProgram({ _LINES })
+	val LINES = RenderPhase.ShaderProgram(shader("core/rendertype_lines", VertexFormats.LINES, Defines.EMPTY))
 
-    @Subscribe
-    fun registerCustomShaders(event: RegisterCustomShadersEvent) {
-        event.register(
-            "firmament_rendertype_lines",
-            VertexFormats.LINES,
-            { _LINES = it },
-        )
-    }
+	@Subscribe
+	fun debugLoad(event: DebugInstantiateEvent) {
+		shaders.forEach {
+			MC.instance.shaderLoader.getOrCreateProgram(it)
+		}
+	}
 }
diff --git a/src/main/kotlin/util/render/RenderCircleProgress.kt b/src/main/kotlin/util/render/RenderCircleProgress.kt
index a2f42b5..9cc383c 100644
--- a/src/main/kotlin/util/render/RenderCircleProgress.kt
+++ b/src/main/kotlin/util/render/RenderCircleProgress.kt
@@ -1,4 +1,3 @@
-
 package moe.nea.firmament.util.render
 
 import com.mojang.blaze3d.systems.RenderSystem
@@ -9,7 +8,8 @@ import kotlin.math.atan2
 import kotlin.math.tan
 import net.minecraft.client.gui.DrawContext
 import net.minecraft.client.render.BufferRenderer
-import net.minecraft.client.render.GameRenderer
+import net.minecraft.client.render.RenderLayer
+import net.minecraft.client.render.RenderPhase
 import net.minecraft.client.render.Tessellator
 import net.minecraft.client.render.VertexFormat.DrawMode
 import net.minecraft.client.render.VertexFormats
@@ -17,79 +17,77 @@ import net.minecraft.util.Identifier
 
 object RenderCircleProgress {
 
-    fun renderCircle(
-        drawContext: DrawContext,
-        texture: Identifier,
-        progress: Float,
-        u1: Float,
-        u2: Float,
-        v1: Float,
-        v2: Float,
-    ) {
-        RenderSystem.setShaderTexture(0, texture)
-        RenderSystem.setShader(GameRenderer::getPositionTexColorProgram)
-        RenderSystem.enableBlend()
-        val matrix: Matrix4f = drawContext.matrices.peek().positionMatrix
-        val bufferBuilder = Tessellator.getInstance().begin(DrawMode.TRIANGLES, VertexFormats.POSITION_TEXTURE_COLOR)
-
-        val corners = listOf(
-            Vector2f(0F, -1F),
-            Vector2f(1F, -1F),
-            Vector2f(1F, 0F),
-            Vector2f(1F, 1F),
-            Vector2f(0F, 1F),
-            Vector2f(-1F, 1F),
-            Vector2f(-1F, 0F),
-            Vector2f(-1F, -1F),
-        )
+	fun renderCircle(
+		drawContext: DrawContext,
+		texture: Identifier,
+		progress: Float,
+		u1: Float,
+		u2: Float,
+		v1: Float,
+		v2: Float,
+	) {
+		RenderSystem.enableBlend()
+		drawContext.draw {
+			val bufferBuilder = it.getBuffer(RenderLayer.getGuiTexturedOverlay(texture))
+			val matrix: Matrix4f = drawContext.matrices.peek().positionMatrix
 
-        for (i in (0 until 8)) {
-            if (progress < i / 8F) {
-                break
-            }
-            val second = corners[(i + 1) % 8]
-            val first = corners[i]
-            if (progress <= (i + 1) / 8F) {
-                val internalProgress = 1 - (progress - i / 8F) * 8F
-                val angle = lerpAngle(
-                    atan2(second.y, second.x),
-                    atan2(first.y, first.x),
-                    internalProgress
-                )
-                if (angle < tau / 8 || angle >= tau * 7 / 8) {
-                    second.set(1F, tan(angle))
-                } else if (angle < tau * 3 / 8) {
-                    second.set(1 / tan(angle), 1F)
-                } else if (angle < tau * 5 / 8) {
-                    second.set(-1F, -tan(angle))
-                } else {
-                    second.set(-1 / tan(angle), -1F)
-                }
-            }
+			val corners = listOf(
+				Vector2f(0F, -1F),
+				Vector2f(1F, -1F),
+				Vector2f(1F, 0F),
+				Vector2f(1F, 1F),
+				Vector2f(0F, 1F),
+				Vector2f(-1F, 1F),
+				Vector2f(-1F, 0F),
+				Vector2f(-1F, -1F),
+			)
 
-            fun ilerp(f: Float): Float =
-                ilerp(-1f, 1f, f)
+			for (i in (0 until 8)) {
+				if (progress < i / 8F) {
+					break
+				}
+				val second = corners[(i + 1) % 8]
+				val first = corners[i]
+				if (progress <= (i + 1) / 8F) {
+					val internalProgress = 1 - (progress - i / 8F) * 8F
+					val angle = lerpAngle(
+						atan2(second.y, second.x),
+						atan2(first.y, first.x),
+						internalProgress
+					)
+					if (angle < tau / 8 || angle >= tau * 7 / 8) {
+						second.set(1F, tan(angle))
+					} else if (angle < tau * 3 / 8) {
+						second.set(1 / tan(angle), 1F)
+					} else if (angle < tau * 5 / 8) {
+						second.set(-1F, -tan(angle))
+					} else {
+						second.set(-1 / tan(angle), -1F)
+					}
+				}
 
-            bufferBuilder
-                .vertex(matrix, second.x, second.y, 0F)
-                .texture(lerp(u1, u2, ilerp(second.x)), lerp(v1, v2, ilerp(second.y)))
-                .color(-1)
-                .next()
-            bufferBuilder
-                .vertex(matrix, first.x, first.y, 0F)
-                .texture(lerp(u1, u2, ilerp(first.x)), lerp(v1, v2, ilerp(first.y)))
-                .color(-1)
-                .next()
-            bufferBuilder
-                .vertex(matrix, 0F, 0F, 0F)
-                .texture(lerp(u1, u2, ilerp(0F)), lerp(v1, v2, ilerp(0F)))
-                .color(-1)
-                .next()
-        }
-        BufferRenderer.drawWithGlobalProgram(bufferBuilder.end())
-        RenderSystem.disableBlend()
-    }
+				fun ilerp(f: Float): Float =
+					ilerp(-1f, 1f, f)
 
+				bufferBuilder
+					.vertex(matrix, second.x, second.y, 0F)
+					.texture(lerp(u1, u2, ilerp(second.x)), lerp(v1, v2, ilerp(second.y)))
+					.color(-1)
+					.next()
+				bufferBuilder
+					.vertex(matrix, first.x, first.y, 0F)
+					.texture(lerp(u1, u2, ilerp(first.x)), lerp(v1, v2, ilerp(first.y)))
+					.color(-1)
+					.next()
+				bufferBuilder
+					.vertex(matrix, 0F, 0F, 0F)
+					.texture(lerp(u1, u2, ilerp(0F)), lerp(v1, v2, ilerp(0F)))
+					.color(-1)
+					.next()
+			}
+		}
+		RenderSystem.disableBlend()
+	}
 
 
 }
diff --git a/src/main/kotlin/util/render/RenderInWorldContext.kt b/src/main/kotlin/util/render/RenderInWorldContext.kt
index b61b9aa..bb58200 100644
--- a/src/main/kotlin/util/render/RenderInWorldContext.kt
+++ b/src/main/kotlin/util/render/RenderInWorldContext.kt
@@ -1,5 +1,3 @@
-
-
 package moe.nea.firmament.util.render
 
 import com.mojang.blaze3d.systems.RenderSystem
@@ -8,14 +6,12 @@ import java.lang.Math.pow
 import org.joml.Matrix4f
 import org.joml.Vector3f
 import net.minecraft.client.gl.VertexBuffer
-import net.minecraft.client.render.BufferBuilder
-import net.minecraft.client.render.BufferRenderer
 import net.minecraft.client.render.Camera
-import net.minecraft.client.render.GameRenderer
 import net.minecraft.client.render.RenderLayer
 import net.minecraft.client.render.RenderPhase
 import net.minecraft.client.render.RenderTickCounter
 import net.minecraft.client.render.Tessellator
+import net.minecraft.client.render.VertexConsumer
 import net.minecraft.client.render.VertexConsumerProvider
 import net.minecraft.client.render.VertexFormat
 import net.minecraft.client.render.VertexFormats
@@ -31,273 +27,287 @@ import moe.nea.firmament.util.MC
 
 @RenderContextDSL
 class RenderInWorldContext private constructor(
-    private val tesselator: Tessellator,
-    val matrixStack: MatrixStack,
-    private val camera: Camera,
-    private val tickCounter: RenderTickCounter,
-    val vertexConsumers: VertexConsumerProvider.Immediate,
+	private val tesselator: Tessellator,
+	val matrixStack: MatrixStack,
+	private val camera: Camera,
+	private val tickCounter: RenderTickCounter,
+	val vertexConsumers: VertexConsumerProvider.Immediate,
 ) {
 
-    object RenderLayers {
-        val TRANSLUCENT_TRIS = RenderLayer.of("firmament_translucent_tris",
-                                              VertexFormats.POSITION_COLOR,
-                                              VertexFormat.DrawMode.TRIANGLES,
-                                              RenderLayer.DEFAULT_BUFFER_SIZE,
-                                              false, true,
-                                              RenderLayer.MultiPhaseParameters.builder()
-                                                  .depthTest(RenderPhase.ALWAYS_DEPTH_TEST)
-                                                  .transparency(RenderPhase.TRANSLUCENT_TRANSPARENCY)
-                                                  .program(RenderPhase.COLOR_PROGRAM)
-                                                  .build(false))
-        val LINES = RenderLayer.of("firmament_rendertype_lines",
-                                   VertexFormats.LINES,
-                                   VertexFormat.DrawMode.LINES,
-                                   RenderLayer.DEFAULT_BUFFER_SIZE,
-                                   false, false, // do we need translucent? i dont think so
-                                   RenderLayer.MultiPhaseParameters.builder()
-                                       .depthTest(RenderPhase.ALWAYS_DEPTH_TEST)
-                                       .program(FirmamentShaders.LINES)
-                                       .build(false)
-                                   )
-    }
-
-    fun color(color: me.shedaniel.math.Color) {
-        color(color.red / 255F, color.green / 255f, color.blue / 255f, color.alpha / 255f)
-    }
-
-    fun color(red: Float, green: Float, blue: Float, alpha: Float) {
-        RenderSystem.setShaderColor(red, green, blue, alpha)
-    }
-
-    fun block(blockPos: BlockPos) {
-        matrixStack.push()
-        matrixStack.translate(blockPos.x.toFloat(), blockPos.y.toFloat(), blockPos.z.toFloat())
-        buildCube(matrixStack.peek().positionMatrix, tesselator)
-        matrixStack.pop()
-    }
-
-    enum class VerticalAlign {
-        TOP, BOTTOM, CENTER;
-
-        fun align(index: Int, count: Int): Float {
-            return when (this) {
-                CENTER -> (index - count / 2F) * (1 + MC.font.fontHeight.toFloat())
-                BOTTOM -> (index - count) * (1 + MC.font.fontHeight.toFloat())
-                TOP -> (index) * (1 + MC.font.fontHeight.toFloat())
-            }
-        }
-    }
-
-    fun waypoint(position: BlockPos, vararg label: Text) {
-        text(
-            position.toCenterPos(),
-            *label,
-            Text.literal("§e${FirmFormatters.formatDistance(MC.player?.pos?.distanceTo(position.toCenterPos()) ?: 42069.0)}"),
-            background = 0xAA202020.toInt()
-        )
-    }
-
-    fun withFacingThePlayer(position: Vec3d, block: FacingThePlayerContext.() -> Unit) {
-        matrixStack.push()
-        matrixStack.translate(position.x, position.y, position.z)
-        val actualCameraDistance = position.distanceTo(camera.pos)
-        val distanceToMoveTowardsCamera = if (actualCameraDistance < 10) 0.0 else -(actualCameraDistance - 10.0)
-        val vec = position.subtract(camera.pos).multiply(distanceToMoveTowardsCamera / actualCameraDistance)
-        matrixStack.translate(vec.x, vec.y, vec.z)
-        matrixStack.multiply(camera.rotation)
-        matrixStack.scale(0.025F, -0.025F, 1F)
-
-        FacingThePlayerContext(this).run(block)
-
-        matrixStack.pop()
-        vertexConsumers.drawCurrentLayer()
-    }
-
-    fun sprite(position: Vec3d, sprite: Sprite, width: Int, height: Int) {
-        texture(
-            position, sprite.atlasId, width, height, sprite.minU, sprite.minV, sprite.maxU, sprite.maxV
-        )
-    }
-
-    fun texture(
-        position: Vec3d, texture: Identifier, width: Int, height: Int,
-        u1: Float, v1: Float,
-        u2: Float, v2: Float,
-    ) {
-        withFacingThePlayer(position) {
-            texture(texture, width, height, u1, v1, u2, v2)
-        }
-    }
-
-    fun text(position: Vec3d, vararg texts: Text, verticalAlign: VerticalAlign = VerticalAlign.CENTER, background: Int = 0x70808080) {
-        withFacingThePlayer(position) {
-            text(*texts, verticalAlign = verticalAlign, background = background)
-        }
-    }
-
-    fun tinyBlock(vec3d: Vec3d, size: Float) {
-        RenderSystem.setShader(GameRenderer::getPositionColorProgram)
-        matrixStack.push()
-        matrixStack.translate(vec3d.x, vec3d.y, vec3d.z)
-        matrixStack.scale(size, size, size)
-        matrixStack.translate(-.5, -.5, -.5)
-        buildCube(matrixStack.peek().positionMatrix, tesselator)
-        matrixStack.pop()
-    }
-
-    fun wireframeCube(blockPos: BlockPos, lineWidth: Float = 10F) {
-        RenderSystem.setShader(GameRenderer::getRenderTypeLinesProgram)
-        matrixStack.push()
-        RenderSystem.lineWidth(lineWidth / pow(camera.pos.squaredDistanceTo(blockPos.toCenterPos()), 0.25).toFloat())
-        matrixStack.translate(blockPos.x.toFloat(), blockPos.y.toFloat(), blockPos.z.toFloat())
-        buildWireFrameCube(matrixStack.peek(), tesselator)
-        matrixStack.pop()
-    }
-
-    fun line(vararg points: Vec3d, lineWidth: Float = 10F) {
-        line(points.toList(), lineWidth)
-    }
-
-    fun tracer(toWhere: Vec3d, lineWidth: Float = 3f) {
-        val cameraForward = Vector3f(0f, 0f, -1f).rotate(camera.rotation)
-        line(camera.pos.add(Vec3d(cameraForward)), toWhere, lineWidth = lineWidth)
-    }
-
-    fun line(points: List<Vec3d>, lineWidth: Float = 10F) {
-        RenderSystem.lineWidth(lineWidth)
-        val buffer = tesselator.begin(VertexFormat.DrawMode.LINES, VertexFormats.LINES)
-
-        val matrix = matrixStack.peek()
-        var lastNormal: Vector3f? = null
-        points.zipWithNext().forEach { (a, b) ->
-            val normal = Vector3f(b.x.toFloat(), b.y.toFloat(), b.z.toFloat())
-                .sub(a.x.toFloat(), a.y.toFloat(), a.z.toFloat())
-                .normalize()
-            val lastNormal0 = lastNormal ?: normal
-            lastNormal = normal
-            buffer.vertex(matrix.positionMatrix, a.x.toFloat(), a.y.toFloat(), a.z.toFloat())
-                .color(-1)
-                .normal(matrix, lastNormal0.x, lastNormal0.y, lastNormal0.z)
-                .next()
-            buffer.vertex(matrix.positionMatrix, b.x.toFloat(), b.y.toFloat(), b.z.toFloat())
-                .color(-1)
-                .normal(matrix, normal.x, normal.y, normal.z)
-                .next()
-        }
-
-        RenderLayers.LINES.draw(buffer.end())
-    }
-
-    companion object {
-        private fun doLine(
-            matrix: MatrixStack.Entry,
-            buf: BufferBuilder,
-            i: Float,
-            j: Float,
-            k: Float,
-            x: Float,
-            y: Float,
-            z: Float
-        ) {
-            val normal = Vector3f(x, y, z)
-                .sub(i, j, k)
-                .normalize()
-            buf.vertex(matrix.positionMatrix, i, j, k)
-                .normal(matrix, normal.x, normal.y, normal.z)
-                .color(-1)
-                .next()
-            buf.vertex(matrix.positionMatrix, x, y, z)
-                .normal(matrix, normal.x, normal.y, normal.z)
-                .color(-1)
-                .next()
-        }
-
-
-        private fun buildWireFrameCube(matrix: MatrixStack.Entry, tessellator: Tessellator) {
-            val buf = tessellator.begin(VertexFormat.DrawMode.LINES, VertexFormats.LINES)
-
-            for (i in 0..1) {
-                for (j in 0..1) {
-                    val i = i.toFloat()
-                    val j = j.toFloat()
-                    doLine(matrix, buf, 0F, i, j, 1F, i, j)
-                    doLine(matrix, buf, i, 0F, j, i, 1F, j)
-                    doLine(matrix, buf, i, j, 0F, i, j, 1F)
-                }
-            }
-            BufferRenderer.drawWithGlobalProgram(buf.end())
-        }
-
-        private fun buildCube(matrix: Matrix4f, tessellator: Tessellator) {
-            val buf = tessellator.begin(VertexFormat.DrawMode.TRIANGLES, VertexFormats.POSITION_COLOR)
-            buf.vertex(matrix, 0.0F, 0.0F, 0.0F).color(-1).next()
-            buf.vertex(matrix, 0.0F, 0.0F, 1.0F).color(-1).next()
-            buf.vertex(matrix, 0.0F, 1.0F, 1.0F).color(-1).next()
-            buf.vertex(matrix, 1.0F, 1.0F, 0.0F).color(-1).next()
-            buf.vertex(matrix, 0.0F, 0.0F, 0.0F).color(-1).next()
-            buf.vertex(matrix, 0.0F, 1.0F, 0.0F).color(-1).next()
-            buf.vertex(matrix, 1.0F, 0.0F, 1.0F).color(-1).next()
-            buf.vertex(matrix, 0.0F, 0.0F, 0.0F).color(-1).next()
-            buf.vertex(matrix, 1.0F, 0.0F, 0.0F).color(-1).next()
-            buf.vertex(matrix, 1.0F, 1.0F, 0.0F).color(-1).next()
-            buf.vertex(matrix, 1.0F, 0.0F, 0.0F).color(-1).next()
-            buf.vertex(matrix, 0.0F, 0.0F, 0.0F).color(-1).next()
-            buf.vertex(matrix, 0.0F, 0.0F, 0.0F).color(-1).next()
-            buf.vertex(matrix, 0.0F, 1.0F, 1.0F).color(-1).next()
-            buf.vertex(matrix, 0.0F, 1.0F, 0.0F).color(-1).next()
-            buf.vertex(matrix, 1.0F, 0.0F, 1.0F).color(-1).next()
-            buf.vertex(matrix, 0.0F, 0.0F, 1.0F).color(-1).next()
-            buf.vertex(matrix, 0.0F, 0.0F, 0.0F).color(-1).next()
-            buf.vertex(matrix, 0.0F, 1.0F, 1.0F).color(-1).next()
-            buf.vertex(matrix, 0.0F, 0.0F, 1.0F).color(-1).next()
-            buf.vertex(matrix, 1.0F, 0.0F, 1.0F).color(-1).next()
-            buf.vertex(matrix, 1.0F, 1.0F, 1.0F).color(-1).next()
-            buf.vertex(matrix, 1.0F, 0.0F, 0.0F).color(-1).next()
-            buf.vertex(matrix, 1.0F, 1.0F, 0.0F).color(-1).next()
-            buf.vertex(matrix, 1.0F, 0.0F, 0.0F).color(-1).next()
-            buf.vertex(matrix, 1.0F, 1.0F, 1.0F).color(-1).next()
-            buf.vertex(matrix, 1.0F, 0.0F, 1.0F).color(-1).next()
-            buf.vertex(matrix, 1.0F, 1.0F, 1.0F).color(-1).next()
-            buf.vertex(matrix, 1.0F, 1.0F, 0.0F).color(-1).next()
-            buf.vertex(matrix, 0.0F, 1.0F, 0.0F).color(-1).next()
-            buf.vertex(matrix, 1.0F, 1.0F, 1.0F).color(-1).next()
-            buf.vertex(matrix, 0.0F, 1.0F, 0.0F).color(-1).next()
-            buf.vertex(matrix, 0.0F, 1.0F, 1.0F).color(-1).next()
-            buf.vertex(matrix, 1.0F, 1.0F, 1.0F).color(-1).next()
-            buf.vertex(matrix, 0.0F, 1.0F, 1.0F).color(-1).next()
-            buf.vertex(matrix, 1.0F, 0.0F, 1.0F).color(-1).next()
-            RenderLayers.TRANSLUCENT_TRIS.draw(buf.end())
-        }
-
-
-        fun renderInWorld(event: WorldRenderLastEvent, block: RenderInWorldContext. () -> Unit) {
-            RenderSystem.disableDepthTest()
-            RenderSystem.enableBlend()
-            RenderSystem.defaultBlendFunc()
-            RenderSystem.disableCull()
-
-            event.matrices.push()
-            event.matrices.translate(-event.camera.pos.x, -event.camera.pos.y, -event.camera.pos.z)
-
-            val ctx = RenderInWorldContext(
-                RenderSystem.renderThreadTesselator(),
-                event.matrices,
-                event.camera,
-                event.tickCounter,
-                event.vertexConsumers
-            )
-
-            block(ctx)
-
-            event.matrices.pop()
-
-            RenderSystem.setShaderColor(1F, 1F, 1F, 1F)
-            VertexBuffer.unbind()
-            RenderSystem.enableDepthTest()
-            RenderSystem.enableCull()
-            RenderSystem.disableBlend()
-        }
-    }
+	object RenderLayers {
+		val TRANSLUCENT_TRIS = RenderLayer.of("firmament_translucent_tris",
+		                                      VertexFormats.POSITION_COLOR,
+		                                      VertexFormat.DrawMode.TRIANGLES,
+		                                      RenderLayer.CUTOUT_BUFFER_SIZE,
+		                                      false, true,
+		                                      RenderLayer.MultiPhaseParameters.builder()
+			                                      .depthTest(RenderPhase.ALWAYS_DEPTH_TEST)
+			                                      .transparency(RenderPhase.TRANSLUCENT_TRANSPARENCY)
+			                                      .program(RenderPhase.POSITION_COLOR_PROGRAM)
+			                                      .build(false))
+		val LINES = RenderLayer.of("firmament_rendertype_lines",
+		                           VertexFormats.LINES,
+		                           VertexFormat.DrawMode.LINES,
+		                           RenderLayer.CUTOUT_BUFFER_SIZE,
+		                           false, false, // do we need translucent? i dont think so
+		                           RenderLayer.MultiPhaseParameters.builder()
+			                           .depthTest(RenderPhase.ALWAYS_DEPTH_TEST)
+			                           .program(FirmamentShaders.LINES)
+			                           .build(false)
+		)
+		val COLORED_QUADS = RenderLayer.of(
+			"firmament_quads",
+			VertexFormats.POSITION_COLOR,
+			VertexFormat.DrawMode.QUADS,
+			RenderLayer.CUTOUT_BUFFER_SIZE,
+			false, true,
+			RenderLayer.MultiPhaseParameters.builder()
+				.depthTest(RenderPhase.ALWAYS_DEPTH_TEST)
+				.program(RenderPhase.POSITION_COLOR_PROGRAM)
+				.transparency(RenderPhase.TRANSLUCENT_TRANSPARENCY)
+				.build(false)
+		)
+	}
+
+	@Deprecated("stateful color management is no longer a thing")
+	fun color(color: me.shedaniel.math.Color) {
+		color(color.red / 255F, color.green / 255f, color.blue / 255f, color.alpha / 255f)
+	}
+
+	@Deprecated("stateful color management is no longer a thing")
+	fun color(red: Float, green: Float, blue: Float, alpha: Float) {
+		RenderSystem.setShaderColor(red, green, blue, alpha)
+	}
+
+	fun block(blockPos: BlockPos, color: Int) {
+		matrixStack.push()
+		matrixStack.translate(blockPos.x.toFloat(), blockPos.y.toFloat(), blockPos.z.toFloat())
+		buildCube(matrixStack.peek().positionMatrix, vertexConsumers.getBuffer(RenderLayers.COLORED_QUADS), color)
+		matrixStack.pop()
+	}
+
+	enum class VerticalAlign {
+		TOP, BOTTOM, CENTER;
+
+		fun align(index: Int, count: Int): Float {
+			return when (this) {
+				CENTER -> (index - count / 2F) * (1 + MC.font.fontHeight.toFloat())
+				BOTTOM -> (index - count) * (1 + MC.font.fontHeight.toFloat())
+				TOP -> (index) * (1 + MC.font.fontHeight.toFloat())
+			}
+		}
+	}
+
+	fun waypoint(position: BlockPos, vararg label: Text) {
+		text(
+			position.toCenterPos(),
+			*label,
+			Text.literal("§e${FirmFormatters.formatDistance(MC.player?.pos?.distanceTo(position.toCenterPos()) ?: 42069.0)}"),
+			background = 0xAA202020.toInt()
+		)
+	}
+
+	fun withFacingThePlayer(position: Vec3d, block: FacingThePlayerContext.() -> Unit) {
+		matrixStack.push()
+		matrixStack.translate(position.x, position.y, position.z)
+		val actualCameraDistance = position.distanceTo(camera.pos)
+		val distanceToMoveTowardsCamera = if (actualCameraDistance < 10) 0.0 else -(actualCameraDistance - 10.0)
+		val vec = position.subtract(camera.pos).multiply(distanceToMoveTowardsCamera / actualCameraDistance)
+		matrixStack.translate(vec.x, vec.y, vec.z)
+		matrixStack.multiply(camera.rotation)
+		matrixStack.scale(0.025F, -0.025F, 1F)
+
+		FacingThePlayerContext(this).run(block)
+
+		matrixStack.pop()
+		vertexConsumers.drawCurrentLayer()
+	}
+
+	fun sprite(position: Vec3d, sprite: Sprite, width: Int, height: Int) {
+		texture(
+			position, sprite.atlasId, width, height, sprite.minU, sprite.minV, sprite.maxU, sprite.maxV
+		)
+	}
+
+	fun texture(
+		position: Vec3d, texture: Identifier, width: Int, height: Int,
+		u1: Float, v1: Float,
+		u2: Float, v2: Float,
+	) {
+		withFacingThePlayer(position) {
+			texture(texture, width, height, u1, v1, u2, v2)
+		}
+	}
+
+	fun text(
+		position: Vec3d,
+		vararg texts: Text,
+		verticalAlign: VerticalAlign = VerticalAlign.CENTER,
+		background: Int = 0x70808080
+	) {
+		withFacingThePlayer(position) {
+			text(*texts, verticalAlign = verticalAlign, background = background)
+		}
+	}
+
+	fun tinyBlock(vec3d: Vec3d, size: Float, color: Int) {
+		matrixStack.push()
+		matrixStack.translate(vec3d.x, vec3d.y, vec3d.z)
+		matrixStack.scale(size, size, size)
+		matrixStack.translate(-.5, -.5, -.5)
+		buildCube(matrixStack.peek().positionMatrix, vertexConsumers.getBuffer(RenderLayers.COLORED_QUADS), color)
+		matrixStack.pop()
+		vertexConsumers.draw()
+	}
+
+	fun wireframeCube(blockPos: BlockPos, lineWidth: Float = 10F) {
+		val buf = vertexConsumers.getBuffer(RenderLayer.LINES)
+		matrixStack.push()
+		// TODO: this does not render through blocks (or water layers) anymore
+		RenderSystem.lineWidth(lineWidth / pow(camera.pos.squaredDistanceTo(blockPos.toCenterPos()), 0.25).toFloat())
+		matrixStack.translate(blockPos.x.toFloat(), blockPos.y.toFloat(), blockPos.z.toFloat())
+		buildWireFrameCube(matrixStack.peek(), buf)
+		matrixStack.pop()
+		vertexConsumers.draw()
+	}
+
+	fun line(vararg points: Vec3d, lineWidth: Float = 10F) {
+		line(points.toList(), lineWidth)
+	}
+
+	fun tracer(toWhere: Vec3d, lineWidth: Float = 3f) {
+		val cameraForward = Vector3f(0f, 0f, -1f).rotate(camera.rotation)
+		line(camera.pos.add(Vec3d(cameraForward)), toWhere, lineWidth = lineWidth)
+	}
+
+	fun line(points: List<Vec3d>, lineWidth: Float = 10F) {
+		RenderSystem.lineWidth(lineWidth)
+		// TODO: replace with renderlayers
+		val buffer = tesselator.begin(VertexFormat.DrawMode.LINES, VertexFormats.LINES)
+
+		val matrix = matrixStack.peek()
+		var lastNormal: Vector3f? = null
+		points.zipWithNext().forEach { (a, b) ->
+			val normal = Vector3f(b.x.toFloat(), b.y.toFloat(), b.z.toFloat())
+				.sub(a.x.toFloat(), a.y.toFloat(), a.z.toFloat())
+				.normalize()
+			val lastNormal0 = lastNormal ?: normal
+			lastNormal = normal
+			buffer.vertex(matrix.positionMatrix, a.x.toFloat(), a.y.toFloat(), a.z.toFloat())
+				.color(-1)
+				.normal(matrix, lastNormal0.x, lastNormal0.y, lastNormal0.z)
+				.next()
+			buffer.vertex(matrix.positionMatrix, b.x.toFloat(), b.y.toFloat(), b.z.toFloat())
+				.color(-1)
+				.normal(matrix, normal.x, normal.y, normal.z)
+				.next()
+		}
+
+		RenderLayers.LINES.draw(buffer.end())
+	}
+	// TODO: put the favourite icons in front of items again
+
+	companion object {
+		private fun doLine(
+			matrix: MatrixStack.Entry,
+			buf: VertexConsumer,
+			i: Float,
+			j: Float,
+			k: Float,
+			x: Float,
+			y: Float,
+			z: Float
+		) {
+			val normal = Vector3f(x, y, z)
+				.sub(i, j, k)
+				.normalize()
+			buf.vertex(matrix.positionMatrix, i, j, k)
+				.normal(matrix, normal.x, normal.y, normal.z)
+				.color(-1)
+				.next()
+			buf.vertex(matrix.positionMatrix, x, y, z)
+				.normal(matrix, normal.x, normal.y, normal.z)
+				.color(-1)
+				.next()
+		}
+
+
+		private fun buildWireFrameCube(matrix: MatrixStack.Entry, buf: VertexConsumer) {
+			for (i in 0..1) {
+				for (j in 0..1) {
+					val i = i.toFloat()
+					val j = j.toFloat()
+					doLine(matrix, buf, 0F, i, j, 1F, i, j)
+					doLine(matrix, buf, i, 0F, j, i, 1F, j)
+					doLine(matrix, buf, i, j, 0F, i, j, 1F)
+				}
+			}
+		}
+
+		private fun buildCube(matrix: Matrix4f, buf: VertexConsumer, color: Int) {
+			// Y-
+			buf.vertex(matrix, 0F, 0F, 0F).color(color)
+			buf.vertex(matrix, 0F, 0F, 1F).color(color)
+			buf.vertex(matrix, 1F, 0F, 1F).color(color)
+			buf.vertex(matrix, 1F, 0F, 0F).color(color)
+			// Y+
+			buf.vertex(matrix, 0F, 1F, 0F).color(color)
+			buf.vertex(matrix, 1F, 1F, 0F).color(color)
+			buf.vertex(matrix, 1F, 1F, 1F).color(color)
+			buf.vertex(matrix, 0F, 1F, 1F).color(color)
+			// X-
+			buf.vertex(matrix, 0F, 0F, 0F).color(color)
+			buf.vertex(matrix, 0F, 0F, 1F).color(color)
+			buf.vertex(matrix, 0F, 1F, 1F).color(color)
+			buf.vertex(matrix, 0F, 1F, 0F).color(color)
+			// X+
+			buf.vertex(matrix, 1F, 0F, 0F).color(color)
+			buf.vertex(matrix, 1F, 1F, 0F).color(color)
+			buf.vertex(matrix, 1F, 1F, 1F).color(color)
+			buf.vertex(matrix, 1F, 0F, 1F).color(color)
+			// Z-
+			buf.vertex(matrix, 0F, 0F, 0F).color(color)
+			buf.vertex(matrix, 1F, 0F, 0F).color(color)
+			buf.vertex(matrix, 1F, 1F, 0F).color(color)
+			buf.vertex(matrix, 0F, 1F, 0F).color(color)
+			// Z+
+			buf.vertex(matrix, 0F, 0F, 1F).color(color)
+			buf.vertex(matrix, 0F, 1F, 1F).color(color)
+			buf.vertex(matrix, 1F, 1F, 1F).color(color)
+			buf.vertex(matrix, 1F, 0F, 1F).color(color)
+		}
+
+
+		fun renderInWorld(event: WorldRenderLastEvent, block: RenderInWorldContext. () -> Unit) {
+			// TODO: there should be *no more global state*. the only thing we should be doing is render layers. that includes settings like culling, blending, shader color, and depth testing
+			// For now i will let these functions remain, but this needs to go before i do a full (non-beta) release
+			RenderSystem.disableDepthTest()
+			RenderSystem.enableBlend()
+			RenderSystem.defaultBlendFunc()
+			RenderSystem.disableCull()
+
+			event.matrices.push()
+			event.matrices.translate(-event.camera.pos.x, -event.camera.pos.y, -event.camera.pos.z)
+
+			val ctx = RenderInWorldContext(
+				RenderSystem.renderThreadTesselator(),
+				event.matrices,
+				event.camera,
+				event.tickCounter,
+				event.vertexConsumers
+			)
+
+			block(ctx)
+
+			event.matrices.pop()
+			event.vertexConsumers.draw()
+			RenderSystem.setShaderColor(1F, 1F, 1F, 1F)
+			VertexBuffer.unbind()
+			RenderSystem.enableDepthTest()
+			RenderSystem.enableCull()
+			RenderSystem.disableBlend()
+		}
+	}
 }