feat: add item listHEADmc-1.21.10

12 files changed, 217 insertions, 44 deletions

diff --git a/src/compat/rei/java/moe/nea/firmament/compat/rei/SkyblockItemIdFocusedStackProvider.kt b/src/compat/rei/java/moe/nea/firmament/compat/rei/SkyblockItemIdFocusedStackProvider.kt
index 9ccfab4..7e12fb6 100644
--- a/src/compat/rei/java/moe/nea/firmament/compat/rei/SkyblockItemIdFocusedStackProvider.kt
+++ b/src/compat/rei/java/moe/nea/firmament/compat/rei/SkyblockItemIdFocusedStackProvider.kt
@@ -13,7 +13,6 @@ import moe.nea.firmament.mixins.accessor.AccessorHandledScreen
 object SkyblockItemIdFocusedStackProvider : FocusedStackProvider {
     override fun provide(screen: Screen?, mouse: Point?): CompoundEventResult<EntryStack<*>> {
         if (screen !is HandledScreen<*>) return CompoundEventResult.pass()
-        screen as AccessorHandledScreen
         val focusedSlot = screen.focusedSlot_Firmament ?: return CompoundEventResult.pass()
         val item = focusedSlot.stack ?: return CompoundEventResult.pass()
         return CompoundEventResult.interruptTrue(SBItemEntryDefinition.getEntry(item))
diff --git a/src/main/kotlin/features/inventory/SlotLocking.kt b/src/main/kotlin/features/inventory/SlotLocking.kt
index 09afe80..fca40c8 100644
--- a/src/main/kotlin/features/inventory/SlotLocking.kt
+++ b/src/main/kotlin/features/inventory/SlotLocking.kt
@@ -42,6 +42,7 @@ import moe.nea.firmament.util.CommonSoundEffects
 import moe.nea.firmament.util.MC
 import moe.nea.firmament.util.SBData
 import moe.nea.firmament.util.SkyBlockIsland
+import moe.nea.firmament.util.accessors.castAccessor
 import moe.nea.firmament.util.data.Config
 import moe.nea.firmament.util.data.ManagedConfig
 import moe.nea.firmament.util.data.ProfileSpecificDataHolder
@@ -295,7 +296,7 @@ object SlotLocking {
 	fun onLockUUID(it: HandledScreenKeyPressedEvent) {
 		if (!it.matches(TConfig.lockUUID)) return
 		val inventory = MC.handledScreen ?: return
-		inventory as AccessorHandledScreen
+		inventory.castAccessor()
 
 		val slot = inventory.focusedSlot_Firmament ?: return
 		val stack = slot.item ?: return
@@ -330,7 +331,7 @@ object SlotLocking {
 	@Subscribe
 	fun onLockSlotKeyRelease(it: HandledScreenKeyReleasedEvent) {
 		val inventory = MC.handledScreen ?: return
-		inventory as AccessorHandledScreen
+		inventory.castAccessor()
 		val slot = inventory.focusedSlot_Firmament
 		val storedSlot = storedLockingSlot ?: return
 
@@ -364,7 +365,7 @@ object SlotLocking {
 	fun onRenderAllBoundSlots(event: HandledScreenForegroundEvent) {
 		val boundSlots = currentWorldData?.boundSlots ?: return
 		fun findByIndex(index: Int) = event.screen.getSlotByIndex(index, true)
-		val accScreen = event.screen as AccessorHandledScreen
+		val accScreen = event.screen.castAccessor()
 		val sx = accScreen.x_Firmament
 		val sy = accScreen.y_Firmament
 		val highlitSlots = mutableSetOf<Slot>()
@@ -409,14 +410,20 @@ object SlotLocking {
 	@Subscribe
 	fun onRenderCurrentDraggingSlot(event: HandledScreenForegroundEvent) {
 		val draggingSlot = storedLockingSlot ?: return
-		val accScreen = event.screen as AccessorHandledScreen
+		val accScreen = event.screen.castAccessor()
 		val hoveredSlot = accScreen.focusedSlot_Firmament
 			?.takeIf { it.container is Inventory }
 			?.takeIf { it == draggingSlot || it.isHotbar() != draggingSlot.isHotbar() }
 		val sx = accScreen.x_Firmament
 		val sy = accScreen.y_Firmament
 		val (borderX, borderY) = draggingSlot.lineCenter()
-		event.context.submitOutline(draggingSlot.x + sx, draggingSlot.y + sy, 16, 16, 0xFF00FF00u.toInt()) // TODO: 1.21.10
+		event.context.submitOutline(
+			draggingSlot.x + sx,
+			draggingSlot.y + sy,
+			16,
+			16,
+			0xFF00FF00u.toInt()
+		) // TODO: 1.21.10
 		if (hoveredSlot == null) {
 			event.context.drawLine(
 				borderX + sx, borderY + sy,
@@ -477,7 +484,7 @@ object SlotLocking {
 	@Subscribe
 	fun onLockSlot(it: HandledScreenKeyPressedEvent) {
 		val inventory = MC.handledScreen ?: return
-		inventory as AccessorHandledScreen
+		inventory.castAccessor()
 
 		val slot = inventory.focusedSlot_Firmament ?: return
 		if (slot.container !is Inventory) return
diff --git a/src/main/kotlin/features/inventory/storageoverlay/StorageOverlayCustom.kt b/src/main/kotlin/features/inventory/storageoverlay/StorageOverlayCustom.kt
index f291dba..98e8085 100644
--- a/src/main/kotlin/features/inventory/storageoverlay/StorageOverlayCustom.kt
+++ b/src/main/kotlin/features/inventory/storageoverlay/StorageOverlayCustom.kt
@@ -11,6 +11,7 @@ import net.minecraft.client.input.KeyEvent
 import net.minecraft.world.entity.player.Inventory
 import net.minecraft.world.inventory.Slot
 import moe.nea.firmament.mixins.accessor.AccessorHandledScreen
+import moe.nea.firmament.util.accessors.castAccessor
 import moe.nea.firmament.util.customgui.CustomGui
 import moe.nea.firmament.util.focusedItemStack
 
@@ -42,7 +43,7 @@ class StorageOverlayCustom(
 	override fun onInit() {
 		overview.init(Minecraft.getInstance(), screen.width, screen.height)
 		overview.init()
-		screen as AccessorHandledScreen
+		screen.castAccessor()
 		screen.x_Firmament = overview.measurements.x
 		screen.y_Firmament = overview.measurements.y
 		screen.backgroundWidth_Firmament = overview.measurements.totalWidth
@@ -96,7 +97,7 @@ class StorageOverlayCustom(
 			delta,
 			(handler as? StorageBackingHandle.Page)?.storagePageSlot,
 			screen.menu.slots.take(screen.menu.rowCount * 9).drop(9),
-			Point((screen as AccessorHandledScreen).x_Firmament, screen.y_Firmament)
+			Point((screen.castAccessor()).x_Firmament, screen.y_Firmament)
 		)
 		overview.drawScrollBar(drawContext)
 		overview.drawControls(drawContext, mouseX, mouseY)
@@ -106,7 +107,7 @@ class StorageOverlayCustom(
 		val index = slot.containerSlot
 		if (index in 0..<36) {
 			val (x, y) = overview.getPlayerInventorySlotPosition(index)
-			slot.x = x - (screen as AccessorHandledScreen).x_Firmament
+			slot.x = x - (screen.castAccessor()).x_Firmament
 			slot.y = y - screen.y_Firmament
 		} else {
 			slot.x = -100000
diff --git a/src/main/kotlin/features/items/recipes/ItemList.kt b/src/main/kotlin/features/items/recipes/ItemList.kt
new file mode 100644
index 0000000..f8268f4
--- /dev/null
+++ b/src/main/kotlin/features/items/recipes/ItemList.kt
@@ -0,0 +1,120 @@
+package moe.nea.firmament.features.items.recipes
+
+import java.util.Optional
+import net.minecraft.client.gui.navigation.ScreenRectangle
+import net.minecraft.client.gui.screens.Screen
+import net.minecraft.client.gui.screens.inventory.AbstractContainerScreen
+import net.minecraft.world.item.ItemStack
+import net.minecraft.world.item.Items
+import moe.nea.firmament.annotations.Subscribe
+import moe.nea.firmament.api.v1.FirmamentAPI
+import moe.nea.firmament.events.HandledScreenForegroundEvent
+import moe.nea.firmament.events.ReloadRegistrationEvent
+import moe.nea.firmament.repo.RepoManager
+import moe.nea.firmament.repo.SBItemStack
+import moe.nea.firmament.util.MC
+import moe.nea.firmament.util.accessors.castAccessor
+import moe.nea.firmament.util.skyblockId
+
+object ItemList {
+	// TODO: add a global toggle for this and RecipeRegistry
+
+	fun collectExclusions(screen: Screen): Set<ScreenRectangle> {
+		val exclusions = mutableSetOf<ScreenRectangle>()
+		if (screen is AbstractContainerScreen<*>) {
+			val screenHandler = screen.castAccessor()
+			exclusions.add(
+				ScreenRectangle(
+					screenHandler.x_Firmament,
+					screenHandler.y_Firmament,
+					screenHandler.backgroundWidth_Firmament,
+					screenHandler.backgroundHeight_Firmament
+				)
+			)
+		}
+		FirmamentAPI.getInstance().extensions
+			.forEach { extension ->
+				for (rectangle in extension.getExclusionZones(screen)) {
+					if (exclusions.any { it.encompasses(rectangle) })
+						continue
+					exclusions.add(rectangle)
+				}
+			}
+
+		return exclusions
+	}
+
+	var reachableItems = listOf<SBItemStack>()
+	var pageOffset = 0
+	fun recalculateVisibleItems() {
+		reachableItems = RepoManager.neuRepo.items
+			.items.values.map { SBItemStack(it.skyblockId) }
+	}
+
+	@Subscribe
+	fun onReload(event: ReloadRegistrationEvent) {
+		event.repo.registerReloadListener { recalculateVisibleItems() }
+	}
+
+	fun coordinates(outer: ScreenRectangle, exclusions: Collection<ScreenRectangle>): Sequence<ScreenRectangle> {
+		val entryWidth = 18
+		val columns = outer.width / entryWidth
+		val rows = outer.height / entryWidth
+		val lowX = outer.right() - columns * entryWidth
+		val lowY = outer.top()
+		return generateSequence(0) { it + 1 }
+			.map {
+				val xIndex = it % columns
+				val yIndex = it / columns
+				ScreenRectangle(
+					lowX + xIndex * entryWidth, lowY + yIndex * entryWidth,
+					entryWidth, entryWidth
+				)
+			}
+			.take(rows * columns)
+			.filter { candidate -> exclusions.none { it.intersects(candidate) } }
+	}
+
+	var lastRenderPositions: List<Pair<ScreenRectangle, SBItemStack>> = listOf()
+	var lastHoveredItemStack: Pair<ScreenRectangle, SBItemStack>? = null
+
+	fun findStackUnder(mouseX: Int, mouseY: Int): Pair<ScreenRectangle, SBItemStack>? {
+		val lhis = lastHoveredItemStack
+		if (lhis != null && lhis.first.containsPoint(mouseX, mouseY))
+			return lhis
+		return lastRenderPositions.firstOrNull { it.first.containsPoint(mouseX, mouseY) }
+	}
+
+	@Subscribe
+	fun onRender(event: HandledScreenForegroundEvent) {
+		lastHoveredItemStack = null
+		lastRenderPositions = listOf()
+		val exclusions = collectExclusions(event.screen)
+		val potentiallyVisible = reachableItems.subList(pageOffset, reachableItems.size)
+		val screenWidth = event.screen.width
+		val rightThird = ScreenRectangle(
+			screenWidth - screenWidth / 3, 0,
+			screenWidth / 3, event.screen.height
+		)
+		val coords = coordinates(rightThird, exclusions)
+
+		lastRenderPositions = coords.zip(potentiallyVisible.asSequence()).toList()
+		lastRenderPositions.forEach { (pos, stack) ->
+			val realStack = stack.asLazyImmutableItemStack()
+			val toRender = realStack ?: ItemStack(Items.PAINTING)
+			event.context.renderItem(toRender, pos.left() + 1, pos.top() + 1)
+			if (pos.containsPoint(event.mouseX, event.mouseY)) {
+				lastHoveredItemStack = pos to stack
+				event.context.setTooltipForNextFrame(
+					MC.font,
+					if (realStack != null)
+						ItemSlotWidget.getTooltip(realStack)
+					else
+						stack.estimateLore(),
+					Optional.empty(),
+					event.mouseX, event.mouseY
+				)
+			}
+		}
+	}
+}
diff --git a/src/main/kotlin/features/items/recipes/ItemSlotWidget.kt b/src/main/kotlin/features/items/recipes/ItemSlotWidget.kt
index c47c8ca..b659643 100644
--- a/src/main/kotlin/features/items/recipes/ItemSlotWidget.kt
+++ b/src/main/kotlin/features/items/recipes/ItemSlotWidget.kt
@@ -71,36 +71,37 @@ class ItemSlotWidget(
 	companion object {
 		val SHORT_NUM_CUTOFF = 1000
 		var canUseTooltipEvent = true
-	}
 
-	fun getTooltip(itemStack: ItemStack): List<Component> {
-		val lore = mutableListOf(itemStack.displayNameAccordingToNbt)
-		lore.addAll(itemStack.loreAccordingToNbt)
-		if (canUseTooltipEvent) {
-			try {
-				ItemTooltipCallback.EVENT.invoker().getTooltip(
-					itemStack, Item.TooltipContext.EMPTY,
-					TooltipFlag.NORMAL, lore
+		fun getTooltip(itemStack: ItemStack): List<Component> {
+			val lore = mutableListOf(itemStack.displayNameAccordingToNbt)
+			lore.addAll(itemStack.loreAccordingToNbt)
+			if (canUseTooltipEvent) {
+				try {
+					ItemTooltipCallback.EVENT.invoker().getTooltip(
+						itemStack, Item.TooltipContext.EMPTY,
+						TooltipFlag.NORMAL, lore
+					)
+				} catch (ex: Exception) {
+					canUseTooltipEvent = false
+					ErrorUtil.softError("Failed to use vanilla tooltips", ex)
+				}
+			} else {
+				ItemTooltipEvent.publish(
+					ItemTooltipEvent(
+						itemStack,
+						Item.TooltipContext.EMPTY,
+						TooltipFlag.NORMAL,
+						lore
+					)
 				)
-			} catch (ex: Exception) {
-				canUseTooltipEvent = false
-				ErrorUtil.softError("Failed to use vanilla tooltips", ex)
 			}
-		} else {
-			ItemTooltipEvent.publish(
-				ItemTooltipEvent(
-					itemStack,
-					Item.TooltipContext.EMPTY,
-					TooltipFlag.NORMAL,
-					lore
-				)
-			)
+			if (itemStack.count >= SHORT_NUM_CUTOFF && lore.isNotEmpty())
+				lore.add(1, Component.literal("${itemStack.count}x").darkGrey())
+			return lore
 		}
-		if (itemStack.count >= SHORT_NUM_CUTOFF && lore.isNotEmpty())
-			lore.add(1, Component.literal("${itemStack.count}x").darkGrey())
-		return lore
 	}
 
+
 	override fun tick() {
 		if (SavedKeyBinding.isShiftDown()) return
 		if (content.size <= 1) return
diff --git a/src/main/kotlin/features/items/recipes/RecipeWidget.kt b/src/main/kotlin/features/items/recipes/RecipeWidget.kt
index b0591b2..f13707c 100644
--- a/src/main/kotlin/features/items/recipes/RecipeWidget.kt
+++ b/src/main/kotlin/features/items/recipes/RecipeWidget.kt
@@ -27,10 +27,6 @@ abstract class RecipeWidget : GuiEventListener, Renderable, NarratableEntry {
 		this._focused = focused
 	}
 
-	override fun getRectangle(): ScreenRectangle {
-		return rect.asScreenRectangle()
-	}
-
 	override fun isFocused(): Boolean {
 		return this._focused
 	}
diff --git a/src/main/kotlin/features/mining/HotmPresets.kt b/src/main/kotlin/features/mining/HotmPresets.kt
index 5316211..4930f90 100644
--- a/src/main/kotlin/features/mining/HotmPresets.kt
+++ b/src/main/kotlin/features/mining/HotmPresets.kt
@@ -24,6 +24,7 @@ import moe.nea.firmament.util.ClipboardUtils
 import moe.nea.firmament.util.MC
 import moe.nea.firmament.util.TemplateUtil
 import moe.nea.firmament.util.TimeMark
+import moe.nea.firmament.util.accessors.castAccessor
 import moe.nea.firmament.util.customgui.CustomGui
 import moe.nea.firmament.util.customgui.customGui
 import moe.nea.firmament.util.mc.CommonTextures
@@ -124,7 +125,7 @@ object HotmPresets {
 				screen.height / 2 - 100,
 				300, 200
 			)
-			val screen = screen as AccessorHandledScreen
+			val screen = screen.castAccessor()
 			screen.x_Firmament = bounds.x
 			screen.y_Firmament = bounds.y
 			screen.backgroundWidth_Firmament = bounds.width
@@ -156,7 +157,9 @@ object HotmPresets {
 				}
 			}
 			if (allRows == coveredRows) {
-				ClipboardUtils.setTextContent(TemplateUtil.encodeTemplate(SHARE_PREFIX, HotmPreset(
+				ClipboardUtils.setTextContent(
+					TemplateUtil.encodeTemplate(
+					SHARE_PREFIX, HotmPreset(
 					unlockedPerks.map { PerkPreset(it) }
 				)))
 				hasAll = true
diff --git a/src/main/kotlin/impl/v1/FirmamentAPIImpl.kt b/src/main/kotlin/impl/v1/FirmamentAPIImpl.kt
index d5fc0de..3ca4778 100644
--- a/src/main/kotlin/impl/v1/FirmamentAPIImpl.kt
+++ b/src/main/kotlin/impl/v1/FirmamentAPIImpl.kt
@@ -1,14 +1,16 @@
 package moe.nea.firmament.impl.v1
 
-import com.mojang.blaze3d.platform.InputConstants
 import java.util.Collections
 import java.util.Optional
 import net.fabricmc.loader.api.FabricLoader
 import kotlin.jvm.optionals.getOrNull
+import net.minecraft.world.item.ItemStack
 import moe.nea.firmament.Firmament
 import moe.nea.firmament.api.v1.FirmamentAPI
 import moe.nea.firmament.api.v1.FirmamentExtension
 import moe.nea.firmament.api.v1.FirmamentItemWidget
+import moe.nea.firmament.features.items.recipes.ItemList
+import moe.nea.firmament.repo.ExpensiveItemCacheApi
 import moe.nea.firmament.util.MC
 import moe.nea.firmament.util.intoOptional
 
@@ -21,6 +23,7 @@ object FirmamentAPIImpl : FirmamentAPI() {
 		return Collections.unmodifiableList(_extensions)
 	}
 
+	@OptIn(ExpensiveItemCacheApi::class)
 	override fun getHoveredItemWidget(): Optional<FirmamentItemWidget> {
 		val mouse = MC.instance.mouseHandler
 		val window = MC.window
@@ -30,6 +33,22 @@ object FirmamentAPIImpl : FirmamentAPI() {
 			?.getChildAt(xpos, ypos)
 			?.getOrNull()
 		if (widget is FirmamentItemWidget) return widget.intoOptional()
+		val itemListStack = ItemList.findStackUnder(xpos.toInt(), ypos.toInt())
+		if (itemListStack != null)
+			return object : FirmamentItemWidget {
+				override fun getPlacement(): FirmamentItemWidget.Placement {
+					return FirmamentItemWidget.Placement.ITEM_LIST
+				}
+
+				override fun getItemStack(): ItemStack {
+					return itemListStack.second.asImmutableItemStack()
+				}
+
+				override fun getSkyBlockId(): String {
+					return itemListStack.second.skyblockId.neuItem
+				}
+
+			}.intoOptional()
 		return Optional.empty()
 	}
 
diff --git a/src/main/kotlin/repo/SBItemStack.kt b/src/main/kotlin/repo/SBItemStack.kt
index 80cd5d7..89e53e8 100644
--- a/src/main/kotlin/repo/SBItemStack.kt
+++ b/src/main/kotlin/repo/SBItemStack.kt
@@ -329,7 +329,9 @@ data class SBItemStack constructor(
 		val reforge = ReforgeStore.modifierLut[reforgeId] ?: return
 		val reforgeStats = reforge.reforgeStats?.get(rarity) ?: mapOf()
 		itemStack.displayNameAccordingToNbt = itemStack.displayNameAccordingToNbt.copy()
-			.prepend(Component.literal(reforge.reforgeName + " ").withStyle(Rarity.colourMap[rarity] ?: ChatFormatting.WHITE))
+			.prepend(
+				Component.literal(reforge.reforgeName + " ").withStyle(Rarity.colourMap[rarity] ?: ChatFormatting.WHITE)
+			)
 		val data = itemStack.extraAttributes.copy()
 		data.putString("modifier", reforgeId.id)
 		itemStack.extraAttributes = data
@@ -355,6 +357,7 @@ data class SBItemStack constructor(
 	// TODO: avoid instantiating the item stack here
 	@ExpensiveItemCacheApi
 	val itemType: ItemType? get() = ItemType.fromItemStack(asImmutableItemStack())
+
 	@ExpensiveItemCacheApi
 	val rarity: Rarity? get() = Rarity.fromItem(asImmutableItemStack())
 
@@ -391,6 +394,13 @@ data class SBItemStack constructor(
 		}
 
 
+	/**
+	 * estimate the lore content without creating an itemstack instance
+	 */
+	fun estimateLore(): List<Component> {
+		return (neuItem?.lore?.map { ItemCache.un189Lore(it) } ?: emptyList()) + extraLore
+	}
+
 	private fun starString(stars: Int): Component {
 		if (stars <= 0) return Component.empty()
 		// TODO: idk master stars
diff --git a/src/main/kotlin/util/accessors/GetRectangle.kt b/src/main/kotlin/util/accessors/GetRectangle.kt
index 05ecfa9..109de94 100644
--- a/src/main/kotlin/util/accessors/GetRectangle.kt
+++ b/src/main/kotlin/util/accessors/GetRectangle.kt
@@ -7,7 +7,7 @@ import net.minecraft.client.gui.screens.inventory.AbstractContainerScreen
 import moe.nea.firmament.mixins.accessor.AccessorHandledScreen
 
 fun AbstractContainerScreen<*>.getProperRectangle(): Rectangle {
-    this as AccessorHandledScreen
+    this.castAccessor()
     return Rectangle(
         getX_Firmament(),
         getY_Firmament(),
diff --git a/src/main/kotlin/util/accessors/castAccessor.kt b/src/main/kotlin/util/accessors/castAccessor.kt
new file mode 100644
index 0000000..0ac85a2
--- /dev/null
+++ b/src/main/kotlin/util/accessors/castAccessor.kt
@@ -0,0 +1,16 @@
+@file:OptIn(ExperimentalContracts::class)
+
+package moe.nea.firmament.util.accessors
+
+import kotlin.contracts.ExperimentalContracts
+import kotlin.contracts.contract
+import net.minecraft.client.gui.screens.inventory.AbstractContainerScreen
+import moe.nea.firmament.mixins.accessor.AccessorHandledScreen
+
+
+inline fun AbstractContainerScreen<*>.castAccessor(): AccessorHandledScreen {
+	contract {
+		returns() implies (this@castAccessor is AccessorHandledScreen)
+	}
+	return this as AccessorHandledScreen
+}
diff --git a/src/texturePacks/java/moe/nea/firmament/features/texturepack/CustomScreenLayouts.kt b/src/texturePacks/java/moe/nea/firmament/features/texturepack/CustomScreenLayouts.kt
index 10bbeea..e026365 100644
--- a/src/texturePacks/java/moe/nea/firmament/features/texturepack/CustomScreenLayouts.kt
+++ b/src/texturePacks/java/moe/nea/firmament/features/texturepack/CustomScreenLayouts.kt
@@ -31,6 +31,7 @@ import moe.nea.firmament.mixins.accessor.AccessorHandledScreen
 import moe.nea.firmament.mixins.accessor.AccessorScreenHandler
 import moe.nea.firmament.util.ErrorUtil.intoCatch
 import moe.nea.firmament.util.IdentifierSerializer
+import moe.nea.firmament.util.accessors.castAccessor
 
 object CustomScreenLayouts : SimplePreparableReloadListener<List<CustomScreenLayouts.CustomScreenLayout>>() {
 
@@ -102,7 +103,7 @@ object CustomScreenLayouts : SimplePreparableReloadListener<List<CustomScreenLay
 		}
 
 		fun renderGeneric(context: GuiGraphics, screen: AbstractContainerScreen<*>) {
-			screen as AccessorHandledScreen
+			screen.castAccessor()
 			val originalX: Int = (screen.width - screen.backgroundWidth_Firmament) / 2
 			val originalY: Int = (screen.height - screen.backgroundHeight_Firmament) / 2
 			val modifiedX = originalX + this.x