CHUNK ORDERING CHANGED/chunk loading screen

src/net/torvald/terrarum/modulebasegame/ChunkLoadingLoadScreen.kt

@@ -0,0 +1,101 @@
+package net.torvald.terrarum.modulebasegame
+
+import com.badlogic.gdx.graphics.Color
+import com.badlogic.gdx.graphics.Pixmap
+import com.badlogic.gdx.graphics.Texture
+import net.torvald.terrarum.*
+import net.torvald.terrarum.gameworld.GameWorld
+import net.torvald.terrarum.ui.Toolkit
+import kotlin.math.roundToInt
+
+/**
+ * Created by minjaesong on 2021-09-14.
+ */
+class ChunkLoadingLoadScreen(screenToBeLoaded: IngameInstance, private val worldwidth: Int, private val worldheight: Int, override var preLoadJob: (LoadScreenBase) -> Unit) : LoadScreenBase() {
+
+    override var screenToLoad: IngameInstance? = screenToBeLoaded
+    private val world: GameWorld // must use Getter, as the field WILL BE redefined by the TerrarumIngame.enterCreateNewWorld() !
+        get() = screenToLoad!!.world
+
+    private var previewWidth = (App.scr.width * WorldgenLoadScreen.WIDTH_RATIO).roundToInt()
+    private var previewHeight = (App.scr.width * WorldgenLoadScreen.WIDTH_RATIO * worldheight / worldwidth).roundToInt()
+
+    private lateinit var previewPixmap: Pixmap
+    private lateinit var previewTexture: Texture
+
+    private var previewRenderCounter = 0f
+
+
+    // NOTE: actual world init and terragen is called by TerrarumIngame.enterLoadFromSave()
+    override fun show() {
+        super.show()
+
+        previewPixmap = Pixmap(previewWidth, previewHeight, Pixmap.Format.RGBA8888)
+        previewTexture = Texture(1, 1, Pixmap.Format.RGBA8888)
+
+        previewPixmap.setColor(Color.BLACK)
+        previewPixmap.fill()
+    }
+
+    override fun render(delta: Float) {
+        gdxClearAndSetBlend(.094f, .094f, .094f, 0f)
+
+
+        if (worldwidth != -1 && worldheight != -1) {
+
+            previewRenderCounter += delta
+            if (previewRenderCounter >= WorldgenLoadScreen.PREVIEW_UPDATE_RATE) {
+                previewRenderCounter -= WorldgenLoadScreen.PREVIEW_UPDATE_RATE
+                renderToPreview()
+                previewTexture.dispose()
+                previewTexture = Texture(previewPixmap)
+            }
+
+
+            App.batch.inUse {
+                it.color = Color.WHITE
+                val previewX = (App.scr.width - previewWidth).div(2f).round()
+                val previewY = (App.scr.height - previewHeight.times(1.5f)).div(2f).round()
+                Toolkit.drawBoxBorder(it, previewX.toInt() - 1, previewY.toInt() - 1, previewWidth + 2, previewHeight + 2)
+                it.draw(previewTexture,
+                        previewX,
+                        previewY
+                )
+                val text = messages.getHeadElem() ?: ""
+                App.fontGame.draw(it,
+                        text,
+                        (App.scr.width - App.fontGame.getWidth(text)).div(2f).round(),
+                        previewY + previewHeight + 98 - App.fontGame.lineHeight
+                )
+            }
+
+        }
+
+        super.render(delta)
+    }
+
+    private fun renderToPreview() {
+        for (y in 0 until previewHeight) {
+            for (x in 0 until previewWidth) {
+                val wx = (world.width.toFloat() / previewWidth * x).roundToInt()
+                val wy = (world.height.toFloat() / previewHeight * y).roundToInt()
+
+                val outCol = if (BlockCodex[world.getTileFromTerrain(wx, wy)].isSolid) WorldgenLoadScreen.COL_TERR
+                else if (BlockCodex[world.getTileFromWall(wx, wy)].isSolid) WorldgenLoadScreen.COL_WALLED
+                else WorldgenLoadScreen.COL_AIR
+
+                previewPixmap.setColor(outCol)
+                previewPixmap.drawPixel(x, previewHeight - 1 - y) // this flips Y
+            }
+        }
+
+    }
+
+
+    override fun dispose() {
+        if (!previewPixmap.isDisposed)
+            previewPixmap.dispose()
+
+        previewTexture.dispose()
+    }
+}

src/net/torvald/terrarum/modulebasegame/WorldgenLoadScreen.kt

@@ -26,12 +26,12 @@ class WorldgenLoadScreen(screenToBeLoaded: IngameInstance, private val worldwidt
         get() = screenToLoad!!.world
 
     companion object {
-        private const val WIDTH_RATIO = 0.7
-        private const val PREVIEW_UPDATE_RATE = App.UPDATE_RATE
+        const val WIDTH_RATIO = 0.7
+        const val PREVIEW_UPDATE_RATE = App.UPDATE_RATE
 
-        private val COL_TERR = Color.WHITE
-        private val COL_WALLED = Color(.5f, .5f, .5f, 1f)
-        private val COL_AIR = Color.BLACK
+        val COL_TERR = Color.WHITE
+        val COL_WALLED = Color(.5f, .5f, .5f, 1f)
+        val COL_AIR = Color.BLACK
     }
 
     private val previewWidth = (App.scr.width * WIDTH_RATIO).roundToInt()

src/net/torvald/terrarum/serialise/WriteSavegame.kt

@@ -7,6 +7,7 @@ import net.torvald.terrarum.App.printdbg
 import net.torvald.terrarum.console.Echo
 import net.torvald.terrarum.gameworld.BlockLayer
 import net.torvald.terrarum.langpack.Lang
+import net.torvald.terrarum.modulebasegame.ChunkLoadingLoadScreen
 import net.torvald.terrarum.modulebasegame.IngameRenderer
 import net.torvald.terrarum.modulebasegame.TerrarumIngame
 import net.torvald.terrarum.modulebasegame.gameactors.IngamePlayer
@@ -106,9 +107,9 @@ object WriteSavegame {
             val cw = ingame.world.width / LandUtil.CHUNK_W
             val ch = ingame.world.height / LandUtil.CHUNK_H
             for (layer in layers.indices) {
-                for (cy in 0 until ch) {
-                    for (cx in 0 until cw) {
-                        val chunkNumber = (cy * cw + cx).toLong()
+                for (cx in 0 until cw) {
+                    for (cy in 0 until ch) {
+                        val chunkNumber = (cx * ch + cy).toLong()
                         val chunkBytes = WriteWorld.encodeChunk(layers[layer], cx, cy)
                         val entryID = worldNum.toLong().shl(32) or layer.toLong().shl(24) or chunkNumber
 
@@ -160,24 +161,18 @@ object LoadSavegame {
     operator fun invoke(disk: VirtualDisk) {
         val newIngame = TerrarumIngame(App.batch)
 
+        val meta = ReadMeta(disk)
+
+        // NOTE: do NOT set ingame.actorNowPlaying as one read directly from the disk;
+        // you'll inevitably read the player actor twice, and they're separate instances of the player!
+        val currentWorld = (ReadActor.readActorBare(getFileReader(disk, Terrarum.PLAYER_REF_ID.toLong())) as IngamePlayer).worldCurrentlyPlaying
+        val world = ReadWorld(getFileReader(disk, currentWorld.toLong()))
 
 
 
-        val loadJob = { loadscreen: LoadScreenBase ->
-            val meta = ReadMeta(disk)
-
-            loadscreen.addMessage("${Lang["MENU_LABEL_WELCOME"]} !")
-
-
-            // NOTE: do NOT set ingame.actorNowPlaying as one read directly from the disk;
-            // you'll inevitably read the player actor twice, and they're separate instances of the player!
-            val currentWorld = (ReadActor.readActorBare(getFileReader(disk, Terrarum.PLAYER_REF_ID.toLong())) as IngamePlayer).worldCurrentlyPlaying
-            val world = ReadWorld(getFileReader(disk, currentWorld.toLong()))
-
-            loadscreen.addMessage("${Lang["MENU_LABEL_WORLD"]} : $currentWorld")
-            loadscreen.addMessage("${Lang["MENU_OPTIONS_SIZE"]} : ${world.width}x${world.height}")
-
 
+        val loadJob = { it: LoadScreenBase ->
+            val loadscreen = it as ChunkLoadingLoadScreen
             val actors = world.actors.distinct()//.map { ReadActor(getFileReader(disk, it.toLong())) }
     //        val block = Common.jsoner.fromJson(BlockCodex.javaClass, getUnzipInputStream(getFileBytes(disk, -16)))
             val item = Common.jsoner.fromJson(ItemCodex.javaClass, getUnzipInputStream(getFileBytes(disk, -17)))
@@ -204,19 +199,16 @@ object LoadSavegame {
             val worldnum = world.worldIndex.toLong()
             val cw = LandUtil.CHUNK_W;
             val ch = LandUtil.CHUNK_H
-            val chunksX = world.width / cw
+            val chunksY = world.height / ch
             val chunkCount = world.width * world.height / (cw * ch)
-            for (layer in 0L..1L) {
-                val worldLayer = world.getLayer(layer.toInt())
-                for (chunk in 0L until (world.width * world.height) / (cw * ch)) {
-
-                    loadscreen.addMessage("${Lang["MENU_IO_LOADING"]}  ${layer * chunkCount + chunk + 1}/${2 * chunkCount}")
-
+            val worldLayer = arrayOf(world.getLayer(0), world.getLayer(1))
+            for (chunk in 0L until (world.width * world.height) / (cw * ch)) {
+                for (layer in 0L..1L) {
                     val chunkFile = VDUtil.getAsNormalFile(disk, worldnum.shl(32) or layer.shl(24) or chunk)
-                    val cx = chunk % chunksX
-                    val cy = chunk / chunksX
+                    val cy = chunk % chunksY
+                    val cx = chunk / chunksY
 
-                    ReadWorld.decodeChunkToLayer(chunkFile.getContent(), worldLayer, cx.toInt(), cy.toInt())
+                    ReadWorld.decodeChunkToLayer(chunkFile.getContent(), worldLayer[layer.toInt()], cx.toInt(), cy.toInt())
                 }
             }
 
@@ -228,10 +220,9 @@ object LoadSavegame {
             printdbg(this, "Savegame loaded from ${disk.getDiskNameString(Common.CHARSET)}")
         }
 
-        SanicLoadScreen.preLoadJob = loadJob
-        SanicLoadScreen.screenToLoad = newIngame
+        val loadScreen = ChunkLoadingLoadScreen(newIngame, world.width, world.height, loadJob)
         Terrarum.setCurrentIngameInstance(newIngame)
-        App.setLoadScreen(SanicLoadScreen)
+        App.setLoadScreen(loadScreen)
 
 
     }