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gamemode on savegame format

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This commit is contained in:
minjaesong
2023-10-20 20:23:38 +09:00
parent 90eb033431
commit 647c7ea865
2 changed files with 23 additions and 2 deletions
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15
src/net/torvald/terrarum/savegame/DiskSkimmer.kt
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@@ -392,7 +392,7 @@ removefile:
fun setSaveSnapshotVersion(snapshot: Snapshot?) { fun setSaveSnapshotVersion(snapshot: Snapshot?) {
val fa = RandomAccessFile(diskFile, "rwd") val fa = RandomAccessFile(diskFile, "rwd")
fa.seek(51L) fa.seek(52L)
if (snapshot == null) if (snapshot == null)
fa.write(byteArrayOf(0, 0)) fa.write(byteArrayOf(0, 0))
else else
@@ -400,6 +400,13 @@ removefile:
fa.close() fa.close()
} }
fun setGameMode(bits: Int) {
val fa = RandomAccessFile(diskFile, "rwd")
fa.seek(54L)
fa.writeByte(bits)
fa.close()
}
/** /**
* @return Save type (0b 0000 00ab) * @return Save type (0b 0000 00ab)
* b: unset - full save; set - quicksave (only applicable to worlds -- quicksave just means the disk is in dirty state) * b: unset - full save; set - quicksave (only applicable to worlds -- quicksave just means the disk is in dirty state)
@@ -440,6 +447,12 @@ removefile:
else Snapshot(byteArrayOf(b1, b2)) else Snapshot(byteArrayOf(b1, b2))
} }
fun getGameMode(): Int {
val fa = RandomAccessFile(diskFile, "rwd")
fa.seek(54L)
return fa.read().also { fa.close() }
}
override fun getDiskName(charset: Charset): String { override fun getDiskName(charset: Charset): String {

10
src/net/torvald/terrarum/savegame/VirtualDisk.kt
View File

@@ -87,7 +87,12 @@ Version 254 is a customised version of TEVD tailored to be used as a savegame fo
w: ISO Week Number (1-53) w: ISO Week Number (1-53)
Aaa: Alphabet (a->000, b->001, ... e->100, f->101, ..., h->111) Aaa: Alphabet (a->000, b->001, ... e->100, f->101, ..., h->111)
e.g. 23w40f is encoded as 1_0010111 101000_01 e.g. 23w40f is encoded as 1_0010111 101000_01
Int8[10] Extra info bytes reserved for future usage Int8 Game Mode (0b ww tttttt)
t: 0 - Undecided
1 - Survival (0.4.0+)
w: 0 - Singleplayer
2 - Multiplayer
Int8[9] Extra info bytes reserved for future usage
-- END extraInfoBytes -- -- END extraInfoBytes --
UInt8[236] Rest of the long disk name (268 bytes total) UInt8[236] Rest of the long disk name (268 bytes total)
@@ -183,6 +188,9 @@ class VirtualDisk(
Snapshot(extraInfoBytes.sliceArray(4..5)) Snapshot(extraInfoBytes.sliceArray(4..5))
} }
} }
var gamemode: Int
set(value) { extraInfoBytes[6] = value.toByte() }
get() = extraInfoBytes[6].toUint()
override fun getDiskName(charset: Charset) = diskName.toCanonicalString(charset) override fun getDiskName(charset: Charset) = diskName.toCanonicalString(charset)
val root: DiskEntry val root: DiskEntry