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testing the GDX's LZMA de/compressor

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This commit is contained in:
minjaesong
2018-10-06 00:49:06 +09:00
parent 83fd44df4c
commit d71744b240
11 changed files with 526 additions and 110 deletions
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58
src/net/torvald/terrarum/serialise/WriteLayerDataZip.kt
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@@ -26,7 +26,7 @@ import java.util.zip.GZIPOutputStream
// internal for everything: prevent malicious module from messing up the savedata
internal object WriteLayerDataZip {
// FIXME output seems legit, but I can't confirm right now !!
// FIXME TERRAIN DAMAGE UNTESTED
// 2400x800 world size, default comp level: about 90 kB
@@ -189,59 +189,3 @@ internal object WriteLayerDataZip {
}
fun Int.toLittle() = byteArrayOf(
this.and(0xFF).toByte(),
this.ushr(8).and(0xFF).toByte(),
this.ushr(16).and(0xFF).toByte(),
this.ushr(24).and(0xFF).toByte()
)
fun Long.toLittle() = byteArrayOf(
this.and(0xFF).toByte(),
this.ushr(8).and(0xFF).toByte(),
this.ushr(16).and(0xFF).toByte(),
this.ushr(24).and(0xFF).toByte(),
this.ushr(32).and(0xFF).toByte(),
this.ushr(40).and(0xFF).toByte(),
this.ushr(48).and(0xFF).toByte(),
this.ushr(56).and(0xFF).toByte()
)
fun Long.toLittle48() = byteArrayOf(
this.and(0xFF).toByte(),
this.ushr(8).and(0xFF).toByte(),
this.ushr(16).and(0xFF).toByte(),
this.ushr(24).and(0xFF).toByte(),
this.ushr(32).and(0xFF).toByte(),
this.ushr(40).and(0xFF).toByte()
)
fun Double.toLittle() = java.lang.Double.doubleToRawLongBits(this).toLittle()
fun Boolean.toLittle() = byteArrayOf(if (this) 0xFF.toByte() else 0.toByte())
fun ByteArray.toLittleInt() =
if (this.size != 4) throw Error("Array not in size of 4")
else this[0].toUint() or
this[1].toUint().shl(8) or
this[2].toUint().shl(16) or
this[3].toUint().shl(24)
fun ByteArray.toLittleLong() =
if (this.size != 8) throw Error("Array not in size of 8")
else this[0].toUlong() or
this[1].toUlong().shl(8) or
this[2].toUlong().shl(16) or
this[3].toUlong().shl(24) or
this[4].toUlong().shl(32) or
this[5].toUlong().shl(40) or
this[6].toUlong().shl(48) or
this[7].toUlong().shl(56)
fun ByteArray.toLittleInt48() =
if (this.size != 6) throw Error("Array not in size of 6")
else this[0].toUlong() or
this[1].toUlong().shl(8) or
this[2].toUlong().shl(16) or
this[3].toUlong().shl(24) or
this[4].toUlong().shl(32) or
this[5].toUlong().shl(40)
fun ByteArray.toLittleFloat() = java.lang.Float.intBitsToFloat(this.toLittleInt())
fun Byte.toUlong() = java.lang.Byte.toUnsignedLong(this)
fun Byte.toUint() = java.lang.Byte.toUnsignedInt(this)