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Added rest of the decoders + cache lib. Added npc spawn parser for the "nx_y" archive

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woahscam 2021-10-28 15:17:17 -04:00
parent c83268feab
commit c75fa8e8c9
13 changed files with 86 additions and 182 deletions
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46
src/main/kotlin/cacheops/cache/definition/decoder/MapTileDecoder.kt vendored Normal file
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package cacheops.cache.definition.decoder
import cacheops.cache.definition.data.MapDefinition
import cacheops.cache.definition.data.MapTile
import ext.unsignedByte
import java.nio.ByteBuffer
class MapTileDecoder {
fun readLoop(definition: MapDefinition, buffer: ByteBuffer) {
for (plane in 0 until 4) {
for (localX in 0 until 64) {
for (localY in 0 until 64) {
var height = 0
var attrOpcode = 0
var overlayPath = 0
var overlayRotation = 0
var overlayId = 0
var settings = 0
var underlayId = 0
loop@ while (true) {
val config = buffer.unsignedByte()
if (config == 0) {
break@loop
} else if (config == 1) {
height = buffer.unsignedByte()
break@loop
} else if (config <= 49) {
attrOpcode = config
overlayId = buffer.unsignedByte()
overlayPath = (config - 2) / 4
overlayRotation = 3 and (config - 2)
} else if (config <= 81) {
settings = config - 49
} else {
underlayId = (config - 81) and 0xff
}
}
if (height != 0 || attrOpcode != 0 || overlayPath != 0 || overlayRotation != 0 || overlayId != 0 || settings != 0 || underlayId != 0) {
definition.setTile(localX, localY, plane, MapTile(height, attrOpcode, overlayId, overlayPath, overlayRotation, settings, underlayId))
}
}
}
}
}
}