curioustorvald/Terrarum
1
0
Fork 0
mirror of https://github.com/curioustorvald/Terrarum.git synced 2026-06-13 12:04:06 +09:00
Code Issues Packages Projects Releases Wiki Activity

limitedly successful attempt to create a title screen

Browse Source
This commit is contained in:
minjaesong
2017-07-20 00:36:41 +09:00
parent 33a774b5b7
commit 528fdc9fc5
34 changed files with 1168 additions and 410 deletions
Download Patch File Download Diff File Expand all files Collapse all files

12
src/net/torvald/terrarum/gameworld/MapLayer.kt
View File

@@ -1,14 +1,16 @@
package net.torvald.terrarum.gameworld
import net.torvald.terrarum.virtualcomputer.tvd.ByteArray64
/**
* Created by minjaesong on 16-01-17.
*/
class MapLayer(val width: Int, val height: Int) : Iterable<Byte> {
internal @Volatile var data: Array<ByteArray> // in parallel programming: do not trust your register; always read freshly from RAM!
internal @Volatile var data: ByteArray // in parallel programming: do not trust your register; always read freshly from RAM!
init {
data = Array(height) { ByteArray(width) }
data = ByteArray(width * height)
}
/**
@@ -31,7 +33,7 @@ class MapLayer(val width: Int, val height: Int) : Iterable<Byte> {
// advance counter
iteratorCount += 1
return data[y][x]
return data[y * width + x]
}
}
}
@@ -40,11 +42,11 @@ class MapLayer(val width: Int, val height: Int) : Iterable<Byte> {
return if (x !in 0..width - 1 || y !in 0..height - 1)
null
else
data[y][x].toUint()
data[y * width + x].toUint()
}
internal fun setTile(x: Int, y: Int, tile: Byte) {
data[y][x] = tile
data[y * width + x] = tile
}
fun isInBound(x: Int, y: Int) = (x >= 0 && y >= 0 && x < width && y < height)