Files
Terrarum/src/net/torvald/terrarum/blockstats/BlockStats.kt
2018-06-21 17:33:22 +09:00

82 lines
2.7 KiB
Kotlin

package net.torvald.terrarum.blockstats
import net.torvald.terrarum.gameworld.GameWorld
import net.torvald.terrarum.gameworld.MapLayer
import net.torvald.terrarum.worlddrawer.BlocksDrawer
import net.torvald.terrarum.worlddrawer.FeaturesDrawer
import net.torvald.terrarum.Terrarum
import com.jme3.math.FastMath
import net.torvald.terrarum.modulebasegame.Ingame
import java.util.Arrays
/**
* Created by minjaesong on 2016-02-01.
*/
object BlockStats {
private val tilestat = ShortArray(GameWorld.TILES_SUPPORTED)
private val TSIZE = FeaturesDrawer.TILE_SIZE
/**
* Update tile stats from tiles on screen
*/
fun update() {
Arrays.fill(tilestat, 0.toShort())
// Get stats on no-zoomed screen area. In other words, will behave as if screen zoom were 1.0
// no matter how the screen is zoomed.
val map = (Terrarum.ingame!! as Ingame).world
val player = (Terrarum.ingame!! as Ingame).player
val renderWidth = FastMath.ceil(Terrarum.WIDTH.toFloat())
val renderHeight = FastMath.ceil(Terrarum.HEIGHT.toFloat())
val noZoomCameraX = Math.round(FastMath.clamp(
(player.hitbox?.centeredX?.toFloat() ?: 0f) - renderWidth / 2, TSIZE.toFloat(), map.width * TSIZE - renderWidth - TSIZE.toFloat()))
val noZoomCameraY = Math.round(FastMath.clamp(
(player.hitbox?.centeredY?.toFloat() ?: 0f) - renderHeight / 2, TSIZE.toFloat(), map.width * TSIZE - renderHeight - TSIZE.toFloat()))
val for_x_start = noZoomCameraX / TSIZE
val for_y_start = noZoomCameraY / TSIZE
val for_y_end = BlocksDrawer.clampHTile(for_y_start + (renderHeight / TSIZE) + 2)
val for_x_end = BlocksDrawer.clampWTile(for_x_start + (renderWidth / TSIZE) + 2)
for (y in for_y_start..for_y_end - 1) {
for (x in for_x_start..for_x_end - 1) {
val tileWall = map.getTileFromWall(x, y)
val tileTerrain = map.getTileFromTerrain(x, y)
++tilestat[tileWall ?: 0]
++tilestat[tileTerrain ?: 0]
}
}
}
fun getCount(vararg tile: Byte): Int {
var sum = 0
for (i in tile.indices) {
val newArgs = java.lang.Byte.toUnsignedInt(tile[i])
sum += java.lang.Short.toUnsignedInt(tilestat[newArgs])
}
return sum
}
fun getCount(vararg tile: Int): Int {
var sum = 0
for (i in tile.indices) {
sum += java.lang.Short.toUnsignedInt(tilestat[tile[i]])
}
return sum
}
/**
* @return copy of the stat data
*/
val statCopy: ShortArray
get() = Arrays.copyOf(tilestat, MapLayer.RANGE)
}