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curved parts on conveyor now works

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minjaesong
2025-03-25 14:15:34 +09:00
parent 42eee2bba7
commit 506ca7a7b1
2 changed files with 27 additions and 4 deletions
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24
src/net/torvald/terrarum/modulebasegame/gameactors/ActorConveyors.kt
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@@ -7,6 +7,7 @@ import net.torvald.terrarum.*
import net.torvald.terrarum.TerrarumAppConfiguration.TILE_SIZED
import net.torvald.terrarum.gameactors.ActorWithBody
import net.torvald.terrarum.gameworld.fmod
import net.torvald.terrarum.modulebasegame.worldgenerator.FOUR_PI
import net.torvald.terrarum.modulebasegame.worldgenerator.HALF_PI
import net.torvald.terrarum.modulebasegame.worldgenerator.TWO_PI
import org.lwjgl.opengl.GL11
@@ -225,9 +226,9 @@ class ActorConveyors : ActorWithBody {
// if the arc overlaps the larger arc...
if (arcStart in arcRange || arcEnd in arcRange)
drawArcOnWorld(cx2, cy2, r,
drawArcOnWorld2(cx2, cy2, r,
arcStart.coerceIn(arcRange), // this doesn't work due to sign flipping
arcSize.coerceIn(arcRange),
arcEnd.coerceIn(arcRange),
2f
)
}
@@ -299,6 +300,25 @@ class ActorConveyors : ActorWithBody {
}
}
private fun drawArcOnWorld2(xc: Double, yc: Double, r: Double, arcStart: Double, arcEnd: Double, width: Float, useLongArc: Boolean = false) {
// Calculate the arc angle (arcDeg) from arcStart and arcEnd
var arcDeg = arcEnd - arcStart
// Normalize arcDeg to be within [-2π, 2π]
arcDeg = ((arcDeg % TWO_PI) + TWO_PI) % TWO_PI
// Determine whether to use the long arc or short arc based on useLongArc
if (useLongArc && arcDeg < Math.PI) {
arcDeg -= TWO_PI // Convert to negative to get the long arc
} else if (!useLongArc && arcDeg > Math.PI) {
arcDeg -= TWO_PI // Use the shorter arc
}
// Call the original drawArcOnWorld function with the calculated arcDeg
drawArcOnWorld(xc, yc, r, arcStart, arcDeg, width)
}
/** Real time, in nanoseconds */
@Transient var spawnRequestedTime: Long = 0L
protected set

7
src/net/torvald/terrarum/modulebasegame/worldgenerator/Worldgen.kt
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@@ -618,5 +618,8 @@ infix fun Long.shake(other: String): Long {
return this shake XXHash64.hash(other.toByteArray(), this + 31)
}
val TWO_PI = Math.PI * 2.0
val HALF_PI = Math.PI / 2.0
val ONE_HALF_PI = 4.71238898038469
val TWO_PI = 6.283185307179586
val HALF_PI = 1.5707963267948966
val QUARTER_PI = 0.7853981633974483
val FOUR_PI = 12.566370614359172