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player sprites now aligned to hitbox && drawn at centre of the screen

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minjaesong
2017-10-13 00:36:03 +09:00
parent 969b3e0b81
commit 162ce046fb
8 changed files with 58 additions and 82 deletions
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15
src/net/torvald/terrarum/worlddrawer/WorldCamera.kt
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@@ -4,7 +4,6 @@ import com.jme3.math.FastMath
import net.torvald.terrarum.Terrarum
import net.torvald.terrarum.gameactors.*
import net.torvald.terrarum.gameworld.GameWorld
import net.torvald.terrarum.round
/**
* Created by minjaesong on 2016-12-30.
@@ -31,24 +30,22 @@ object WorldCamera {
fun update(world: GameWorld, player: ActorWithPhysics) {
// FIXME player is stucked to the left (titlescreen AND ingame)
width = FastMath.ceil(Terrarum.WIDTH / (Terrarum.ingame?.screenZoom ?: 1f)) // div, not mul
height = FastMath.ceil(Terrarum.HEIGHT / (Terrarum.ingame?.screenZoom ?: 1f))
// TOP-LEFT position of camera border
x = player.hitbox.centeredX.toFloat().minus(width / 2).floorInt() // X only: ROUNDWORLD implementation
// some hacky equation to position player at the dead centre
// NOT tested for WorldDrawer sampling negative coord for its drawing (which causes some fucking artefacts)
x = ((player.hitbox.centeredX + player.hitbox.width).toFloat() - (width / 2)).floorInt() // X only: ROUNDWORLD implementation
y = (FastMath.clamp(
player.hitbox.centeredY.toFloat() - height / 2,
TILE_SIZE.toFloat(),
world.height * TILE_SIZE - height - TILE_SIZE.toFloat()
)).floorInt().clampCameraY(world)
}
private fun Int.clampCameraY(world: GameWorld): Int {