ByteDice/BDE_ParticleSys
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got a bunch of ticking things to work

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ByteDice
2024-11-16 17:24:51 +01:00
parent 9c8c584361
commit c5d828514b
6 changed files with 77 additions and 59 deletions
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src/main/kotlin/com/bytedice/bde_particles/Bde_particles.kt
+1 -3
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@@ -60,9 +60,7 @@ class Bde_particles : ModInitializer {
fun init() {
addToParticleRegister("DEBUG", ParticleEmitterParams(loopDur = 20))
addToParticleRegister("DEBUG", ParticleEmitterParams(loopDur = 1, particleTypes = arrayOf(Particle(ParticleParams(lifeTime = 60)))))
}
src/main/kotlin/com/bytedice/bde_particles/DisplayEntity.kt
+14 -18
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@@ -8,23 +8,22 @@ import net.minecraft.nbt.NbtList
import net.minecraft.nbt.NbtString
import net.minecraft.server.world.ServerWorld
class DisplayEntity(var properties: DisplayEntityProperties?) {
class DisplayEntity(private var properties: DisplayEntityProperties?) {
private var hasSpawned = false
private var entity: BlockDisplayEntity? = null
fun spawn(world: ServerWorld) : BlockDisplayEntity? {
if (hasSpawned || properties == null) { return null }
fun spawn(world: ServerWorld) {
if (hasSpawned || properties == null) { return }
val e = updateProperties(world, properties!!)
world.spawnEntity(e)
entity = BlockDisplayEntity(EntityType.BLOCK_DISPLAY, world)
updateProperties(properties!!)
world.spawnEntity(entity)
this.hasSpawned = true
return e
}
fun updateProperties(world: ServerWorld, properties: DisplayEntityProperties) : BlockDisplayEntity {
val e = BlockDisplayEntity(EntityType.BLOCK_DISPLAY, world)
fun updateProperties(properties: DisplayEntityProperties) {
val nbt = NbtCompound().apply {
val tagList = NbtList()
@@ -60,24 +59,21 @@ class DisplayEntity(var properties: DisplayEntityProperties?) {
add(NbtFloat.of(properties.rightRotation.w))
}
put("translation", offsetList)
put("left_rotation", rotList)
put("scale", scaleList)
put("translation", offsetList)
put("left_rotation", rotList)
put("scale", scaleList)
put("right_rotation", rightRotList)
})
}
e.readNbt(nbt)
entity?.readNbt(nbt)
entity?.refreshPositionAndAngles(properties.pos.x, properties.pos.y, properties.pos.z, properties.rot.x, properties.rot.y)
e.refreshPositionAndAngles(properties.pos.x, properties.pos.y, properties.pos.z, properties.rot.x, properties.rot.y)
entity = e
this.properties = properties
return e
}
fun kill() {
if (entity == null) { println("BPS - Particle entity is null!"); return }
entity?.kill()
}
}
src/main/kotlin/com/bytedice/bde_particles/math/main.kt
+9
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@@ -41,6 +41,15 @@ fun randomFloatBetween(min: Float, max: Float) : Float {
}
fun randomBetweenVector3f(min: Vector3f, max: Vector3f) : Vector3f {
return Vector3f(
randomFloatBetween(min.x, max.x),
randomFloatBetween(min.y, max.y),
randomFloatBetween(min.z, max.z)
)
}
fun eulerToQuat(euler: Vector3f): Vector4f {
val roll = euler.x
val pitch = euler.y
src/main/kotlin/com/bytedice/bde_particles/particle/Particle.kt
+45 -32
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@@ -10,37 +10,32 @@ import kotlin.math.round
class Particle(private val particleParams: ParticleParams) {
private val rot = Vector3f(
randomFloatBetween(particleParams.rotRandom.first.x, particleParams.rotRandom.second.x),
randomFloatBetween(particleParams.rotRandom.first.y, particleParams.rotRandom.second.x),
randomFloatBetween(particleParams.rotRandom.first.z, particleParams.rotRandom.second.z)
)
private val rotVel = Vector3f(
randomFloatBetween(particleParams.rotVelRandom.first.x, particleParams.rotVelRandom.second.x),
randomFloatBetween(particleParams.rotVelRandom.first.y, particleParams.rotVelRandom.second.x),
randomFloatBetween(particleParams.rotVelRandom.first.z, particleParams.rotVelRandom.second.z)
)
private val scale = Vector3f(
randomFloatBetween(particleParams.sizeRandom.first.x, particleParams.sizeRandom.second.x),
randomFloatBetween(particleParams.sizeRandom.first.y, particleParams.sizeRandom.second.x),
randomFloatBetween(particleParams.sizeRandom.first.z, particleParams.sizeRandom.second.z)
)
private val initOffset = Vector3f(-0.5f, -0.5f, -0.5f)
private var offset = Vector3f(0.0f, 0.0f, 0.0f)
private var pos = Vec3d(0.0, 0.0, 0.0)
private val rot = randomBetweenVector3f(particleParams.rotRandom.first, particleParams.rotRandom.second)
private val rotVel = randomBetweenVector3f(particleParams.rotVelRandom.first, particleParams.rotVelRandom.second)
private val scale = randomBetweenVector3f(particleParams.sizeRandom.first, particleParams.sizeRandom.second)
private var vel = randomBetweenVector3f(particleParams.velRandom.first, particleParams.velRandom.second)
private var blockDisplay: DisplayEntity? = null
private val quatRot = eulerToQuat(rot)
private val scaleOffset = transformOffsetByScale(initOffset, scale)
private val rotOffset = transformOffsetByQuat(scaleOffset, quatRot)
var isDead = false
private var timeAlive = 0
private var isInit = false
fun init(pos: Vec3d) {
val offset = Vector3f(-0.5f, -0.5f, -0.5f)
val quatRot = eulerToQuat(rot)
val scaleOffset = transformOffsetByScale(offset, scale)
val rotOffset = transformOffsetByQuat(scaleOffset, quatRot)
fun init(pos: Vec3d) {
this.pos = pos
val properties = DisplayEntityProperties(
pos = pos,
pos = this.pos,
blockType = particleParams.blockCurve[0],
translation = rotOffset,
leftRotation = quatRot,
@@ -60,14 +55,12 @@ class Particle(private val particleParams: ParticleParams) {
}
fun tick(world: ServerWorld) {
fun tick() {
if (!isInit) { error("Particle is not initialized before being ticked. Please use Particle.init() to initialize it.") }
val properties = blockDisplay?.properties ?: return
val newProperties = calculateNewProperties()
blockDisplay?.updateProperties(world, newProperties)
blockDisplay?.updateProperties(newProperties)
if (timeAlive > particleParams.lifeTime) { isDead = true; blockDisplay?.kill() }
@@ -76,17 +69,37 @@ class Particle(private val particleParams: ParticleParams) {
private fun calculateNewProperties() : DisplayEntityProperties {
val newBlockIdx = round(lerp(
0.0f,
particleParams.blockCurve.lastIndex.toFloat(),
(timeAlive.toFloat() / particleParams.lifeTime.toFloat()).coerceIn(0.0f, 1.0f)
)).toInt()
fun calculateBlockCurve() : String {
val newBlockIdx = round(
lerp(
0.0f,
particleParams.blockCurve.lastIndex.toFloat(),
(timeAlive.toFloat() / particleParams.lifeTime.toFloat()).coerceIn(0.0f, 1.0f)
)
).toInt()
val newBlock = particleParams.blockCurve[newBlockIdx]
return particleParams.blockCurve[newBlockIdx]
}
fun calculateOffset() : Vector3f {
vel = vel.add(particleParams.gravity)
vel = vel.mul(1.0f - particleParams.drag)
offset = offset.add(vel)
return rotOffset.add(offset)
}
val newBlock = calculateBlockCurve()
val newOffset = calculateOffset()
val newProperties = DisplayEntityProperties(
blockType = newBlock
pos = pos,
blockType = newBlock,
translation = newOffset,
leftRotation = quatRot,
scale = scale,
tags = arrayOf("BPS_Particle")
)
return newProperties
src/main/kotlin/com/bytedice/bde_particles/particle/ParticleEmitter.kt
+6 -3
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@@ -16,11 +16,14 @@ class ParticleEmitter(emitterPos: Vec3d, emitterWorld: ServerWorld, emitterParam
private var loopDur = 0
private var loopDelayActive = false
private var isCounting = true
var isDead = false
fun tick() {
count()
if (isCounting) { count() }
if (!isCounting && allParticles.isEmpty()) { isDead = true }
if (!loopDelayActive) {
repeat(this.params.spawnsPerTick) {
@@ -33,7 +36,7 @@ class ParticleEmitter(emitterPos: Vec3d, emitterWorld: ServerWorld, emitterParam
for (particle in allParticles) {
if (particle.isDead) { allParticles = allParticles.toMutableList().apply { remove(particle) }.toTypedArray() }
else { particle.tick(world) }
else { particle.tick() }
}
}
@@ -43,7 +46,7 @@ class ParticleEmitter(emitterPos: Vec3d, emitterWorld: ServerWorld, emitterParam
loopCount += 1
loopDur = 0
loopDelayActive = true
if (!params.loop) { isDead = true }
if (!params.loop) { isCounting = false }
}
else if (loopDelay >= params.loopDelay) {
loopDelay = 0
src/main/kotlin/com/bytedice/bde_particles/particle/ParticleParams.kt
+2 -3
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@@ -1,6 +1,5 @@
package com.bytedice.bde_particles.particle
import net.minecraft.util.math.Vec3d
import org.joml.Vector3f
data class ParticleParams (
@@ -11,9 +10,9 @@ data class ParticleParams (
val rotVelCurve: Array<Vector3f> = arrayOf(Vector3f(1.0f, 1.0f, 1.0f), Vector3f(0.0f, 0.0f, 0.0f)),
val sizeRandom: Pair<Vector3f, Vector3f> = Pair(Vector3f(0.5f, 0.5f, 0.5f), Vector3f(1.0f, 1.0f, 1.0f)),
val sizeCurve: Array<Vector3f> = arrayOf(Vector3f(1.0f, 1.0f, 1.0f), Vector3f(0.0f, 0.0f, 0.0f)),
val velRandom: Pair<Vector3f, Vector3f> = Pair(Vector3f(1.0f, 1.0f, 1.0f), Vector3f(5.0f, 5.0f, 5.0f)),
val velRandom: Pair<Vector3f, Vector3f> = Pair(Vector3f(-0.1f, 0.1f, -0.1f), Vector3f(0.1f, 0.2f, 0.1f)),
val forceFields: ForceField = ForceField(),
val gravity: Vec3d = Vec3d(0.0, -9.0, 0.0),
val gravity: Vector3f = Vector3f(0.0f, -0.025f, 0.0f),
val drag: Float = 0.2f,
val minVel: Float = 0.003f,
val lifeTime: Int = 20