octarine-noise
77 lines
2.9 KiB
Kotlin
77 lines
2.9 KiB
Kotlin
package mods.betterfoliage.render.particle
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import mods.betterfoliage.BetterFoliage
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import mods.betterfoliage.render.AbstractParticle
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import mods.betterfoliage.resource.model.SpriteDelegate
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import mods.betterfoliage.resource.model.SpriteSetDelegate
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import mods.betterfoliage.util.*
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import net.minecraft.client.particle.ParticleTextureSheet
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import net.minecraft.client.render.BufferBuilder
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import net.minecraft.util.Identifier
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import net.minecraft.util.math.BlockPos
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import net.minecraft.util.math.MathHelper
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import net.minecraft.world.World
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import java.util.*
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import kotlin.math.cos
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import kotlin.math.sin
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class RisingSoulParticle(
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world: World, pos: BlockPos
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) : AbstractParticle(
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world, pos.x.toDouble() + 0.5, pos.y.toDouble() + 1.0, pos.z.toDouble() + 0.5
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) {
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val particleTrail: Deque<Double3> = LinkedList<Double3>()
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val initialPhase = randomD(max = PI2)
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init {
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velocityY = 0.1
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gravityStrength = 0.0f
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sprite = headIcons[randomI(max = 1024)]
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maxAge = MathHelper.floor((0.6 + 0.4 * randomD()) * BetterFoliage.config.risingSoul.lifetime * 20.0)
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}
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override val isValid: Boolean get() = true
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override fun update() {
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val phase = initialPhase + (age.toDouble() * PI2 / 64.0 )
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val cosPhase = cos(phase); val sinPhase = sin(phase)
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velocity.setTo(BetterFoliage.config.risingSoul.perturb.let { Double3(cosPhase * it, 0.1, sinPhase * it) })
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particleTrail.addFirst(currentPos.copy())
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while (particleTrail.size > BetterFoliage.config.risingSoul.trailLength) particleTrail.removeLast()
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if (!BetterFoliage.config.enabled) markDead()
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}
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override fun render(worldRenderer: BufferBuilder, partialTickTime: Float) {
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var alpha = BetterFoliage.config.risingSoul.opacity.toFloat()
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if (age > maxAge - 40) alpha *= (maxAge - age) / 40.0f
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renderParticleQuad(worldRenderer, partialTickTime,
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size = BetterFoliage.config.risingSoul.headSize * 0.25,
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alpha = alpha
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)
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var scale = BetterFoliage.config.risingSoul.trailSize * 0.25
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particleTrail.forEachPairIndexed { idx, current, previous ->
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scale *= BetterFoliage.config.risingSoul.sizeDecay
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alpha *= BetterFoliage.config.risingSoul.opacityDecay.toFloat()
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if (idx % BetterFoliage.config.risingSoul.trailDensity == 0) renderParticleQuad(worldRenderer, partialTickTime,
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currentPos = current,
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prevPos = previous,
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size = scale,
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alpha = alpha,
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sprite = trackIcon
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)
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}
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}
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override fun getType() = ParticleTextureSheet.PARTICLE_SHEET_TRANSLUCENT
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companion object {
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val headIcons by SpriteSetDelegate(Atlas.PARTICLES) { idx -> Identifier(BetterFoliage.MOD_ID, "rising_soul_$idx") }
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val trackIcon by SpriteDelegate(Atlas.PARTICLES) { Identifier(BetterFoliage.MOD_ID, "soul_track") }
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}
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}
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