strips/voxelotl-engine
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gelato world has reiceve updat e

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a dinosaur 2024-09-06 01:38:57 +10:00
parent fed6a26882
commit 0289992e4b
1 changed files with 8 additions and 14 deletions
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22
Sources/Voxelotl/Generator/StandardWorldGenerator.swift
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@ -1,20 +1,14 @@
struct StandardWorldGenerator: WorldGenerator {
private var heightNoise: LayeredNoiseAlt<SimplexNoise<Float>>!
private var terrainNoise: LayeredNoise<SimplexNoise<Float>>!
private var colorNoise: LayeredNoise<ImprovedPerlin<Float>>!
private var terrainNoise: LayeredNoise<ImprovedPerlin<Float>>!
private var colorNoise: LayeredNoiseAlt<SimplexNoise<Float>>!
public mutating func reset(seed: UInt64) {
var random: any RandomProvider
let initialState = SplitMix64.createState(seed: seed)
#if true
random = Xoroshiro128PlusPlus(state: initialState)
#else
random = PCG32Random(seed: initialState)
#endif
var random = PCG32Random(seed: SplitMix64.createState(seed: seed))
self.heightNoise = .init(random: &random, octaves: 200, frequency: 0.0002, amplitude: 2)
self.terrainNoise = .init(random: &random, octaves: 10, frequency: 0.01, amplitude: 0.337)
self.colorNoise = .init(random: &random, octaves: 150, frequency: 0.00366, amplitude: 2)
self.heightNoise = .init(random: &random, octaves: 200, frequency: 0.0002, amplitude: 2.000)
self.terrainNoise = .init(random: &random, octaves: 10, frequency: 0.01, amplitude: 0.437)
self.colorNoise = .init(random: &random, octaves: 150, frequency: 0.0006667, amplitude: 17.000)
}
public func makeChunk(id chunkID: SIMD3<Int>) -> Chunk {
@ -27,11 +21,11 @@ struct StandardWorldGenerator: WorldGenerator {
let ipos = SIMD3(x, y, z)
let fpos = SIMD3<Float>(chunkOrigin &+ ipos)
let height = fpos.y / 64.0 + height
let value = height + self.terrainNoise.get(fpos)
let value = height + self.terrainNoise.get(fpos * SIMD3(1, 2, 1))
let block: BlockType = if value < 0 {
.solid(.init(
hue: Float(180 + self.colorNoise.get(fpos) * 180),
saturation: 0.7, value: 0.9).linear)
saturation: 0.47, value: 0.9).linear)
} else {
.air
}