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cavegen candidate 1

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minjaesong
2019-08-25 19:29:10 +09:00
parent 004a9af098
commit 0af5002638
1 changed files with 34 additions and 5 deletions
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39
src/net/torvald/terrarum/tests/WorldgenNoiseSandbox.kt
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@@ -220,6 +220,7 @@ object AccidentalCave : NoiseMaker {
val caveMagic: Long = 0x00215741CDF // Urist McDF
val cavePerturbMagic: Long = 0xA2410C // Armok
val caveBlockageMagic: Long = 0xD15A57E5 // Disaster
val groundGradient = ModuleGradient()
@@ -360,12 +361,12 @@ object AccidentalCave : NoiseMaker {
caveShape.setAllSourceInterpolationTypes(ModuleBasisFunction.InterpolationType.QUINTIC)
caveShape.setNumOctaves(1)
//caveShape.setFrequency(4.0)
caveShape.setFrequency(8.0) // TODO adjust this to change the "density" of the caves
caveShape.setFrequency(7.4) // TODO adjust this to change the "density" of the caves
caveShape.seed = seed shake caveMagic
val caveAttenuateBias = ModuleBias()
caveAttenuateBias.setSource(highlandLowlandSelectCache)
caveAttenuateBias.setBias(0.94) // TODO adjust this (0.5..0.9999999) to adjust the "concentration" of the cave gen?
caveAttenuateBias.setBias(0.91) // TODO adjust this (0.5..0.9999999) to adjust the "concentration" of the cave gen?
val caveShapeAttenuate = ModuleCombiner()
caveShapeAttenuate.setType(ModuleCombiner.CombinerType.MULT)
@@ -394,18 +395,46 @@ object AccidentalCave : NoiseMaker {
caveSelect.setLowSource(1.0)
caveSelect.setHighSource(0.0)
caveSelect.setControlSource(cavePerturb)
caveSelect.setThreshold(0.96) // TODO also adjust this if you've touched the bias value. Number can be greater than 1.0
caveSelect.setThreshold(0.94) // TODO also adjust this if you've touched the bias value. Number can be greater than 1.0
caveSelect.setFalloff(0.0)
val caveBlockageFractal = ModuleFractal()
caveBlockageFractal.setType(ModuleFractal.FractalType.RIDGEMULTI)
caveBlockageFractal.setAllSourceBasisTypes(ModuleBasisFunction.BasisType.GRADIENT)
caveBlockageFractal.setAllSourceInterpolationTypes(ModuleBasisFunction.InterpolationType.QUINTIC)
caveBlockageFractal.setNumOctaves(2)
caveBlockageFractal.setFrequency(7.4) // TODO same as caveShape frequency?
caveBlockageFractal.seed = seed shake caveBlockageMagic
val caveBlockageSelect = ModuleSelect()
caveBlockageSelect.setLowSource(1.0)
caveBlockageSelect.setHighSource(0.0)
caveBlockageSelect.setControlSource(caveBlockageFractal)
caveBlockageSelect.setThreshold(1.33) // TODO size of cave-in. For some reason, [0.7, 2.0?]
caveBlockageSelect.setFalloff(0.0)
// note: gradient-multiply DOESN'T generate "naturally cramped" cave entrance
val caveInMix = ModuleCombiner()
caveInMix.setType(ModuleCombiner.CombinerType.ADD)
caveInMix.setSource(0, caveSelect)
caveInMix.setSource(1, caveBlockageSelect)
val groundCaveMult = ModuleCombiner()
groundCaveMult.setType(ModuleCombiner.CombinerType.MULT)
groundCaveMult.setSource(0, caveSelect)
groundCaveMult.setSource(0, caveInMix)
groundCaveMult.setSource(1, groundSelect)
// this noise tree WILL generate noise value greater than 1.0
// they should be treated properly when you actually generate the world out of the noisemap
// for the visualisation, no treatment will be done in this demo app.
return Joise(groundCaveMult)
val finalClamp = ModuleClamp()
finalClamp.setRange(0.0, 1.0)
finalClamp.setSource(groundCaveMult)
//return Joise(groundCaveMult)
return Joise(finalClamp)
}
}