public static TerrainGenome BirthNewGenome(TerrainGenome parentGenome, float mutationRate, float mutationDriftAmount)
{
TerrainGenome newGenome = new TerrainGenome();
newGenome.primaryHueRock = parentGenome.primaryHueRock;
MutateVector3Color(ref newGenome.primaryHueRock, mutationRate, mutationDriftAmount);
newGenome.secondaryHueRock = parentGenome.secondaryHueRock;
MutateVector3Color(ref newGenome.secondaryHueRock, mutationRate, mutationDriftAmount);
newGenome.primaryHueSediment = parentGenome.primaryHueSediment;
MutateVector3Color(ref newGenome.primaryHueSediment, mutationRate, mutationDriftAmount);
newGenome.secondaryHueSediment = parentGenome.secondaryHueSediment;
MutateVector3Color(ref newGenome.secondaryHueSediment, mutationRate, mutationDriftAmount);
newGenome.primaryHueSnow = parentGenome.primaryHueSnow;
MutateVector3Color(ref newGenome.primaryHueSnow, mutationRate, mutationDriftAmount);
newGenome.secondaryHueSnow = parentGenome.secondaryHueSnow;
MutateVector3Color(ref newGenome.secondaryHueSnow, mutationRate, mutationDriftAmount);
float baseMaxAmplitude = 100f;
float baseMinAmplitude = 0f;
float baseMaxFrequency = 8f;
float baseMinFrequency = 0.01f;
// ROCK!!! &&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&
#region GLOBAL ROCK PASSES:
// GLOBAL ROCK PASSES:
if (parentGenome.terrainGlobalRockPasses != null)
{
newGenome.terrainGlobalRockPasses = new List <GlobalRockPass>();
for (int i = 0; i < parentGenome.terrainGlobalRockPasses.Count; i++)
{
float maxAmplitude = baseMaxAmplitude / Mathf.Pow(2, i);
float minAmplitude = baseMinAmplitude / Mathf.Pow(2, i);
float maxFrequency = baseMaxFrequency * Mathf.Pow(2, i);
float minFrequency = baseMinFrequency * Mathf.Pow(2, i);
float maxAmpToFreqRatio = 1f;
// Start with copy of Parent:
GlobalRockPass globalRockPass = new GlobalRockPass();
globalRockPass = parentGenome.terrainGlobalRockPasses[i]; // MAKE SURE THIS IS VALUE-TYPED !!!!!!
MutateIntBasic(ref globalRockPass.heightOperation, 0, 3, mutationRate, mutationDriftAmount);
// MUTATION:
// Height NOISE:
MutateIntBasic(ref globalRockPass.numNoiseOctavesHeight, 4, 8, mutationRate, mutationDriftAmount);
MutateFloatBasic(ref globalRockPass.heightFlowAmount, -1f, 1f, mutationRate, mutationDriftAmount);
// AmpFreqOff
MutateAmplitude(ref globalRockPass.heightSampleData.amplitude, maxAmpToFreqRatio, minAmplitude, maxAmplitude, mutationRate, mutationDriftAmount);
MutateFrequency(ref globalRockPass.heightSampleData.frequency, minFrequency, maxFrequency, mutationRate, mutationDriftAmount);
MutateVector3Basic(ref globalRockPass.heightSampleData.offset, -1000f, 1000f, 1f, 0.25f, mutationRate, mutationDriftAmount);
// Rotation & ridgeNoise
MutateFloatBasic(ref globalRockPass.heightSampleData.rotation, -6.28f, 6.28f, mutationRate, mutationDriftAmount);
MutateFloatBasic(ref globalRockPass.heightSampleData.ridgeNoise, 0f, 1f, mutationRate, mutationDriftAmount);
// LEVELS!!!
MutateFloatBasic(ref globalRockPass.heightLevelsAdjust.x, 0f, globalRockPass.heightLevelsAdjust.y, mutationRate, mutationDriftAmount);
MutateFloatBasic(ref globalRockPass.heightLevelsAdjust.y, globalRockPass.heightLevelsAdjust.x, 1f, mutationRate, mutationDriftAmount);
MutateFloatBasic(ref globalRockPass.heightLevelsAdjust.z, 0f, globalRockPass.heightLevelsAdjust.w, mutationRate, mutationDriftAmount);
MutateFloatBasic(ref globalRockPass.heightLevelsAdjust.w, globalRockPass.heightLevelsAdjust.z, 1f, mutationRate, mutationDriftAmount);
// MASK1 !!!!!
MutateIntBasic(ref globalRockPass.numNoiseOctavesHeight, 4, 8, mutationRate, mutationDriftAmount);
MutateFloatBasic(ref globalRockPass.mask1FlowAmount, -1f, 1f, mutationRate, mutationDriftAmount);
// AmpFreqOff
MutateAmplitude(ref globalRockPass.mask1SampleData.amplitude, maxAmpToFreqRatio, 0f, 5f, mutationRate, mutationDriftAmount);
MutateFrequency(ref globalRockPass.mask1SampleData.frequency, minFrequency, maxFrequency, mutationRate, mutationDriftAmount);
MutateVector3Basic(ref globalRockPass.mask1SampleData.offset, -1000f, 1000f, 1f, 0.25f, mutationRate, mutationDriftAmount);
// Rotation & ridgeNoise
MutateFloatBasic(ref globalRockPass.mask1SampleData.rotation, -6.28f, 6.28f, mutationRate, mutationDriftAmount);
MutateFloatBasic(ref globalRockPass.mask1SampleData.ridgeNoise, 0f, 1f, mutationRate, mutationDriftAmount);
// LEVELS!!!
MutateFloatBasic(ref globalRockPass.mask1LevelsAdjust.x, 0f, globalRockPass.mask1LevelsAdjust.y, mutationRate, mutationDriftAmount);
MutateFloatBasic(ref globalRockPass.mask1LevelsAdjust.y, globalRockPass.mask1LevelsAdjust.x, 1f, mutationRate, mutationDriftAmount);
MutateFloatBasic(ref globalRockPass.mask1LevelsAdjust.z, 0f, globalRockPass.mask1LevelsAdjust.w, mutationRate, mutationDriftAmount);
MutateFloatBasic(ref globalRockPass.mask1LevelsAdjust.w, globalRockPass.mask1LevelsAdjust.z, 1f, mutationRate, mutationDriftAmount);
// MASK2 !!!!!
MutateIntBasic(ref globalRockPass.numNoiseOctavesHeight, 4, 8, mutationRate, mutationDriftAmount);
MutateFloatBasic(ref globalRockPass.mask2FlowAmount, -1f, 1f, mutationRate, mutationDriftAmount);
// AmpFreqOff
MutateAmplitude(ref globalRockPass.mask2SampleData.amplitude, maxAmpToFreqRatio, 0f, 5f, mutationRate, mutationDriftAmount);
MutateFrequency(ref globalRockPass.mask2SampleData.frequency, minFrequency, maxFrequency, mutationRate, mutationDriftAmount);
MutateVector3Basic(ref globalRockPass.mask2SampleData.offset, -1000f, 1000f, 1f, 0.25f, mutationRate, mutationDriftAmount);
// Rotation & ridgeNoise
MutateFloatBasic(ref globalRockPass.mask2SampleData.rotation, -6.28f, 6.28f, mutationRate, mutationDriftAmount);
MutateFloatBasic(ref globalRockPass.mask2SampleData.ridgeNoise, 0f, 1f, mutationRate, mutationDriftAmount);
// LEVELS!!!
MutateFloatBasic(ref globalRockPass.mask2LevelsAdjust.x, 0f, globalRockPass.mask2LevelsAdjust.y, mutationRate, mutationDriftAmount);
MutateFloatBasic(ref globalRockPass.mask2LevelsAdjust.y, globalRockPass.mask2LevelsAdjust.x, 1f, mutationRate, mutationDriftAmount);
MutateFloatBasic(ref globalRockPass.mask2LevelsAdjust.z, 0f, globalRockPass.mask2LevelsAdjust.w, mutationRate, mutationDriftAmount);
MutateFloatBasic(ref globalRockPass.mask2LevelsAdjust.w, globalRockPass.mask2LevelsAdjust.z, 1f, mutationRate, mutationDriftAmount);
// FLOW !!!!!
MutateIntBasic(ref globalRockPass.numNoiseOctavesHeight, 4, 8, mutationRate, mutationDriftAmount);
// AmpFreqOff
MutateAmplitude(ref globalRockPass.flowSampleData.amplitude, maxAmpToFreqRatio, -1f, 1f, mutationRate, mutationDriftAmount);
MutateFrequency(ref globalRockPass.flowSampleData.frequency, minFrequency, maxFrequency * 0.33f, mutationRate, mutationDriftAmount);
MutateVector3Basic(ref globalRockPass.flowSampleData.offset, -1000f, 1000f, 1f, 0.25f, mutationRate, mutationDriftAmount);
// Rotation & ridgeNoise
MutateFloatBasic(ref globalRockPass.flowSampleData.rotation, -6.28f, 6.28f, mutationRate, mutationDriftAmount);
MutateFloatBasic(ref globalRockPass.flowSampleData.ridgeNoise, 0f, 1f, mutationRate, mutationDriftAmount);
newGenome.terrainGlobalRockPasses.Add(globalRockPass);
}
}
#endregion
// SEDIMENT!!! &&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&
#region Sediment
// GLOBAL SEDIMENT PASSES:
if (parentGenome.terrainGlobalSedimentPasses != null)
{
newGenome.terrainGlobalSedimentPasses = new List <GlobalSedimentPass>();
for (int i = 0; i < parentGenome.terrainGlobalSedimentPasses.Count; i++)
{
float maxAmplitude = baseMaxAmplitude / Mathf.Pow(2, i);
float minAmplitude = baseMinAmplitude / Mathf.Pow(2, i);
float maxFrequency = baseMaxFrequency * Mathf.Pow(2, i);
float minFrequency = baseMinFrequency * Mathf.Pow(2, i);
float maxAmpToFreqRatio = 10f;
// Start with copy of Parent:
GlobalSedimentPass globalSedimentPass = new GlobalSedimentPass();
globalSedimentPass = parentGenome.terrainGlobalSedimentPasses[i]; // MAKE SURE THIS IS VALUE-TYPED !!!!!!
//globalSedimentPass.maxAltitudeSedimentDrape = parentGenome.terrainGlobalSedimentPasses[i].maxAltitudeSedimentDrape; // is this necessary?
//globalSedimentPass.sedimentDrapeMagnitude = parentGenome.terrainGlobalSedimentPasses[i].sedimentDrapeMagnitude;
//globalSedimentPass.talusAngle = parentGenome.terrainGlobalSedimentPasses[i].talusAngle;
//globalSedimentPass.uniformSedimentHeight = parentGenome.terrainGlobalSedimentPasses[i].uniformSedimentHeight;
MutateFloatBasic(ref globalSedimentPass.maxAltitudeSedimentDrape, 0f, 1f, mutationRate, mutationDriftAmount);
MutateFloatBasic(ref globalSedimentPass.sedimentDrapeMagnitude, 0f, 1f, mutationRate, mutationDriftAmount);
MutateFloatBasic(ref globalSedimentPass.talusAngle, 0f, 1f, mutationRate, mutationDriftAmount);
MutateFloatBasic(ref globalSedimentPass.uniformSedimentHeight, 0f, 5f, mutationRate, mutationDriftAmount);
// MUTATION:
// SEDIMENT HEIGHT NOISE:
MutateIntBasic(ref globalSedimentPass.numNoiseOctavesHeight, 1, 8, mutationRate, mutationDriftAmount);
MutateFloatBasic(ref globalSedimentPass.heightFlowAmount, -1f, 1f, mutationRate, mutationDriftAmount);
// AmpFreqOff
MutateAmplitude(ref globalSedimentPass.heightSampleData.amplitude, maxAmpToFreqRatio, minAmplitude, maxAmplitude, mutationRate, mutationDriftAmount);
MutateFrequency(ref globalSedimentPass.heightSampleData.frequency, minFrequency, maxFrequency, mutationRate, mutationDriftAmount);
MutateVector3Basic(ref globalSedimentPass.heightSampleData.offset, -1000f, 1000f, 1f, 0.25f, mutationRate, mutationDriftAmount);
// Rotation & ridgeNoise
MutateFloatBasic(ref globalSedimentPass.heightSampleData.rotation, -6.28f, 6.28f, mutationRate, mutationDriftAmount);
MutateFloatBasic(ref globalSedimentPass.heightSampleData.ridgeNoise, 0f, 1f, mutationRate, mutationDriftAmount);
// LEVELS!!!
MutateFloatBasic(ref globalSedimentPass.heightLevelsAdjust.x, 0f, globalSedimentPass.heightLevelsAdjust.y, mutationRate, mutationDriftAmount);
MutateFloatBasic(ref globalSedimentPass.heightLevelsAdjust.y, globalSedimentPass.heightLevelsAdjust.x, 1f, mutationRate, mutationDriftAmount);
MutateFloatBasic(ref globalSedimentPass.heightLevelsAdjust.z, 0f, globalSedimentPass.heightLevelsAdjust.w, mutationRate, mutationDriftAmount);
MutateFloatBasic(ref globalSedimentPass.heightLevelsAdjust.w, globalSedimentPass.heightLevelsAdjust.z, 1f, mutationRate, mutationDriftAmount);
// MASK1 !!!!!
MutateIntBasic(ref globalSedimentPass.numNoiseOctavesHeight, 1, 8, mutationRate, mutationDriftAmount);
MutateFloatBasic(ref globalSedimentPass.mask1FlowAmount, -1f, 1f, mutationRate, mutationDriftAmount);
// AmpFreqOff
MutateAmplitude(ref globalSedimentPass.mask1SampleData.amplitude, maxAmpToFreqRatio, 0f, 5f, mutationRate, mutationDriftAmount);
MutateFrequency(ref globalSedimentPass.mask1SampleData.frequency, minFrequency, maxFrequency, mutationRate, mutationDriftAmount);
MutateVector3Basic(ref globalSedimentPass.mask1SampleData.offset, -1000f, 1000f, 1f, 0.25f, mutationRate, mutationDriftAmount);
// Rotation & ridgeNoise
MutateFloatBasic(ref globalSedimentPass.mask1SampleData.rotation, -6.28f, 6.28f, mutationRate, mutationDriftAmount);
MutateFloatBasic(ref globalSedimentPass.mask1SampleData.ridgeNoise, 0f, 1f, mutationRate, mutationDriftAmount);
// LEVELS!!!
MutateFloatBasic(ref globalSedimentPass.mask1LevelsAdjust.x, 0f, globalSedimentPass.mask1LevelsAdjust.y, mutationRate, mutationDriftAmount);
MutateFloatBasic(ref globalSedimentPass.mask1LevelsAdjust.y, globalSedimentPass.mask1LevelsAdjust.x, 1f, mutationRate, mutationDriftAmount);
MutateFloatBasic(ref globalSedimentPass.mask1LevelsAdjust.z, 0f, globalSedimentPass.mask1LevelsAdjust.w, mutationRate, mutationDriftAmount);
MutateFloatBasic(ref globalSedimentPass.mask1LevelsAdjust.w, globalSedimentPass.mask1LevelsAdjust.z, 1f, mutationRate, mutationDriftAmount);
// MASK2 !!!!!
MutateIntBasic(ref globalSedimentPass.numNoiseOctavesHeight, 1, 8, mutationRate, mutationDriftAmount);
MutateFloatBasic(ref globalSedimentPass.mask2FlowAmount, -1f, 1f, mutationRate, mutationDriftAmount);
// AmpFreqOff
MutateAmplitude(ref globalSedimentPass.mask2SampleData.amplitude, maxAmpToFreqRatio, 0f, 5f, mutationRate, mutationDriftAmount);
MutateFrequency(ref globalSedimentPass.mask2SampleData.frequency, minFrequency, maxFrequency, mutationRate, mutationDriftAmount);
MutateVector3Basic(ref globalSedimentPass.mask2SampleData.offset, -1000f, 1000f, 1f, 0.25f, mutationRate, mutationDriftAmount);
// Rotation & ridgeNoise
MutateFloatBasic(ref globalSedimentPass.mask2SampleData.rotation, -6.28f, 6.28f, mutationRate, mutationDriftAmount);
MutateFloatBasic(ref globalSedimentPass.mask2SampleData.ridgeNoise, 0f, 1f, mutationRate, mutationDriftAmount);
// LEVELS!!!
MutateFloatBasic(ref globalSedimentPass.mask2LevelsAdjust.x, 0f, globalSedimentPass.mask2LevelsAdjust.y, mutationRate, mutationDriftAmount);
MutateFloatBasic(ref globalSedimentPass.mask2LevelsAdjust.y, globalSedimentPass.mask2LevelsAdjust.x, 1f, mutationRate, mutationDriftAmount);
MutateFloatBasic(ref globalSedimentPass.mask2LevelsAdjust.z, 0f, globalSedimentPass.mask2LevelsAdjust.w, mutationRate, mutationDriftAmount);
MutateFloatBasic(ref globalSedimentPass.mask2LevelsAdjust.w, globalSedimentPass.mask2LevelsAdjust.z, 1f, mutationRate, mutationDriftAmount);
// FLOW !!!!!
MutateIntBasic(ref globalSedimentPass.numNoiseOctavesHeight, 1, 8, mutationRate, mutationDriftAmount);
// AmpFreqOff
MutateAmplitude(ref globalSedimentPass.flowSampleData.amplitude, maxAmpToFreqRatio, -1f, 1f, mutationRate, mutationDriftAmount);
MutateFrequency(ref globalSedimentPass.flowSampleData.frequency, minFrequency, maxFrequency, mutationRate, mutationDriftAmount);
MutateVector3Basic(ref globalSedimentPass.flowSampleData.offset, -1000f, 1000f, 1f, 0.25f, mutationRate, mutationDriftAmount);
// Rotation & ridgeNoise
MutateFloatBasic(ref globalSedimentPass.flowSampleData.rotation, -6.28f, 6.28f, mutationRate, mutationDriftAmount);
MutateFloatBasic(ref globalSedimentPass.flowSampleData.ridgeNoise, 0f, 1f, mutationRate, mutationDriftAmount);
newGenome.terrainGlobalSedimentPasses.Add(globalSedimentPass);
}
}
#endregion
// SNOW!!! &&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&
#region SNOW
// GLOBAL SNOW PASSES:
if (parentGenome.terrainGlobalSnowPasses != null)
{
newGenome.terrainGlobalSnowPasses = new List <GlobalSnowPass>();
for (int i = 0; i < parentGenome.terrainGlobalSnowPasses.Count; i++)
{
float maxAmplitude = baseMaxAmplitude / Mathf.Pow(2, i);
float minAmplitude = baseMinAmplitude / Mathf.Pow(2, i);
float maxFrequency = baseMaxFrequency * Mathf.Pow(2, i);
float minFrequency = baseMinFrequency * Mathf.Pow(2, i);
float maxAmpToFreqRatio = 10f;
// Start with copy of Parent:
GlobalSnowPass globalSnowPass = new GlobalSnowPass();
globalSnowPass = parentGenome.terrainGlobalSnowPasses[i]; // MAKE SURE THIS IS VALUE-TYPED !!!!!!
//globalSnowPass.snowLineStart = parentGenome.terrainGlobalSnowPasses[i].snowLineStart;
//globalSnowPass.snowLineEnd = parentGenome.terrainGlobalSnowPasses[i].snowLineEnd;
//globalSnowPass.snowAmount = parentGenome.terrainGlobalSnowPasses[i].snowAmount;
//globalSnowPass.snowDirection = parentGenome.terrainGlobalSnowPasses[i].snowDirection;
MutateFloatBasic(ref globalSnowPass.snowLineStart, 0f, globalSnowPass.snowLineEnd, mutationRate, mutationDriftAmount);
MutateFloatBasic(ref globalSnowPass.snowLineEnd, globalSnowPass.snowLineStart, 1f, mutationRate, mutationDriftAmount);
MutateFloatBasic(ref globalSnowPass.snowAmount, 0f, 4f, mutationRate, mutationDriftAmount);
float mutationCheck = UnityEngine.Random.Range(0f, 1f);
if (mutationCheck < mutationRate)
{
Vector2 newSnowDirection = new Vector2(UnityEngine.Random.Range(-1f, 1f), UnityEngine.Random.Range(-1f, 1f)).normalized;
globalSnowPass.snowDirection = Vector2.Lerp(globalSnowPass.snowDirection, newSnowDirection, mutationDriftAmount).normalized;
}
// MUTATION:
// Height NOISE:
MutateIntBasic(ref globalSnowPass.numNoiseOctavesHeight, 1, 8, mutationRate, mutationDriftAmount);
MutateFloatBasic(ref globalSnowPass.heightFlowAmount, -1f, 1f, mutationRate, mutationDriftAmount);
// AmpFreqOff
MutateAmplitude(ref globalSnowPass.heightSampleData.amplitude, maxAmpToFreqRatio, minAmplitude, maxAmplitude, mutationRate, mutationDriftAmount);
MutateFrequency(ref globalSnowPass.heightSampleData.frequency, minFrequency, maxFrequency, mutationRate, mutationDriftAmount);
MutateVector3Basic(ref globalSnowPass.heightSampleData.offset, -1000f, 1000f, 1f, 0.25f, mutationRate, mutationDriftAmount);
// Rotation & ridgeNoise
MutateFloatBasic(ref globalSnowPass.heightSampleData.rotation, -6.28f, 6.28f, mutationRate, mutationDriftAmount);
MutateFloatBasic(ref globalSnowPass.heightSampleData.ridgeNoise, 0f, 1f, mutationRate, mutationDriftAmount);
// LEVELS!!!
MutateFloatBasic(ref globalSnowPass.heightLevelsAdjust.x, 0f, globalSnowPass.heightLevelsAdjust.y, mutationRate, mutationDriftAmount);
MutateFloatBasic(ref globalSnowPass.heightLevelsAdjust.y, globalSnowPass.heightLevelsAdjust.x, 1f, mutationRate, mutationDriftAmount);
MutateFloatBasic(ref globalSnowPass.heightLevelsAdjust.z, 0f, globalSnowPass.heightLevelsAdjust.w, mutationRate, mutationDriftAmount);
MutateFloatBasic(ref globalSnowPass.heightLevelsAdjust.w, globalSnowPass.heightLevelsAdjust.z, 1f, mutationRate, mutationDriftAmount);
// MASK1 !!!!!
MutateIntBasic(ref globalSnowPass.numNoiseOctavesHeight, 1, 8, mutationRate, mutationDriftAmount);
MutateFloatBasic(ref globalSnowPass.mask1FlowAmount, -1f, 1f, mutationRate, mutationDriftAmount);
// AmpFreqOff
MutateAmplitude(ref globalSnowPass.mask1SampleData.amplitude, maxAmpToFreqRatio, 0f, 5f, mutationRate, mutationDriftAmount);
MutateFrequency(ref globalSnowPass.mask1SampleData.frequency, minFrequency, maxFrequency, mutationRate, mutationDriftAmount);
MutateVector3Basic(ref globalSnowPass.mask1SampleData.offset, -1000f, 1000f, 1f, 0.25f, mutationRate, mutationDriftAmount);
// Rotation & ridgeNoise
MutateFloatBasic(ref globalSnowPass.mask1SampleData.rotation, -6.28f, 6.28f, mutationRate, mutationDriftAmount);
MutateFloatBasic(ref globalSnowPass.mask1SampleData.ridgeNoise, 0f, 1f, mutationRate, mutationDriftAmount);
// LEVELS!!!
MutateFloatBasic(ref globalSnowPass.mask1LevelsAdjust.x, 0f, globalSnowPass.mask1LevelsAdjust.y, mutationRate, mutationDriftAmount);
MutateFloatBasic(ref globalSnowPass.mask1LevelsAdjust.y, globalSnowPass.mask1LevelsAdjust.x, 1f, mutationRate, mutationDriftAmount);
MutateFloatBasic(ref globalSnowPass.mask1LevelsAdjust.z, 0f, globalSnowPass.mask1LevelsAdjust.w, mutationRate, mutationDriftAmount);
MutateFloatBasic(ref globalSnowPass.mask1LevelsAdjust.w, globalSnowPass.mask1LevelsAdjust.z, 1f, mutationRate, mutationDriftAmount);
// MASK2 !!!!!
MutateIntBasic(ref globalSnowPass.numNoiseOctavesHeight, 1, 8, mutationRate, mutationDriftAmount);
MutateFloatBasic(ref globalSnowPass.mask2FlowAmount, -1f, 1f, mutationRate, mutationDriftAmount);
// AmpFreqOff
MutateAmplitude(ref globalSnowPass.mask2SampleData.amplitude, maxAmpToFreqRatio, 0f, 5f, mutationRate, mutationDriftAmount);
MutateFrequency(ref globalSnowPass.mask2SampleData.frequency, minFrequency, maxFrequency, mutationRate, mutationDriftAmount);
MutateVector3Basic(ref globalSnowPass.mask2SampleData.offset, -1000f, 1000f, 1f, 0.25f, mutationRate, mutationDriftAmount);
// Rotation & ridgeNoise
MutateFloatBasic(ref globalSnowPass.mask2SampleData.rotation, -6.28f, 6.28f, mutationRate, mutationDriftAmount);
MutateFloatBasic(ref globalSnowPass.mask2SampleData.ridgeNoise, 0f, 1f, mutationRate, mutationDriftAmount);
// LEVELS!!!
MutateFloatBasic(ref globalSnowPass.mask2LevelsAdjust.x, 0f, globalSnowPass.mask2LevelsAdjust.y, mutationRate, mutationDriftAmount);
MutateFloatBasic(ref globalSnowPass.mask2LevelsAdjust.y, globalSnowPass.mask2LevelsAdjust.x, 1f, mutationRate, mutationDriftAmount);
MutateFloatBasic(ref globalSnowPass.mask2LevelsAdjust.z, 0f, globalSnowPass.mask2LevelsAdjust.w, mutationRate, mutationDriftAmount);
MutateFloatBasic(ref globalSnowPass.mask2LevelsAdjust.w, globalSnowPass.mask2LevelsAdjust.z, 1f, mutationRate, mutationDriftAmount);
// FLOW !!!!!
MutateIntBasic(ref globalSnowPass.numNoiseOctavesHeight, 1, 8, mutationRate, mutationDriftAmount);
// AmpFreqOff
MutateAmplitude(ref globalSnowPass.flowSampleData.amplitude, maxAmpToFreqRatio, -1f, 1f, mutationRate, mutationDriftAmount);
MutateFrequency(ref globalSnowPass.flowSampleData.frequency, minFrequency, maxFrequency, mutationRate, mutationDriftAmount);
MutateVector3Basic(ref globalSnowPass.flowSampleData.offset, -1000f, 1000f, 1f, 0.25f, mutationRate, mutationDriftAmount);
// Rotation & ridgeNoise
MutateFloatBasic(ref globalSnowPass.flowSampleData.rotation, -6.28f, 6.28f, mutationRate, mutationDriftAmount);
MutateFloatBasic(ref globalSnowPass.flowSampleData.ridgeNoise, 0f, 1f, mutationRate, mutationDriftAmount);
newGenome.terrainGlobalSnowPasses.Add(globalSnowPass);
//Debug.Log("inside loop: " + newGenome.terrainGlobalSedimentPasses[0].numNoiseOctavesHeight.ToString());
}
//Debug.Log(newGenome.terrainGlobalSedimentPasses[0].numNoiseOctavesHeight.ToString());
}
#endregion
// HEIGHT STAMPS (HILLS):
if (parentGenome.heightStampHills != null)
{
newGenome.heightStampHills = new List <HeightStampData>();
for (int i = 0; i < parentGenome.heightStampHills.Count; i++)
{
float maxAmplitude = baseMaxAmplitude / Mathf.Pow(2, i);
float minAmplitude = baseMinAmplitude / Mathf.Pow(2, i);
float maxFrequency = baseMaxFrequency * Mathf.Pow(2, i);
float minFrequency = baseMinFrequency * Mathf.Pow(2, i);
float maxAmpToFreqRatio = 10f;
HeightStampData data = new HeightStampData();
data = parentGenome.heightStampHills[i];
MutateFloatBasic(ref data.radiusStartFade, 0f, data.radiusEndFade - epsilon, mutationRate, mutationDriftAmount);
MutateFloatBasic(ref data.radiusEndFade, data.radiusStartFade + epsilon, 0.36f, mutationRate, mutationDriftAmount);
MutateVector4Basic(ref data.stampPivot, -1f, 1f, mutationRate, mutationDriftAmount);
data.heightOperation = 0; // Hills default to additive heights for now...
MutateFloatBasic(ref data.maskNoiseFreq, 0.1f, 20f, mutationRate, mutationDriftAmount);
MutateFloatBasic(ref data.altitudeOffset, 0f, 20f, mutationRate, mutationDriftAmount);
MutateIntBasic(ref data.numOctaves, 1, 8, mutationRate, mutationDriftAmount);
// AmpFreqOff
MutateAmplitude(ref data.amplitude, maxAmpToFreqRatio, minAmplitude, maxAmplitude, mutationRate, mutationDriftAmount);
MutateFrequency(ref data.frequency, minFrequency, maxFrequency, mutationRate, mutationDriftAmount);
MutateVector3Basic(ref data.offset, -1000f, 1000f, 1f, 0.25f, mutationRate, mutationDriftAmount);
// Rotation & ridgeNoise
MutateFloatBasic(ref data.rotation, -6.28f, 6.28f, mutationRate, mutationDriftAmount);
MutateFloatBasic(ref data.ridgeNoise, 0f, 1f, mutationRate, mutationDriftAmount);
newGenome.heightStampHills.Add(data);
}
}
// HEIGHT STAMPS ( CRATERS!!! ):
if (parentGenome.heightStampCraters != null)
{
newGenome.heightStampCraters = new List <HeightStampData>();
for (int i = 0; i < parentGenome.heightStampCraters.Count; i++)
{
float maxAmplitude = baseMaxAmplitude / Mathf.Pow(2, i);
float minAmplitude = baseMinAmplitude / Mathf.Pow(2, i);
float maxFrequency = baseMaxFrequency * Mathf.Pow(2, i);
float minFrequency = baseMinFrequency * Mathf.Pow(2, i);
float maxAmpToFreqRatio = 10f;
HeightStampData data = new HeightStampData();
data = parentGenome.heightStampCraters[i];
MutateFloatBasic(ref data.radiusStartFade, 0f, data.radiusEndFade - epsilon, mutationRate, mutationDriftAmount);
MutateFloatBasic(ref data.radiusEndFade, data.radiusStartFade + epsilon, 0.36f, mutationRate, mutationDriftAmount);
MutateVector4Basic(ref data.stampPivot, -1f, 1f, mutationRate, mutationDriftAmount);
data.heightOperation = 0; // Hills default to additive heights for now...
MutateFloatBasic(ref data.maskNoiseFreq, 0.1f, 20f, mutationRate, mutationDriftAmount);
MutateFloatBasic(ref data.altitudeOffset, 0f, 20f, mutationRate, mutationDriftAmount);
MutateIntBasic(ref data.numOctaves, 1, 8, mutationRate, mutationDriftAmount);
// AmpFreqOff
MutateAmplitude(ref data.amplitude, maxAmpToFreqRatio, minAmplitude, maxAmplitude, mutationRate, mutationDriftAmount);
MutateFrequency(ref data.frequency, minFrequency, maxFrequency, mutationRate, mutationDriftAmount);
MutateVector3Basic(ref data.offset, -1000f, 1000f, 1f, 0.25f, mutationRate, mutationDriftAmount);
// Rotation & ridgeNoise
MutateFloatBasic(ref data.rotation, -6.28f, 6.28f, mutationRate, mutationDriftAmount);
MutateFloatBasic(ref data.ridgeNoise, 0f, 1f, mutationRate, mutationDriftAmount);
newGenome.heightStampCraters.Add(data);
}
}
// OLD OLD OLD OLD v v v
// NEED TO COPY ALL ATTRIBUTES HERE unless I switch mutation process to go: full-copy, then re-traverse and mutate on a second sweep...
newGenome.useAltitude = parentGenome.useAltitude;
newGenome.numOctaves = parentGenome.numOctaves;
newGenome.color = parentGenome.color;
float rand = UnityEngine.Random.Range(0f, 1f);
if (rand < mutationRate)
{
float r = UnityEngine.Random.Range(0.4f, 1f);
newGenome.color = new Vector3(Mathf.Lerp(newGenome.color.x, r, mutationDriftAmount), Mathf.Lerp(newGenome.color.y, r, mutationDriftAmount), Mathf.Lerp(newGenome.color.z, r, mutationDriftAmount));
}
// TERRAIN:
newGenome.terrainWaves = new Vector3[newGenome.numOctaves];
if (parentGenome.useAltitude)
{
//Debug.Log("Mutate EnvTerrain Altitude ");
for (int i = 0; i < newGenome.terrainWaves.Length; i++)
{
newGenome.terrainWaves[i] = new Vector3(parentGenome.terrainWaves[i].x, parentGenome.terrainWaves[i].y, parentGenome.terrainWaves[i].z);
rand = UnityEngine.Random.Range(0f, 1f);
if (rand < mutationRate)
{
float newFreq = UnityEngine.Random.Range(0.001f, 0.005f);
newGenome.terrainWaves[i].x = Mathf.Lerp(newGenome.terrainWaves[i].x, newFreq, mutationDriftAmount);
}
rand = UnityEngine.Random.Range(0f, 1f);
if (rand < mutationRate)
{
float newAmp = UnityEngine.Random.Range(0f, 1f);
newGenome.terrainWaves[i].y = Mathf.Lerp(newGenome.terrainWaves[i].y, newAmp, mutationDriftAmount);
//Debug.Log("Mutate EnvTerrain Altitude " + newGenome.terrainWaves[i].y.ToString());
}
rand = UnityEngine.Random.Range(0f, 1f);
if (rand < mutationRate)
{
float newOff = UnityEngine.Random.Range(-100f, 100f);
newGenome.terrainWaves[i].z = Mathf.Lerp(newGenome.terrainWaves[i].z, newOff, mutationDriftAmount);
}
}
}
return(newGenome);
}
public TerrainGenome(TerrainGenome templateGenome)
{
primaryHueRock = templateGenome.primaryHueRock;
secondaryHueRock = templateGenome.secondaryHueRock;
primaryHueSediment = templateGenome.primaryHueSediment;
secondaryHueSediment = templateGenome.secondaryHueSediment;
primaryHueSnow = templateGenome.primaryHueSnow;
secondaryHueSnow = templateGenome.secondaryHueSnow;
if (templateGenome.terrainGlobalRockPasses != null)
{
terrainGlobalRockPasses = new List <GlobalRockPass>();
for (int i = 0; i < templateGenome.terrainGlobalRockPasses.Count; i++)
{
GlobalRockPass globalRockPass = new GlobalRockPass();
globalRockPass = templateGenome.terrainGlobalRockPasses[i]; // MAKE SURE THIS IS VALUE-TYPED !!!!!!
terrainGlobalRockPasses.Add(globalRockPass);
}
//Debug.Log(terrainGlobalRockPasses[0].heightLevelsAdjust.y.ToString());
}
if (templateGenome.terrainGlobalSedimentPasses != null)
{
terrainGlobalSedimentPasses = new List <GlobalSedimentPass>();
for (int i = 0; i < templateGenome.terrainGlobalSedimentPasses.Count; i++)
{
GlobalSedimentPass globalSedimentPass = new GlobalSedimentPass();
globalSedimentPass = templateGenome.terrainGlobalSedimentPasses[i]; // MAKE SURE THIS IS VALUE-TYPED !!!!!!
terrainGlobalSedimentPasses.Add(globalSedimentPass);
}
//Debug.Log(terrainGlobalRockPasses[0].heightLevelsAdjust.y.ToString());
}
if (templateGenome.terrainGlobalSnowPasses != null)
{
terrainGlobalSnowPasses = new List <GlobalSnowPass>();
for (int i = 0; i < templateGenome.terrainGlobalSnowPasses.Count; i++)
{
GlobalSnowPass globalSnowPass = new GlobalSnowPass();
globalSnowPass = templateGenome.terrainGlobalSnowPasses[i]; // MAKE SURE THIS IS VALUE-TYPED !!!!!!
terrainGlobalSnowPasses.Add(globalSnowPass);
}
}
// Height Stamp Hills:
if (templateGenome.heightStampHills != null)
{
heightStampHills = new List <HeightStampData>();
for (int i = 0; i < templateGenome.heightStampHills.Count; i++)
{
HeightStampData data = new HeightStampData();
data = templateGenome.heightStampHills[i];
heightStampHills.Add(data);
}
}
// Height Stamp Craters:
if (templateGenome.heightStampCraters != null)
{
heightStampCraters = new List <HeightStampData>();
for (int i = 0; i < templateGenome.heightStampCraters.Count; i++)
{
HeightStampData data = new HeightStampData();
data = templateGenome.heightStampCraters[i];
heightStampCraters.Add(data);
}
}
// OLD:::::
//altitude = templateGenome.altitude;
useAltitude = templateGenome.useAltitude;
numOctaves = templateGenome.numOctaves;
color = new Vector3(templateGenome.color.x, templateGenome.color.y, templateGenome.color.z);
terrainWaves = new Vector3[templateGenome.numOctaves];
if (useAltitude)
{
for (int i = 0; i < terrainWaves.Length; i++)
{
if (i < templateGenome.terrainWaves.Length) // when changing numOctaves, doesn't immediately change parentgenome terrainWaves array
{
terrainWaves[i] = new Vector3(templateGenome.terrainWaves[i].x, templateGenome.terrainWaves[i].y, templateGenome.terrainWaves[i].z);
//Debug.Log("Copy Terrain Genome: " + terrainWaves[i].ToString());
}
else
{
terrainWaves[i] = new Vector3(0.001f, 0f, 0f); // new entry
}
}
}
}