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Proper fracturing for max fracture accuracy

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Daniel Mills
2021-07-28 20:18:10 -04:00
parent 16fa453163
commit b2a410d6cf
4 changed files with 41 additions and 28 deletions
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60
src/main/java/com/volmit/iris/engine/noise/CNG.java
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@@ -347,35 +347,49 @@ public class CNG {
}
private double getNoise(double... dim) {
if (isTrueFracturing()) {
if (dim.length == 2) {
double scale = noscale ? 1 : this.bakedScale * this.scale;
double f1 = noscale ? 0 : (fracture != null ? (fracture.noise(dim[0], dim[1]) - 0.5) * fscale : 0D);
double f2 = noscale ? 0 : (fracture != null ? (fracture.noise(dim[1], dim[0]) - 0.5) * fscale : 0D);
double x = dim[0] + f1;
double y = dim[1] + -f1;
double z = 0D;
return generator.noise(x * scale, y * scale, z * scale) * opacity;
} else if (dim.length == 3) {
double scale = noscale ? 1 : this.bakedScale * this.scale;
double f1 = noscale ? 0 : (fracture != null ? (fracture.noise(dim[0], dim[2], dim[1]) - 0.5) * fscale : 0D);
double f2 = noscale ? 0 : (fracture != null ? (fracture.noise(dim[1], dim[0], dim[2]) - 0.5) * fscale : 0D);
double f3 = noscale ? 0 : (fracture != null ? (fracture.noise(dim[2], dim[1], dim[0]) - 0.5) * fscale : 0D);
double x = dim[0] + f1;
double y = dim[1] + f3;
double z = dim[2] + f2;
return generator.noise(x * scale, y * scale, z * scale) * opacity;
}
double scale = noscale ? 1 : this.bakedScale * this.scale;
if(fracture == null || noscale)
{
return generator.noise(
(dim.length > 0 ? dim[0] : 0D) * scale,
(dim.length > 1 ? dim[1] : 0D) * scale,
(dim.length > 2 ? dim[2] : 0D) * scale) * opacity;
}
double scale = noscale ? 1 : this.bakedScale * this.scale;
double f = noscale ? 0 : (fracture != null ? (fracture.noise(dim) - 0.5) * fscale : 0D);
if (fracture.isTrueFracturing()) {
double x = dim.length > 0 ? dim[0] + ((fracture.noise(dim) - 0.5) * fscale) : 0D;
double y = dim.length > 1 ? dim[1] + ((fracture.noise(dim[1], dim[0]) - 0.5) * fscale) : 0D;
double z = dim.length > 2 ? dim[2] + ((fracture.noise(dim[2], dim[0], dim[1]) - 0.5) * fscale) : 0D;
return generator.noise(x * scale, y * scale, z * scale) * opacity;
}
double f = fracture.noise(dim) * fscale;
double x = dim.length > 0 ? dim[0] + f : 0D;
double y = dim.length > 1 ? dim[1] + -f : 0D;
double z = dim.length > 2 ? dim[2] + -f : 0D;
double y = dim.length > 1 ? dim[1] - f : 0D;
double z = dim.length > 2 ? dim[2] - f : 0D;
return generator.noise(x * scale, y * scale, z * scale) * opacity;
}
public double invertNoise(double... dim) {
if(dim.length == 1)
{
return noise(-dim[0]);
}
else if(dim.length == 2)
{
return noise(dim[1], dim[0]);
}
else if(dim.length == 3)
{
return noise(dim[1], dim[2], dim[0]);
}
return noise(dim);
}
public double noise(double... dim) {
double n = getNoise(dim);
n = power != 1D ? (n < 0 ? -Math.pow(Math.abs(n), power) : Math.pow(n, power)) : n;