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Stateless simplex

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This commit is contained in:
Anuken
2021-06-15 19:28:54 -04:00
parent 210fb349de
commit fe9ff212b2
9 changed files with 30 additions and 39 deletions
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9
tools/src/mindustry/tools/Generators.java
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@@ -176,7 +176,7 @@ public class Generators{
for(int x = 0; x < dim; x++){
for(int y = 0; y < dim; y++){
float dst = Mathf.dst((float)x/dim, (float)y/dim, 0.5f, 0.5f) * 2f;
if(dst < 1.2f && RidgedPerlin.noise2d(1, x, y, 3, 1f / 40f) - dst*(1f-fract) > 0.16f){
if(dst < 1.2f && Ridged.noise2d(1, x, y, 3, 1f / 40f) - dst*(1f-fract) > 0.16f){
image.setRaw(x, y, Color.whiteRgba);
}
}
@@ -488,7 +488,7 @@ public class Generators{
image.each((x, y) -> {
//add darker cracks on top
boolean rValue = Math.max(RidgedPerlin.noise2d(1, x, y, 3, 1f / (20f + image.width/8f)), 0) > 0.16f;
boolean rValue = Math.max(Ridged.noise2d(1, x, y, 3, 1f / (20f + image.width/8f)), 0) > 0.16f;
//cut out random chunks with voronoi
boolean vval = vn.noise(x, y, 1f / (14f + image.width/40f)) > 0.47;
@@ -601,14 +601,11 @@ public class Generators{
/** Generates a scorch pixmap based on parameters. Thread safe, unless multiple scorch generators are running in parallel. */
public static class ScorchGenerator{
private static final Simplex sim = new Simplex();
public int size = 80, seed = 0, color = Color.whiteRgba;
public double scale = 18, pow = 2, octaves = 4, pers = 0.4, add = 2, nscl = 4.5f;
public Pixmap generate(){
Pixmap pix = new Pixmap(size, size);
sim.setSeed(seed);
pix.each((x, y) -> {
double dst = Mathf.dst(x, y, size/2, size/2) / (size / 2f);
@@ -621,7 +618,7 @@ public class Generators{
}
private double noise(float angle){
return Math.pow(sim.octaveNoise2D(octaves, pers, 1 / scale, Angles.trnsx(angle, size/2f) + size/2f, Angles.trnsy(angle, size/2f) + size/2f), pow);
return Math.pow(Simplex.noise2d(seed, octaves, pers, 1 / scale, Angles.trnsx(angle, size/2f) + size/2f, Angles.trnsy(angle, size/2f) + size/2f), pow);
}
}