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change: tweak nebulas and unhardcode variables

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ZtereoHYPE 2022-12-10 04:13:21 +01:00
parent e377193e0e
commit 21b6b4d4c8
1 changed files with 15 additions and 22 deletions
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29
src/main/java/codes/ztereohype/example/sky/nebula/NebulaSkyboxPainter.java
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@ -5,11 +5,10 @@ import net.minecraft.util.FastColor;
import net.minecraft.util.Mth; import net.minecraft.util.Mth;
import net.minecraft.world.level.levelgen.synth.PerlinNoise; import net.minecraft.world.level.levelgen.synth.PerlinNoise;
import java.awt.Color;
public class NebulaSkyboxPainter extends SkyboxPainter { public class NebulaSkyboxPainter extends SkyboxPainter {
private static final float SCALING_FACTOR = 1f; private static final float SCALING_FACTOR = 1f;
private static final float BASE_NOISE_AMOUNT = 0.56f; // the amount of base noise to keep private static final float NOISE_AMOUNT = 0.51f; // the amount of base noise to keep
private static final int BASE_COLOUR_STRENGTH = 128;
private final Gradient nebulaGradient; private final Gradient nebulaGradient;
@ -42,25 +41,19 @@ public class NebulaSkyboxPainter extends SkyboxPainter {
noise.getOctaveNoise(0).noiseWithDerivative(x * SCALING_FACTOR, y * SCALING_FACTOR, z * SCALING_FACTOR, ds); noise.getOctaveNoise(0).noiseWithDerivative(x * SCALING_FACTOR, y * SCALING_FACTOR, z * SCALING_FACTOR, ds);
// Find a base background colour to use (xyz interpoaltion across sky, gamer mode) // Find a base background colour to use (xyz interpoaltion across sky, gamer mode)
int baseB = (int) ((x/2 + 0.5) * 127); int baseB = (int) ((x / 2 + 0.5) * BASE_COLOUR_STRENGTH);
int baseG = (int) ((y/2 + 0.5) * 127); int baseG = (int) ((y / 2 + 0.5) * BASE_COLOUR_STRENGTH);
int baseR = (int) ((z/2 + 0.5) * 127); int baseR = (int) ((z / 2 + 0.5) * BASE_COLOUR_STRENGTH);
// double noiseAmount = (Mth.clamp((noiseValue * (1 / BASE_NOISE_AMOUNT) - (1 / BASE_NOISE_AMOUNT - 1)) * 255, 0, 255)); // otherwise death occurs double nebulaFactor = (Mth.clamp((noiseValue * (1D / NOISE_AMOUNT) - (1D / NOISE_AMOUNT - 1)), 0, 0.99));
// int[] nebula = nebulaGradient.getAt(nebulaFactor);
// int alpha = (int) Mth.clamp((int)noiseAmount - subtractionValue * 128, 50, 255);
double nebulaFactor = (Mth.clamp((noiseValue * (1D / BASE_NOISE_AMOUNT) - (1D / BASE_NOISE_AMOUNT - 1)), 0, 0.99));
Color nebula = nebulaGradient.getAt(nebulaFactor);
double bgFactor = Mth.clamp(Math.log10(-nebulaFactor + 1) + 1, 0, 1); double bgFactor = Mth.clamp(Math.log10(-nebulaFactor + 1) + 1, 0, 1);
int r = Mth.clamp((int) ((nebulaFactor * nebula.getRed()) + baseR * bgFactor) - (int)(ds[0] * nebulaFactor * 127), 0, 255); // todo: try and reduce brownish colours by reducing the green channel smoothly [failed attempt]
int g = Mth.clamp((int) ((nebulaFactor * nebula.getGreen()) + baseG * bgFactor) - (int)(ds[1] * nebulaFactor * 63), 0, 255);
int b = Mth.clamp((int) ((nebulaFactor * nebula.getBlue()) + baseB * bgFactor) - (int)(ds[2] * nebulaFactor * 127), 0, 255);
// int r = Mth.clamp((int) (baseR * bgFactor), 0, 255); int r = Mth.clamp((int) ((nebulaFactor * nebula[0]) + baseR * bgFactor) - (int) (ds[0] * nebulaFactor * 128), 0, 255);
// int g = Mth.clamp((int) (baseG * bgFactor), 0, 255); int g = Mth.clamp((int) ((nebulaFactor * nebula[1]) + baseG * bgFactor) - (int) (ds[1] * nebulaFactor * 64 * subtractionValue), 0, 255);
// int b = Mth.clamp((int) (baseB * bgFactor), 0, 255); int b = Mth.clamp((int) ((nebulaFactor * nebula[2]) + baseB * bgFactor) - (int) (ds[2] * nebulaFactor * 128), 0, 255);
int alpha = Mth.clamp((int) ((1 - bgFactor) * 255), 50, 255); int alpha = Mth.clamp((int) ((1 - bgFactor) * 255), 50, 255);