69 lines
2.3 KiB
Java
69 lines
2.3 KiB
Java
package net.minecraft.client.renderer.fog.environment;
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import net.fabricmc.api.EnvType;
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import net.fabricmc.api.Environment;
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import net.minecraft.client.Camera;
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import net.minecraft.client.multiplayer.ClientLevel;
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import net.minecraft.util.ARGB;
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import net.minecraft.util.CubicSampler;
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import net.minecraft.util.Mth;
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import net.minecraft.world.level.biome.BiomeManager;
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import net.minecraft.world.phys.Vec3;
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import org.joml.Vector3f;
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@Environment(EnvType.CLIENT)
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public abstract class AirBasedFogEnvironment extends FogEnvironment {
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@Override
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public int getBaseColor(ClientLevel level, Camera camera, int renderDistance, float partialTick) {
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float f = Mth.clamp(Mth.cos(level.getTimeOfDay(partialTick) * (float) (Math.PI * 2)) * 2.0F + 0.5F, 0.0F, 1.0F);
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BiomeManager biomeManager = level.getBiomeManager();
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Vec3 vec3 = camera.getPosition().subtract(2.0, 2.0, 2.0).scale(0.25);
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Vec3 vec32 = level.effects()
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.getBrightnessDependentFogColor(
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CubicSampler.gaussianSampleVec3(vec3, (ix, j, kx) -> Vec3.fromRGB24(biomeManager.getNoiseBiomeAtQuart(ix, j, kx).value().getFogColor())), f
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);
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float g = (float)vec32.x();
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float h = (float)vec32.y();
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float i = (float)vec32.z();
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if (renderDistance >= 4) {
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float j = Mth.sin(level.getSunAngle(partialTick)) > 0.0F ? -1.0F : 1.0F;
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Vector3f vector3f = new Vector3f(j, 0.0F, 0.0F);
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float k = camera.getLookVector().dot(vector3f);
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if (k > 0.0F && level.effects().isSunriseOrSunset(level.getTimeOfDay(partialTick))) {
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int l = level.effects().getSunriseOrSunsetColor(level.getTimeOfDay(partialTick));
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k *= ARGB.alphaFloat(l);
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g = Mth.lerp(k, g, ARGB.redFloat(l));
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h = Mth.lerp(k, h, ARGB.greenFloat(l));
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i = Mth.lerp(k, i, ARGB.blueFloat(l));
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}
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}
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int m = level.getSkyColor(camera.getPosition(), partialTick);
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float n = ARGB.redFloat(m);
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float k = ARGB.greenFloat(m);
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float o = ARGB.blueFloat(m);
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float p = 0.25F + 0.75F * renderDistance / 32.0F;
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p = 1.0F - (float)Math.pow(p, 0.25);
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g += (n - g) * p;
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h += (k - h) * p;
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i += (o - i) * p;
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float q = level.getRainLevel(partialTick);
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if (q > 0.0F) {
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float r = 1.0F - q * 0.5F;
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float s = 1.0F - q * 0.4F;
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g *= r;
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h *= r;
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i *= s;
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}
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float r = level.getThunderLevel(partialTick);
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if (r > 0.0F) {
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float s = 1.0F - r * 0.5F;
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g *= s;
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h *= s;
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i *= s;
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}
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return ARGB.colorFromFloat(1.0F, g, h, i);
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}
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}
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