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remove unused class ExpressionSampler

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dfsek 2021-07-19 21:20:59 -07:00
parent f0441cbefc
commit 96b52f9a3e
2 changed files with 0 additions and 71 deletions
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58
common/addons/config-noise-function/src/main/java/com/dfsek/terra/addons/noise/samplers/ExpressionSampler.java
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@ -1,58 +0,0 @@
package com.dfsek.terra.addons.noise.samplers;
import com.dfsek.paralithic.Expression;
import com.dfsek.paralithic.eval.parser.Parser;
import com.dfsek.paralithic.eval.parser.Scope;
import com.dfsek.paralithic.eval.tokenizer.ParseException;
import com.dfsek.terra.addons.noise.config.templates.FunctionTemplate;
import com.dfsek.terra.addons.noise.paralithic.defined.UserDefinedFunction;
import com.dfsek.terra.addons.noise.paralithic.noise.NoiseFunction2;
import com.dfsek.terra.addons.noise.paralithic.noise.NoiseFunction3;
import com.dfsek.terra.addons.noise.paralithic.noise.SeedContext;
import com.dfsek.terra.api.noise.NoiseSampler;
import com.dfsek.terra.api.util.seeded.SeededNoiseSampler;
import java.util.Map;
/**
* Sampler3D implementation using Paralithic expression
*/
public class ExpressionSampler implements NoiseSampler {
private final Expression expression;
public ExpressionSampler(String equation, Scope parent, long seed, Map<String, SeededNoiseSampler> functions, Map<String, FunctionTemplate> definedFunctions) throws ParseException {
Parser parser = new Parser();
Scope scope = new Scope().withParent(parent);
scope.addInvocationVariable("x");
scope.addInvocationVariable("y");
scope.addInvocationVariable("z");
functions.forEach((id, noise) -> {
switch(noise.getDimensions()) {
case 2:
parser.registerFunction(id, new NoiseFunction2(noise.build(seed)));
break;
case 3:
parser.registerFunction(id, new NoiseFunction3(noise.build(seed)));
break;
}
});
for(Map.Entry<String, FunctionTemplate> entry : definedFunctions.entrySet()) {
parser.registerFunction(entry.getKey(), UserDefinedFunction.newInstance(entry.getValue(), parser, parent));
}
this.expression = parser.parse(equation, scope);
}
@Override
public double getNoiseSeeded(long seed, double x, double y) {
return getNoiseSeeded(seed, x, y);
}
@Override
public double getNoiseSeeded(long seed, double x, double y, double z) {
return expression.evaluate(new SeedContext(seed), x, y, z);
}
}

13
common/api/src/main/java/com/dfsek/terra/api/util/seeded/SeededNoiseSampler.java
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@ -3,19 +3,6 @@ package com.dfsek.terra.api.util.seeded;
import com.dfsek.terra.api.noise.NoiseSampler; import com.dfsek.terra.api.noise.NoiseSampler;
public interface SeededNoiseSampler extends SeededBuilder<NoiseSampler> { public interface SeededNoiseSampler extends SeededBuilder<NoiseSampler> {
static SeededNoiseSampler zero(int dimensions) {
return new SeededNoiseSampler() {
@Override
public NoiseSampler build(long seed) {
return NoiseSampler.zero();
}
@Override
public int getDimensions() {
return dimensions;
}
};
}
int getDimensions(); int getDimensions();
} }