Example usage for java.util.function DoubleUnaryOperator applyAsDouble

List of usage examples for java.util.function DoubleUnaryOperator applyAsDouble

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Introduction

In this page you can find the example usage for java.util.function DoubleUnaryOperator applyAsDouble.

Prototype

double applyAsDouble(double operand);

Source Link

Document

Applies this operator to the given operand.

Usage

From source file:com.simiacryptus.mindseye.applications.ArtistryUtil.java

/**
 * Expand plasma tensor./*w  ww.  j  av a 2 s .c  om*/
 *
 * @param seed  the seed
 * @param noise the noise
 * @return the tensor
 */
public static Tensor expandPlasma(final Tensor seed, double noise) {
    int bands = seed.getDimensions()[2];
    int width = seed.getDimensions()[0] * 2;
    int height = seed.getDimensions()[1] * 2;
    Tensor returnValue = new Tensor(width, height, bands);
    DoubleUnaryOperator fn1 = x -> Math.max(Math.min(x + noise * (Math.random() - 0.5), 255), 0);
    DoubleUnaryOperator fn2 = x -> Math.max(Math.min(x + Math.sqrt(2) * noise * (Math.random() - 0.5), 255), 0);
    IntUnaryOperator addrX = x -> {
        while (x >= width)
            x -= width;
        while (x < 0)
            x += width;
        return x;
    };
    IntUnaryOperator addrY = x -> {
        while (x >= height)
            x -= height;
        while (x < 0)
            x += height;
        return x;
    };
    for (int band = 0; band < bands; band++) {
        for (int x = 0; x < width; x += 2) {
            for (int y = 0; y < height; y += 2) {
                double value = seed.get(x / 2, y / 2, band);
                returnValue.set(x, y, band, value);
            }
        }
        for (int x = 1; x < width; x += 2) {
            for (int y = 1; y < height; y += 2) {
                double value = (returnValue.get(addrX.applyAsInt(x - 1), addrY.applyAsInt(y - 1), band))
                        + (returnValue.get(addrX.applyAsInt(x - 1), addrY.applyAsInt(y + 1), band))
                        + (returnValue.get(addrX.applyAsInt(x + 1), addrY.applyAsInt(y - 1), band))
                        + (returnValue.get(addrX.applyAsInt(x + 1), addrY.applyAsInt(y + 1), band));
                value = fn2.applyAsDouble(value / 4);
                returnValue.set(x, y, band, value);
            }
        }
        for (int x = 0; x < width; x += 2) {
            for (int y = 1; y < height; y += 2) {
                double value = (returnValue.get(addrX.applyAsInt(x - 1), addrY.applyAsInt(y), band))
                        + (returnValue.get(addrX.applyAsInt(x + 1), addrY.applyAsInt(y), band))
                        + (returnValue.get(addrX.applyAsInt(x), addrY.applyAsInt(y - 1), band))
                        + (returnValue.get(addrX.applyAsInt(x), addrY.applyAsInt(y + 1), band));
                value = fn1.applyAsDouble(value / 4);
                returnValue.set(x, y, band, value);
            }
        }
        for (int x = 1; x < width; x += 2) {
            for (int y = 0; y < height; y += 2) {
                double value = (returnValue.get(addrX.applyAsInt(x - 1), addrY.applyAsInt(y), band))
                        + (returnValue.get(addrX.applyAsInt(x + 1), addrY.applyAsInt(y), band))
                        + (returnValue.get(addrX.applyAsInt(x), addrY.applyAsInt(y - 1), band))
                        + (returnValue.get(addrX.applyAsInt(x), addrY.applyAsInt(y + 1), band));
                value = fn1.applyAsDouble(value / 4);
                returnValue.set(x, y, band, value);
            }
        }
    }
    return returnValue;
}

From source file:at.gridtec.lambda4j.function.tri.obj.BiObjDoubleToByteFunction.java

/**
 * Returns a composed {@link TriDoubleToByteFunction} that first applies the {@code before} functions to its input,
 * and then applies this function to the result. If evaluation of either operation throws an exception, it is
 * relayed to the caller of the composed operation. This method is just convenience, to provide the ability to
 * execute an operation which accepts {@code double} input, before this primitive function is executed.
 *
 * @param before1 The first function to apply before this function is applied
 * @param before2 The second function to apply before this function is applied
 * @param before3 The third operator to apply before this function is applied
 * @return A composed {@code TriDoubleToByteFunction} that first applies the {@code before} functions to its input,
 * and then applies this function to the result.
 * @throws NullPointerException If given argument is {@code null}
 * @implSpec The input argument of this method is a able to handle primitive values. In this case this is {@code
 * double}./*from w ww .  j a  v  a  2 s .  c  o  m*/
 */
@Nonnull
default TriDoubleToByteFunction composeFromDouble(@Nonnull final DoubleFunction<? extends T> before1,
        @Nonnull final DoubleFunction<? extends U> before2, @Nonnull final DoubleUnaryOperator before3) {
    Objects.requireNonNull(before1);
    Objects.requireNonNull(before2);
    Objects.requireNonNull(before3);
    return (value1, value2, value3) -> applyAsByte(before1.apply(value1), before2.apply(value2),
            before3.applyAsDouble(value3));
}

From source file:at.gridtec.lambda4j.function.tri.obj.BiObjDoubleToCharFunction.java

/**
 * Returns a composed {@link TriDoubleToCharFunction} that first applies the {@code before} functions to its input,
 * and then applies this function to the result. If evaluation of either operation throws an exception, it is
 * relayed to the caller of the composed operation. This method is just convenience, to provide the ability to
 * execute an operation which accepts {@code double} input, before this primitive function is executed.
 *
 * @param before1 The first function to apply before this function is applied
 * @param before2 The second function to apply before this function is applied
 * @param before3 The third operator to apply before this function is applied
 * @return A composed {@code TriDoubleToCharFunction} that first applies the {@code before} functions to its input,
 * and then applies this function to the result.
 * @throws NullPointerException If given argument is {@code null}
 * @implSpec The input argument of this method is a able to handle primitive values. In this case this is {@code
 * double}./* www  .j ava  2  s. co  m*/
 */
@Nonnull
default TriDoubleToCharFunction composeFromDouble(@Nonnull final DoubleFunction<? extends T> before1,
        @Nonnull final DoubleFunction<? extends U> before2, @Nonnull final DoubleUnaryOperator before3) {
    Objects.requireNonNull(before1);
    Objects.requireNonNull(before2);
    Objects.requireNonNull(before3);
    return (value1, value2, value3) -> applyAsChar(before1.apply(value1), before2.apply(value2),
            before3.applyAsDouble(value3));
}

From source file:at.gridtec.lambda4j.function.tri.obj.BiObjDoubleToFloatFunction.java

/**
 * Returns a composed {@link TriDoubleToFloatFunction} that first applies the {@code before} functions to its input,
 * and then applies this function to the result. If evaluation of either operation throws an exception, it is
 * relayed to the caller of the composed operation. This method is just convenience, to provide the ability to
 * execute an operation which accepts {@code double} input, before this primitive function is executed.
 *
 * @param before1 The first function to apply before this function is applied
 * @param before2 The second function to apply before this function is applied
 * @param before3 The third operator to apply before this function is applied
 * @return A composed {@code TriDoubleToFloatFunction} that first applies the {@code before} functions to its input,
 * and then applies this function to the result.
 * @throws NullPointerException If given argument is {@code null}
 * @implSpec The input argument of this method is a able to handle primitive values. In this case this is {@code
 * double}.//from ww w  . j  a v a  2 s.c  om
 */
@Nonnull
default TriDoubleToFloatFunction composeFromDouble(@Nonnull final DoubleFunction<? extends T> before1,
        @Nonnull final DoubleFunction<? extends U> before2, @Nonnull final DoubleUnaryOperator before3) {
    Objects.requireNonNull(before1);
    Objects.requireNonNull(before2);
    Objects.requireNonNull(before3);
    return (value1, value2, value3) -> applyAsFloat(before1.apply(value1), before2.apply(value2),
            before3.applyAsDouble(value3));
}

From source file:at.gridtec.lambda4j.function.tri.obj.BiObjDoubleToIntFunction.java

/**
 * Returns a composed {@link TriDoubleToIntFunction} that first applies the {@code before} functions to its input,
 * and then applies this function to the result. If evaluation of either operation throws an exception, it is
 * relayed to the caller of the composed operation. This method is just convenience, to provide the ability to
 * execute an operation which accepts {@code double} input, before this primitive function is executed.
 *
 * @param before1 The first function to apply before this function is applied
 * @param before2 The second function to apply before this function is applied
 * @param before3 The third operator to apply before this function is applied
 * @return A composed {@code TriDoubleToIntFunction} that first applies the {@code before} functions to its input,
 * and then applies this function to the result.
 * @throws NullPointerException If given argument is {@code null}
 * @implSpec The input argument of this method is a able to handle primitive values. In this case this is {@code
 * double}.//from www . ja v a  2  s  .  c  o m
 */
@Nonnull
default TriDoubleToIntFunction composeFromDouble(@Nonnull final DoubleFunction<? extends T> before1,
        @Nonnull final DoubleFunction<? extends U> before2, @Nonnull final DoubleUnaryOperator before3) {
    Objects.requireNonNull(before1);
    Objects.requireNonNull(before2);
    Objects.requireNonNull(before3);
    return (value1, value2, value3) -> applyAsInt(before1.apply(value1), before2.apply(value2),
            before3.applyAsDouble(value3));
}

From source file:at.gridtec.lambda4j.function.tri.obj.BiObjDoubleToShortFunction.java

/**
 * Returns a composed {@link TriDoubleToShortFunction} that first applies the {@code before} functions to its input,
 * and then applies this function to the result. If evaluation of either operation throws an exception, it is
 * relayed to the caller of the composed operation. This method is just convenience, to provide the ability to
 * execute an operation which accepts {@code double} input, before this primitive function is executed.
 *
 * @param before1 The first function to apply before this function is applied
 * @param before2 The second function to apply before this function is applied
 * @param before3 The third operator to apply before this function is applied
 * @return A composed {@code TriDoubleToShortFunction} that first applies the {@code before} functions to its input,
 * and then applies this function to the result.
 * @throws NullPointerException If given argument is {@code null}
 * @implSpec The input argument of this method is a able to handle primitive values. In this case this is {@code
 * double}.//from  ww w .j a  v a  2 s  .  co  m
 */
@Nonnull
default TriDoubleToShortFunction composeFromDouble(@Nonnull final DoubleFunction<? extends T> before1,
        @Nonnull final DoubleFunction<? extends U> before2, @Nonnull final DoubleUnaryOperator before3) {
    Objects.requireNonNull(before1);
    Objects.requireNonNull(before2);
    Objects.requireNonNull(before3);
    return (value1, value2, value3) -> applyAsShort(before1.apply(value1), before2.apply(value2),
            before3.applyAsDouble(value3));
}

From source file:at.gridtec.lambda4j.function.tri.obj.BiObjDoubleToLongFunction.java

/**
 * Returns a composed {@link TriDoubleToLongFunction} that first applies the {@code before} functions to its input,
 * and then applies this function to the result. If evaluation of either operation throws an exception, it is
 * relayed to the caller of the composed operation. This method is just convenience, to provide the ability to
 * execute an operation which accepts {@code double} input, before this primitive function is executed.
 *
 * @param before1 The first function to apply before this function is applied
 * @param before2 The second function to apply before this function is applied
 * @param before3 The third operator to apply before this function is applied
 * @return A composed {@code TriDoubleToLongFunction} that first applies the {@code before} functions to its input,
 * and then applies this function to the result.
 * @throws NullPointerException If given argument is {@code null}
 * @implSpec The input argument of this method is a able to handle primitive values. In this case this is {@code
 * double}./*from w  ww  . j  ava2  s  .c  om*/
 */
@Nonnull
default TriDoubleToLongFunction composeFromDouble(@Nonnull final DoubleFunction<? extends T> before1,
        @Nonnull final DoubleFunction<? extends U> before2, @Nonnull final DoubleUnaryOperator before3) {
    Objects.requireNonNull(before1);
    Objects.requireNonNull(before2);
    Objects.requireNonNull(before3);
    return (value1, value2, value3) -> applyAsLong(before1.apply(value1), before2.apply(value2),
            before3.applyAsDouble(value3));
}

From source file:at.gridtec.lambda4j.function.tri.obj.BiObjDoubleToDoubleFunction.java

/**
 * Returns a composed {@link DoubleTernaryOperator} that first applies the {@code before} functions to its input,
 * and then applies this function to the result. If evaluation of either operation throws an exception, it is
 * relayed to the caller of the composed operation. This method is just convenience, to provide the ability to
 * execute an operation which accepts {@code double} input, before this primitive function is executed.
 *
 * @param before1 The first function to apply before this function is applied
 * @param before2 The second function to apply before this function is applied
 * @param before3 The third operator to apply before this function is applied
 * @return A composed {@code DoubleTernaryOperator} that first applies the {@code before} functions to its input,
 * and then applies this function to the result.
 * @throws NullPointerException If given argument is {@code null}
 * @implSpec The input argument of this method is a able to handle primitive values. In this case this is {@code
 * double}.//from   w w w  .  j  a va  2  s.c o  m
 */
@Nonnull
default DoubleTernaryOperator composeFromDouble(@Nonnull final DoubleFunction<? extends T> before1,
        @Nonnull final DoubleFunction<? extends U> before2, @Nonnull final DoubleUnaryOperator before3) {
    Objects.requireNonNull(before1);
    Objects.requireNonNull(before2);
    Objects.requireNonNull(before3);
    return (value1, value2, value3) -> applyAsDouble(before1.apply(value1), before2.apply(value2),
            before3.applyAsDouble(value3));
}

From source file:at.gridtec.lambda4j.predicate.tri.TriDoublePredicate.java

/**
 * Returns a composed {@link TriDoublePredicate} that first applies the {@code before} operators to its input, and
 * then applies this predicate to the result. If evaluation of either operation throws an exception, it is relayed
 * to the caller of the composed operation. This method is just convenience, to provide the ability to execute an
 * operation which accepts {@code double} input, before this primitive predicate is executed.
 *
 * @param before1 The first operator to apply before this predicate is applied
 * @param before2 The second operator to apply before this predicate is applied
 * @param before3 The third operator to apply before this predicate is applied
 * @return A composed {@code TriDoublePredicate} that first applies the {@code before} operators to its input, and
 * then applies this predicate to the result.
 * @throws NullPointerException If given argument is {@code null}
 * @implSpec The input argument of this method is a able to handle primitive values. In this case this is {@code
 * double}./*from   w  w  w  . j  a  va 2s . c o m*/
 */
@Nonnull
default TriDoublePredicate composeFromDouble(@Nonnull final DoubleUnaryOperator before1,
        @Nonnull final DoubleUnaryOperator before2, @Nonnull final DoubleUnaryOperator before3) {
    Objects.requireNonNull(before1);
    Objects.requireNonNull(before2);
    Objects.requireNonNull(before3);
    return (value1, value2, value3) -> test(before1.applyAsDouble(value1), before2.applyAsDouble(value2),
            before3.applyAsDouble(value3));
}

From source file:at.gridtec.lambda4j.predicate.tri.obj.ObjBiDoublePredicate.java

/**
 * Returns a composed {@link TriDoublePredicate} that first applies the {@code before} functions to its input, and
 * then applies this predicate to the result. If evaluation of either operation throws an exception, it is relayed
 * to the caller of the composed operation. This method is just convenience, to provide the ability to execute an
 * operation which accepts {@code double} input, before this primitive predicate is executed.
 *
 * @param before1 The first function to apply before this predicate is applied
 * @param before2 The second operator to apply before this predicate is applied
 * @param before3 The third operator to apply before this predicate is applied
 * @return A composed {@code TriDoublePredicate} that first applies the {@code before} functions to its input, and
 * then applies this predicate to the result.
 * @throws NullPointerException If given argument is {@code null}
 * @implSpec The input argument of this method is a able to handle primitive values. In this case this is {@code
 * double}.//  w  w  w  . j  a v  a2s. co  m
 */
@Nonnull
default TriDoublePredicate composeFromDouble(@Nonnull final DoubleFunction<? extends T> before1,
        @Nonnull final DoubleUnaryOperator before2, @Nonnull final DoubleUnaryOperator before3) {
    Objects.requireNonNull(before1);
    Objects.requireNonNull(before2);
    Objects.requireNonNull(before3);
    return (value1, value2, value3) -> test(before1.apply(value1), before2.applyAsDouble(value2),
            before3.applyAsDouble(value3));
}