Examples with LineSelection ivorius.ivtoolkit.util.LineSelection used on opensource projects

Example 1 with LineSelection

use of ivorius.ivtoolkit.util.LineSelection in project RecurrentComplex by Ivorforce.

the class FactorMatch method consider.

@Override
public List<Pair<LineSelection, Float>> consider(WorldCache cache, LineSelection considerable, @Nullable IvBlockCollection blockCollection, StructurePlaceContext context) {
    if (blockCollection == null)
        throw new IllegalArgumentException("Missing a block collection!");
    List<Pair<LineSelection, Float>> consideration = new ArrayList<>();
    int[] size = StructureBoundingBoxes.size(context.boundingBox);
    BlockPos lowerCoord = StructureBoundingBoxes.min(context.boundingBox);
    Set<BlockPos.MutableBlockPos> sources = BlockAreas.streamMutablePositions(blockCollection.area()).filter(p -> sourceMatcher.evaluate(() -> blockCollection.getBlockState(p))).map(p -> new BlockPos.MutableBlockPos(context.transform.apply(p, size).add(lowerCoord.getX(), 0, lowerCoord.getZ()))).collect(Collectors.toSet());
    for (IntegerRange range : (Iterable<IntegerRange>) considerable.streamSections(null, true)::iterator) {
        Float curConformity = null;
        int lastY = range.getMax();
        int end = range.getMin();
        for (int y = lastY; y >= end; y--) {
            int finalY = y;
            sources.forEach(p -> p.move(EnumFacing.UP, finalY));
            float conformity = weight(cache, sources, requiredConformity);
            sources.forEach(p -> p.move(EnumFacing.DOWN, finalY));
            if (curConformity == null) {
                curConformity = conformity;
                lastY = y;
            } else if (!DoubleMath.fuzzyEquals(conformity, curConformity, 0.01)) {
                consideration.add(Pair.of(LineSelection.fromRange(IntegerRanges.from(lastY, y + 1), true), weight(curConformity)));
                curConformity = conformity;
                lastY = y;
            }
        }
        if (curConformity != null)
            consideration.add(Pair.of(LineSelection.fromRange(IntegerRanges.from(lastY, end), true), weight(curConformity)));
    }
    return consideration;
}

Example 2 with LineSelection

use of ivorius.ivtoolkit.util.LineSelection in project RecurrentComplex by Ivorforce.

the class GenericPlacer method place.

@Override
public int place(StructurePlaceContext context, @Nullable IvBlockCollection blockCollection) {
    if (factors.isEmpty())
        return DONT_GENERATE;
    WorldServer world = context.environment.world;
    WorldCache cache = new WorldCache(world, StructureBoundingBoxes.wholeHeightBoundingBox(world, context.boundingBox));
    LineSelection considerable = LineSelection.fromRange(new IntegerRange(0, world.getHeight() - context.boundingBox.getYSize()), true);
    List<Pair<LineSelection, Float>> considerations = new ArrayList<>();
    factors.forEach(factor -> {
        List<Pair<LineSelection, Float>> consideration = factor.consider(cache, considerable, blockCollection, context);
        consideration.stream().filter(p -> p.getRight() <= 0).forEach(p -> considerable.set(p.getLeft(), true, false));
        consideration = consideration.stream().filter(p -> p.getRight() > 0).collect(Collectors.toList());
        considerable.set(LineSelections.combine(consideration.stream().map(Pair::getLeft), true), false, false);
        considerations.addAll(consideration);
    });
    Set<Pair<Integer, Double>> applicable = considerable.streamElements(null, true).mapToObj(y -> Pair.of(y, considerations.stream().mapToDouble(pair -> pair.getLeft().isSectionAdditive(pair.getLeft().sectionForIndex(y)) ? pair.getRight() : 1).reduce(1f, (left, right) -> left * right))).filter(p -> p.getRight() > 0).collect(Collectors.toSet());
    return applicable.size() > 0 ? WeightedSelector.select(context.random, applicable, Pair::getRight).getLeft() : DONT_GENERATE;
}

Example 3 with LineSelection

use of ivorius.ivtoolkit.util.LineSelection in project RecurrentComplex by Ivorforce.

the class FactorLimit method consider.

@Override
public List<Pair<LineSelection, Float>> consider(WorldCache cache, LineSelection considerable, @Nullable IvBlockCollection blockCollection, StructurePlaceContext context) {
    List<Pair<LineSelection, Float>> consideration = new ArrayList<>();
    int height = cache.world.getHeight();
    int pos = height - 1;
    for (Ray ray : rays) {
        int before = pos;
        OptionalInt cast = ray.cast(cache, context, pos);
        if (cast.isPresent()) {
            pos = cast.getAsInt();
            LineSelection selection = LineSelection.fromRange(IntegerRanges.from(pos, before), true);
            selection.set(considerable, false, false);
            if (ray.weight != null && !selection.isUniform())
                consideration.add(Pair.of(selection, weight(ray.weight)));
        } else
            break;
    }
    return consideration;
}