Rect2i rect = Rect2i.createFromMinAndMax(facet.getRelativeRegion().minX(), facet.getRelativeRegion().minZ(),
facet.getRelativeRegion().maxX(), facet.getRelativeRegion().maxZ());
for (Vector2i pos : rect) {
float height = surfaceHeight.get(pos);
for (int y = facet.getRelativeRegion().minY(); y <= facet.getRelativeRegion().maxY(); ++y) {
facet.set(pos.x, y, pos.y, height - area.minY() - y);
}
}
region.setRegionFacet(DensityFacet.class, facet);
}
}