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709 | 709 |
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710 | 710 |
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711 | 711 | minetest.register_on_generated(default.generate_nyancats) |
712 | | - |
713 | | - |
714 | | --- |
715 | | --- Deprecated ore generation code |
716 | | --- |
717 | | - |
718 | | - |
719 | | -function default.generate_ore(name, wherein, minp, maxp, seed, |
720 | | - chunks_per_volume, chunk_size, ore_per_chunk, height_min, height_max) |
721 | | - minetest.log('action', "WARNING: default.generate_ore is deprecated") |
722 | | - |
723 | | - if maxp.y < height_min or minp.y > height_max then |
724 | | - return |
725 | | - end |
726 | | - local y_min = math.max(minp.y, height_min) |
727 | | - local y_max = math.min(maxp.y, height_max) |
728 | | - if chunk_size >= y_max - y_min + 1 then |
729 | | - return |
730 | | - end |
731 | | - local volume = (maxp.x-minp.x+1)*(y_max-y_min+1)*(maxp.z-minp.z+1) |
732 | | - local pr = PseudoRandom(seed) |
733 | | - local num_chunks = math.floor(chunks_per_volume * volume) |
734 | | - local inverse_chance = math.floor(chunk_size*chunk_size*chunk_size / ore_per_chunk) |
735 | | - --print("generate_ore num_chunks: "..dump(num_chunks)) |
736 | | - for i=1,num_chunks do |
737 | | - local y0 = pr:next(y_min, y_max-chunk_size+1) |
738 | | - if y0 >= height_min and y0 <= height_max then |
739 | | - local x0 = pr:next(minp.x, maxp.x-chunk_size+1) |
740 | | - local z0 = pr:next(minp.z, maxp.z-chunk_size+1) |
741 | | - local p0 = {x=x0, y=y0, z=z0} |
742 | | - for x1=0,chunk_size-1 do |
743 | | - for y1=0,chunk_size-1 do |
744 | | - for z1=0,chunk_size-1 do |
745 | | - if pr:next(1,inverse_chance) == 1 then |
746 | | - local x2 = x0+x1 |
747 | | - local y2 = y0+y1 |
748 | | - local z2 = z0+z1 |
749 | | - local p2 = {x=x2, y=y2, z=z2} |
750 | | - if minetest.get_node(p2).name == wherein then |
751 | | - minetest.set_node(p2, {name=name}) |
752 | | - end |
753 | | - end |
754 | | - end |
755 | | - end |
756 | | - end |
757 | | - end |
758 | | - end |
759 | | - --print("generate_ore done") |
760 | | -end |
761 | | - |
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