cube-game-plus-plus/common/world/World.cpp

#include "common/world/World.h"
#include "common/utils/Random.h"
#include "common/world/HighMap.h"

World::World(const BlockRegistry& blockRegistry) : blockRegistry(blockRegistry) {
    Block air = blockRegistry.getBlock("air");
    Block stone = blockRegistry.getBlock("stone");
    HighMap<WORLD_SIZE, WORLD_SIZE> map;
    for(uint x = 0; x < WORLD_SIZE; x++) {
        for(uint z = 0; z < WORLD_SIZE; z++) {
            uint height = map.getHeight(x, z, WORLD_SIZE);
            for(uint y = 0; y < height; y++) {
                setBlock(x, y, z, stone);
            }
            for(uint y = height; y < WORLD_SIZE; y++) {
                setBlock(x, y, z, air);
            }
        }
    }
}

void World::setBlock(uint x, uint y, uint z, const Block& block) {
    blocks[x & BITMASK][y & BITMASK][z & BITMASK] = block.getId();
}

const Block& World::getBlock(uint x, uint y, uint z) const {
    return blockRegistry.getBlock(blocks[x & BITMASK][y & BITMASK][z & BITMASK]);
}