v3s32 block_node_pos = {block->pos.x * MAPBLOCK_SIZE, block->pos.y * MAPBLOCK_SIZE, block->pos.z * MAPBLOCK_SIZE};
char *block_data[BIOME_COUNT] = {NULL};
- bool preprocessed_block[BIOME_COUNT];
+ bool preprocessed_block[BIOME_COUNT] = {false};
for (u8 x = 0; x < MAPBLOCK_SIZE; x++) {
s32 pos_x = block_node_pos.x + x;