{

CHECK_NULL_POINTER(plant);

if (!plant->tree_info)

return plant->pos;

int dimx = plant->tree_info->dim_x;

int dimy = plant->tree_info->dim_y;

int cx = dimx / 2;

int cy = dimy / 2;

// Find the southeast trunk tile

int x = cx;

int y = cy;

while (x + 1 < dimx && y + 1 < dimy)

{

if (plant->tree_info->body[0][(y * dimx) + (x + 1)].bits.trunk)

++x;

else if (plant->tree_info->body[0][((y + 1) * dimx) + x].bits.trunk)

++y;

else

break;

}

return df::coord(plant->pos.x - cx + x, plant->pos.y - cy + y, plant->pos.z);

{

CHECK_NULL_POINTER(plant);

df::coord des_pos = getPlantDesignationTile(plant);

df::map_block *block = Maps::getTileBlock(des_pos);

if (!block)

return false;

if (block->designation[des_pos.x % 16][des_pos.y % 16].bits.dig == tile_dig_designation::Default)

return true;

for (auto *link = world->jobs.list.next; link; link = link->next)

{

df::job *job = link->item;

if (!job)

continue;

if (job->job_type != job_type::FellTree && job->job_type != job_type::GatherPlants)

continue;

if (job->pos == des_pos)

return true;

}

return false;

{

CHECK_NULL_POINTER(plant);

if (!getPlantBlock(plant))

return false;

return !isPlantMarked(plant);

{

CHECK_NULL_POINTER(plant);

if (canMarkPlant(plant))

{

df::coord des_pos = getPlantDesignationTile(plant);

df::map_block *block = Maps::getTileBlock(des_pos);

block->designation[des_pos.x % 16][des_pos.y % 16].bits.dig = tile_dig_designation::Default;

block->flags.bits.designated = true;

return true;

}

else

{

return false;

}

{

CHECK_NULL_POINTER(plant);

if (!getPlantBlock(plant))

return false;

return isPlantMarked(plant);

{

CHECK_NULL_POINTER(plant);

if (canUnmarkPlant(plant))

{

df::coord des_pos = getPlantDesignationTile(plant);

df::map_block *block = Maps::getTileBlock(des_pos);

block->designation[des_pos.x % 16][des_pos.y % 16].bits.dig = tile_dig_designation::No;

block->flags.bits.designated = true;

auto *link = world->jobs.list.next;

while (link)

{

auto *next = link->next;

df::job *job = link->item;

if (job &&

(job->job_type == job_type::FellTree || job->job_type == job_type::GatherPlants) &&

job->pos == des_pos)

{

Job::removeJob(job);

}

link = next;

}

return true;

}

else

{

return false;

}