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Rename variable and remove unneeded curlies

This commit is contained in:
Patricia Aas 2021-08-25 11:26:13 +02:00
parent 4b7015b96b
commit d196491ea4
1 changed files with 9 additions and 7 deletions
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16
lib/Ghost.cpp
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@ -145,15 +145,17 @@ void Ghost::updateDirection(const GameState & gameState) {
struct Move {
Direction direction;
Position position;
double distance = std::numeric_limits<double>::infinity();
double distance_to_target = std::numeric_limits<double>::infinity();
};
const Position current_position = { double(current_grid_position.x), double(current_grid_position.y) };
const auto [x, y] = current_position;
std::array<Move, 4> possible_moves = { { Move{ Direction::UP, { x, y - 1 } },
Move{ Direction::LEFT, { x - 1, y } },
Move{ Direction::DOWN, { x, y + 1 } },
Move{ Direction::RIGHT, { x + 1, y } } } };
std::array<Move, 4> possible_moves = {
Move{ Direction::UP, { x, y - 1 } },
Move{ Direction::LEFT, { x - 1, y } },
Move{ Direction::DOWN, { x, y + 1 } },
Move{ Direction::RIGHT, { x + 1, y } }
};
const Position target_position = target(gameState);
@ -175,11 +177,11 @@ void Ghost::updateDirection(const GameState & gameState) {
if (!can_walk)
continue;
move.distance = std::hypot(move.position.x - target_position.x, move.position.y - target_position.y);
move.distance_to_target = std::hypot(move.position.x - target_position.x, move.position.y - target_position.y);
}
const auto optimal_move = std::min_element(possible_moves.begin(), possible_moves.end(), [](const auto & a, const auto & b) {
return a.distance < b.distance;
return a.distance_to_target < b.distance_to_target;
});
auto move = *optimal_move;