45 lines
1 KiB
C++
45 lines
1 KiB
C++
#include "Clyde.hpp"
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#include "GameState.hpp"
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namespace pacman {
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Clyde::Clyde()
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: Ghost(Atlas::Ghost::clyde) {
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pos = initialPosition();
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}
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double Clyde::speed(const GameState & gameState) const {
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if (state == State::Eyes)
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return 2;
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if (state == State::Frightened)
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return 0.5;
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return 0.75;
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}
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Position Clyde::target(const GameState & gameState) const {
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if (state == State::Eyes)
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return initialPosition();
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if (isInPen())
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return penDoorPosition();
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// Clyde always target its scatter target, unless pacman is further than 8 tiles away
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auto targetPosition = scatterTarget();
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const auto & pacmanPosition = gameState.pacMan.positionInGrid();
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auto distanceFomPacMan = std::hypot(pos.x - pacmanPosition.x, pos.y - pacmanPosition.y);
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if (state == State::Chase && distanceFomPacMan > 8)
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targetPosition = gridPositionToPosition(pacmanPosition);
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return targetPosition;
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}
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Position Clyde::initialPosition() const {
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return { 15.5, 14 };
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}
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Position Clyde::scatterTarget() const {
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return { 0, 30 };
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}
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}
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