27 lines
928 B
C++
27 lines
928 B
C++
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#include "botinterface.hpp"
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#include "common.hpp"
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#include <SFML/System/Vector2.hpp>
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namespace snakeplusplus
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{
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PlayerDirection lastKnownDirection = kNone;
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PlayerDirection GetBotInput(sf::Vector2f snakeHeadLocation, sf::Vector2f foodLocation)
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{
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sf::Vector2f directionDelta;
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directionDelta = snakeHeadLocation - foodLocation;
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if ((directionDelta.y > 0)
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&& (lastKnownDirection != kDown))
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{ lastKnownDirection = kUp; }
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else if ((directionDelta.y < 0)
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&& (lastKnownDirection != kUp))
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{ lastKnownDirection = kDown; }
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else if ((directionDelta.x > 0)
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&& (lastKnownDirection != kRight))
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{ lastKnownDirection = kLeft; }
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else if ((directionDelta.x < 0)
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&& (lastKnownDirection != kLeft))
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{ lastKnownDirection = kRight; }
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return lastKnownDirection;
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}
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}
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