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Adds Vector utils, specifically normalization

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This commit is contained in:
Maximilian Giller 2023-05-10 11:29:30 +02:00
parent 1b5bc82c1c
commit 84c7e9e3b3
2 changed files with 20 additions and 1 deletions
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2
CMakeLists.txt
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@ -44,7 +44,7 @@ set(SOURCES
src/game/input/direction.cpp src/game/input/direction.cpp
src/game/player/player.cpp src/game/player/player.cpp
src/game/player/player.hpp src/game/player/player.hpp
src/game/input/game_inputs.hpp src/game/world/world_view.cpp src/game/world/world_view.h src/utilities/smart_list.cpp src/utilities/smart_list.h) src/game/input/game_inputs.hpp src/game/world/world_view.cpp src/game/world/world_view.h src/utilities/smart_list.cpp src/utilities/smart_list.h src/utilities/vector_utils.hpp)
set(PHYSICS_00_SOURCES set(PHYSICS_00_SOURCES
src/prototypes/physics_00.cpp) src/prototypes/physics_00.cpp)

19
src/utilities/vector_utils.hpp Normal file
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@ -0,0 +1,19 @@
#ifndef HOLESOME_VECTOR_UTILS_HPP
#define HOLESOME_VECTOR_UTILS_HPP
#include <SFML/System/Vector2.hpp>
#include <valarray>
template<typename T>
sf::Vector2<T> normalize(sf::Vector2<T> v)
{
auto length = std::sqrt(v.x * v.x + v.y * v.y);
if (length != 0)
{
v.x /= length;
v.y /= length;
}
return v;
}
#endif //HOLESOME_VECTOR_UTILS_HPP