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/* date = June 10th 2025 1:05 pm */
#ifndef HANDMADE_MATH_H
#define HANDMADE_MATH_H
union v2
{
struct
{
r32 X, Y;
};
r32 E[2];
};
inline v2
V2(r32 X, r32 Y)
{
v2 Result;
Result.X = X;
Result.Y = Y;
return(Result);
}
inline v2
operator-(v2 A)
{
v2 Result;
Result.X = -A.X;
Result.Y = -A.Y;
return Result;
}
inline v2
operator+(v2 A, v2 B)
{
v2 Result;
Result.X = A.X + B.X;
Result.Y = A.Y + B.Y;
return Result;
}
inline v2
operator+(v2 A, r32 B)
{
v2 Result;
Result.X = A.X + B;
Result.Y = A.Y + B;
return Result;
}
inline v2
operator-(v2 A, v2 B)
{
v2 Result;
Result.X = A.X - B.X;
Result.Y = A.Y - B.Y;
return Result;
}
inline v2
operator-(v2 A, r32 B)
{
v2 Result;
Result = A + -B;
return Result;
}
inline v2
operator*(r32 A, v2 B)
{
v2 Result;
Result.X = A*B.X;
Result.Y = A*B.Y;
return Result;
}
inline v2
operator*(v2 A, r32 B)
{
return B*A;
}
inline v2
operator/(v2 A, r32 B)
{
v2 Result;
Result.X = A.X/B;
Result.Y = A.Y/B;
return Result;
}
inline v2 &
operator*=(v2 &A, r32 B)
{
A = B * A;
return A;
}
inline v2 &
operator+=(v2 &A, v2 B)
{
A = A + B;
return A;
}
inline
r32 Square(r32 A)
{
r32 Result = A*A;
return Result;
}
inline
r32 Inner(v2 A, v2 B)
{
r32 Result = A.X*B.X + A.Y*B.Y;
return Result;
}
inline
r32 LengthSq(v2 A)
{
r32 Result = Inner(A, A);
return Result;
}
#endif //HANDMADE_MATH_H
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