40 lines
980 B
C++
40 lines
980 B
C++
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#pragma once
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#include <cmath>
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namespace UEMath
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{
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struct Vector
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{
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float X;
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float Y;
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float Z;
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};
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struct Rotator
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{
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float Pitch; // X
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float Yaw; // Y
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float Roll; // Z
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};
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/**
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* @brief Converts a rotator (Pitch, Yaw) to a forward direction vector.
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* Computes a normalized forward vector from the given FRotator,
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* using Pitch and Yaw angles (in degrees).
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* @param rotator Input rotation (degrees).
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* @return Forward direction vector.
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*/
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static inline Vector RotatorToForwardVector(const Rotator& rotator)
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{
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constexpr float DEG_TO_RAD = 3.14159265358979323846f / 180.0f;
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const float cp = cosf(rotator.Pitch * DEG_TO_RAD);
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const float sp = sinf(rotator.Pitch * DEG_TO_RAD);
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const float cy = cosf(rotator.Yaw * DEG_TO_RAD);
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const float sy = sinf(rotator.Yaw * DEG_TO_RAD);
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return Vector(cp * cy, cp * sy, sp);
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}
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}
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