Justin Marshall
45 lines
1.1 KiB
C++
45 lines
1.1 KiB
C++
#pragma once
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#include "idlib/math/vector.h"
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#include <cassert>
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#include <cmath>
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class idPolar3 {
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public:
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float radius;
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float theta;
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float phi;
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idPolar3() = default;
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idPolar3(const float newRadius, const float newTheta, const float newPhi) {
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Set(newRadius, newTheta, newPhi);
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}
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void Set(const float newRadius, const float newTheta, const float newPhi) {
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assert(newRadius >= 0.0f);
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radius = newRadius;
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theta = newTheta;
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phi = newPhi;
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}
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float operator[](const int index) const {
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assert(index >= 0 && index < 3);
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return (&radius)[index];
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}
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float& operator[](const int index) {
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assert(index >= 0 && index < 3);
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return (&radius)[index];
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}
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idPolar3 operator-() const { return idPolar3(radius, -theta, -phi); }
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idVec3 ToVec3() const {
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const float cosPhi = std::cos(phi);
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return idVec3(cosPhi * radius * std::cos(theta),
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cosPhi * radius * std::sin(theta), radius * std::sin(phi));
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}
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};
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static_assert(sizeof(idPolar3) == 12, "Recovered idPolar3 ABI changed");
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