51 lines
2.3 KiB
C++
51 lines
2.3 KiB
C++
#pragma once
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#include "RE/H/hkTransform.h"
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#include "RE/N/NiTransform.h"
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namespace RE
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{
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constexpr auto HK_TO_BS_SCALE{ 69.99125F };
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constexpr auto BS_TO_HK_SCALE{ 0.0142875F };
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template <class T1, class T2>
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constexpr T1 HK_TO_NI(const T2& a_hk) noexcept
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{
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if constexpr (std::is_same_v<T1, NiPoint3> && std::is_same_v<T2, hkVector4f>) {
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return NiPoint3(a_hk.x, a_hk.y, a_hk.z) * HK_TO_BS_SCALE;
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} else if constexpr (std::is_same_v<T1, NiPoint3A> && std::is_same_v<T2, hkVector4f>) {
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return NiPoint3A(a_hk.x, a_hk.y, a_hk.z) * HK_TO_BS_SCALE;
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} else if constexpr (std::is_same_v<T1, NiPoint4> && std::is_same_v<T2, hkVector4f>) {
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return NiPoint4(a_hk.x, a_hk.y, a_hk.z, a_hk.w) * HK_TO_BS_SCALE;
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} else if constexpr (std::is_same_v<T1, NiMatrix3> && (std::is_same_v<T2, hkMatrix3f> || std::is_same_v<T2, hkRotationf>)) {
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NiMatrix3 ni;
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ni[0] = { a_hk[0][0], a_hk[1][0], a_hk[2][0], 0.0F };
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ni[1] = { a_hk[0][1], a_hk[1][1], a_hk[2][1], 0.0F };
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ni[2] = { a_hk[0][2], a_hk[1][2], a_hk[2][2], 0.0F };
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return ni;
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} else if constexpr (std::is_same_v<T1, NiTransform> && std::is_same_v<T2, hkTransform>) {
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return NiTransform(HK_TO_NI<NiMatrix3>(a_hk.m_rotation), HK_TO_NI<NiPoint3>(a_hk.m_translation));
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}
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}
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template <class T1, class T2>
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constexpr T1 NI_TO_HK(const T2& a_ni) noexcept
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{
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if constexpr (std::is_same_v<T1, hkVector4f> && std::is_same_v<T2, NiPoint3>) {
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return hkVector4f(a_ni.x, a_ni.y, a_ni.z, 0.0F) * BS_TO_HK_SCALE;
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} else if constexpr (std::is_same_v<T1, hkVector4f> && std::is_same_v<T2, NiPoint3A>) {
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return hkVector4f(a_ni.x, a_ni.y, a_ni.z, 0.0F) * BS_TO_HK_SCALE;
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} else if constexpr (std::is_same_v<T1, hkVector4f> && std::is_same_v<T2, NiPoint4>) {
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return hkVector4f(a_ni.x, a_ni.y, a_ni.z, a_ni.w) * BS_TO_HK_SCALE;
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} else if constexpr ((std::is_same_v<T1, hkMatrix3f> || std::is_same_v<T1, hkRotationf>) && std::is_same_v<T2, NiMatrix3>) {
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hkMatrix3f hk;
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hk[0] = { a_ni[0][0], a_ni[1][0], a_ni[2][0], 0.0F };
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hk[1] = { a_ni[0][1], a_ni[1][1], a_ni[2][1], 0.0F };
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hk[2] = { a_ni[0][2], a_ni[1][2], a_ni[2][2], 0.0F };
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return hk;
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} else if constexpr (std::is_same_v<T1, hkTransform> && std::is_same_v<T2, NiTransform>) {
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return hkTransform(NI_TO_HK<hkMatrix3f>(a_ni.rotate), NI_TO_HK<hkVector4f>(a_ni.translate));
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}
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}
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}
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