29 lines
757 B
C++
29 lines
757 B
C++
/**
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Quat.inl
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@cite Quaternion implementation based on Watt & Watt page 363.
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Thanks to Max McGuire for slerp optimizations.
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@maintainer Morgan McGuire, [email protected]
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@created 2002-01-23
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@edited 2004-03-04
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*/
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namespace G3D {
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inline float& Quat::operator[] (int i) {
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debugAssert(i >= 0);
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debugAssert(i < 4);
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return ((float*)this)[i];
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}
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inline const float& Quat::operator[] (int i) const {
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debugAssert(i >= 0);
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debugAssert(i < 4);
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return ((float*)this)[i];
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}
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inline Quat Quat::operator-(const Quat& other) const {
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return Quat(x - other.x, y - other.y, z - other.z, w - other.w);
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}
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inline Quat Quat::operator+(const Quat& other) const {
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return Quat(x + other.x, y + other.y, z + other.z, w + other.w);
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}
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}
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