From 3bf42c6ff3805a0d42bbc661794a95ff31bedc26 Mon Sep 17 00:00:00 2001 From: untodesu Date: Sat, 15 Mar 2025 16:22:09 +0500 Subject: Add whatever I was working on for the last month --- deps/include/glm/ext/quaternion_transform.inl | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) create mode 100644 deps/include/glm/ext/quaternion_transform.inl (limited to 'deps/include/glm/ext/quaternion_transform.inl') diff --git a/deps/include/glm/ext/quaternion_transform.inl b/deps/include/glm/ext/quaternion_transform.inl new file mode 100644 index 0000000..7e773fb --- /dev/null +++ b/deps/include/glm/ext/quaternion_transform.inl @@ -0,0 +1,24 @@ +namespace glm +{ + template + GLM_FUNC_QUALIFIER qua rotate(qua const& q, T const& angle, vec<3, T, Q> const& v) + { + vec<3, T, Q> Tmp = v; + + // Axis of rotation must be normalised + T len = glm::length(Tmp); + if(abs(len - static_cast(1)) > static_cast(0.001)) + { + T oneOverLen = static_cast(1) / len; + Tmp.x *= oneOverLen; + Tmp.y *= oneOverLen; + Tmp.z *= oneOverLen; + } + + T const AngleRad(angle); + T const Sin = sin(AngleRad * static_cast(0.5)); + + return q * qua::wxyz(cos(AngleRad * static_cast(0.5)), Tmp.x * Sin, Tmp.y * Sin, Tmp.z * Sin); + } +}//namespace glm + -- cgit