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-rw-r--r--lib/maths.cpp2
-rw-r--r--lib/maths.h12
2 files changed, 1 insertions, 13 deletions
diff --git a/lib/maths.cpp b/lib/maths.cpp
index 5430ef6..0c25820 100644
--- a/lib/maths.cpp
+++ b/lib/maths.cpp
@@ -9,7 +9,7 @@ glm::mat4
flat_orientation(const Direction3D & diff)
{
static const auto oneeighty {glm::rotate(pi, up)};
- const auto flatdiff {glm::normalize(!!diff)};
+ const auto flatdiff {glm::normalize(diff.xy() ^ 0.F)};
auto e {glm::orientation(flatdiff, north)};
// Handle if diff is exactly opposite to north
return (std::isnan(e[0][0])) ? oneeighty : e;
diff --git a/lib/maths.h b/lib/maths.h
index cf369a7..dd83c4b 100644
--- a/lib/maths.h
+++ b/lib/maths.h
@@ -99,12 +99,6 @@ perspective_divide(glm::vec<4, T, Q> v)
return v / v.w;
}
-constexpr inline Position2D
-operator!(const Position3D & v)
-{
- return {v.x, v.y};
-}
-
constexpr inline Position3D
operator^(const Position2D & v, float z)
{
@@ -117,12 +111,6 @@ operator^(const Position3D & v, float w)
return {v.x, v.y, v.z, w};
}
-constexpr inline Position3D
-operator!(const Position2D & v)
-{
- return v ^ 0.F;
-}
-
template<glm::length_t L1, glm::length_t L2, typename T, glm::qualifier Q>
inline constexpr glm::vec<L1 + L2, T, Q>
operator||(const glm::vec<L1, T, Q> v1, const glm::vec<L2, T, Q> v2)