45 lines
1.1 KiB
Rust
45 lines
1.1 KiB
Rust
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use std::mem;
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use std::ops::{Deref, DerefMut};
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use base::allocator::Allocator;
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use base::coordinates::{X, XY, XYZ, XYZW, XYZWA, XYZWAB};
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use base::dimension::{U1, U2, U3, U4, U5, U6};
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use base::{DefaultAllocator, Scalar};
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use geometry::Translation;
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/*
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*
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* Give coordinates to Translation{1 .. 6}
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*
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*/
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macro_rules! deref_impl(
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($D: ty, $Target: ident $(, $comps: ident)*) => {
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impl<N: Scalar> Deref for Translation<N, $D>
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where DefaultAllocator: Allocator<N, $D> {
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type Target = $Target<N>;
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#[inline]
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fn deref(&self) -> &Self::Target {
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unsafe { mem::transmute(self) }
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}
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}
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impl<N: Scalar> DerefMut for Translation<N, $D>
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where DefaultAllocator: Allocator<N, $D> {
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#[inline]
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fn deref_mut(&mut self) -> &mut Self::Target {
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unsafe { mem::transmute(self) }
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}
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}
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}
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);
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deref_impl!(U1, X, x);
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deref_impl!(U2, XY, x, y);
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deref_impl!(U3, XYZ, x, y, z);
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deref_impl!(U4, XYZW, x, y, z, w);
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deref_impl!(U5, XYZWA, x, y, z, w, a);
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deref_impl!(U6, XYZWAB, x, y, z, w, a, b);
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