forked from M-Labs/nalgebra
Remove the double-dispatch trick for Cast implementations.
It is obsolete now that rustc supports multiple trait implementations.
This commit is contained in:
Sébastien Crozet
parent
c1ec00cfe7
commit
cbbf5f138d
@ -1,219 +1,170 @@
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//! nalgebra trait implementation for primitive types.
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//! nalgebra trait implementation for primitive types.
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#![allow(missing_docs)]
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#![allow(non_camel_case_types)]
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use traits::structure::Cast;
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use traits::structure::Cast;
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// Double dispatch traits to drive the Cast method for primitive types.
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macro_rules! primitive_cast_impl(
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macro_rules! primitive_double_dispatch_cast_decl_trait(
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($from: ty, $to: ty) => (
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($t: ident, $tcast: ident) => (
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impl Cast<$from> for $to {
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pub trait $tcast {
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fn to(Self) -> $t;
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}
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)
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);
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macro_rules! primitive_double_dispatch_cast_impl(
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($ttarget: ident, $tself: ident, $tcast: ident) => (
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impl $tcast for $tself{
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#[inline(always)]
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#[inline(always)]
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fn to(v: $tself) -> $ttarget {
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fn from(t: $from) -> $to {
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v as $ttarget
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t as $to
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}
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}
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}
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}
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)
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)
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);
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);
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macro_rules! primitive_cast_redispatch_impl(
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primitive_cast_impl!(f64, f64);
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($t:ident, $tcast: ident) => (
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primitive_cast_impl!(f64, f32);
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impl<T: $tcast> Cast<T> for $t {
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primitive_cast_impl!(f64, i64);
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#[inline(always)]
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primitive_cast_impl!(f64, i32);
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fn from(t: T) -> $t {
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primitive_cast_impl!(f64, i16);
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$tcast::to(t)
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primitive_cast_impl!(f64, i8);
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}
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primitive_cast_impl!(f64, u64);
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}
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primitive_cast_impl!(f64, u32);
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)
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primitive_cast_impl!(f64, u16);
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);
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primitive_cast_impl!(f64, u8);
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primitive_cast_impl!(f64, isize);
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primitive_cast_impl!(f64, usize);
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primitive_double_dispatch_cast_decl_trait!(f64, f64Cast);
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primitive_cast_impl!(f32, f64);
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primitive_double_dispatch_cast_decl_trait!(f32, f32Cast);
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primitive_cast_impl!(f32, f32);
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primitive_double_dispatch_cast_decl_trait!(i64, i64Cast);
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primitive_cast_impl!(f32, i64);
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primitive_double_dispatch_cast_decl_trait!(i32, i32Cast);
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primitive_cast_impl!(f32, i32);
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primitive_double_dispatch_cast_decl_trait!(i16, i16Cast);
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primitive_cast_impl!(f32, i16);
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primitive_double_dispatch_cast_decl_trait!(i8, i8Cast);
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primitive_cast_impl!(f32, i8);
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primitive_double_dispatch_cast_decl_trait!(u64, u64Cast);
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primitive_cast_impl!(f32, u64);
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primitive_double_dispatch_cast_decl_trait!(u32, u32Cast);
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primitive_cast_impl!(f32, u32);
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primitive_double_dispatch_cast_decl_trait!(u16, u16Cast);
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primitive_cast_impl!(f32, u16);
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primitive_double_dispatch_cast_decl_trait!(u8, u8Cast);
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primitive_cast_impl!(f32, u8);
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primitive_double_dispatch_cast_decl_trait!(isize, isizeCast);
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primitive_cast_impl!(f32, isize);
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primitive_double_dispatch_cast_decl_trait!(usize, usizeCast);
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primitive_cast_impl!(f32, usize);
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primitive_cast_redispatch_impl!(f64, f64Cast);
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primitive_cast_impl!(i64, f64);
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primitive_cast_redispatch_impl!(f32, f32Cast);
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primitive_cast_impl!(i64, f32);
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primitive_cast_redispatch_impl!(i64, i64Cast);
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primitive_cast_impl!(i64, i64);
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primitive_cast_redispatch_impl!(i32, i32Cast);
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primitive_cast_impl!(i64, i32);
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primitive_cast_redispatch_impl!(i16, i16Cast);
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primitive_cast_impl!(i64, i16);
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primitive_cast_redispatch_impl!(i8, i8Cast);
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primitive_cast_impl!(i64, i8);
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primitive_cast_redispatch_impl!(u64, u64Cast);
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primitive_cast_impl!(i64, u64);
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primitive_cast_redispatch_impl!(u32, u32Cast);
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primitive_cast_impl!(i64, u32);
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primitive_cast_redispatch_impl!(u16, u16Cast);
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primitive_cast_impl!(i64, u16);
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primitive_cast_redispatch_impl!(u8, u8Cast);
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primitive_cast_impl!(i64, u8);
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primitive_cast_redispatch_impl!(isize, isizeCast);
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primitive_cast_impl!(i64, isize);
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primitive_cast_redispatch_impl!(usize, usizeCast);
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primitive_cast_impl!(i64, usize);
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primitive_double_dispatch_cast_impl!(f64, f64, f64Cast);
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primitive_cast_impl!(i32, f64);
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primitive_double_dispatch_cast_impl!(f64, f32, f64Cast);
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primitive_cast_impl!(i32, f32);
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primitive_double_dispatch_cast_impl!(f64, i64, f64Cast);
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primitive_cast_impl!(i32, i64);
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primitive_double_dispatch_cast_impl!(f64, i32, f64Cast);
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primitive_cast_impl!(i32, i32);
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primitive_double_dispatch_cast_impl!(f64, i16, f64Cast);
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primitive_cast_impl!(i32, i16);
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primitive_double_dispatch_cast_impl!(f64, i8, f64Cast);
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primitive_cast_impl!(i32, i8);
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primitive_double_dispatch_cast_impl!(f64, u64, f64Cast);
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primitive_cast_impl!(i32, u64);
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primitive_double_dispatch_cast_impl!(f64, u32, f64Cast);
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primitive_cast_impl!(i32, u32);
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primitive_double_dispatch_cast_impl!(f64, u16, f64Cast);
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primitive_cast_impl!(i32, u16);
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primitive_double_dispatch_cast_impl!(f64, u8, f64Cast);
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primitive_cast_impl!(i32, u8);
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primitive_double_dispatch_cast_impl!(f64, isize, f64Cast);
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primitive_cast_impl!(i32, isize);
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primitive_double_dispatch_cast_impl!(f64, usize, f64Cast);
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primitive_cast_impl!(i32, usize);
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primitive_double_dispatch_cast_impl!(f32, f64, f32Cast);
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primitive_cast_impl!(i16, f64);
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primitive_double_dispatch_cast_impl!(f32, f32, f32Cast);
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primitive_cast_impl!(i16, f32);
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primitive_double_dispatch_cast_impl!(f32, i64, f32Cast);
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primitive_cast_impl!(i16, i64);
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primitive_double_dispatch_cast_impl!(f32, i32, f32Cast);
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primitive_cast_impl!(i16, i32);
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primitive_double_dispatch_cast_impl!(f32, i16, f32Cast);
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primitive_cast_impl!(i16, i16);
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primitive_double_dispatch_cast_impl!(f32, i8, f32Cast);
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primitive_cast_impl!(i16, i8);
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primitive_double_dispatch_cast_impl!(f32, u64, f32Cast);
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primitive_cast_impl!(i16, u64);
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primitive_double_dispatch_cast_impl!(f32, u32, f32Cast);
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primitive_cast_impl!(i16, u32);
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primitive_double_dispatch_cast_impl!(f32, u16, f32Cast);
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primitive_cast_impl!(i16, u16);
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primitive_double_dispatch_cast_impl!(f32, u8, f32Cast);
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primitive_cast_impl!(i16, u8);
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primitive_double_dispatch_cast_impl!(f32, isize, f32Cast);
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primitive_cast_impl!(i16, isize);
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primitive_double_dispatch_cast_impl!(f32, usize, f32Cast);
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primitive_cast_impl!(i16, usize);
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primitive_double_dispatch_cast_impl!(i64, f64, i64Cast);
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primitive_cast_impl!(i8, f64);
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primitive_double_dispatch_cast_impl!(i64, f32, i64Cast);
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primitive_cast_impl!(i8, f32);
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primitive_double_dispatch_cast_impl!(i64, i64, i64Cast);
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primitive_cast_impl!(i8, i64);
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primitive_double_dispatch_cast_impl!(i64, i32, i64Cast);
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primitive_cast_impl!(i8, i32);
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primitive_double_dispatch_cast_impl!(i64, i16, i64Cast);
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primitive_cast_impl!(i8, i16);
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primitive_double_dispatch_cast_impl!(i64, i8, i64Cast);
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primitive_cast_impl!(i8, i8);
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primitive_double_dispatch_cast_impl!(i64, u64, i64Cast);
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primitive_cast_impl!(i8, u64);
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primitive_double_dispatch_cast_impl!(i64, u32, i64Cast);
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primitive_cast_impl!(i8, u32);
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primitive_double_dispatch_cast_impl!(i64, u16, i64Cast);
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primitive_cast_impl!(i8, u16);
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primitive_double_dispatch_cast_impl!(i64, u8, i64Cast);
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primitive_cast_impl!(i8, u8);
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primitive_double_dispatch_cast_impl!(i64, isize, i64Cast);
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primitive_cast_impl!(i8, isize);
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primitive_double_dispatch_cast_impl!(i64, usize, i64Cast);
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primitive_cast_impl!(i8, usize);
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primitive_double_dispatch_cast_impl!(i32, f64, i32Cast);
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primitive_cast_impl!(u64, f64);
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primitive_double_dispatch_cast_impl!(i32, f32, i32Cast);
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primitive_cast_impl!(u64, f32);
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primitive_double_dispatch_cast_impl!(i32, i64, i32Cast);
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primitive_cast_impl!(u64, i64);
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primitive_double_dispatch_cast_impl!(i32, i32, i32Cast);
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primitive_cast_impl!(u64, i32);
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primitive_double_dispatch_cast_impl!(i32, i16, i32Cast);
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primitive_cast_impl!(u64, i16);
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primitive_double_dispatch_cast_impl!(i32, i8, i32Cast);
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primitive_cast_impl!(u64, i8);
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primitive_double_dispatch_cast_impl!(i32, u64, i32Cast);
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primitive_cast_impl!(u64, u64);
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primitive_double_dispatch_cast_impl!(i32, u32, i32Cast);
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primitive_cast_impl!(u64, u32);
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primitive_double_dispatch_cast_impl!(i32, u16, i32Cast);
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primitive_cast_impl!(u64, u16);
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primitive_double_dispatch_cast_impl!(i32, u8, i32Cast);
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primitive_cast_impl!(u64, u8);
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primitive_double_dispatch_cast_impl!(i32, isize, i32Cast);
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primitive_cast_impl!(u64, isize);
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primitive_double_dispatch_cast_impl!(i32, usize, i32Cast);
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primitive_cast_impl!(u64, usize);
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primitive_double_dispatch_cast_impl!(i16, f64, i16Cast);
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primitive_cast_impl!(u32, f64);
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primitive_double_dispatch_cast_impl!(i16, f32, i16Cast);
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primitive_cast_impl!(u32, f32);
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primitive_double_dispatch_cast_impl!(i16, i64, i16Cast);
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primitive_cast_impl!(u32, i64);
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primitive_double_dispatch_cast_impl!(i16, i32, i16Cast);
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primitive_cast_impl!(u32, i32);
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primitive_double_dispatch_cast_impl!(i16, i16, i16Cast);
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primitive_cast_impl!(u32, i16);
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primitive_double_dispatch_cast_impl!(i16, i8, i16Cast);
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primitive_cast_impl!(u32, i8);
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primitive_double_dispatch_cast_impl!(i16, u64, i16Cast);
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primitive_cast_impl!(u32, u64);
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primitive_double_dispatch_cast_impl!(i16, u32, i16Cast);
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primitive_cast_impl!(u32, u32);
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primitive_double_dispatch_cast_impl!(i16, u16, i16Cast);
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primitive_cast_impl!(u32, u16);
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primitive_double_dispatch_cast_impl!(i16, u8, i16Cast);
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primitive_cast_impl!(u32, u8);
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primitive_double_dispatch_cast_impl!(i16, isize, i16Cast);
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primitive_cast_impl!(u32, isize);
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primitive_double_dispatch_cast_impl!(i16, usize, i16Cast);
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primitive_cast_impl!(u32, usize);
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primitive_double_dispatch_cast_impl!(i8, f64, i8Cast);
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primitive_cast_impl!(u16, f64);
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primitive_double_dispatch_cast_impl!(i8, f32, i8Cast);
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primitive_cast_impl!(u16, f32);
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primitive_double_dispatch_cast_impl!(i8, i64, i8Cast);
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primitive_cast_impl!(u16, i64);
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primitive_double_dispatch_cast_impl!(i8, i32, i8Cast);
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primitive_cast_impl!(u16, i32);
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primitive_double_dispatch_cast_impl!(i8, i16, i8Cast);
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primitive_cast_impl!(u16, i16);
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primitive_double_dispatch_cast_impl!(i8, i8, i8Cast);
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primitive_cast_impl!(u16, i8);
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primitive_double_dispatch_cast_impl!(i8, u64, i8Cast);
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primitive_cast_impl!(u16, u64);
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primitive_double_dispatch_cast_impl!(i8, u32, i8Cast);
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primitive_cast_impl!(u16, u32);
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primitive_double_dispatch_cast_impl!(i8, u16, i8Cast);
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primitive_cast_impl!(u16, u16);
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primitive_double_dispatch_cast_impl!(i8, u8, i8Cast);
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primitive_cast_impl!(u16, u8);
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primitive_double_dispatch_cast_impl!(i8, isize, i8Cast);
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primitive_cast_impl!(u16, isize);
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primitive_double_dispatch_cast_impl!(i8, usize, i8Cast);
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primitive_cast_impl!(u16, usize);
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primitive_double_dispatch_cast_impl!(u64, f64, u64Cast);
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primitive_cast_impl!(u8, f64);
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primitive_double_dispatch_cast_impl!(u64, f32, u64Cast);
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primitive_cast_impl!(u8, f32);
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primitive_double_dispatch_cast_impl!(u64, i64, u64Cast);
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primitive_cast_impl!(u8, i64);
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primitive_double_dispatch_cast_impl!(u64, i32, u64Cast);
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primitive_cast_impl!(u8, i32);
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primitive_double_dispatch_cast_impl!(u64, i16, u64Cast);
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primitive_cast_impl!(u8, i16);
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primitive_double_dispatch_cast_impl!(u64, i8, u64Cast);
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primitive_cast_impl!(u8, i8);
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primitive_double_dispatch_cast_impl!(u64, u64, u64Cast);
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primitive_cast_impl!(u8, u64);
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primitive_double_dispatch_cast_impl!(u64, u32, u64Cast);
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primitive_cast_impl!(u8, u32);
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primitive_double_dispatch_cast_impl!(u64, u16, u64Cast);
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primitive_cast_impl!(u8, u16);
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primitive_double_dispatch_cast_impl!(u64, u8, u64Cast);
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primitive_cast_impl!(u8, u8);
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primitive_double_dispatch_cast_impl!(u64, isize, u64Cast);
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primitive_cast_impl!(u8, isize);
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primitive_double_dispatch_cast_impl!(u64, usize, u64Cast);
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primitive_cast_impl!(u8, usize);
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primitive_double_dispatch_cast_impl!(u32, f64, u32Cast);
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primitive_cast_impl!(usize, f64);
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primitive_double_dispatch_cast_impl!(u32, f32, u32Cast);
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primitive_cast_impl!(usize, f32);
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primitive_double_dispatch_cast_impl!(u32, i64, u32Cast);
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primitive_cast_impl!(usize, i64);
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primitive_double_dispatch_cast_impl!(u32, i32, u32Cast);
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primitive_cast_impl!(usize, i32);
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primitive_double_dispatch_cast_impl!(u32, i16, u32Cast);
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primitive_cast_impl!(usize, i16);
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primitive_double_dispatch_cast_impl!(u32, i8, u32Cast);
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primitive_cast_impl!(usize, i8);
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primitive_double_dispatch_cast_impl!(u32, u64, u32Cast);
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primitive_cast_impl!(usize, u64);
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primitive_double_dispatch_cast_impl!(u32, u32, u32Cast);
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primitive_cast_impl!(usize, u32);
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primitive_double_dispatch_cast_impl!(u32, u16, u32Cast);
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primitive_cast_impl!(usize, u16);
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primitive_double_dispatch_cast_impl!(u32, u8, u32Cast);
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primitive_cast_impl!(usize, u8);
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primitive_double_dispatch_cast_impl!(u32, isize, u32Cast);
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primitive_cast_impl!(usize, isize);
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primitive_double_dispatch_cast_impl!(u32, usize, u32Cast);
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primitive_cast_impl!(usize, usize);
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primitive_double_dispatch_cast_impl!(u16, f64, u16Cast);
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primitive_cast_impl!(isize, f64);
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primitive_double_dispatch_cast_impl!(u16, f32, u16Cast);
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primitive_cast_impl!(isize, f32);
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primitive_double_dispatch_cast_impl!(u16, i64, u16Cast);
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primitive_cast_impl!(isize, i64);
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primitive_double_dispatch_cast_impl!(u16, i32, u16Cast);
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primitive_cast_impl!(isize, i32);
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primitive_double_dispatch_cast_impl!(u16, i16, u16Cast);
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primitive_cast_impl!(isize, i16);
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primitive_double_dispatch_cast_impl!(u16, i8, u16Cast);
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primitive_cast_impl!(isize, i8);
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primitive_double_dispatch_cast_impl!(u16, u64, u16Cast);
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primitive_cast_impl!(isize, u64);
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primitive_double_dispatch_cast_impl!(u16, u32, u16Cast);
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primitive_cast_impl!(isize, u32);
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primitive_double_dispatch_cast_impl!(u16, u16, u16Cast);
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primitive_cast_impl!(isize, u16);
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primitive_double_dispatch_cast_impl!(u16, u8, u16Cast);
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primitive_cast_impl!(isize, u8);
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primitive_double_dispatch_cast_impl!(u16, isize, u16Cast);
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primitive_cast_impl!(isize, isize);
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primitive_double_dispatch_cast_impl!(u16, usize, u16Cast);
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primitive_cast_impl!(isize, usize);
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primitive_double_dispatch_cast_impl!(u8, f64, u8Cast);
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primitive_double_dispatch_cast_impl!(u8, f32, u8Cast);
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primitive_double_dispatch_cast_impl!(u8, i64, u8Cast);
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primitive_double_dispatch_cast_impl!(u8, i32, u8Cast);
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primitive_double_dispatch_cast_impl!(u8, i16, u8Cast);
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primitive_double_dispatch_cast_impl!(u8, i8, u8Cast);
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primitive_double_dispatch_cast_impl!(u8, u64, u8Cast);
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primitive_double_dispatch_cast_impl!(u8, u32, u8Cast);
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primitive_double_dispatch_cast_impl!(u8, u16, u8Cast);
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primitive_double_dispatch_cast_impl!(u8, u8, u8Cast);
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primitive_double_dispatch_cast_impl!(u8, isize, u8Cast);
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primitive_double_dispatch_cast_impl!(u8, usize, u8Cast);
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primitive_double_dispatch_cast_impl!(usize, f64, usizeCast);
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primitive_double_dispatch_cast_impl!(usize, f32, usizeCast);
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primitive_double_dispatch_cast_impl!(usize, i64, usizeCast);
|
|
||||||
primitive_double_dispatch_cast_impl!(usize, i32, usizeCast);
|
|
||||||
primitive_double_dispatch_cast_impl!(usize, i16, usizeCast);
|
|
||||||
primitive_double_dispatch_cast_impl!(usize, i8, usizeCast);
|
|
||||||
primitive_double_dispatch_cast_impl!(usize, u64, usizeCast);
|
|
||||||
primitive_double_dispatch_cast_impl!(usize, u32, usizeCast);
|
|
||||||
primitive_double_dispatch_cast_impl!(usize, u16, usizeCast);
|
|
||||||
primitive_double_dispatch_cast_impl!(usize, u8, usizeCast);
|
|
||||||
primitive_double_dispatch_cast_impl!(usize, isize, usizeCast);
|
|
||||||
primitive_double_dispatch_cast_impl!(usize, usize, usizeCast);
|
|
||||||
|
|
||||||
primitive_double_dispatch_cast_impl!(isize, f64, isizeCast);
|
|
||||||
primitive_double_dispatch_cast_impl!(isize, f32, isizeCast);
|
|
||||||
primitive_double_dispatch_cast_impl!(isize, i64, isizeCast);
|
|
||||||
primitive_double_dispatch_cast_impl!(isize, i32, isizeCast);
|
|
||||||
primitive_double_dispatch_cast_impl!(isize, i16, isizeCast);
|
|
||||||
primitive_double_dispatch_cast_impl!(isize, i8, isizeCast);
|
|
||||||
primitive_double_dispatch_cast_impl!(isize, u64, isizeCast);
|
|
||||||
primitive_double_dispatch_cast_impl!(isize, u32, isizeCast);
|
|
||||||
primitive_double_dispatch_cast_impl!(isize, u16, isizeCast);
|
|
||||||
primitive_double_dispatch_cast_impl!(isize, u8, isizeCast);
|
|
||||||
primitive_double_dispatch_cast_impl!(isize, isize, isizeCast);
|
|
||||||
primitive_double_dispatch_cast_impl!(isize, usize, isizeCast);
|
|
||||||
|
|||||||
Loading…
Reference in New Issue
Block a user