explicitly implement From for specific types

fixed_wide/src/fixed.rs

@@ -70,15 +70,22 @@ impl<const F:usize> Fixed<1,F>{
 	}
 }
 
-impl<const N:usize,const F:usize,T> From<T> for Fixed<N,F>
-	where
-		BInt<N>:From<T>
-{
+macro_rules! impl_from {
+	($($from:ty),*)=>{
+		$(
+		impl<const N:usize,const F:usize> From<$from> for Fixed<N,F>{
 			#[inline]
-	fn from(value:T)->Self{
+			fn from(value:$from)->Self{
 				Self::from_bits(BInt::<{N}>::from(value)<<F as u32)
 			}
 		}
+		)*
+	};
+}
+impl_from!(
+	u8,u16,u32,u64,u128,usize,
+	i8,i16,i32,i64,i128,isize
+);
 
 impl<const N:usize,const F:usize> PartialEq for Fixed<N,F>{
 	#[inline]