ZennDev1337/Rust-for-Arduboy
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added the f!() macro to the library to make shure that all random text can be written to the progmem to save the important ram

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This commit is contained in:
Zenn 2023-08-07 20:40:06 +02:00
parent b00ee76ef1
commit 990ae0c03c
11 changed files with 71 additions and 97 deletions
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19
arduboy-rust/src/library/progmem.rs
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@ -63,3 +63,22 @@ macro_rules! get_string_addr {
};
}
pub(super) use get_string_addr;
///This is the way to go if you want print some random text
///
/// This doesn't waste the 2kb ram it saves to progmem (28kb)
/// This automatically saves the given text to the Progmem.
/// ## Example
/// ```
/// arduboy.print(f!(b"Random text to print"))
/// ```
#[macro_export]
macro_rules! f {
($string_literal:literal) => {{
progmem!(
static local: [u8; _] = *$string_literal;
);
get_string_addr!(local)
}};
}
pub(super) use f;

2
arduboy-rust/src/prelude.rs
View file

@ -19,7 +19,7 @@ pub use crate::library::c::*;
pub use crate::library::eeprom::EEPROM;
pub use crate::library::sprites;
pub use crate::print::*;
pub use crate::{get_sprite_addr, get_string_addr, get_tones_addr, progmem};
pub use crate::{f, get_sprite_addr, get_string_addr, get_tones_addr, progmem};
use core::cmp;
pub fn constrain<T: Ord>(x: T, a: T, b: T) -> T {