28 lines
No EOL
748 B
Rust
28 lines
No EOL
748 B
Rust
use clap::error::{ContextKind, ContextValue, ErrorKind};
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pub fn compare(a: f64, b: f64) -> f64 {
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if a > b {
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b
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} else {
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a
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}
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}
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pub fn offset(n: i16, max: i16, offset: i16) -> i16 {
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let mut o = n+offset;
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if o > max {
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o=o-max;
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}
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o
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}
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pub fn scaleu8tof32(old_value: u8) -> f32 { // Convert a u8 between 0 and 255 to a f32 between 0.0 and 1.0 for piston colors
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(((old_value as f32 - 0.0) * (0.0 - 1.0)) / (0.0 - 255.0)) + 0.0
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}
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pub fn err_missing_args(args: Vec<String>) {
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let mut err = clap::Error::new(ErrorKind::MissingRequiredArgument);
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err.insert(ContextKind::InvalidArg, ContextValue::Strings(args));
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let _ = err.print();
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std::process::exit(1);
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} |