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ConfigPattern

ConfigPattern is a low-level command that configures the playback parameters of the Pattern bank.

ConfigPattern {
bank,
config,
size,
loop_behavior,
};
Field Type Description
bank PatternBank Target bank
config SamplingConfig Playback sampling frequency
size usize Number of samples in the bank. 1 for a static Pattern
loop_behavior LoopBehavior Playback loop count (Infinite / Finite)

loop_behavior only takes effect when switching to a bank different from the current one via ChangePatternBank.

size = 1 (a static Pattern) is valid only with loop_behavior = Infinite. Use size of 2 or more when a finite loop is needed.

ConfigPattern is used within the sequence of writing the buffer with WritePatternBuffer and then switching playback with ChangePatternBank.

use core::num::NonZeroU16;
use autd3_rs::commands::{ChangePatternBank, ConfigPattern, WritePatternBuffer};
use autd3_rs::geometry::{Autd3, Geometry, offset};
use autd3_rs::units::{m, mm, s};
use autd3_rs::value::{LoopBehavior, PatternBank, SamplingConfig, TransitionMode};
use autd3_rs::{Client, ClientConfig};
use autd3_rs_link_nop::Nop;
use autd3_rs_pattern::{FocusOption, focus, wavelength};
let geometry = Geometry::new(vec![Autd3::default()]);
let client = Client::open(&geometry, Nop, ClientConfig::default()).await?;
let mut emissions = geometry.pattern_buffer();
focus(
&geometry,
geometry.center() + offset(0.0 * mm, 0.0 * mm, 150.0 * mm),
wavelength(340.0 * m / s),
&FocusOption::default(),
&mut emissions,
);
let bank = PatternBank::B0;
let mut builder = client.datagram_builder();
builder.push(WritePatternBuffer {
bank,
index: 0,
emissions: &emissions,
});
builder.push(ConfigPattern {
bank,
config: SamplingConfig::new(NonZeroU16::MAX),
size: 1,
loop_behavior: LoopBehavior::Infinite,
});
builder.push(ChangePatternBank {
bank,
transition_mode: TransitionMode::Immediate,
});
let frames = builder.build()?;
for frame in &frames {
client.send_checked(frame).await?;
}
client.close().await?;