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hide invisible blocks

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This commit is contained in:
Martin Kavík 2024-06-14 01:50:45 +02:00
parent e934ac031d
commit 257b83b582
3 changed files with 18 additions and 13 deletions
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13
shared/src/signal_to_timeline.rs
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@ -23,14 +23,12 @@ pub fn signal_to_timeline(
let timeline_viewport_x = timeline_viewport_x as f64;
let timeline_width = timeline_viewport_width as f64 * timeline_zoom;
// @TODO hide blocks not visible in the viewport
let mut x_value_pairs = signal
.iter_changes()
.map(|(index, value)| {
let index = index as usize;
let time = time_table[index] as f64;
let x = time / last_time * timeline_width + timeline_viewport_x;
let x = time / last_time * timeline_width - timeline_viewport_x;
(x, value)
})
.peekable();
@ -38,16 +36,23 @@ pub fn signal_to_timeline(
// @TODO parallelize?
let mut blocks = Vec::new();
while let Some((block_x, value)) = x_value_pairs.next() {
if block_x >= (timeline_viewport_width as f64) {
break;
}
let next_block_x = if let Some((next_block_x, _)) = x_value_pairs.peek() {
*next_block_x
} else {
timeline_width + timeline_viewport_x
timeline_width - timeline_viewport_x
};
let block_width = (next_block_x - block_x) as u32;
if block_width < MIN_BLOCK_WIDTH {
continue;
}
if block_x + (block_width as f64) <= 0. {
continue;
}
// @TODO cache?
let value = var_format.format(value);