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Explicitly handle drawing first and last bars

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To avoid surprises here.
This commit is contained in:
Robbert van der Helm 2023-03-21 18:32:20 +01:00
parent 35864aa13c
commit 89dd0bf461
1 changed files with 15 additions and 7 deletions
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18
plugins/spectral_compressor/src/editor/analyzer.rs
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@ -266,13 +266,21 @@ fn draw_gain_reduction(
continue; continue;
} }
// The gain reduction bars are drawn width the width of the bin, centered on the bin's // The gain reduction bars are drawn with the width of the bin, centered on the bin's center
// center frequency // frequency. The first and the last bin are extended to the edges of the graph because
// otherwise it looks weird.
let t_start = if bin_idx == 0 {
0.0
} else {
let gr_start_ln_frequency = bin_frequency(bin_idx as f32 - 0.5).ln(); let gr_start_ln_frequency = bin_frequency(bin_idx as f32 - 0.5).ln();
(gr_start_ln_frequency - LN_40_HZ) / LN_FREQ_RANGE
};
let t_end = if bin_idx == analyzer_data.num_bins - 1 {
1.0
} else {
let gr_end_ln_frequency = bin_frequency(bin_idx as f32 + 0.5).ln(); let gr_end_ln_frequency = bin_frequency(bin_idx as f32 + 0.5).ln();
(gr_end_ln_frequency - LN_40_HZ) / LN_FREQ_RANGE
let t_start = (gr_start_ln_frequency - LN_40_HZ) / LN_FREQ_RANGE; };
let t_end = (gr_end_ln_frequency - LN_40_HZ) / LN_FREQ_RANGE;
if t_end < 0.0 || t_start > 1.0 { if t_end < 0.0 || t_start > 1.0 {
continue; continue;
} }