From 4f62ebd2ea9d5845fc29427c03cc097dadd574e6 Mon Sep 17 00:00:00 2001
From: Robbert van der Helm <mail@robbertvanderhelm.nl>
Date: Sat, 23 Jul 2022 18:24:02 +0200
Subject: [PATCH] Wrap nested Params structs in Arcs

So we can use the generic UIs. Vizia needs these to be 'static.
---
 plugins/spectral_compressor/src/compressor_bank.rs | 12 ++++++------
 plugins/spectral_compressor/src/lib.rs             | 10 ++++++----
 2 files changed, 12 insertions(+), 10 deletions(-)

diff --git a/plugins/spectral_compressor/src/compressor_bank.rs b/plugins/spectral_compressor/src/compressor_bank.rs
index 2f0a71ed..49f1af65 100644
--- a/plugins/spectral_compressor/src/compressor_bank.rs
+++ b/plugins/spectral_compressor/src/compressor_bank.rs
@@ -93,9 +93,9 @@ pub struct ThresholdParams {
 #[derive(Params)]
 pub struct CompressorBankParams {
     #[nested = "downwards"]
-    pub downwards: CompressorParams,
+    pub downwards: Arc<CompressorParams>,
     #[nested = "upwards"]
-    pub upwards: CompressorParams,
+    pub upwards: Arc<CompressorParams>,
 }
 
 /// This struct contains the parameters for either the upward or downward compressors. The `Params`
@@ -217,18 +217,18 @@ impl CompressorBankParams {
     /// recompute its values on the next processing cycle.
     pub fn new(compressor: &CompressorBank) -> Self {
         CompressorBankParams {
-            downwards: CompressorParams::new(
+            downwards: Arc::new(CompressorParams::new(
                 "downwards_",
                 "Downwards",
                 compressor.should_update_downwards_thresholds.clone(),
                 compressor.should_update_downwards_ratios.clone(),
-            ),
-            upwards: CompressorParams::new(
+            )),
+            upwards: Arc::new(CompressorParams::new(
                 "upwards_",
                 "Upwards",
                 compressor.should_update_upwards_thresholds.clone(),
                 compressor.should_update_upwards_ratios.clone(),
-            ),
+            )),
         }
     }
 }
diff --git a/plugins/spectral_compressor/src/lib.rs b/plugins/spectral_compressor/src/lib.rs
index 8d7ee83c..0de09f07 100644
--- a/plugins/spectral_compressor/src/lib.rs
+++ b/plugins/spectral_compressor/src/lib.rs
@@ -79,14 +79,16 @@ struct Plan {
 
 #[derive(Params)]
 pub struct SpectralCompressorParams {
+    // NOTE: These `Arc`s are only here temporarily to work around Vizia's Lens requirements so we
+    // can use the generic UIs
     /// Global parameters. These could just live in this struct but I wanted a separate generic UI
     /// just for these.
     #[nested = "global"]
-    global: GlobalParams,
+    global: Arc<GlobalParams>,
 
     /// Parameters controlling the compressor thresholds and curves.
     #[nested = "threshold"]
-    threshold: compressor_bank::ThresholdParams,
+    threshold: Arc<compressor_bank::ThresholdParams>,
     /// Parameters for the upwards and downwards compressors.
     #[nested = "compressors"]
     compressors: compressor_bank::CompressorBankParams,
@@ -241,9 +243,9 @@ impl SpectralCompressorParams {
         SpectralCompressorParams {
             // TODO: Do still enable per-block smoothing for these settings, because why not. This
             //       will require updating the compressor bank.
-            global: GlobalParams::default(),
+            global: Arc::new(GlobalParams::default()),
 
-            threshold: compressor_bank::ThresholdParams::new(compressor_bank),
+            threshold: Arc::new(compressor_bank::ThresholdParams::new(compressor_bank)),
             compressors: compressor_bank::CompressorBankParams::new(compressor_bank),
         }
     }