more configs

Author: revmischa

src/app/config.rs

@@ -5,10 +5,22 @@ pub type FrameRate = u32;
 
 /// Configuration for the application
 /// TODO: use config crate to support loading from env/CLI/file.
+/// Parameters are defined here: https://github.com/projectM-visualizer/projectm/blob/master/src/api/include/projectM-4/parameters.h
 pub struct Config {
+    /// Frame rate to render at. Defaults to 60.
     pub frame_rate: Option<FrameRate>,
+
+    /// Path to the preset directory. Defaults to /usr/local/share/projectM/presets
     pub preset_path: Option<String>,
+
+    /// Path to the texture directory. Defaults to /usr/local/share/projectM/textures
     pub texture_path: Option<String>,
+
+    /// How sensitive the beat detection is. 1.0 is default.
+    pub beat_sensitivity: Option<f32>,
+
+    /// How long to play a preset before switching to a new one (seconds).
+    pub preset_duration: Option<f64>,
 }
 
 impl Default for Config {
@@ -19,6 +31,8 @@ impl Default for Config {
             preset_path: Some("/usr/local/share/projectM/presets".to_owned()),
             texture_path: Some("/usr/local/share/projectM/textures".to_owned()),
             frame_rate: Some(60),
+            beat_sensitivity: Some(1.0),
+            preset_duration: Some(10.0),
         }
     }
 }
@@ -41,6 +55,16 @@ impl App {
             paths.push(texture_path.into());
             Projectm::set_texture_search_paths(self.pm, &paths, 1);
         }
+
+        // set beat sensitivity if provided
+        if let Some(beat_sensitivity) = config.beat_sensitivity {
+            Projectm::set_beat_sensitivity(self.pm, beat_sensitivity);
+        }
+
+        // set preset duration if provided
+        if let Some(preset_duration) = config.preset_duration {
+            Projectm::set_preset_duration(self.pm, preset_duration);
+        }
     }
 
     pub fn get_frame_rate(&self) -> FrameRate {