Restructured the source code in the Playdate bindings target.

2026-07-25 12:40:14 +02:00
parent 2e7ee12ec1
commit b435a6e8bd
106 changed files with 3754 additions and 3746 deletions
@@ -0,0 +1,32 @@
+extension Sound.Synth {
+    /// Custom generator callbacks. Samples are in signed Q8.24 format.
+    public struct Generator {
+        /// Renders up to 256 sample frames into `left` (and `right` for
+        /// stereo generators). `rate` is the per-frame phase step in
+        /// Q0.32 format and `drate` its per-frame change. Returns the
+        /// number of frames rendered.
+        public var render: (_ left: UnsafeMutableBufferPointer<Int32>,
+                            _ right: UnsafeMutableBufferPointer<Int32>?,
+                            _ rate: UInt32, _ drate: Int32) -> Int
+        /// Called when a note starts. `length` is -1 for indefinite notes.
+        public var noteOn: ((_ note: Sound.MIDINote, _ velocity: Float, _ length: Float) -> Void)?
+        /// Called when a note is released (`stop == false`) or stopped
+        /// (`stop == true`).
+        public var release: ((_ stop: Bool) -> Void)?
+        /// Sets a generator parameter. Returns `true` if the parameter is
+        /// valid.
+        public var setParameter: ((_ parameter: Int, _ value: Float) -> Bool)?
+
+        public init(render: @escaping (_ left: UnsafeMutableBufferPointer<Int32>,
+                                       _ right: UnsafeMutableBufferPointer<Int32>?,
+                                       _ rate: UInt32, _ drate: Int32) -> Int,
+                    noteOn: ((_ note: Sound.MIDINote, _ velocity: Float, _ length: Float) -> Void)? = nil,
+                    release: ((_ stop: Bool) -> Void)? = nil,
+                    setParameter: ((_ parameter: Int, _ value: Float) -> Bool)? = nil) {
+            self.render = render
+            self.noteOn = noteOn
+            self.release = release
+            self.setParameter = setParameter
+        }
+    }
+}