Fixed issues in Rust code

- Updated `metal` crate to match `gyroflow_core`.
- Added `rotation` to `input` `BufferDescription`.
- Currently not working.

Source/Frameworks/gyroflow/Cargo.toml

@@ -20,4 +20,4 @@ lazy_static = "1.4"
 lru = "0.10"
 nalgebra = { version = "0.32", features = ["serde-serialize"] }
 once_cell = "1.16.0"
-metal = "0.24.0"
+metal = { version = "0.25.0", git = "https://github.com/gfx-rs/metal-rs.git", rev = "a6a0446" }

Source/Frameworks/gyroflow/src/lib.rs

@@ -205,17 +205,19 @@ pub extern "C" fn processFrame(
  // Stabilization time!
  //---------------------------------------------------------
  let mut buffers = Buffers {
- input: BufferDescription {
- size: (output_width, output_height, input_stride),
- rect: None,
- data: BufferSource::Metal { texture: in_mtl_tex as *mut metal::MTLTexture, command_queue: command_queue as *mut metal::MTLCommandQueue },
- texture_copy: true
- },
  output: BufferDescription {
  size: (output_width, output_height, output_stride),
  rect: None,
  data: BufferSource::Metal { texture: out_mtl_tex as *mut metal::MTLTexture, command_queue: command_queue as *mut metal::MTLCommandQueue },
- texture_copy: true
+ rotation: None,
+ texture_copy: true,
+ },
+ input: BufferDescription {
+ size: (output_width, output_height, input_stride),
+ rect: None,
+ data: BufferSource::Metal { texture: in_mtl_tex as *mut metal::MTLTexture, command_queue: command_queue as *mut metal::MTLCommandQueue },
+ rotation: None,
+ texture_copy: true, 
  }
  };