Struct MTLLibrary

pub struct MTLLibrary(/* private fields */);

Implementations

impl MTLLibrary

pub unsafe fn new_function_with_name( &self, name: *mut NSString, ) -> Strong<MTLFunction>

Examples found in repository

examples/hello_triangle.rs (line 169)

unsafe fn create_pipeline_state(device: &MTLDevice, shader_lib: &MTLLibrary) -> Strong<MTLRenderPipelineState> {

  let mut vertex_shader = shader_lib.new_function_with_name(&mut *util::string("vs"));
  let mut frag_shader = shader_lib.new_function_with_name(&mut *util::string("ps"));

  let mut descriptor = MTLRenderPipelineDescriptor::new();
  descriptor.set_vertex_function(&mut *vertex_shader);
  descriptor.set_fragment_function(&mut *frag_shader);

  let color_attachments = descriptor.color_attachments().as_ref().unwrap();

  let color_attachment_descriptor = color_attachments.object_at_indexed_subscript(0).as_ref().unwrap();
  color_attachment_descriptor.set_pixel_format(MTLPixelFormat::RGBA8Unorm);

  let pipeline_state = device.new_render_pipeline_state_with_descriptor_error(&mut *descriptor, 0 as *mut NSError);
  // TODO: Check error.

  assert!(!pipeline_state.is_null());

  pipeline_state
}

Trait Implementations

impl Message for MTLLibrary

unsafe fn send_message<A, R>( &self, sel: Sel, args: A, ) -> Result<R, MessageError>

where Self: Sized, A: MessageArguments, R: Any,

Sends a message to self with the given selector and arguments.

fn verify_message<A, R>(&self, sel: Sel) -> Result<(), MessageError>

where Self: Sized, A: EncodeArguments, R: Encode,

Verifies that the argument and return types match the encoding of the method for the given selector.