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Update dev-dependencies: cocoa, glam, winit.
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@waywardmonkeys
waywardmonkeys committed Apr 23, 2024
1 parent ff8fd3d commit 19e4385
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Showing 8 changed files with 361 additions and 331 deletions.
6 changes: 3 additions & 3 deletions Cargo.toml
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Original file line number Diff line number Diff line change
Expand Up @@ -34,12 +34,12 @@ paste = "1"
version = "0.2.4"

[dev-dependencies]
cocoa = "0.24.0"
cocoa = "0.25.0"
cty = "0.2.1"
winit = "0.27"
winit = "0.29"
sema = "0.1.4"
png = "0.17"
glam = "0.22"
glam = "0.27"
rand = "0.8"

[[example]]
Expand Down
165 changes: 87 additions & 78 deletions examples/circle/main.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -3,7 +3,7 @@ use metal::*;
use winit::{
event::{Event, WindowEvent},
event_loop::{ControlFlow, EventLoop},
platform::macos::WindowExtMacOS,
raw_window_handle::{HasWindowHandle, RawWindowHandle},
};

use cocoa::{appkit::NSView, base::id as cocoa_id};
Expand Down Expand Up @@ -33,7 +33,7 @@ pub struct AAPLVertex {

fn main() {
// Create a window for viewing the content
let event_loop = EventLoop::new();
let event_loop = EventLoop::new().unwrap();
let size = winit::dpi::LogicalSize::new(800, 600);

let window = winit::window::WindowBuilder::new()
Expand Down Expand Up @@ -100,9 +100,11 @@ fn main() {
layer.set_presents_with_transaction(false);

unsafe {
let view = window.ns_view() as cocoa_id;
view.setWantsLayer(YES);
view.setLayer(mem::transmute(layer.as_ref()));
if let Ok(RawWindowHandle::AppKit(rw)) = window.window_handle().map(|wh| wh.as_raw()) {
let view = rw.ns_view.as_ptr() as cocoa_id;
view.setWantsLayer(YES);
view.setLayer(mem::transmute(layer.as_ref()));
}
}

let draw_size = window.inner_size();
Expand All @@ -119,80 +121,87 @@ fn main() {
)
};

event_loop.run(move |event, _, control_flow| {
autoreleasepool(|| {
// ControlFlow::Wait pauses the event loop if no events are available to process.
// This is ideal for non-game applications that only update in response to user
// input, and uses significantly less power/CPU time than ControlFlow::Poll.
*control_flow = ControlFlow::Wait;

match event {
Event::WindowEvent {
event: WindowEvent::CloseRequested,
..
} => {
println!("The close button was pressed; stopping");
*control_flow = ControlFlow::Exit
}
Event::MainEventsCleared => {
// Queue a RedrawRequested event.
window.request_redraw();
}
Event::RedrawRequested(_) => {
// It's preferrable to render in this event rather than in MainEventsCleared, since
// rendering in here allows the program to gracefully handle redraws requested
// by the OS.
let drawable = match layer.next_drawable() {
Some(drawable) => drawable,
None => return,
};

// Create a new command buffer for each render pass to the current drawable
let command_buffer = command_queue.new_command_buffer();

// Obtain a renderPassDescriptor generated from the view's drawable textures.
let render_pass_descriptor = RenderPassDescriptor::new();
handle_render_pass_color_attachment(
&render_pass_descriptor,
drawable.texture(),
);
handle_render_pass_sample_buffer_attachment(
&render_pass_descriptor,
&counter_sample_buffer,
);

// Create a render command encoder.
let encoder =
command_buffer.new_render_command_encoder(&render_pass_descriptor);
encoder.set_render_pipeline_state(&pipeline_state);
// Pass in the parameter data.
encoder.set_vertex_buffer(0, Some(&vbuf), 0);
// Draw the triangles which will eventually form the circle.
encoder.draw_primitives(MTLPrimitiveType::TriangleStrip, 0, 1080);
encoder.end_encoding();

resolve_samples_into_buffer(
&command_buffer,
&counter_sample_buffer,
&destination_buffer,
);

// Schedule a present once the framebuffer is complete using the current drawable.
command_buffer.present_drawable(&drawable);

// Finalize rendering here & push the command buffer to the GPU.
command_buffer.commit();
command_buffer.wait_until_completed();

let mut cpu_end = 0;
let mut gpu_end = 0;
device.sample_timestamps(&mut cpu_end, &mut gpu_end);
handle_timestamps(&destination_buffer, cpu_start, cpu_end, gpu_start, gpu_end);
event_loop
.run(move |event, event_loop| {
autoreleasepool(|| {
// ControlFlow::Wait pauses the event loop if no events are available to process.
// This is ideal for non-game applications that only update in response to user
// input, and uses significantly less power/CPU time than ControlFlow::Poll.
event_loop.set_control_flow(ControlFlow::Wait);

match event {
Event::AboutToWait => window.request_redraw(),
Event::WindowEvent { event, .. } => {
match event {
WindowEvent::CloseRequested => {
println!("The close button was pressed; stopping");
event_loop.exit();
}
WindowEvent::RedrawRequested => {
// It's preferrable to render in this event rather than in MainEventsCleared, since
// rendering in here allows the program to gracefully handle redraws requested
// by the OS.
let drawable = match layer.next_drawable() {
Some(drawable) => drawable,
None => return,
};

// Create a new command buffer for each render pass to the current drawable
let command_buffer = command_queue.new_command_buffer();

// Obtain a renderPassDescriptor generated from the view's drawable textures.
let render_pass_descriptor = RenderPassDescriptor::new();
handle_render_pass_color_attachment(
&render_pass_descriptor,
drawable.texture(),
);
handle_render_pass_sample_buffer_attachment(
&render_pass_descriptor,
&counter_sample_buffer,
);

// Create a render command encoder.
let encoder = command_buffer
.new_render_command_encoder(&render_pass_descriptor);
encoder.set_render_pipeline_state(&pipeline_state);
// Pass in the parameter data.
encoder.set_vertex_buffer(0, Some(&vbuf), 0);
// Draw the triangles which will eventually form the circle.
encoder.draw_primitives(MTLPrimitiveType::TriangleStrip, 0, 1080);
encoder.end_encoding();

resolve_samples_into_buffer(
&command_buffer,
&counter_sample_buffer,
&destination_buffer,
);

// Schedule a present once the framebuffer is complete using the current drawable.
command_buffer.present_drawable(&drawable);

// Finalize rendering here & push the command buffer to the GPU.
command_buffer.commit();
command_buffer.wait_until_completed();

let mut cpu_end = 0;
let mut gpu_end = 0;
device.sample_timestamps(&mut cpu_end, &mut gpu_end);
handle_timestamps(
&destination_buffer,
cpu_start,
cpu_end,
gpu_start,
gpu_end,
);
}
_ => (),
}
}
_ => (),
}
_ => (),
}
});
});
});
})
.unwrap();
}

// If we want to draw a circle, we need to draw it out of the three primitive
Expand Down
106 changes: 58 additions & 48 deletions examples/mesh-shader/main.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -6,11 +6,11 @@ use core_graphics_types::geometry::CGSize;
use metal::*;
use objc::{rc::autoreleasepool, runtime::YES};
use std::mem;
use winit::platform::macos::WindowExtMacOS;

use winit::{
event::{Event, WindowEvent},
event_loop::ControlFlow,
raw_window_handle::{HasWindowHandle, RawWindowHandle},
};

fn prepare_render_pass_descriptor(descriptor: &RenderPassDescriptorRef, texture: &TextureRef) {
Expand All @@ -23,13 +23,13 @@ fn prepare_render_pass_descriptor(descriptor: &RenderPassDescriptorRef, texture:
}

fn main() {
let events_loop = winit::event_loop::EventLoop::new();
let event_loop = winit::event_loop::EventLoop::new().unwrap();
let size = winit::dpi::LogicalSize::new(800, 600);

let window = winit::window::WindowBuilder::new()
.with_inner_size(size)
.with_title("Metal Mesh Shader Example".to_string())
.build(&events_loop)
.build(&event_loop)
.unwrap();

let device = Device::system_default().expect("no device found");
Expand All @@ -40,9 +40,11 @@ fn main() {
layer.set_presents_with_transaction(false);

unsafe {
let view = window.ns_view() as cocoa_id;
view.setWantsLayer(YES);
view.setLayer(mem::transmute(layer.as_ref()));
if let Ok(RawWindowHandle::AppKit(rw)) = window.window_handle().map(|wh| wh.as_raw()) {
let view = rw.ns_view.as_ptr() as cocoa_id;
view.setWantsLayer(YES);
view.setLayer(mem::transmute(layer.as_ref()));
}
}

let draw_size = window.inner_size();
Expand Down Expand Up @@ -70,49 +72,57 @@ fn main() {

let command_queue = device.new_command_queue();

events_loop.run(move |event, _, control_flow| {
autoreleasepool(|| {
*control_flow = ControlFlow::Poll;
event_loop
.run(move |event, event_loop| {
autoreleasepool(|| {
event_loop.set_control_flow(ControlFlow::Poll);

match event {
Event::WindowEvent { event, .. } => match event {
WindowEvent::CloseRequested => *control_flow = ControlFlow::Exit,
WindowEvent::Resized(size) => {
layer.set_drawable_size(CGSize::new(size.width as f64, size.height as f64));
match event {
Event::AboutToWait => {
window.request_redraw();
}
_ => (),
},
Event::MainEventsCleared => {
window.request_redraw();
Event::WindowEvent { event, .. } => match event {
WindowEvent::CloseRequested => event_loop.exit(),
WindowEvent::Resized(size) => {
layer.set_drawable_size(CGSize::new(
size.width as f64,
size.height as f64,
));
}
WindowEvent::RedrawRequested => {
let drawable = match layer.next_drawable() {
Some(drawable) => drawable,
None => return,
};

let render_pass_descriptor = RenderPassDescriptor::new();

prepare_render_pass_descriptor(
&render_pass_descriptor,
drawable.texture(),
);

let command_buffer = command_queue.new_command_buffer();
let encoder =
command_buffer.new_render_command_encoder(&render_pass_descriptor);

encoder.set_render_pipeline_state(&pipeline_state);
encoder.draw_mesh_threads(
MTLSize::new(1, 1, 1),
MTLSize::new(1, 1, 1),
MTLSize::new(1, 1, 1),
);

encoder.end_encoding();

command_buffer.present_drawable(&drawable);
command_buffer.commit();
}
_ => (),
},
_ => {}
}
Event::RedrawRequested(_) => {
let drawable = match layer.next_drawable() {
Some(drawable) => drawable,
None => return,
};

let render_pass_descriptor = RenderPassDescriptor::new();

prepare_render_pass_descriptor(&render_pass_descriptor, drawable.texture());

let command_buffer = command_queue.new_command_buffer();
let encoder =
command_buffer.new_render_command_encoder(&render_pass_descriptor);

encoder.set_render_pipeline_state(&pipeline_state);
encoder.draw_mesh_threads(
MTLSize::new(1, 1, 1),
MTLSize::new(1, 1, 1),
MTLSize::new(1, 1, 1),
);

encoder.end_encoding();

command_buffer.present_drawable(&drawable);
command_buffer.commit();
}
_ => {}
}
});
});
});
})
.unwrap();
}
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