101 lines
2.9 KiB
Rust
101 lines
2.9 KiB
Rust
use randr::{Renderer, App, Wgpu, AppDI};
|
|
use wgpu::{include_wgsl, TextureFormat};
|
|
use winit::{event_loop::{EventLoop, EventLoopBuilder}, platform::wayland::EventLoopBuilderExtWayland};
|
|
|
|
struct Randr {
|
|
color: wgpu::Color,
|
|
clear_color: wgpu::Color,
|
|
render_pipeline: Option<wgpu::RenderPipeline>,
|
|
}
|
|
|
|
impl Default for Randr {
|
|
fn default() -> Self {
|
|
Self {
|
|
color: wgpu::Color::BLUE,
|
|
clear_color: wgpu::Color::BLACK,
|
|
render_pipeline: None,
|
|
}
|
|
}
|
|
}
|
|
|
|
impl Renderer for Randr {
|
|
fn render(&mut self, wgpu: &Wgpu) -> Result<(), wgpu::SurfaceError> {
|
|
let frame = wgpu.surface.get_current_texture()?;
|
|
let view = frame.texture.create_view(&wgpu::TextureViewDescriptor::default());
|
|
let mut encoder = wgpu.device.create_command_encoder(&wgpu::CommandEncoderDescriptor { label: None });
|
|
let mut rpass = encoder.begin_render_pass(&wgpu::RenderPassDescriptor {
|
|
label: None,
|
|
color_attachments: &[Some(wgpu::RenderPassColorAttachment {
|
|
view: &view,
|
|
resolve_target: None,
|
|
ops: wgpu::Operations {
|
|
load: wgpu::LoadOp::Clear(self.clear_color),
|
|
store: wgpu::StoreOp::Store,
|
|
},
|
|
})],
|
|
depth_stencil_attachment: None,
|
|
timestamp_writes: None,
|
|
occlusion_query_set: None,
|
|
});
|
|
|
|
rpass.set_pipeline(&self.render_pipeline.as_ref().unwrap());
|
|
rpass.draw(0..3, 0..1);
|
|
|
|
drop(rpass);
|
|
|
|
wgpu.queue.submit(Some(encoder.finish()));
|
|
frame.present();
|
|
Ok(())
|
|
}
|
|
|
|
fn init(&mut self, _window: &winit::window::Window, wgpu: &Wgpu, swapchain_formats: TextureFormat) -> anyhow::Result<()> {
|
|
let shader = wgpu.device.create_shader_module(include_wgsl!("shader.wgsl"));
|
|
|
|
let pipeline_layout = wgpu.device.create_pipeline_layout(&wgpu::PipelineLayoutDescriptor {
|
|
label: None,
|
|
bind_group_layouts: &[],
|
|
push_constant_ranges: &[],
|
|
});
|
|
|
|
let render_pipeline = wgpu.device.create_render_pipeline(&wgpu::RenderPipelineDescriptor {
|
|
label: None,
|
|
layout: Some(&pipeline_layout),
|
|
vertex: wgpu::VertexState {
|
|
module: &shader,
|
|
entry_point: "vs_main",
|
|
buffers: &[],
|
|
},
|
|
fragment: Some(wgpu::FragmentState {
|
|
module: &shader,
|
|
entry_point: "fs_main",
|
|
targets: &[Some(swapchain_formats.into())],
|
|
}),
|
|
primitive: wgpu::PrimitiveState::default(),
|
|
depth_stencil: None,
|
|
multisample: wgpu::MultisampleState::default(),
|
|
multiview: None,
|
|
});
|
|
self.render_pipeline = Some(render_pipeline);
|
|
Ok(())
|
|
}
|
|
|
|
fn resize(&mut self, _size: winit::dpi::PhysicalSize<u32>) {}
|
|
|
|
fn input(&mut self, _input: &winit_input_helper::WinitInputHelper) {}
|
|
|
|
fn update(&mut self, _wgpu: &Wgpu) {}
|
|
|
|
}
|
|
|
|
#[test]
|
|
fn hello_triangle() {
|
|
tracing_subscriber::fmt().with_max_level(tracing::Level::TRACE).init();
|
|
tokio::runtime::Builder::new_current_thread()
|
|
.enable_all()
|
|
.build()
|
|
.unwrap()
|
|
.block_on(async {
|
|
let event_loop = EventLoopBuilder::new().with_wayland().with_any_thread(true).build().unwrap();
|
|
App::new(Randr::default(), &event_loop, AppDI::default()).await.run(event_loop).unwrap();
|
|
});
|
|
}
|