#[cfg(any( not(target_arch = "wasm32"), target_os = "emscripten", feature = "webgl" ))] async fn draw_test_with_reports( ctx: wgpu_test::TestingContext, expected: &[u32], function: impl FnOnce(&mut wgpu::RenderPass<'_>), ) { use std::num::NonZeroU64; use wgpu::util::DeviceExt; let global_report = ctx.instance.generate_report().unwrap(); let report = global_report.hub_report(); assert_eq!(report.devices.num_allocated, 1); assert_eq!(report.queues.num_allocated, 1); let shader = ctx .device .create_shader_module(wgpu::include_wgsl!("./vertex_indices/draw.vert.wgsl")); let global_report = ctx.instance.generate_report().unwrap(); let report = global_report.hub_report(); assert_eq!(report.shader_modules.num_allocated, 1); let bgl = ctx .device .create_bind_group_layout(&wgpu::BindGroupLayoutDescriptor { label: None, entries: &[wgpu::BindGroupLayoutEntry { binding: 0, ty: wgpu::BindingType::Buffer { ty: wgpu::BufferBindingType::Storage { read_only: false }, has_dynamic_offset: false, min_binding_size: NonZeroU64::new(4), }, visibility: wgpu::ShaderStages::VERTEX, count: None, }], }); let global_report = ctx.instance.generate_report().unwrap(); let report = global_report.hub_report(); assert_eq!(report.buffers.num_allocated, 0); assert_eq!(report.bind_groups.num_allocated, 0); assert_eq!(report.bind_group_layouts.num_allocated, 1); let buffer = ctx.device.create_buffer(&wgpu::BufferDescriptor { label: None, size: 4 * expected.len() as u64, usage: wgpu::BufferUsages::COPY_SRC | wgpu::BufferUsages::STORAGE, mapped_at_creation: false, }); let global_report = ctx.instance.generate_report().unwrap(); let report = global_report.hub_report(); assert_eq!(report.buffers.num_allocated, 1); let bg = ctx.device.create_bind_group(&wgpu::BindGroupDescriptor { label: None, layout: &bgl, entries: &[wgpu::BindGroupEntry { binding: 0, resource: buffer.as_entire_binding(), }], }); let global_report = ctx.instance.generate_report().unwrap(); let report = global_report.hub_report(); assert_eq!(report.buffers.num_allocated, 1); assert_eq!(report.bind_groups.num_allocated, 1); assert_eq!(report.bind_group_layouts.num_allocated, 1); let ppl = ctx .device .create_pipeline_layout(&wgpu::PipelineLayoutDescriptor { label: None, bind_group_layouts: &[&bgl], push_constant_ranges: &[], }); let global_report = ctx.instance.generate_report().unwrap(); let report = global_report.hub_report(); assert_eq!(report.buffers.num_allocated, 1); assert_eq!(report.pipeline_layouts.num_allocated, 1); assert_eq!(report.render_pipelines.num_allocated, 0); assert_eq!(report.compute_pipelines.num_allocated, 0); let pipeline = ctx .device .create_render_pipeline(&wgpu::RenderPipelineDescriptor { label: None, layout: Some(&ppl), vertex: wgpu::VertexState { buffers: &[], module: &shader, entry_point: Some("vs_main_builtin"), compilation_options: Default::default(), }, primitive: wgpu::PrimitiveState::default(), depth_stencil: None, multisample: wgpu::MultisampleState::default(), fragment: Some(wgpu::FragmentState { module: &shader, entry_point: Some("fs_main"), compilation_options: Default::default(), targets: &[Some(wgpu::ColorTargetState { format: wgpu::TextureFormat::Rgba8Unorm, blend: None, write_mask: wgpu::ColorWrites::ALL, })], }), multiview: None, cache: None, }); let global_report = ctx.instance.generate_report().unwrap(); let report = global_report.hub_report(); assert_eq!(report.buffers.num_allocated, 1); assert_eq!(report.bind_groups.num_allocated, 1); assert_eq!(report.bind_group_layouts.num_allocated, 1); assert_eq!(report.shader_modules.num_allocated, 1); assert_eq!(report.pipeline_layouts.num_allocated, 1); assert_eq!(report.render_pipelines.num_allocated, 1); assert_eq!(report.compute_pipelines.num_allocated, 0); drop(shader); let global_report = ctx.instance.generate_report().unwrap(); let report = global_report.hub_report(); assert_eq!(report.shader_modules.num_allocated, 0); assert_eq!(report.shader_modules.num_kept_from_user, 0); assert_eq!(report.textures.num_allocated, 0); assert_eq!(report.texture_views.num_allocated, 0); let texture = ctx.device.create_texture_with_data( &ctx.queue, &wgpu::TextureDescriptor { label: Some("dummy"), size: wgpu::Extent3d { width: 1, height: 1, depth_or_array_layers: 1, }, mip_level_count: 1, sample_count: 1, dimension: wgpu::TextureDimension::D2, format: wgpu::TextureFormat::Rgba8Unorm, usage: wgpu::TextureUsages::RENDER_ATTACHMENT | wgpu::TextureUsages::COPY_DST, view_formats: &[], }, wgpu::util::TextureDataOrder::LayerMajor, &[0, 0, 0, 1], ); let texture_view = texture.create_view(&wgpu::TextureViewDescriptor::default()); let global_report = ctx.instance.generate_report().unwrap(); let report = global_report.hub_report(); assert_eq!(report.buffers.num_allocated, 1); assert_eq!(report.texture_views.num_allocated, 1); assert_eq!(report.textures.num_allocated, 1); drop(texture); let global_report = ctx.instance.generate_report().unwrap(); let report = global_report.hub_report(); assert_eq!(report.buffers.num_allocated, 1); assert_eq!(report.texture_views.num_allocated, 1); assert_eq!(report.texture_views.num_kept_from_user, 1); assert_eq!(report.textures.num_allocated, 0); assert_eq!(report.textures.num_kept_from_user, 0); let mut encoder = ctx .device .create_command_encoder(&wgpu::CommandEncoderDescriptor::default()); let global_report = ctx.instance.generate_report().unwrap(); let report = global_report.hub_report(); assert_eq!(report.command_buffers.num_allocated, 1); assert_eq!(report.buffers.num_allocated, 1); let mut rpass = encoder.begin_render_pass(&wgpu::RenderPassDescriptor { label: None, color_attachments: &[Some(wgpu::RenderPassColorAttachment { ops: wgpu::Operations::default(), resolve_target: None, view: &texture_view, })], depth_stencil_attachment: None, timestamp_writes: None, occlusion_query_set: None, }); rpass.set_pipeline(&pipeline); rpass.set_bind_group(0, &bg, &[]); let global_report = ctx.instance.generate_report().unwrap(); let report = global_report.hub_report(); assert_eq!(report.buffers.num_allocated, 1); assert_eq!(report.bind_groups.num_allocated, 1); assert_eq!(report.bind_group_layouts.num_allocated, 1); assert_eq!(report.pipeline_layouts.num_allocated, 1); assert_eq!(report.render_pipelines.num_allocated, 1); assert_eq!(report.compute_pipelines.num_allocated, 0); assert_eq!(report.command_buffers.num_allocated, 1); assert_eq!(report.render_bundles.num_allocated, 0); assert_eq!(report.texture_views.num_allocated, 1); assert_eq!(report.textures.num_allocated, 0); function(&mut rpass); drop(rpass); drop(pipeline); drop(texture_view); drop(ppl); drop(bgl); drop(bg); drop(buffer); let global_report = ctx.instance.generate_report().unwrap(); let report = global_report.hub_report(); assert_eq!(report.command_buffers.num_kept_from_user, 1); assert_eq!(report.render_pipelines.num_kept_from_user, 0); assert_eq!(report.pipeline_layouts.num_kept_from_user, 0); assert_eq!(report.bind_group_layouts.num_kept_from_user, 0); assert_eq!(report.bind_groups.num_kept_from_user, 0); assert_eq!(report.buffers.num_kept_from_user, 0); assert_eq!(report.texture_views.num_kept_from_user, 0); assert_eq!(report.textures.num_kept_from_user, 0); assert_eq!(report.command_buffers.num_allocated, 1); assert_eq!(report.render_pipelines.num_allocated, 0); assert_eq!(report.pipeline_layouts.num_allocated, 0); assert_eq!(report.bind_group_layouts.num_allocated, 0); assert_eq!(report.bind_groups.num_allocated, 0); assert_eq!(report.buffers.num_allocated, 0); assert_eq!(report.texture_views.num_allocated, 0); assert_eq!(report.textures.num_allocated, 0); let submit_index = ctx.queue.submit(Some(encoder.finish())); // TODO: fix in https://github.com/gfx-rs/wgpu/pull/5141 // let global_report = ctx.instance.generate_report().unwrap(); // let report = global_report.hub_report(); // assert_eq!(report.command_buffers.num_allocated, 0); ctx.async_poll(wgpu::PollType::wait_for(submit_index)) .await .unwrap(); let global_report = ctx.instance.generate_report().unwrap(); let report = global_report.hub_report(); assert_eq!(report.render_pipelines.num_allocated, 0); assert_eq!(report.bind_groups.num_allocated, 0); assert_eq!(report.bind_group_layouts.num_allocated, 0); assert_eq!(report.pipeline_layouts.num_allocated, 0); assert_eq!(report.texture_views.num_allocated, 0); assert_eq!(report.textures.num_allocated, 0); assert_eq!(report.buffers.num_allocated, 0); drop(ctx.queue); drop(ctx.device); drop(ctx.adapter); let global_report = ctx.instance.generate_report().unwrap(); let report = global_report.hub_report(); assert_eq!(report.queues.num_kept_from_user, 0); assert_eq!(report.textures.num_kept_from_user, 0); assert_eq!(report.devices.num_kept_from_user, 0); assert_eq!(report.queues.num_allocated, 0); assert_eq!(report.buffers.num_allocated, 0); assert_eq!(report.textures.num_allocated, 0); assert_eq!(report.texture_views.num_allocated, 0); assert_eq!(report.devices.num_allocated, 0); } #[cfg(any( not(target_arch = "wasm32"), target_os = "emscripten", feature = "webgl" ))] #[wgpu_test::gpu_test] static SIMPLE_DRAW_CHECK_MEM_LEAKS: wgpu_test::GpuTestConfiguration = wgpu_test::GpuTestConfiguration::new() .parameters( wgpu_test::TestParameters::default() .test_features_limits() .features(wgpu::Features::VERTEX_WRITABLE_STORAGE), ) .run_async(|ctx| { draw_test_with_reports(ctx, &[0, 1, 2, 3, 4, 5], |cmb| { cmb.draw(0..6, 0..1); }) });