Struct Context

pub struct Context;

Trait Implementations

impl Adapter for Context

type A = Api

unsafe fn open( &self, features: Features, _limits: &Limits, _memory_hints: &MemoryHints, ) -> Result<OpenDevice<Api>, DeviceError>

unsafe fn texture_format_capabilities( &self, format: TextureFormat, ) -> TextureFormatCapabilities

Return the set of supported capabilities for a texture format.

unsafe fn surface_capabilities( &self, surface: &Context, ) -> Option<SurfaceCapabilities>

Returns the capabilities of working with a specified surface.

unsafe fn get_presentation_timestamp(&self) -> PresentationTimestamp

Creates a PresentationTimestamp using the adapter’s WSI.

impl Device for Context

type A = Api

unsafe fn exit(self, queue: Context)

Exit connection to this logical device.

unsafe fn create_buffer( &self, desc: &BufferDescriptor<'_>, ) -> Result<Resource, DeviceError>

Creates a new buffer.

unsafe fn destroy_buffer(&self, buffer: Resource)

Free buffer and any GPU resources it owns.

unsafe fn add_raw_buffer(&self, _buffer: &Resource)

A hook for when a wgpu-core buffer is created from a raw wgpu-hal buffer.

unsafe fn map_buffer( &self, buffer: &Resource, range: MemoryRange, ) -> Result<BufferMapping, DeviceError>

Return a pointer to CPU memory mapping the contents of buffer.

unsafe fn unmap_buffer(&self, buffer: &Resource)

Remove the mapping established by the last call to Device::map_buffer.

unsafe fn flush_mapped_ranges<I>(&self, buffer: &Resource, ranges: I)

Indicate that CPU writes to mapped buffer memory should be made visible to the GPU.

unsafe fn invalidate_mapped_ranges<I>(&self, buffer: &Resource, ranges: I)

Indicate that GPU writes to mapped buffer memory should be made visible to the CPU.

unsafe fn create_texture( &self, desc: &TextureDescriptor<'_>, ) -> Result<Resource, DeviceError>

Creates a new texture.

unsafe fn destroy_texture(&self, texture: Resource)

unsafe fn add_raw_texture(&self, _texture: &Resource)

A hook for when a wgpu-core texture is created from a raw wgpu-hal texture.

unsafe fn create_texture_view( &self, texture: &Resource, desc: &TextureViewDescriptor<'_>, ) -> Result<Resource, DeviceError>

unsafe fn destroy_texture_view(&self, view: Resource)

unsafe fn create_sampler( &self, desc: &SamplerDescriptor<'_>, ) -> Result<Resource, DeviceError>

unsafe fn destroy_sampler(&self, sampler: Resource)

unsafe fn create_command_encoder( &self, desc: &CommandEncoderDescriptor<'_, Context>, ) -> Result<Encoder, DeviceError>

Create a fresh CommandEncoder.

unsafe fn destroy_command_encoder(&self, encoder: Encoder)

unsafe fn create_bind_group_layout( &self, desc: &BindGroupLayoutDescriptor<'_>, ) -> Result<Resource, DeviceError>

Creates a bind group layout.

unsafe fn destroy_bind_group_layout(&self, bg_layout: Resource)

unsafe fn create_pipeline_layout( &self, desc: &PipelineLayoutDescriptor<'_, Resource>, ) -> Result<Resource, DeviceError>

unsafe fn destroy_pipeline_layout(&self, pipeline_layout: Resource)

unsafe fn create_bind_group( &self, desc: &BindGroupDescriptor<'_, Resource, Resource, Resource, Resource, Resource>, ) -> Result<Resource, DeviceError>

unsafe fn destroy_bind_group(&self, group: Resource)

unsafe fn create_shader_module( &self, desc: &ShaderModuleDescriptor<'_>, shader: ShaderInput<'_>, ) -> Result<Resource, ShaderError>

unsafe fn destroy_shader_module(&self, module: Resource)

unsafe fn create_render_pipeline( &self, desc: &RenderPipelineDescriptor<'_, Resource, Resource, Resource>, ) -> Result<Resource, PipelineError>

unsafe fn destroy_render_pipeline(&self, pipeline: Resource)

unsafe fn create_compute_pipeline( &self, desc: &ComputePipelineDescriptor<'_, Resource, Resource, Resource>, ) -> Result<Resource, PipelineError>

unsafe fn destroy_compute_pipeline(&self, pipeline: Resource)

unsafe fn create_pipeline_cache( &self, desc: &PipelineCacheDescriptor<'_>, ) -> Result<Resource, PipelineCacheError>

unsafe fn destroy_pipeline_cache(&self, cache: Resource)

unsafe fn create_query_set( &self, desc: &QuerySetDescriptor<Label<'_>>, ) -> Result<Resource, DeviceError>

unsafe fn destroy_query_set(&self, set: Resource)

unsafe fn create_fence(&self) -> Result<Resource, DeviceError>

unsafe fn destroy_fence(&self, fence: Resource)

unsafe fn get_fence_value( &self, fence: &Resource, ) -> Result<FenceValue, DeviceError>

unsafe fn wait( &self, fence: &Resource, value: FenceValue, timeout_ms: u32, ) -> Result<bool, DeviceError>

Wait for fence to reach value.

unsafe fn start_capture(&self) -> bool

unsafe fn stop_capture(&self)

unsafe fn create_acceleration_structure( &self, desc: &AccelerationStructureDescriptor<'_>, ) -> Result<Resource, DeviceError>

unsafe fn get_acceleration_structure_build_sizes<'a>( &self, _desc: &GetAccelerationStructureBuildSizesDescriptor<'a, Resource>, ) -> AccelerationStructureBuildSizes

unsafe fn get_acceleration_structure_device_address( &self, _acceleration_structure: &Resource, ) -> BufferAddress

unsafe fn destroy_acceleration_structure( &self, _acceleration_structure: Resource, )

fn get_internal_counters(&self) -> HalCounters

fn pipeline_cache_validation_key(&self) -> Option<[u8; 16]>

unsafe fn pipeline_cache_get_data( &self, cache: &<Self::A as Api>::PipelineCache, ) -> Option<Vec<u8>>

fn generate_allocator_report(&self) -> Option<AllocatorReport>

impl DynResource for Context

fn as_any(&self) -> &dyn Any

fn as_any_mut(&mut self) -> &mut dyn Any

impl Instance for Context

type A = Api

unsafe fn init(desc: &InstanceDescriptor<'_>) -> Result<Self, InstanceError>

unsafe fn create_surface( &self, _display_handle: RawDisplayHandle, _window_handle: RawWindowHandle, ) -> Result<Context, InstanceError>

unsafe fn enumerate_adapters( &self, _surface_hint: Option<&Context>, ) -> Vec<ExposedAdapter<Api>>

surface_hint is only used by the GLES backend targeting WebGL2

impl Queue for Context

type A = Api

unsafe fn submit( &self, command_buffers: &[&Resource], surface_textures: &[&Resource], signal_fence: (&mut Resource, FenceValue), ) -> Result<(), DeviceError>

Submit command_buffers for execution on GPU.

unsafe fn present( &self, surface: &Context, texture: Resource, ) -> Result<(), SurfaceError>

unsafe fn get_timestamp_period(&self) -> f32

impl Surface for Context

type A = Api

unsafe fn configure( &self, device: &Context, config: &SurfaceConfiguration, ) -> Result<(), SurfaceError>

Configure self to use device.

unsafe fn unconfigure(&self, device: &Context)

Unconfigure self on device.

unsafe fn acquire_texture( &self, timeout: Option<Duration>, fence: &Resource, ) -> Result<Option<AcquiredSurfaceTexture<Api>>, SurfaceError>

Return the next texture to be presented by self, for the caller to draw on.

unsafe fn discard_texture(&self, texture: Resource)

Relinquish an acquired texture without presenting it.