mirror of
https://github.com/denoland/deno.git
synced 2024-12-30 11:16:38 -05:00
322 lines
8.8 KiB
Rust
322 lines
8.8 KiB
Rust
// Copyright 2018-2024 the Deno authors. All rights reserved. MIT license.
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use deno_core::error::AnyError;
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use deno_core::op2;
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use deno_core::OpState;
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use deno_core::Resource;
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use deno_core::ResourceId;
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use serde::Deserialize;
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use std::borrow::Cow;
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use std::rc::Rc;
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use super::error::WebGpuResult;
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pub(crate) struct WebGpuBindGroupLayout(
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pub(crate) crate::Instance,
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pub(crate) wgpu_core::id::BindGroupLayoutId,
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);
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impl Resource for WebGpuBindGroupLayout {
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fn name(&self) -> Cow<str> {
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"webGPUBindGroupLayout".into()
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}
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fn close(self: Rc<Self>) {
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gfx_select!(self.1 => self.0.bind_group_layout_drop(self.1));
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}
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}
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pub(crate) struct WebGpuBindGroup(
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pub(crate) crate::Instance,
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pub(crate) wgpu_core::id::BindGroupId,
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);
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impl Resource for WebGpuBindGroup {
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fn name(&self) -> Cow<str> {
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"webGPUBindGroup".into()
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}
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fn close(self: Rc<Self>) {
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gfx_select!(self.1 => self.0.bind_group_drop(self.1));
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}
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}
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#[derive(Deserialize)]
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#[serde(rename_all = "camelCase")]
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struct GpuBufferBindingLayout {
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r#type: GpuBufferBindingType,
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has_dynamic_offset: bool,
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min_binding_size: u64,
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}
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#[derive(Deserialize)]
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#[serde(rename_all = "kebab-case")]
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enum GpuBufferBindingType {
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Uniform,
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Storage,
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ReadOnlyStorage,
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}
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impl From<GpuBufferBindingType> for wgpu_types::BufferBindingType {
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fn from(binding_type: GpuBufferBindingType) -> Self {
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match binding_type {
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GpuBufferBindingType::Uniform => wgpu_types::BufferBindingType::Uniform,
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GpuBufferBindingType::Storage => {
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wgpu_types::BufferBindingType::Storage { read_only: false }
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}
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GpuBufferBindingType::ReadOnlyStorage => {
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wgpu_types::BufferBindingType::Storage { read_only: true }
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}
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}
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}
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}
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#[derive(Deserialize)]
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#[serde(rename_all = "camelCase")]
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struct GpuSamplerBindingLayout {
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r#type: wgpu_types::SamplerBindingType,
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}
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#[derive(Deserialize)]
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#[serde(rename_all = "camelCase")]
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struct GpuTextureBindingLayout {
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sample_type: GpuTextureSampleType,
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view_dimension: wgpu_types::TextureViewDimension,
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multisampled: bool,
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}
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#[derive(Deserialize)]
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#[serde(rename_all = "kebab-case")]
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enum GpuTextureSampleType {
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Float,
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UnfilterableFloat,
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Depth,
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Sint,
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Uint,
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}
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impl From<GpuTextureSampleType> for wgpu_types::TextureSampleType {
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fn from(sample_type: GpuTextureSampleType) -> Self {
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match sample_type {
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GpuTextureSampleType::Float => {
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wgpu_types::TextureSampleType::Float { filterable: true }
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}
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GpuTextureSampleType::UnfilterableFloat => {
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wgpu_types::TextureSampleType::Float { filterable: false }
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}
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GpuTextureSampleType::Depth => wgpu_types::TextureSampleType::Depth,
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GpuTextureSampleType::Sint => wgpu_types::TextureSampleType::Sint,
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GpuTextureSampleType::Uint => wgpu_types::TextureSampleType::Uint,
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}
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}
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}
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#[derive(Deserialize)]
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#[serde(rename_all = "camelCase")]
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struct GpuStorageTextureBindingLayout {
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access: wgpu_types::StorageTextureAccess,
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format: wgpu_types::TextureFormat,
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view_dimension: wgpu_types::TextureViewDimension,
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}
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#[derive(Deserialize)]
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#[serde(rename_all = "camelCase")]
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pub struct GpuBindGroupLayoutEntry {
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binding: u32,
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visibility: u32,
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#[serde(flatten)]
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binding_type: GpuBindingType,
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}
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#[derive(Deserialize)]
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#[serde(rename_all = "camelCase")]
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enum GpuBindingType {
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Buffer(GpuBufferBindingLayout),
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Sampler(GpuSamplerBindingLayout),
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Texture(GpuTextureBindingLayout),
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StorageTexture(GpuStorageTextureBindingLayout),
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}
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impl From<GpuBindingType> for wgpu_types::BindingType {
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fn from(binding_type: GpuBindingType) -> wgpu_types::BindingType {
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match binding_type {
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GpuBindingType::Buffer(buffer) => wgpu_types::BindingType::Buffer {
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ty: buffer.r#type.into(),
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has_dynamic_offset: buffer.has_dynamic_offset,
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min_binding_size: std::num::NonZeroU64::new(buffer.min_binding_size),
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},
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GpuBindingType::Sampler(sampler) => {
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wgpu_types::BindingType::Sampler(sampler.r#type)
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}
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GpuBindingType::Texture(texture) => wgpu_types::BindingType::Texture {
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sample_type: texture.sample_type.into(),
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view_dimension: texture.view_dimension,
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multisampled: texture.multisampled,
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},
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GpuBindingType::StorageTexture(storage_texture) => {
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wgpu_types::BindingType::StorageTexture {
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access: storage_texture.access,
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format: storage_texture.format,
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view_dimension: storage_texture.view_dimension,
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}
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}
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}
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}
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}
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#[op2]
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#[serde]
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pub fn op_webgpu_create_bind_group_layout(
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state: &mut OpState,
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#[smi] device_rid: ResourceId,
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#[string] label: Cow<str>,
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#[serde] entries: Vec<GpuBindGroupLayoutEntry>,
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) -> Result<WebGpuResult, AnyError> {
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let instance = state.borrow::<super::Instance>();
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let device_resource = state
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.resource_table
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.get::<super::WebGpuDevice>(device_rid)?;
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let device = device_resource.1;
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let entries = entries
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.into_iter()
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.map(|entry| {
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wgpu_types::BindGroupLayoutEntry {
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binding: entry.binding,
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visibility: wgpu_types::ShaderStages::from_bits(entry.visibility)
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.unwrap(),
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ty: entry.binding_type.into(),
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count: None, // native-only
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}
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})
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.collect::<Vec<_>>();
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let descriptor = wgpu_core::binding_model::BindGroupLayoutDescriptor {
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label: Some(label),
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entries: Cow::from(entries),
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};
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gfx_put!(device => instance.device_create_bind_group_layout(
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device,
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&descriptor,
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None
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) => state, WebGpuBindGroupLayout)
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}
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#[op2]
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#[serde]
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pub fn op_webgpu_create_pipeline_layout(
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state: &mut OpState,
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#[smi] device_rid: ResourceId,
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#[string] label: Cow<str>,
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#[serde] bind_group_layouts: Vec<u32>,
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) -> Result<WebGpuResult, AnyError> {
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let instance = state.borrow::<super::Instance>();
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let device_resource = state
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.resource_table
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.get::<super::WebGpuDevice>(device_rid)?;
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let device = device_resource.1;
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let bind_group_layouts = bind_group_layouts
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.into_iter()
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.map(|rid| {
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let bind_group_layout =
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state.resource_table.get::<WebGpuBindGroupLayout>(rid)?;
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Ok(bind_group_layout.1)
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})
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.collect::<Result<Vec<_>, AnyError>>()?;
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let descriptor = wgpu_core::binding_model::PipelineLayoutDescriptor {
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label: Some(label),
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bind_group_layouts: Cow::from(bind_group_layouts),
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push_constant_ranges: Default::default(),
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};
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gfx_put!(device => instance.device_create_pipeline_layout(
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device,
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&descriptor,
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None
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) => state, super::pipeline::WebGpuPipelineLayout)
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}
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#[derive(Deserialize)]
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#[serde(rename_all = "camelCase")]
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pub struct GpuBindGroupEntry {
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binding: u32,
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kind: String,
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resource: ResourceId,
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offset: Option<u64>,
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size: Option<u64>,
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}
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#[op2]
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#[serde]
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pub fn op_webgpu_create_bind_group(
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state: &mut OpState,
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#[smi] device_rid: ResourceId,
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#[string] label: Cow<str>,
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#[smi] layout: ResourceId,
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#[serde] entries: Vec<GpuBindGroupEntry>,
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) -> Result<WebGpuResult, AnyError> {
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let instance = state.borrow::<super::Instance>();
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let device_resource = state
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.resource_table
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.get::<super::WebGpuDevice>(device_rid)?;
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let device = device_resource.1;
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let entries = entries
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.into_iter()
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.map(|entry| {
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Ok(wgpu_core::binding_model::BindGroupEntry {
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binding: entry.binding,
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resource: match entry.kind.as_str() {
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"GPUSampler" => {
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let sampler_resource =
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state
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.resource_table
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.get::<super::sampler::WebGpuSampler>(entry.resource)?;
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wgpu_core::binding_model::BindingResource::Sampler(
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sampler_resource.1,
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)
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}
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"GPUTextureView" => {
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let texture_view_resource =
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state
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.resource_table
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.get::<super::texture::WebGpuTextureView>(entry.resource)?;
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wgpu_core::binding_model::BindingResource::TextureView(
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texture_view_resource.1,
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)
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}
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"GPUBufferBinding" => {
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let buffer_resource =
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state
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.resource_table
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.get::<super::buffer::WebGpuBuffer>(entry.resource)?;
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wgpu_core::binding_model::BindingResource::Buffer(
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wgpu_core::binding_model::BufferBinding {
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buffer_id: buffer_resource.1,
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offset: entry.offset.unwrap_or(0),
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size: std::num::NonZeroU64::new(entry.size.unwrap_or(0)),
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},
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)
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}
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_ => unreachable!(),
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},
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})
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})
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.collect::<Result<Vec<_>, AnyError>>()?;
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let bind_group_layout =
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state.resource_table.get::<WebGpuBindGroupLayout>(layout)?;
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let descriptor = wgpu_core::binding_model::BindGroupDescriptor {
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label: Some(label),
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layout: bind_group_layout.1,
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entries: Cow::from(entries),
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};
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gfx_put!(device => instance.device_create_bind_group(
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device,
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&descriptor,
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None
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) => state, WebGpuBindGroup)
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}
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