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// Copyright 2018-2024 the Deno authors. All rights reserved. MIT license.
use crate::command_encoder::WebGpuCommandBuffer;
use crate::Instance;
use deno_core::error::AnyError;
use deno_core::op2;
use deno_core::OpState;
use deno_core::Resource;
use deno_core::ResourceId;
use serde::Deserialize;
use std::borrow::Cow;
use std::rc::Rc;
use super::error::WebGpuResult;
pub struct WebGpuQueue(pub Instance, pub wgpu_core::id::QueueId);
impl Resource for WebGpuQueue {
fn name(&self) -> Cow<str> {
"webGPUQueue".into()
}
fn close(self: Rc<Self>) {
gfx_select!(self.1 => self.0.queue_drop(self.1));
}
}
#[op2]
#[serde]
pub fn op_webgpu_queue_submit(
state: &mut OpState,
#[smi] queue_rid: ResourceId,
#[serde] command_buffers: Vec<ResourceId>,
) -> Result<WebGpuResult, AnyError> {
let instance = state.borrow::<Instance>();
let queue_resource = state.resource_table.get::<WebGpuQueue>(queue_rid)?;
let queue = queue_resource.1;
let ids = command_buffers
.iter()
.map(|rid| {
let buffer_resource =
state.resource_table.get::<WebGpuCommandBuffer>(*rid)?;
let mut id = buffer_resource.1.borrow_mut();
Ok(id.take().unwrap())
})
.collect::<Result<Vec<_>, AnyError>>()?;
let maybe_err =
gfx_select!(queue => instance.queue_submit(queue, &ids)).err();
for rid in command_buffers {
let resource = state.resource_table.take::<WebGpuCommandBuffer>(rid)?;
resource.close();
}
Ok(WebGpuResult::maybe_err(maybe_err))
}
#[derive(Deserialize)]
#[serde(rename_all = "camelCase")]
pub struct GpuImageDataLayout {
offset: u64,
bytes_per_row: Option<u32>,
rows_per_image: Option<u32>,
}
impl From<GpuImageDataLayout> for wgpu_types::ImageDataLayout {
fn from(layout: GpuImageDataLayout) -> Self {
wgpu_types::ImageDataLayout {
offset: layout.offset,
bytes_per_row: layout.bytes_per_row,
rows_per_image: layout.rows_per_image,
}
}
}
#[op2]
#[serde]
pub fn op_webgpu_write_buffer(
state: &mut OpState,
#[smi] queue_rid: ResourceId,
#[smi] buffer: ResourceId,
#[number] buffer_offset: u64,
#[number] data_offset: usize,
#[number] size: Option<usize>,
#[buffer] buf: &[u8],
) -> Result<WebGpuResult, AnyError> {
let instance = state.borrow::<Instance>();
let buffer_resource = state
.resource_table
.get::<super::buffer::WebGpuBuffer>(buffer)?;
let buffer = buffer_resource.1;
let queue_resource = state.resource_table.get::<WebGpuQueue>(queue_rid)?;
let queue = queue_resource.1;
let data = match size {
Some(size) => &buf[data_offset..(data_offset + size)],
None => &buf[data_offset..],
};
let maybe_err = gfx_select!(queue => instance.queue_write_buffer(
queue,
buffer,
buffer_offset,
data
))
.err();
Ok(WebGpuResult::maybe_err(maybe_err))
}
#[op2]
#[serde]
pub fn op_webgpu_write_texture(
state: &mut OpState,
#[smi] queue_rid: ResourceId,
#[serde] destination: super::command_encoder::GpuImageCopyTexture,
#[serde] data_layout: GpuImageDataLayout,
#[serde] size: wgpu_types::Extent3d,
#[buffer] buf: &[u8],
) -> Result<WebGpuResult, AnyError> {
let instance = state.borrow::<Instance>();
let texture_resource = state
.resource_table
.get::<super::texture::WebGpuTexture>(destination.texture)?;
let queue_resource = state.resource_table.get::<WebGpuQueue>(queue_rid)?;
let queue = queue_resource.1;
let destination = wgpu_core::command::ImageCopyTexture {
texture: texture_resource.id,
mip_level: destination.mip_level,
origin: destination.origin,
aspect: destination.aspect,
};
let data_layout = data_layout.into();
gfx_ok!(queue => instance.queue_write_texture(
queue,
&destination,
buf,
&data_layout,
&size
))
}
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