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https://github.com/denoland/deno.git
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225 lines
6 KiB
Rust
225 lines
6 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 std::borrow::Cow;
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use std::cell::RefCell;
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use super::error::WebGpuResult;
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pub(crate) struct WebGpuComputePass(
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pub(crate) RefCell<wgpu_core::command::ComputePass>,
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);
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impl Resource for WebGpuComputePass {
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fn name(&self) -> Cow<str> {
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"webGPUComputePass".into()
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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_compute_pass_set_pipeline(
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state: &mut OpState,
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#[smi] compute_pass_rid: ResourceId,
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#[smi] pipeline: ResourceId,
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) -> Result<WebGpuResult, AnyError> {
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let compute_pipeline_resource =
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state
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.resource_table
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.get::<super::pipeline::WebGpuComputePipeline>(pipeline)?;
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let compute_pass_resource = state
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.resource_table
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.get::<WebGpuComputePass>(compute_pass_rid)?;
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wgpu_core::command::compute_ffi::wgpu_compute_pass_set_pipeline(
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&mut compute_pass_resource.0.borrow_mut(),
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compute_pipeline_resource.1,
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);
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Ok(WebGpuResult::empty())
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}
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#[op2]
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#[serde]
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pub fn op_webgpu_compute_pass_dispatch_workgroups(
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state: &mut OpState,
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#[smi] compute_pass_rid: ResourceId,
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x: u32,
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y: u32,
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z: u32,
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) -> Result<WebGpuResult, AnyError> {
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let compute_pass_resource = state
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.resource_table
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.get::<WebGpuComputePass>(compute_pass_rid)?;
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wgpu_core::command::compute_ffi::wgpu_compute_pass_dispatch_workgroups(
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&mut compute_pass_resource.0.borrow_mut(),
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x,
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y,
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z,
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);
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Ok(WebGpuResult::empty())
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}
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#[op2]
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#[serde]
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pub fn op_webgpu_compute_pass_dispatch_workgroups_indirect(
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state: &mut OpState,
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#[smi] compute_pass_rid: ResourceId,
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#[smi] indirect_buffer: ResourceId,
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#[number] indirect_offset: u64,
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) -> Result<WebGpuResult, AnyError> {
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let buffer_resource = state
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.resource_table
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.get::<super::buffer::WebGpuBuffer>(indirect_buffer)?;
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let compute_pass_resource = state
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.resource_table
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.get::<WebGpuComputePass>(compute_pass_rid)?;
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wgpu_core::command::compute_ffi::wgpu_compute_pass_dispatch_workgroups_indirect(
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&mut compute_pass_resource.0.borrow_mut(),
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buffer_resource.1,
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indirect_offset,
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);
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Ok(WebGpuResult::empty())
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}
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#[op2]
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#[serde]
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pub fn op_webgpu_compute_pass_end(
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state: &mut OpState,
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#[smi] command_encoder_rid: ResourceId,
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#[smi] compute_pass_rid: ResourceId,
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) -> Result<WebGpuResult, AnyError> {
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let command_encoder_resource = state
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.resource_table
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.get::<super::command_encoder::WebGpuCommandEncoder>(
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command_encoder_rid,
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)?;
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let command_encoder = command_encoder_resource.1;
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let compute_pass_resource = state
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.resource_table
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.take::<WebGpuComputePass>(compute_pass_rid)?;
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let compute_pass = &compute_pass_resource.0.borrow();
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let instance = state.borrow::<super::Instance>();
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gfx_ok!(command_encoder => instance.command_encoder_run_compute_pass(
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command_encoder,
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compute_pass
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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_compute_pass_set_bind_group(
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state: &mut OpState,
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#[smi] compute_pass_rid: ResourceId,
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index: u32,
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#[smi] bind_group: ResourceId,
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#[buffer] dynamic_offsets_data: &[u32],
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#[number] dynamic_offsets_data_start: usize,
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#[number] dynamic_offsets_data_length: usize,
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) -> Result<WebGpuResult, AnyError> {
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let bind_group_resource =
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state
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.resource_table
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.get::<super::binding::WebGpuBindGroup>(bind_group)?;
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let compute_pass_resource = state
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.resource_table
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.get::<WebGpuComputePass>(compute_pass_rid)?;
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let start = dynamic_offsets_data_start;
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let len = dynamic_offsets_data_length;
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// Assert that length and start are both in bounds
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assert!(start <= dynamic_offsets_data.len());
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assert!(len <= dynamic_offsets_data.len() - start);
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let dynamic_offsets_data: &[u32] = &dynamic_offsets_data[start..start + len];
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// SAFETY: the raw pointer and length are of the same slice, and that slice
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// lives longer than the below function invocation.
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unsafe {
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wgpu_core::command::compute_ffi::wgpu_compute_pass_set_bind_group(
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&mut compute_pass_resource.0.borrow_mut(),
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index,
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bind_group_resource.1,
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dynamic_offsets_data.as_ptr(),
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dynamic_offsets_data.len(),
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);
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}
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Ok(WebGpuResult::empty())
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}
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#[op2]
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#[serde]
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pub fn op_webgpu_compute_pass_push_debug_group(
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state: &mut OpState,
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#[smi] compute_pass_rid: ResourceId,
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#[string] group_label: &str,
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) -> Result<WebGpuResult, AnyError> {
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let compute_pass_resource = state
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.resource_table
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.get::<WebGpuComputePass>(compute_pass_rid)?;
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let label = std::ffi::CString::new(group_label).unwrap();
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// SAFETY: the string the raw pointer points to lives longer than the below
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// function invocation.
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unsafe {
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wgpu_core::command::compute_ffi::wgpu_compute_pass_push_debug_group(
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&mut compute_pass_resource.0.borrow_mut(),
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label.as_ptr(),
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0, // wgpu#975
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);
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}
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Ok(WebGpuResult::empty())
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}
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#[op2]
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#[serde]
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pub fn op_webgpu_compute_pass_pop_debug_group(
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state: &mut OpState,
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#[smi] compute_pass_rid: ResourceId,
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) -> Result<WebGpuResult, AnyError> {
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let compute_pass_resource = state
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.resource_table
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.get::<WebGpuComputePass>(compute_pass_rid)?;
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wgpu_core::command::compute_ffi::wgpu_compute_pass_pop_debug_group(
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&mut compute_pass_resource.0.borrow_mut(),
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);
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Ok(WebGpuResult::empty())
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}
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#[op2]
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#[serde]
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pub fn op_webgpu_compute_pass_insert_debug_marker(
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state: &mut OpState,
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#[smi] compute_pass_rid: ResourceId,
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#[string] marker_label: &str,
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) -> Result<WebGpuResult, AnyError> {
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let compute_pass_resource = state
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.resource_table
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.get::<WebGpuComputePass>(compute_pass_rid)?;
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let label = std::ffi::CString::new(marker_label).unwrap();
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// SAFETY: the string the raw pointer points to lives longer than the below
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// function invocation.
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unsafe {
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wgpu_core::command::compute_ffi::wgpu_compute_pass_insert_debug_marker(
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&mut compute_pass_resource.0.borrow_mut(),
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label.as_ptr(),
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0, // wgpu#975
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);
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}
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Ok(WebGpuResult::empty())
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}
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