mirror of
https://github.com/denoland/deno.git
synced 2024-12-27 17:49:08 -05:00
643 lines
21 KiB
Rust
643 lines
21 KiB
Rust
// Copyright 2018-2021 the Deno authors. All rights reserved. MIT license.
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use deno_core::error::bad_resource_id;
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use deno_core::error::AnyError;
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use deno_core::ResourceId;
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use deno_core::ZeroCopyBuf;
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use deno_core::{OpState, Resource};
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use serde::Deserialize;
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use serde::Serialize;
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use std::borrow::Cow;
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use super::error::{WebGpuError, WebGpuResult};
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pub(crate) struct WebGpuPipelineLayout(
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pub(crate) wgpu_core::id::PipelineLayoutId,
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);
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impl Resource for WebGpuPipelineLayout {
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fn name(&self) -> Cow<str> {
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"webGPUPipelineLayout".into()
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}
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}
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pub(crate) struct WebGpuComputePipeline(
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pub(crate) wgpu_core::id::ComputePipelineId,
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);
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impl Resource for WebGpuComputePipeline {
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fn name(&self) -> Cow<str> {
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"webGPUComputePipeline".into()
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}
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}
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pub(crate) struct WebGpuRenderPipeline(
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pub(crate) wgpu_core::id::RenderPipelineId,
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);
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impl Resource for WebGpuRenderPipeline {
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fn name(&self) -> Cow<str> {
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"webGPURenderPipeline".into()
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}
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}
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pub fn serialize_index_format(format: String) -> wgpu_types::IndexFormat {
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match format.as_str() {
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"uint16" => wgpu_types::IndexFormat::Uint16,
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"uint32" => wgpu_types::IndexFormat::Uint32,
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_ => unreachable!(),
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}
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}
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fn serialize_stencil_operation(
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operation: &str,
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) -> wgpu_types::StencilOperation {
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match operation {
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"keep" => wgpu_types::StencilOperation::Keep,
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"zero" => wgpu_types::StencilOperation::Zero,
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"replace" => wgpu_types::StencilOperation::Replace,
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"invert" => wgpu_types::StencilOperation::Invert,
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"increment-clamp" => wgpu_types::StencilOperation::IncrementClamp,
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"decrement-clamp" => wgpu_types::StencilOperation::DecrementClamp,
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"increment-wrap" => wgpu_types::StencilOperation::IncrementWrap,
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"decrement-wrap" => wgpu_types::StencilOperation::DecrementWrap,
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_ => unreachable!(),
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}
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}
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fn serialize_stencil_face_state(
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state: GpuStencilFaceState,
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) -> wgpu_types::StencilFaceState {
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wgpu_types::StencilFaceState {
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compare: state
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.compare
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.as_ref()
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.map_or(wgpu_types::CompareFunction::Always, |op| {
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super::sampler::serialize_compare_function(op)
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}),
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fail_op: state
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.fail_op
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.as_ref()
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.map_or(wgpu_types::StencilOperation::Keep, |op| {
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serialize_stencil_operation(op)
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}),
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depth_fail_op: state
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.depth_fail_op
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.as_ref()
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.map_or(wgpu_types::StencilOperation::Keep, |op| {
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serialize_stencil_operation(op)
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}),
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pass_op: state
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.pass_op
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.as_ref()
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.map_or(wgpu_types::StencilOperation::Keep, |op| {
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serialize_stencil_operation(op)
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}),
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}
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}
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fn serialize_blend_factor(blend_factor: &str) -> wgpu_types::BlendFactor {
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match blend_factor {
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"zero" => wgpu_types::BlendFactor::Zero,
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"one" => wgpu_types::BlendFactor::One,
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"src-color" => wgpu_types::BlendFactor::SrcColor,
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"one-minus-src-color" => wgpu_types::BlendFactor::OneMinusSrcColor,
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"src-alpha" => wgpu_types::BlendFactor::SrcAlpha,
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"one-minus-src-alpha" => wgpu_types::BlendFactor::OneMinusSrcAlpha,
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"dst-color" => wgpu_types::BlendFactor::DstColor,
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"one-minus-dst-color" => wgpu_types::BlendFactor::OneMinusDstColor,
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"dst-alpha" => wgpu_types::BlendFactor::DstAlpha,
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"one-minus-dst-alpha" => wgpu_types::BlendFactor::OneMinusDstAlpha,
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"src-alpha-saturated" => wgpu_types::BlendFactor::SrcAlphaSaturated,
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"blend-color" => wgpu_types::BlendFactor::BlendColor,
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"one-minus-blend-color" => wgpu_types::BlendFactor::OneMinusBlendColor,
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_ => unreachable!(),
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}
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}
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fn serialize_blend_component(
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blend: GpuBlendComponent,
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) -> wgpu_types::BlendState {
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wgpu_types::BlendState {
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src_factor: blend
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.src_factor
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.as_ref()
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.map_or(wgpu_types::BlendFactor::One, |factor| {
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serialize_blend_factor(factor)
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}),
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dst_factor: blend
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.dst_factor
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.as_ref()
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.map_or(wgpu_types::BlendFactor::Zero, |factor| {
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serialize_blend_factor(factor)
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}),
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operation: match &blend.operation {
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Some(operation) => match operation.as_str() {
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"add" => wgpu_types::BlendOperation::Add,
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"subtract" => wgpu_types::BlendOperation::Subtract,
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"reverse-subtract" => wgpu_types::BlendOperation::ReverseSubtract,
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"min" => wgpu_types::BlendOperation::Min,
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"max" => wgpu_types::BlendOperation::Max,
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_ => unreachable!(),
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},
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None => wgpu_types::BlendOperation::Add,
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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 GpuProgrammableStage {
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module: u32,
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entry_point: String,
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}
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#[derive(Deserialize)]
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#[serde(rename_all = "camelCase")]
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pub struct CreateComputePipelineArgs {
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device_rid: ResourceId,
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label: Option<String>,
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layout: Option<u32>,
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compute: GpuProgrammableStage,
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}
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pub fn op_webgpu_create_compute_pipeline(
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state: &mut OpState,
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args: CreateComputePipelineArgs,
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_zero_copy: Option<ZeroCopyBuf>,
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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>(args.device_rid)
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.ok_or_else(bad_resource_id)?;
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let device = device_resource.0;
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let pipeline_layout = if let Some(rid) = args.layout {
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let id = state
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.resource_table
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.get::<WebGpuPipelineLayout>(rid)
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.ok_or_else(bad_resource_id)?;
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Some(id.0)
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} else {
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None
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};
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let compute_shader_module_resource = state
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.resource_table
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.get::<super::shader::WebGpuShaderModule>(args.compute.module)
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.ok_or_else(bad_resource_id)?;
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let descriptor = wgpu_core::pipeline::ComputePipelineDescriptor {
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label: args.label.map(Cow::from),
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layout: pipeline_layout,
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stage: wgpu_core::pipeline::ProgrammableStageDescriptor {
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module: compute_shader_module_resource.0,
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entry_point: Cow::from(args.compute.entry_point),
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},
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};
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let implicit_pipelines = match args.layout {
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Some(_) => None,
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None => Some(wgpu_core::device::ImplicitPipelineIds {
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root_id: std::marker::PhantomData,
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group_ids: &[std::marker::PhantomData; wgpu_core::MAX_BIND_GROUPS],
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}),
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};
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let (compute_pipeline, _, maybe_err) = gfx_select!(device => instance.device_create_compute_pipeline(
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device,
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&descriptor,
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std::marker::PhantomData,
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implicit_pipelines
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));
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let rid = state
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.resource_table
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.add(WebGpuComputePipeline(compute_pipeline));
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Ok(WebGpuResult::rid_err(rid, maybe_err))
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}
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#[derive(Deserialize)]
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#[serde(rename_all = "camelCase")]
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pub struct ComputePipelineGetBindGroupLayoutArgs {
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compute_pipeline_rid: ResourceId,
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index: u32,
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}
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#[derive(Serialize)]
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#[serde(rename_all = "camelCase")]
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pub struct PipelineLayout {
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rid: ResourceId,
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label: String,
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err: Option<WebGpuError>,
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}
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pub fn op_webgpu_compute_pipeline_get_bind_group_layout(
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state: &mut OpState,
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args: ComputePipelineGetBindGroupLayoutArgs,
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_zero_copy: Option<ZeroCopyBuf>,
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) -> Result<PipelineLayout, AnyError> {
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let instance = state.borrow::<super::Instance>();
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let compute_pipeline_resource = state
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.resource_table
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.get::<WebGpuComputePipeline>(args.compute_pipeline_rid)
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.ok_or_else(bad_resource_id)?;
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let compute_pipeline = compute_pipeline_resource.0;
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let (bind_group_layout, maybe_err) = gfx_select!(compute_pipeline => instance.compute_pipeline_get_bind_group_layout(compute_pipeline, args.index, std::marker::PhantomData));
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let label = gfx_select!(bind_group_layout => instance.bind_group_layout_label(bind_group_layout));
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let rid = state
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.resource_table
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.add(super::binding::WebGpuBindGroupLayout(bind_group_layout));
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Ok(PipelineLayout {
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rid,
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label,
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err: maybe_err.map(WebGpuError::from),
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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 GpuPrimitiveState {
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topology: Option<String>,
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strip_index_format: Option<String>,
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front_face: Option<String>,
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cull_mode: Option<String>,
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}
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#[derive(Deserialize, Clone)]
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#[serde(rename_all = "camelCase")]
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struct GpuBlendComponent {
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src_factor: Option<String>,
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dst_factor: Option<String>,
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operation: Option<String>,
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}
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#[derive(Deserialize, Clone)]
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#[serde(rename_all = "camelCase")]
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struct GpuBlendState {
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color: GpuBlendComponent,
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alpha: GpuBlendComponent,
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}
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#[derive(Deserialize)]
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#[serde(rename_all = "camelCase")]
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struct GpuColorTargetState {
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format: String,
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blend: Option<GpuBlendState>,
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write_mask: Option<u32>,
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}
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#[derive(Deserialize)]
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#[serde(rename_all = "camelCase")]
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struct GpuStencilFaceState {
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compare: Option<String>,
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fail_op: Option<String>,
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depth_fail_op: Option<String>,
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pass_op: Option<String>,
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}
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#[derive(Deserialize)]
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#[serde(rename_all = "camelCase")]
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struct GpuDepthStencilState {
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format: String,
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depth_write_enabled: Option<bool>,
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depth_compare: Option<String>,
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stencil_front: Option<GpuStencilFaceState>,
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stencil_back: Option<GpuStencilFaceState>,
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stencil_read_mask: Option<u32>,
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stencil_write_mask: Option<u32>,
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depth_bias: Option<i32>,
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depth_bias_slope_scale: Option<f32>,
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depth_bias_clamp: Option<f32>,
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clamp_depth: Option<bool>,
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}
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#[derive(Deserialize)]
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#[serde(rename_all = "camelCase")]
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struct GpuVertexAttribute {
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format: String,
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offset: u64,
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shader_location: u32,
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}
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#[derive(Deserialize)]
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#[serde(rename_all = "camelCase")]
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struct GpuVertexBufferLayout {
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array_stride: u64,
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step_mode: Option<String>,
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attributes: Vec<GpuVertexAttribute>,
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}
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#[derive(Deserialize)]
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#[serde(rename_all = "camelCase")]
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struct GpuVertexState {
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module: u32,
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entry_point: String,
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buffers: Option<Vec<Option<GpuVertexBufferLayout>>>,
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}
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#[derive(Deserialize)]
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#[serde(rename_all = "camelCase")]
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struct GpuMultisampleState {
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count: Option<u32>,
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mask: Option<u64>, // against spec, but future proof
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alpha_to_coverage_enabled: Option<bool>,
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}
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#[derive(Deserialize)]
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#[serde(rename_all = "camelCase")]
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struct GpuFragmentState {
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targets: Vec<GpuColorTargetState>,
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module: u32,
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entry_point: String,
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}
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#[derive(Deserialize)]
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#[serde(rename_all = "camelCase")]
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pub struct CreateRenderPipelineArgs {
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device_rid: ResourceId,
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label: Option<String>,
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layout: Option<u32>,
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vertex: GpuVertexState,
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primitive: Option<GpuPrimitiveState>,
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depth_stencil: Option<GpuDepthStencilState>,
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multisample: Option<GpuMultisampleState>,
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fragment: Option<GpuFragmentState>,
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}
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pub fn op_webgpu_create_render_pipeline(
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state: &mut OpState,
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args: CreateRenderPipelineArgs,
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_zero_copy: Option<ZeroCopyBuf>,
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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>(args.device_rid)
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.ok_or_else(bad_resource_id)?;
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let device = device_resource.0;
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let layout = if let Some(rid) = args.layout {
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let pipeline_layout_resource = state
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.resource_table
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.get::<WebGpuPipelineLayout>(rid)
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.ok_or_else(bad_resource_id)?;
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Some(pipeline_layout_resource.0)
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} else {
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None
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};
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let vertex_shader_module_resource = state
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.resource_table
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.get::<super::shader::WebGpuShaderModule>(args.vertex.module)
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.ok_or_else(bad_resource_id)?;
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let descriptor = wgpu_core::pipeline::RenderPipelineDescriptor {
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label: args.label.map(Cow::from),
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layout,
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vertex: wgpu_core::pipeline::VertexState {
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stage: wgpu_core::pipeline::ProgrammableStageDescriptor {
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module: vertex_shader_module_resource.0,
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entry_point: Cow::from(args.vertex.entry_point),
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},
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buffers: Cow::from(if let Some(buffers) = args.vertex.buffers {
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let mut return_buffers = vec![];
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for buffer in buffers.into_iter().flatten() {
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return_buffers.push(wgpu_core::pipeline::VertexBufferLayout {
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array_stride: buffer.array_stride,
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step_mode: match buffer.step_mode {
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Some(step_mode) => match step_mode.as_str() {
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"vertex" => wgpu_types::InputStepMode::Vertex,
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"instance" => wgpu_types::InputStepMode::Instance,
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_ => unreachable!(),
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},
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None => wgpu_types::InputStepMode::Vertex,
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},
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attributes: Cow::from(
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buffer
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.attributes
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.iter()
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.map(|attribute| wgpu_types::VertexAttribute {
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format: match attribute.format.as_str() {
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"uchar2" => wgpu_types::VertexFormat::Uchar2,
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"uchar4" => wgpu_types::VertexFormat::Uchar4,
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"char2" => wgpu_types::VertexFormat::Char2,
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"char4" => wgpu_types::VertexFormat::Char4,
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"uchar2norm" => wgpu_types::VertexFormat::Uchar2Norm,
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"uchar4norm" => wgpu_types::VertexFormat::Uchar4,
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"char2norm" => wgpu_types::VertexFormat::Char2Norm,
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"char4norm" => wgpu_types::VertexFormat::Char4Norm,
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"ushort2" => wgpu_types::VertexFormat::Ushort2,
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"ushort4" => wgpu_types::VertexFormat::Ushort4,
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"short2" => wgpu_types::VertexFormat::Short2,
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"short4" => wgpu_types::VertexFormat::Short4,
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"ushort2norm" => wgpu_types::VertexFormat::Ushort2Norm,
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"ushort4norm" => wgpu_types::VertexFormat::Ushort4Norm,
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"short2norm" => wgpu_types::VertexFormat::Short2Norm,
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"short4norm" => wgpu_types::VertexFormat::Short4Norm,
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"half2" => wgpu_types::VertexFormat::Half2,
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"half4" => wgpu_types::VertexFormat::Half4,
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"float" => wgpu_types::VertexFormat::Float,
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"float2" => wgpu_types::VertexFormat::Float2,
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"float3" => wgpu_types::VertexFormat::Float3,
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"float4" => wgpu_types::VertexFormat::Float4,
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"uint" => wgpu_types::VertexFormat::Uint,
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"uint2" => wgpu_types::VertexFormat::Uint2,
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"uint3" => wgpu_types::VertexFormat::Uint3,
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"uint4" => wgpu_types::VertexFormat::Uint4,
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"int" => wgpu_types::VertexFormat::Int,
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"int2" => wgpu_types::VertexFormat::Int2,
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"int3" => wgpu_types::VertexFormat::Int3,
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"int4" => wgpu_types::VertexFormat::Int4,
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_ => unreachable!(),
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},
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offset: attribute.offset,
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shader_location: attribute.shader_location,
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})
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.collect::<Vec<wgpu_types::VertexAttribute>>(),
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),
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});
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}
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return_buffers
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} else {
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vec![]
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}),
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},
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primitive: args.primitive.map_or(Default::default(), |primitive| {
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wgpu_types::PrimitiveState {
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topology: match primitive.topology {
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Some(topology) => match topology.as_str() {
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"point-list" => wgpu_types::PrimitiveTopology::PointList,
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"line-list" => wgpu_types::PrimitiveTopology::LineList,
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"line-strip" => wgpu_types::PrimitiveTopology::LineStrip,
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"triangle-list" => wgpu_types::PrimitiveTopology::TriangleList,
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"triangle-strip" => wgpu_types::PrimitiveTopology::TriangleStrip,
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_ => unreachable!(),
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},
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None => wgpu_types::PrimitiveTopology::TriangleList,
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},
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strip_index_format: primitive
|
|
.strip_index_format
|
|
.map(serialize_index_format),
|
|
front_face: match primitive.front_face {
|
|
Some(front_face) => match front_face.as_str() {
|
|
"ccw" => wgpu_types::FrontFace::Ccw,
|
|
"cw" => wgpu_types::FrontFace::Cw,
|
|
_ => unreachable!(),
|
|
},
|
|
None => wgpu_types::FrontFace::Ccw,
|
|
},
|
|
cull_mode: match primitive.cull_mode {
|
|
Some(cull_mode) => match cull_mode.as_str() {
|
|
"none" => wgpu_types::CullMode::None,
|
|
"front" => wgpu_types::CullMode::Front,
|
|
"back" => wgpu_types::CullMode::Back,
|
|
_ => unreachable!(),
|
|
},
|
|
None => wgpu_types::CullMode::None,
|
|
},
|
|
polygon_mode: Default::default(), // native-only
|
|
}
|
|
}),
|
|
depth_stencil: args.depth_stencil.map(|depth_stencil| {
|
|
wgpu_types::DepthStencilState {
|
|
format: super::texture::serialize_texture_format(&depth_stencil.format)
|
|
.unwrap(),
|
|
depth_write_enabled: depth_stencil.depth_write_enabled.unwrap_or(false),
|
|
depth_compare: match depth_stencil.depth_compare {
|
|
Some(depth_compare) => {
|
|
super::sampler::serialize_compare_function(&depth_compare)
|
|
}
|
|
None => wgpu_types::CompareFunction::Always,
|
|
},
|
|
stencil: wgpu_types::StencilState {
|
|
front: depth_stencil
|
|
.stencil_front
|
|
.map_or(Default::default(), serialize_stencil_face_state),
|
|
back: depth_stencil
|
|
.stencil_back
|
|
.map_or(Default::default(), serialize_stencil_face_state),
|
|
read_mask: depth_stencil.stencil_read_mask.unwrap_or(0xFFFFFFFF),
|
|
write_mask: depth_stencil.stencil_write_mask.unwrap_or(0xFFFFFFFF),
|
|
},
|
|
bias: wgpu_types::DepthBiasState {
|
|
constant: depth_stencil.depth_bias.unwrap_or(0),
|
|
slope_scale: depth_stencil.depth_bias_slope_scale.unwrap_or(0.0),
|
|
clamp: depth_stencil.depth_bias_clamp.unwrap_or(0.0),
|
|
},
|
|
clamp_depth: depth_stencil.clamp_depth.unwrap_or(false),
|
|
}
|
|
}),
|
|
multisample: args.multisample.map_or(Default::default(), |multisample| {
|
|
wgpu_types::MultisampleState {
|
|
count: multisample.count.unwrap_or(1),
|
|
mask: multisample.mask.unwrap_or(0xFFFFFFFF),
|
|
alpha_to_coverage_enabled: multisample
|
|
.alpha_to_coverage_enabled
|
|
.unwrap_or(false),
|
|
}
|
|
}),
|
|
fragment: args.fragment.map(|fragment| {
|
|
let fragment_shader_module_resource = state
|
|
.resource_table
|
|
.get::<super::shader::WebGpuShaderModule>(fragment.module)
|
|
.ok_or_else(bad_resource_id)
|
|
.unwrap();
|
|
|
|
wgpu_core::pipeline::FragmentState {
|
|
stage: wgpu_core::pipeline::ProgrammableStageDescriptor {
|
|
module: fragment_shader_module_resource.0,
|
|
entry_point: Cow::from(fragment.entry_point),
|
|
},
|
|
targets: Cow::from(
|
|
fragment
|
|
.targets
|
|
.iter()
|
|
.map(|target| {
|
|
let blends = target.blend.clone().map(|blend| {
|
|
(
|
|
serialize_blend_component(blend.alpha),
|
|
serialize_blend_component(blend.color),
|
|
)
|
|
});
|
|
|
|
wgpu_types::ColorTargetState {
|
|
format: super::texture::serialize_texture_format(
|
|
&target.format,
|
|
)
|
|
.unwrap(),
|
|
alpha_blend: blends
|
|
.clone()
|
|
.map_or(Default::default(), |states| states.0),
|
|
color_blend: blends
|
|
.map_or(Default::default(), |states| states.1),
|
|
write_mask: target
|
|
.write_mask
|
|
.map_or(Default::default(), |mask| {
|
|
wgpu_types::ColorWrite::from_bits(mask).unwrap()
|
|
}),
|
|
}
|
|
})
|
|
.collect::<Vec<wgpu_types::ColorTargetState>>(),
|
|
),
|
|
}
|
|
}),
|
|
};
|
|
|
|
let implicit_pipelines = match args.layout {
|
|
Some(_) => None,
|
|
None => Some(wgpu_core::device::ImplicitPipelineIds {
|
|
root_id: std::marker::PhantomData,
|
|
group_ids: &[std::marker::PhantomData; wgpu_core::MAX_BIND_GROUPS],
|
|
}),
|
|
};
|
|
|
|
let (render_pipeline, _, maybe_err) = gfx_select!(device => instance.device_create_render_pipeline(
|
|
device,
|
|
&descriptor,
|
|
std::marker::PhantomData,
|
|
implicit_pipelines
|
|
));
|
|
|
|
let rid = state
|
|
.resource_table
|
|
.add(WebGpuRenderPipeline(render_pipeline));
|
|
|
|
Ok(WebGpuResult::rid_err(rid, maybe_err))
|
|
}
|
|
|
|
#[derive(Deserialize)]
|
|
#[serde(rename_all = "camelCase")]
|
|
pub struct RenderPipelineGetBindGroupLayoutArgs {
|
|
render_pipeline_rid: ResourceId,
|
|
index: u32,
|
|
}
|
|
|
|
pub fn op_webgpu_render_pipeline_get_bind_group_layout(
|
|
state: &mut OpState,
|
|
args: RenderPipelineGetBindGroupLayoutArgs,
|
|
_zero_copy: Option<ZeroCopyBuf>,
|
|
) -> Result<PipelineLayout, AnyError> {
|
|
let instance = state.borrow::<super::Instance>();
|
|
let render_pipeline_resource = state
|
|
.resource_table
|
|
.get::<WebGpuRenderPipeline>(args.render_pipeline_rid)
|
|
.ok_or_else(bad_resource_id)?;
|
|
let render_pipeline = render_pipeline_resource.0;
|
|
|
|
let (bind_group_layout, maybe_err) = gfx_select!(render_pipeline => instance.render_pipeline_get_bind_group_layout(render_pipeline, args.index, std::marker::PhantomData));
|
|
|
|
let label = gfx_select!(bind_group_layout => instance.bind_group_layout_label(bind_group_layout));
|
|
|
|
let rid = state
|
|
.resource_table
|
|
.add(super::binding::WebGpuBindGroupLayout(bind_group_layout));
|
|
|
|
Ok(PipelineLayout {
|
|
rid,
|
|
label,
|
|
err: maybe_err.map(WebGpuError::from),
|
|
})
|
|
}
|