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Code Issues Packages Projects Releases Wiki Activity

Implement experimental WebGPU support (#1238)

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* Web gpu execution MVP

Ready infrastructure for wgpu experimentation

Start implementing simple gpu test case

Fix Extract Node not working with nested networks

Convert inputs for extracted node to network inputs

Fix missing cors headers

Feature gate gcore to make it once again no-std compatible

Add skeleton structure gpu shader

Work on gpu node graph output saving

Fix Get and Set nodes

Fix storage nodes

Fix shader construction errors -> spirv errors

Add unsafe version

Add once cell node

Web gpu execution MVP
This commit is contained in:
Dennis Kobert
2023-05-27 19:27:46 +02:00
committed by Keavon Chambers
parent 4bd9fbd073
commit 0586d52f3a
33 changed files with 1080 additions and 239 deletions
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24
node-graph/gpu-compiler/src/templates/spirv-template.rs
View File

@@ -4,32 +4,38 @@
#[cfg(target_arch = "spirv")]
extern crate spirv_std;
#[cfg(target_arch = "spirv")]
pub mod gpu {
use super::*;
//#[cfg(target_arch = "spirv")]
//pub mod gpu {
//use super::*;
use spirv_std::spirv;
use spirv_std::glam::UVec3;
#[allow(unused)]
#[spirv(compute(threads({{compute_threads}})))]
pub fn eval (
#[spirv(global_invocation_id)] _global_index: UVec3,
{% for input in inputs %}
{{input}}
{{input}},
{% endfor %}
) {
use graphene_core::Node;
/*
{% for input in input_nodes %}
let i{{loop.index0}} = graphene_core::value::CopiedNode::new(i{{loop.index0}});
let i{{input.index}} = graphene_core::value::CopiedNode::new(i{{input.index}});
let _{{input.id}} = {{input.fqn}}::new({% for arg in input.args %}{{arg}}, {% endfor %});
let {{input.id}} = graphene_core::structural::ComposeNode::new(i{{loop.index0}}, _{{input.id}});
let {{input.id}} = graphene_core::structural::ComposeNode::new(i{{input.index}}, _{{input.id}});
{% endfor %}
*/
{% for node in nodes %}
let {{node.id}} = {{node.fqn}}::new({% for arg in node.args %}{{arg}}, {% endfor %});
{% endfor %}
let output = {{last_node}}.eval(());
// TODO: Write output to buffer
{% for output in output_nodes %}
let v = {{output}}.eval(());
o{{loop.index0}}[_global_index.x as usize] = v;
{% endfor %}
// TODO: Write output to buffer
}
}
//}