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Add the first basic version of the GPU blend node (#1243)

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* Implement Gpu Blend node

* Remove duplicate shader input

* Fix formatting

---------

Co-authored-by: Dennis Kobert <dennis@kobert.dev>
This commit is contained in:
Alexandru Ică 2023-05-28 11:34:09 +03:00 • committed by Keavon Chambers
parent 9da83d3280
commit 57415b948b
14 changed files with 369 additions and 67 deletions
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2
node-graph/gpu-compiler/src/lib.rs
View file

@ -71,7 +71,7 @@ pub fn construct_argument(input: &ShaderInput<()>, position: u32, binding_offset
let line = match input {
ShaderInput::Constant(constant) => format!("#[spirv({})] i{}: {}", constant_attribute(constant), position, constant.ty()),
ShaderInput::UniformBuffer(_, ty) => {
format!("#[spirv(uniform, descriptor_set = 0, binding = {})] i{}: &[{}]", position + binding_offset, position, ty,)
format!("#[spirv(uniform, descriptor_set = 0, binding = {})] i{}: &{}", position + binding_offset, position, ty,)
}
ShaderInput::StorageBuffer(_, ty) | ShaderInput::ReadBackBuffer(_, ty) => {
format!("#[spirv(storage_buffer, descriptor_set = 0, binding = {})] i{}: &[{}]", position + binding_offset, position, ty,)

7
node-graph/gpu-compiler/src/templates/spirv-template.rs
View file

@ -8,7 +8,8 @@ extern crate spirv_std;
//pub mod gpu {
//use super::*;
use spirv_std::spirv;
use spirv_std::glam::UVec3;
use spirv_std::glam;
use spirv_std::glam::{UVec3, Vec2, Mat2, BVec2};
#[allow(unused)]
#[spirv(compute(threads({{compute_threads}})))]
@ -19,6 +20,8 @@ extern crate spirv_std;
{% endfor %}
) {
use graphene_core::Node;
use graphene_core::raster::adjustments::{BlendMode, BlendNode};
use graphene_core::Color;
/*
{% for input in input_nodes %}
@ -34,7 +37,7 @@ extern crate spirv_std;
{% for output in output_nodes %}
let v = {{output}}.eval(());
o{{loop.index0}}[_global_index.x as usize] = v;
o{{loop.index0}}[(_global_index.y * i0 + _global_index.x) as usize] = v;
{% endfor %}
// TODO: Write output to buffer
}