huandzh / wgpu-hello-triangle-spirv

A hello triangle example with SpirV shaders

wgpu-hello-triangle-spirv

A hello-triangle example using SpirV shaders in wgpu.

The example uses shaders from Vulkan Tutorial. and Vulkan backend.

The purpose of this repo is to give a direct example of using SpirV in wgpu, since it's not obvious for newcomer of wgpu.

Quick Q&A

Q: How to use a SpirV shader in wgpu?

A: Create shader source with wgpu::util::make_spirv or include it statically with wgpu::include_spirv!.

Please see comments in src/main.rs for more details.

Run example

cargo run

Screenshot

Convert GLSL to SpirV

Install naga-cli:

cargo install naga-cli

Convert shaders:

naga shader.frag frag.spv
naga shader.vert vert.spv

Known Issue

• Validation Error: [ VUID-VkSwapchainCreateInfoKHR-imageExtent-01274 ] - gfx-rs/wgpu#1958