Tint: Refactor transform VertexPulling and its unit tests

This CL prepare transform VertexPulling and its unit tests for
implementing f16 pipeline io. This CL distinguishes vertex format type
and WGSL variable type of a vertex shader attribute (location input) in
VertexPuilling transform as both `f32` and `f16` WGSL types would be
mapepd to float vertex format. This CL splits VertexPulling unit tests
by base veretx format (SInt, UInt and Float), make it easier to add
`f16` tests.

Bugs: tint:1473, tint:1502
Change-Id: I649deb61e8eb8dac6ebd653bf77ef96475334a56
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/112520
Commit-Queue: Zhaoming Jiang <zhaoming.jiang@intel.com>
Reviewed-by: Ben Clayton <bclayton@google.com>
Kokoro: Kokoro <noreply+kokoro@google.com>
2 files changed
tree: 28a53091d72d3b7e52815d6b3906ae96888b70ac
  1. .vscode/
  2. build_overrides/
  3. docs/
  4. generator/
  5. include/
  6. infra/
  7. scripts/
  8. src/
  9. test/
  10. third_party/
  11. tools/
  12. webgpu-cts/
  13. .clang-format
  14. .clang-tidy
  15. .gitattributes
  16. .gitignore
  17. .gn
  18. AUTHORS
  19. BUILD.gn
  20. CMakeLists.txt
  21. CMakeSettings.json
  22. CODE_OF_CONDUCT.md
  23. codereview.settings
  24. CONTRIBUTING.md
  25. CPPLINT.cfg
  26. dawn.json
  27. dawn_wire.json
  28. DEPS
  29. DIR_METADATA
  30. Doxyfile
  31. go.mod
  32. go.sum
  33. go_presubmit_support.py
  34. LICENSE
  35. OWNERS
  36. PRESUBMIT.py
  37. README.chromium
  38. README.md
  39. tint_overrides_with_defaults.gni
README.md

Dawn's logo: a sun rising behind a stylized mountain inspired by the WebGPU logo. The text Dawn is written below it.

Dawn, a WebGPU implementation

Dawn is an open-source and cross-platform implementation of the work-in-progress WebGPU standard. More precisely it implements webgpu.h that is a one-to-one mapping with the WebGPU IDL. Dawn is meant to be integrated as part of a larger system and is the underlying implementation of WebGPU in Chromium.

Dawn provides several WebGPU building blocks:

  • WebGPU C/C++ headers that applications and other building blocks use.
    • The webgpu.h version that Dawn implements.
    • A C++ wrapper for the webgpu.h.
  • A “native” implementation of WebGPU using platforms' GPU APIs: D3D12, Metal, Vulkan and OpenGL. See per API support for more details.
  • A client-server implementation of WebGPU for applications that are in a sandbox without access to native drivers
  • Tint is a compiler for the WebGPU Shader Language (WGSL) that can be used in standalone to convert shaders from and to WGSL.

Helpful links:

Documentation table of content

Developer documentation:

User documentation: (TODO, figure out what overlaps with the webgpu.h docs)

Status

(TODO)

License

Apache 2.0 Public License, please see LICENSE.

Disclaimer

This is not an officially supported Google product.