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Full glTF 2.0 support #3

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33 of 39 tasks
bwasty opened this issue Jul 21, 2017 · 6 comments
Open
33 of 39 tasks

Full glTF 2.0 support #3

bwasty opened this issue Jul 21, 2017 · 6 comments

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@bwasty
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bwasty commented Jul 21, 2017 •
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Tracking issue for supported features.
Bold ones are "more important" and should be implemented soon.
For details about each entity, refer to the Properties Reference of the specification.

LAST UPDATE: 2018-08-17

  • Scene
    • choosing scenes
  • Node
    • Transformations (matrix, TRS)
    • children
    • mesh
    • camera
      • perspective
        • finite
        • infinite
      • orthographic
      • choosing cameras (CLI param --cam-index)
    • skin
    • weights
  • Mesh
    • primitives
    • weights
  • Primitive
    • Attributes
      • positions, normals, tangents, 2 tex coord sets, 1 color set, joints, weights
      • all tex coord formats
      • TEX_COORD_1
      • all color formats
      • COLOR_0
      • [ ] generate missing normals and tangents (optional, since only an 'implementation note' -> Generate normals/tangents/bitangents gltf-rs/gltf#22)
    • Indices
    • No Indices (-> glDrawArrays())
    • Material
    • Mode
      • Triangles
      • Others: Points, Lines, LineLoop, LineStrip, TriangleStrip, TriangleFan
    • targets
  • Material
    • pbrMetallicRoughness
      • base color (factor + texture)
      • full PBR lighting
    • normalTexture
    • occlusionTexture
    • emissiveTexture + emissiveFactor
    • alphaMode + alphaCutoff*
      (works, but not always correct - transparency/depth sorting is missing)
    • doubleSided
  • Texture
    • Sampler
    • Image
    • textureInfo (texCoord set index)
  • Animation
  • Skin
@alteous
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alteous commented Jul 21, 2017

FYI, here is the reference implementation.

@bwasty
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bwasty commented Jul 21, 2017 •
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@alteous Thanks, I'm already watching it :)
Though I'll continue porting learnopengl.com anyway and start with that probably (porting is fun^^).

Also: updated the "Attributes" section, not quite done after all...

@bwasty
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bwasty commented Sep 23, 2017

Ticked off a few boxes and marked where sample models are missing for the remaining features.

@bwasty bwasty mentioned this issue Feb 22, 2018
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@bwasty
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bwasty commented Feb 23, 2018

Recently ticked off: Scene (--scene parameter), camera (orthographic, infinite perspective, CLI parameters) and vertex colors (COLOR_0).

@bwasty bwasty mentioned this issue Feb 23, 2018
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@bwasty
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bwasty commented Aug 17, 2018

Ticket off a few items (-> #51) - all that remains is related to animations.

@berkus
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berkus commented Jul 7, 2019

Hi, what's the progress with animations support?

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@berkus @bwasty @alteous